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143.0, 337.0, 210.0, 261.0, 225.0, 272.0]], "category_name": "optical ship", "caption": "A large green optical ship is on the left", "type": "rectangle", "coordinate": "pixel"}, {"id": 35, "image_id": 22, "category_id": 11, "bbox": [27.0, 207.0, 41.0, 65.0], "area": 2665.0, "iscrowd": 0, "ignore": 0, "segmentation": [[68.0, 212.0, 38.0, 272.0, 27.0, 268.0, 57.0, 207.0, 68.0, 212.0]], "category_name": "optical ship", "caption": "The medium-sized green optical ship", "type": "rectangle", "coordinate": "pixel"}, {"id": 36, "image_id": 23, "category_id": 11, "bbox": [364.0, 372.0, 134.0, 39.0], "area": 5226.0, "iscrowd": 0, "ignore": 0, "segmentation": [[498.0, 397.0, 367.0, 411.0, 364.0, 387.0, 495.0, 372.0, 498.0, 397.0]], "category_name": "optical ship", "caption": "A large green optical ship is on the right", "type": "rectangle", "coordinate": "pixel"}, {"id": 37, "image_id": 24, "category_id": 15, "bbox": [184.0, 190.0, 57.0, 22.0], "area": 1254.0, "iscrowd": 0, "ignore": 0, "segmentation": [[184.0, 190.0, 241.0, 190.0, 241.0, 212.0, 184.0, 212.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 38, "image_id": 25, "category_id": 15, "bbox": [5.0, 218.0, 28.0, 18.0], "area": 504.0, "iscrowd": 0, "ignore": 0, "segmentation": [[5.0, 218.0, 33.0, 218.0, 33.0, 236.0, 5.0, 236.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 39, "image_id": 26, "category_id": 11, "bbox": [140.0, 479.0, 65.0, 46.0], "area": 2990.0, "iscrowd": 0, "ignore": 0, "segmentation": [[205.0, 494.0, 148.0, 525.0, 140.0, 510.0, 197.0, 479.0, 205.0, 494.0]], "category_name": "optical ship", "caption": "The medium-sized gray optical ship", "type": "rectangle", "coordinate": "pixel"}, {"id": 40, "image_id": 26, "category_id": 11, "bbox": [591.852905, 435.000061, 69.32806400000004, 164.99993899999998], "area": 11439.126330988101, "iscrowd": 0, "ignore": 0, "segmentation": [[661.180969, 600.0, 622.620667, 600.0, 591.852905, 442.245087, 629.000122, 435.000061, 661.180969, 600.0]], "category_name": "optical ship", "caption": "A large gray optical ship is on the lower right", "type": "rectangle", "coordinate": "pixel"}, {"id": 41, "image_id": 26, "category_id": 11, "bbox": [538.0, 98.0, 89.0, 196.0], "area": 17444.0, "iscrowd": 0, "ignore": 0, "segmentation": [[627.0, 284.0, 593.0, 294.0, 538.0, 108.0, 572.0, 98.0, 627.0, 284.0]], "category_name": "optical ship", "caption": "A white optical ship", "type": "rectangle", "coordinate": "pixel"}, {"id": 42, "image_id": 27, "category_id": 11, "bbox": [394.0, 874.0, 74.0, 52.0], "area": 3848.0, "iscrowd": 0, "ignore": 0, "segmentation": [[394.0, 895.0, 458.0, 926.0, 468.0, 905.0, 404.0, 874.0, 394.0, 895.0]], "category_name": "optical ship", "caption": "A red optical ship", "type": "rectangle", "coordinate": "pixel"}, {"id": 43, "image_id": 27, "category_id": 11, "bbox": [407.0, 853.0, 61.0, 46.0], "area": 2806.0, "iscrowd": 0, "ignore": 0, "segmentation": [[407.0, 872.0, 458.0, 899.0, 468.0, 880.0, 417.0, 853.0, 407.0, 872.0]], "category_name": "optical ship", "caption": "One small  optical ship is positioned to the upper right of the other red optical ship", "type": "rectangle", "coordinate": "pixel"}, {"id": 44, "image_id": 27, "category_id": 11, "bbox": [385.0, 820.0, 37.0, 56.0], "area": 2072.0, "iscrowd": 0, "ignore": 0, "segmentation": [[405.0, 820.0, 385.0, 869.0, 403.0, 876.0, 422.0, 827.0, 405.0, 820.0]], "category_name": "optical ship", "caption": "A gray optical ship", "type": "rectangle", "coordinate": "pixel"}, {"id": 45, "image_id": 28, "category_id": 11, "bbox": [13.0, 686.0, 23.0, 23.0], "area": 529.0, "iscrowd": 0, "ignore": 0, "segmentation": [[36.0, 701.0, 29.0, 709.0, 13.0, 694.0, 19.0, 686.0, 36.0, 701.0]], "category_name": "optical ship", "caption": "A small white optical ship is on the lower left", "type": "rectangle", "coordinate": "pixel"}, {"id": 46, "image_id": 29, "category_id": 11, "bbox": [766.0, 188.0, 111.0, 111.0], "area": 12321.0, "iscrowd": 0, "ignore": 0, "segmentation": [[877.0, 269.0, 797.0, 188.0, 766.0, 218.0, 846.0, 299.0, 877.0, 269.0]], "category_name": "optical ship", "caption": "The large white optical ship", "type": "rectangle", "coordinate": "pixel"}, {"id": 47, "image_id": 29, "category_id": 11, "bbox": [656.0, 892.0, 30.0, 36.0], "area": 1080.0, "iscrowd": 0, "ignore": 0, "segmentation": [[656.0, 898.0, 674.0, 928.0, 686.0, 921.0, 667.0, 892.0, 656.0, 898.0]], "category_name": "optical ship", "caption": "A small white optical ship is on the lower right", "type": "rectangle", "coordinate": "pixel"}, {"id": 48, "image_id": 30, "category_id": 15, "bbox": [115.0, 72.0, 44.0, 24.0], "area": 1056.0, "iscrowd": 0, "ignore": 0, "segmentation": [[115.0, 72.0, 159.0, 72.0, 159.0, 96.0, 115.0, 96.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 49, "image_id": 31, "category_id": 15, "bbox": [185.0, 77.0, 39.0, 21.0], "area": 819.0, "iscrowd": 0, "ignore": 0, "segmentation": [[185.0, 77.0, 224.0, 77.0, 224.0, 98.0, 185.0, 98.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 50, "image_id": 32, "category_id": 9, "bbox": [65.0, 88.0, 75.0, 67.0], "area": 5025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[65.0, 88.0, 140.0, 88.0, 140.0, 155.0, 65.0, 155.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court"}, {"id": 51, "image_id": 32, "category_id": 7, "bbox": [96.0, 125.0, 64.0, 58.0], "area": 3712.0, "iscrowd": 0, "ignore": 0, "segmentation": [[96.0, 125.0, 160.0, 125.0, 160.0, 183.0, 96.0, 183.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court on the left side of the image"}, {"id": 52, "image_id": 33, "category_id": 10, "bbox": [64.0, 408.0, 182.0, 176.0], "area": 32032.0, "iscrowd": 0, "ignore": 0, "segmentation": [[64.0, 408.0, 246.0, 408.0, 246.0, 584.0, 64.0, 584.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank on the left side of the image"}, {"id": 53, "image_id": 33, "category_id": 10, "bbox": [39.0, 583.0, 100.0, 94.0], "area": 9400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[39.0, 583.0, 139.0, 583.0, 139.0, 677.0, 39.0, 677.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank on the left side of the image,and the optical storage tank that needs to be found is located in the lower left corner of it."}, {"id": 54, "image_id": 33, "category_id": 10, "bbox": [121.0, 650.0, 98.0, 108.0], "area": 10584.0, "iscrowd": 0, "ignore": 0, "segmentation": [[121.0, 650.0, 219.0, 650.0, 219.0, 758.0, 121.0, 758.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank on the left side of the image,and the optical storage tank that needs to be found is located in the lower right corner of it."}, {"id": 55, "image_id": 34, "category_id": 4, "bbox": [128.0, 145.0, 330.0, 397.0], "area": 131010.0, "iscrowd": 0, "ignore": 0, "segmentation": [[128.0, 145.0, 458.0, 145.0, 458.0, 542.0, 128.0, 542.0]], "category_name": "optical ground track field", "caption": "There is a optical ground track field in the upper left corner of the image"}, {"id": 56, "image_id": 34, "category_id": 4, "bbox": [191.0, 836.0, 487.0, 865.0], "area": 421255.0, "iscrowd": 0, "ignore": 0, "segmentation": [[191.0, 836.0, 678.0, 836.0, 678.0, 1701.0, 191.0, 1701.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 57, "image_id": 35, "category_id": 1, "bbox": [857.0, 110.0, 864.0, 585.0], "area": 505440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[857.0, 110.0, 1721.0, 110.0, 1721.0, 695.0, 857.0, 695.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 58, "image_id": 36, "category_id": 15, "bbox": [143.0, 229.0, 29.0, 27.0], "area": 783.0, "iscrowd": 0, "ignore": 0, "segmentation": [[143.0, 229.0, 172.0, 229.0, 172.0, 256.0, 143.0, 256.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 59, "image_id": 37, "category_id": 15, "bbox": [186.0, 120.0, 19.0, 14.0], "area": 266.0, "iscrowd": 0, "ignore": 0, "segmentation": [[186.0, 120.0, 205.0, 120.0, 205.0, 134.0, 186.0, 134.0]], "category_name": "sar ship", "caption": "A small sar ship is on the right"}, {"id": 60, "image_id": 38, "category_id": 11, "bbox": [447.0, 495.0, 180.0, 105.0], "area": 18900.0, "iscrowd": 0, "ignore": 0, "segmentation": [[447.0, 495.0, 627.0, 495.0, 627.0, 600.0, 447.0, 600.0]], "category_name": "optical ship", "caption": "There is a small optical ship,and the optical ship that needs to be found is located in the upper left corner of it."}, {"id": 61, "image_id": 38, "category_id": 11, "bbox": [658.0, 582.0, 117.0, 72.0], "area": 8424.0, "iscrowd": 0, "ignore": 0, "segmentation": [[658.0, 582.0, 775.0, 582.0, 775.0, 654.0, 658.0, 654.0]], "category_name": "optical ship", "caption": "The small optical ship"}, {"id": 62, "image_id": 39, "category_id": 12, "bbox": [1267.0, 198.0, 143.0, 143.0], "area": 20449.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1267.0, 198.0, 1410.0, 198.0, 1410.0, 341.0, 1267.0, 341.0]], "category_name": "optical airplane", "caption": "There is a small optical airplane at the top right"}, {"id": 63, "image_id": 40, "category_id": 15, "bbox": [141.0, 102.0, 30.0, 26.0], "area": 780.0, "iscrowd": 0, "ignore": 0, "segmentation": [[141.0, 102.0, 171.0, 102.0, 171.0, 128.0, 141.0, 128.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 64, "image_id": 41, "category_id": 12, "bbox": [525.0, 96.0, 188.0, 180.0], "area": 33840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[525.0, 96.0, 713.0, 96.0, 713.0, 276.0, 525.0, 276.0]], "category_name": "optical airplane", "caption": "There is a optical airplane at the top of the image"}, {"id": 65, "image_id": 41, "category_id": 12, "bbox": [537.0, 433.0, 183.0, 180.0], "area": 32940.0, "iscrowd": 0, "ignore": 0, "segmentation": [[537.0, 433.0, 720.0, 433.0, 720.0, 613.0, 537.0, 613.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the middle of the image"}, {"id": 66, "image_id": 41, "category_id": 12, "bbox": [581.0, 747.0, 204.0, 183.0], "area": 37332.0, "iscrowd": 0, "ignore": 0, "segmentation": [[581.0, 747.0, 785.0, 747.0, 785.0, 930.0, 581.0, 930.0]], "category_name": "optical airplane", "caption": "There is a optical airplane at the bottom of the image"}, {"id": 67, "image_id": 42, "category_id": 12, "bbox": [954.0, 473.0, 129.0, 135.0], "area": 17415.0, "iscrowd": 0, "ignore": 0, "segmentation": [[954.0, 473.0, 1083.0, 473.0, 1083.0, 608.0, 954.0, 608.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the corner of the image located at the top right"}, {"id": 68, "image_id": 42, "category_id": 12, "bbox": [633.0, 195.0, 132.0, 135.0], "area": 17820.0, "iscrowd": 0, "ignore": 0, "segmentation": [[633.0, 195.0, 765.0, 195.0, 765.0, 330.0, 633.0, 330.0]], "category_name": "optical airplane", "caption": "There is an optical airplane at the top of the image"}, {"id": 69, "image_id": 43, "category_id": 11, "bbox": [675.0, 710.0, 564.0, 136.0], "area": 76704.0, "iscrowd": 0, "ignore": 0, "segmentation": [[675.0, 710.0, 1239.0, 710.0, 1239.0, 846.0, 675.0, 846.0]], "category_name": "optical ship", "caption": "There is a optical ship in the middle of the image"}, {"id": 70, "image_id": 43, "category_id": 11, "bbox": [716.0, 790.0, 537.0, 121.0], "area": 64977.0, "iscrowd": 0, "ignore": 0, "segmentation": [[716.0, 790.0, 1253.0, 790.0, 1253.0, 911.0, 716.0, 911.0]], "category_name": "optical ship", "caption": "The optical ship at the bottom of the image"}, {"id": 71, "image_id": 43, "category_id": 11, "bbox": [83.0, 258.0, 75.0, 256.0], "area": 19200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[83.0, 258.0, 158.0, 258.0, 158.0, 514.0, 83.0, 514.0]], "category_name": "optical ship", "caption": "There is a small optical tennis court,and the optical ship that needs to be found is located in the lower left corner of it."}, {"id": 72, "image_id": 43, "category_id": 11, "bbox": [124.0, 240.0, 69.0, 224.0], "area": 15456.0, "iscrowd": 0, "ignore": 0, "segmentation": [[124.0, 240.0, 193.0, 240.0, 193.0, 464.0, 124.0, 464.0]], "category_name": "optical ship", "caption": "There is a small optical tennis court,and the optical ship that needs to be found is located in the upper left corner of it."}, {"id": 73, "image_id": 43, "category_id": 7, "bbox": [682.0, 321.0, 113.0, 73.0], "area": 8249.0, "iscrowd": 0, "ignore": 0, "segmentation": [[682.0, 321.0, 795.0, 321.0, 795.0, 394.0, 682.0, 394.0]], "category_name": "optical tennis court", "caption": "The small optical tennis court"}, {"id": 74, "image_id": 44, "category_id": 15, "bbox": [125.0, 233.0, 40.0, 23.0], "area": 920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[125.0, 233.0, 165.0, 233.0, 165.0, 256.0, 125.0, 256.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 75, "image_id": 45, "category_id": 15, "bbox": [80.0, 163.0, 42.0, 24.0], "area": 1008.0, "iscrowd": 0, "ignore": 0, "segmentation": [[80.0, 163.0, 122.0, 163.0, 122.0, 187.0, 80.0, 187.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 76, "image_id": 45, "category_id": 15, "bbox": [169.0, 60.0, 36.0, 28.0], "area": 1008.0, "iscrowd": 0, "ignore": 0, "segmentation": [[169.0, 60.0, 205.0, 60.0, 205.0, 88.0, 169.0, 88.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 77, "image_id": 46, "category_id": 15, "bbox": [123.0, 103.0, 43.0, 31.0], "area": 1333.0, "iscrowd": 0, "ignore": 0, "segmentation": [[123.0, 103.0, 166.0, 103.0, 166.0, 134.0, 123.0, 134.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 78, "image_id": 47, "category_id": 5, "bbox": [358.0, 684.0, 576.0, 522.0], "area": 300672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[358.0, 684.0, 934.0, 684.0, 934.0, 1206.0, 358.0, 1206.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond"}, {"id": 79, "image_id": 47, "category_id": 4, "bbox": [384.0, 308.0, 318.0, 336.0], "area": 106848.0, "iscrowd": 0, "ignore": 0, "segmentation": [[384.0, 308.0, 702.0, 308.0, 702.0, 644.0, 384.0, 644.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 80, "image_id": 48, "category_id": 4, "bbox": [514.0, 668.0, 116.0, 226.0], "area": 26216.0, "iscrowd": 0, "ignore": 0, "segmentation": [[514.0, 668.0, 630.0, 668.0, 630.0, 894.0, 514.0, 894.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 81, "image_id": 48, "category_id": 9, "bbox": [597.0, 365.0, 128.0, 109.0], "area": 13952.0, "iscrowd": 0, "ignore": 0, "segmentation": [[597.0, 365.0, 725.0, 365.0, 725.0, 474.0, 597.0, 474.0]], "category_name": "optical basketball court", "caption": "There is a small optical basketball court"}, {"id": 82, "image_id": 49, "category_id": 7, "bbox": [513.0, 100.0, 73.0, 120.0], "area": 8760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[513.0, 100.0, 586.0, 100.0, 586.0, 220.0, 513.0, 220.0]], "category_name": "optical tennis court", "caption": "The small optical tennis court"}, {"id": 83, "image_id": 50, "category_id": 7, "bbox": [655.0, 438.0, 71.0, 107.0], "area": 7597.0, "iscrowd": 0, "ignore": 0, "segmentation": [[655.0, 438.0, 726.0, 438.0, 726.0, 545.0, 655.0, 545.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court on the right side of the image"}, {"id": 84, "image_id": 50, "category_id": 7, "bbox": [697.0, 577.0, 75.0, 114.0], "area": 8550.0, "iscrowd": 0, "ignore": 0, "segmentation": [[697.0, 577.0, 772.0, 577.0, 772.0, 691.0, 697.0, 691.0]], "category_name": "optical tennis court", "caption": "The optical tennis court in the bottom right corner of the image"}, {"id": 85, "image_id": 51, "category_id": 15, "bbox": [209.0, 107.0, 41.0, 23.0], "area": 943.0, "iscrowd": 0, "ignore": 0, "segmentation": [[209.0, 107.0, 250.0, 107.0, 250.0, 130.0, 209.0, 130.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 86, "image_id": 52, "category_id": 15, "bbox": [177.0, 162.0, 30.0, 29.0], "area": 870.0, "iscrowd": 0, "ignore": 0, "segmentation": [[177.0, 162.0, 207.0, 162.0, 207.0, 191.0, 177.0, 191.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 87, "image_id": 53, "category_id": 15, "bbox": [218.0, 202.0, 36.0, 15.0], "area": 540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[218.0, 202.0, 254.0, 202.0, 254.0, 217.0, 218.0, 217.0]], "category_name": "sar ship", "caption": "A medium-sized sar 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"segmentation": [[31.0, 85.0, 64.0, 85.0, 64.0, 111.0, 31.0, 111.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 95, "image_id": 59, "category_id": 7, "bbox": [874.0, 1244.0, 86.0, 113.0], "area": 9718.0, "iscrowd": 0, "ignore": 0, "segmentation": [[874.0, 1244.0, 960.0, 1244.0, 960.0, 1357.0, 874.0, 1357.0]], "category_name": "optical tennis court", "caption": "The small optical tennis court"}, {"id": 96, "image_id": 59, "category_id": 5, "bbox": [187.0, 245.0, 445.0, 428.0], "area": 190460.0, "iscrowd": 0, "ignore": 0, "segmentation": [[187.0, 245.0, 632.0, 245.0, 632.0, 673.0, 187.0, 673.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the upper left corner of the image"}, {"id": 97, "image_id": 60, "category_id": 15, "bbox": [15.0, 58.0, 18.0, 34.0], "area": 612.0, "iscrowd": 0, "ignore": 0, "segmentation": [[15.0, 58.0, 33.0, 58.0, 33.0, 92.0, 15.0, 92.0]], "category_name": "sar ship", "caption": "One medium-sized sar ship is on the upper left and positioned to the right of the other small sar ship"}, {"id": 98, "image_id": 60, "category_id": 15, "bbox": [19.0, 25.0, 16.0, 21.0], "area": 336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[19.0, 25.0, 35.0, 25.0, 35.0, 46.0, 19.0, 46.0]], "category_name": "sar ship", "caption": "One medium-sized sar ship is on the upper left and positioned to the upper right of the other small sar ship"}, {"id": 99, "image_id": 60, "category_id": 15, "bbox": [1.0, 61.0, 10.0, 26.0], "area": 260.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 61.0, 11.0, 61.0, 11.0, 87.0, 1.0, 87.0]], "category_name": "sar ship", "caption": "The small sar ship is on the upper left"}, {"id": 100, "image_id": 61, "category_id": 15, "bbox": [211.0, 193.0, 35.0, 26.0], "area": 910.0, "iscrowd": 0, "ignore": 0, "segmentation": [[211.0, 193.0, 246.0, 193.0, 246.0, 219.0, 211.0, 219.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower 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[[1789.0, 1358.0, 2056.0, 1358.0, 2056.0, 1606.0, 1789.0, 1606.0]], "category_name": "optical airplane", "caption": "The optical airplane in the middle of the image"}, {"id": 105, "image_id": 65, "category_id": 12, "bbox": [1300.0, 172.0, 150.0, 186.0], "area": 27900.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1300.0, 172.0, 1450.0, 172.0, 1450.0, 358.0, 1300.0, 358.0]], "category_name": "optical airplane", "caption": "There is a optical airplane at the top of the image"}, {"id": 106, "image_id": 66, "category_id": 15, "bbox": [128.0, 50.0, 52.0, 36.0], "area": 1872.0, "iscrowd": 0, "ignore": 0, "segmentation": [[128.0, 50.0, 180.0, 50.0, 180.0, 86.0, 128.0, 86.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 107, "image_id": 67, "category_id": 15, "bbox": [224.0, 73.0, 29.0, 37.0], "area": 1073.0, "iscrowd": 0, "ignore": 0, "segmentation": [[224.0, 73.0, 253.0, 73.0, 253.0, 110.0, 224.0, 110.0]], "category_name": "sar ship", "caption": "A 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150.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 115, "image_id": 72, "category_id": 4, "bbox": [126.0, 183.0, 142.0, 161.0], "area": 22862.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 183.0, 268.0, 183.0, 268.0, 344.0, 126.0, 344.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 116, "image_id": 73, "category_id": 11, "bbox": [893.0498, 108.865234, 68.67579999999998, 160.201166], "area": 11001.943235982797, "iscrowd": 0, "ignore": 0, "segmentation": [[893.0498, 108.865234, 961.7256, 108.865234, 961.7256, 269.0664, 893.0498, 269.0664]], "category_name": "optical ship", "caption": "The massive optical ship"}, {"id": 117, "image_id": 73, "category_id": 11, "bbox": [454.7588, 30.496094, 26.615219999999965, 157.410156], "area": 4189.505932174315, "iscrowd": 0, "ignore": 0, "segmentation": [[454.7588, 30.496094, 481.37402, 30.496094, 481.37402, 187.90625, 454.7588, 187.90625]], "category_name": "optical ship", "caption": "The medium-sized optical ship"}, {"id": 118, "image_id": 74, "category_id": 15, "bbox": [31.0, 155.0, 35.0, 24.0], "area": 840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[31.0, 155.0, 66.0, 155.0, 66.0, 179.0, 31.0, 179.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 119, "image_id": 75, "category_id": 15, "bbox": [198.0, 204.0, 30.0, 20.0], "area": 600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[198.0, 204.0, 228.0, 204.0, 228.0, 224.0, 198.0, 224.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 120, "image_id": 76, "category_id": 15, "bbox": [108.0, 87.0, 38.0, 18.0], "area": 684.0, "iscrowd": 0, "ignore": 0, "segmentation": [[108.0, 87.0, 146.0, 87.0, 146.0, 105.0, 108.0, 105.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 121, "image_id": 77, "category_id": 7, "bbox": [332.0, 524.0, 56.0, 110.0], "area": 6160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[332.0, 524.0, 388.0, 524.0, 388.0, 634.0, 332.0, 634.0]], "category_name": "optical tennis court", "caption": "The optical tennis court in the bottom left corner of the image"}, {"id": 122, "image_id": 77, "category_id": 7, "bbox": [392.0, 525.0, 54.0, 108.0], "area": 5832.0, "iscrowd": 0, "ignore": 0, "segmentation": [[392.0, 525.0, 446.0, 525.0, 446.0, 633.0, 392.0, 633.0]], "category_name": "optical tennis court", "caption": "The optical tennis court at the bottom of the image"}, {"id": 123, "image_id": 77, "category_id": 7, "bbox": [560.0, 147.0, 120.0, 65.0], "area": 7800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[560.0, 147.0, 680.0, 147.0, 680.0, 212.0, 560.0, 212.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court at the top of the image"}, {"id": 124, "image_id": 78, "category_id": 15, "bbox": [102.0, 242.0, 42.0, 14.0], "area": 588.0, "iscrowd": 0, "ignore": 0, "segmentation": [[102.0, 242.0, 144.0, 242.0, 144.0, 256.0, 102.0, 256.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 125, "image_id": 79, "category_id": 1, "bbox": [306.0, 244.0, 663.0, 480.0], "area": 318240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[306.0, 244.0, 969.0, 244.0, 969.0, 724.0, 306.0, 724.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 126, "image_id": 80, "category_id": 15, "bbox": [38.0, 149.0, 36.0, 23.0], "area": 828.0, "iscrowd": 0, "ignore": 0, "segmentation": [[38.0, 149.0, 74.0, 149.0, 74.0, 172.0, 38.0, 172.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 127, "image_id": 81, "category_id": 7, "bbox": [551.0, 223.0, 55.0, 106.0], "area": 5830.0, "iscrowd": 0, "ignore": 0, "segmentation": [[551.0, 223.0, 606.0, 223.0, 606.0, 329.0, 551.0, 329.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis 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"category_id": 7, "bbox": [659.0, 314.0, 54.0, 106.0], "area": 5724.0, "iscrowd": 0, "ignore": 0, "segmentation": [[659.0, 314.0, 713.0, 314.0, 713.0, 420.0, 659.0, 420.0]], "category_name": "optical tennis court", "caption": "The optical tennis court on the right side of the image"}, {"id": 138, "image_id": 87, "category_id": 15, "bbox": [155.0, 7.0, 30.0, 29.0], "area": 870.0, "iscrowd": 0, "ignore": 0, "segmentation": [[155.0, 7.0, 185.0, 7.0, 185.0, 36.0, 155.0, 36.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 139, "image_id": 88, "category_id": 7, "bbox": [349.0, 141.0, 56.0, 111.0], "area": 6216.0, "iscrowd": 0, "ignore": 0, "segmentation": [[349.0, 141.0, 405.0, 141.0, 405.0, 252.0, 349.0, 252.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court in the middle of the image"}, {"id": 140, "image_id": 88, "category_id": 7, "bbox": [344.0, 302.0, 59.0, 113.0], "area": 6667.0, "iscrowd": 0, "ignore": 0, "segmentation": [[344.0, 302.0, 403.0, 302.0, 403.0, 415.0, 344.0, 415.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court in the middle of the image,and the optical tennis court that needs to be found is located in the lower left corner of it."}, {"id": 141, "image_id": 88, "category_id": 7, "bbox": [408.0, 303.0, 53.0, 112.0], "area": 5936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[408.0, 303.0, 461.0, 303.0, 461.0, 415.0, 408.0, 415.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court in the middle of the image,and the optical tennis court that needs to be found is located in the lower right corner of it."}, {"id": 142, "image_id": 89, "category_id": 5, "bbox": [306.0, 100.0, 333.0, 338.0], "area": 112554.0, "iscrowd": 0, "ignore": 0, "segmentation": [[306.0, 100.0, 639.0, 100.0, 639.0, 438.0, 306.0, 438.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball 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"segmentation": [[198.0, 93.0, 447.0, 93.0, 447.0, 291.0, 198.0, 291.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond at the top of the image"}, {"id": 216, "image_id": 140, "category_id": 15, "bbox": [35.0, 205.0, 21.0, 16.0], "area": 336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[35.0, 205.0, 56.0, 205.0, 56.0, 221.0, 35.0, 221.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 217, "image_id": 141, "category_id": 15, "bbox": [83.0, 128.0, 25.0, 35.0], "area": 875.0, "iscrowd": 0, "ignore": 0, "segmentation": [[83.0, 128.0, 108.0, 128.0, 108.0, 163.0, 83.0, 163.0]], "category_name": "sar ship", "caption": "The large sar ship is in the middle"}, {"id": 218, "image_id": 141, "category_id": 15, "bbox": [35.0, 76.0, 20.0, 17.0], "area": 340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[35.0, 76.0, 55.0, 76.0, 55.0, 93.0, 35.0, 93.0]], "category_name": "sar ship", "caption": "The 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image"}, {"id": 222, "image_id": 143, "category_id": 5, "bbox": [1291.0, 206.0, 462.0, 570.0], "area": 263340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1291.0, 206.0, 1753.0, 206.0, 1753.0, 776.0, 1291.0, 776.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the upper right corner of the image"}, {"id": 223, "image_id": 144, "category_id": 15, "bbox": [82.0, 179.0, 20.0, 15.0], "area": 300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[82.0, 179.0, 102.0, 179.0, 102.0, 194.0, 82.0, 194.0]], "category_name": "sar ship", "caption": "A small sar ship is on the bottom"}, {"id": 224, "image_id": 145, "category_id": 9, "bbox": [323.0, 324.0, 140.0, 107.0], "area": 14980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[323.0, 324.0, 463.0, 324.0, 463.0, 431.0, 323.0, 431.0]], "category_name": "optical basketball court", "caption": "There is an optical basketball court at the bottom of the image"}, {"id": 225, "image_id": 145, "category_id": 9, "bbox": [298.0, 243.0, 144.0, 110.0], "area": 15840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[298.0, 243.0, 442.0, 243.0, 442.0, 353.0, 298.0, 353.0]], "category_name": "optical basketball court", "caption": "The optical basketball court in the center of the image"}, {"id": 226, "image_id": 146, "category_id": 15, "bbox": [247.0, 33.0, 9.0, 15.0], "area": 135.0, "iscrowd": 0, "ignore": 0, "segmentation": [[247.0, 33.0, 256.0, 33.0, 256.0, 48.0, 247.0, 48.0]], "category_name": "sar ship", "caption": "One small sar ship is on the upper right and positioned to the upper right of the other  sar ship"}, {"id": 227, "image_id": 147, "category_id": 9, "bbox": [236.0, 288.0, 138.0, 84.0], "area": 11592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[236.0, 288.0, 374.0, 288.0, 374.0, 372.0, 236.0, 372.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court"}, {"id": 228, "image_id": 148, "category_id": 5, "bbox": [611.0, 186.0, 447.0, 530.0], "area": 236910.0, "iscrowd": 0, "ignore": 0, "segmentation": [[611.0, 186.0, 1058.0, 186.0, 1058.0, 716.0, 611.0, 716.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the middle of the image"}, {"id": 229, "image_id": 148, "category_id": 5, "bbox": [433.0, 648.0, 531.0, 454.0], "area": 241074.0, "iscrowd": 0, "ignore": 0, "segmentation": [[433.0, 648.0, 964.0, 648.0, 964.0, 1102.0, 433.0, 1102.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond at the bottom of the image"}, {"id": 230, "image_id": 149, "category_id": 7, "bbox": [138.0, 194.0, 79.0, 118.0], "area": 9322.0, "iscrowd": 0, "ignore": 0, "segmentation": [[138.0, 194.0, 217.0, 194.0, 217.0, 312.0, 138.0, 312.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court on the left side of the image"}, {"id": 231, "image_id": 150, "category_id": 5, "bbox": [346.0, 105.0, 354.0, 306.0], "area": 108324.0, "iscrowd": 0, "ignore": 0, "segmentation": [[346.0, 105.0, 700.0, 105.0, 700.0, 411.0, 346.0, 411.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the middle of the image"}, {"id": 232, "image_id": 150, "category_id": 5, "bbox": [171.0, 346.0, 345.0, 309.0], "area": 106605.0, "iscrowd": 0, "ignore": 0, "segmentation": [[171.0, 346.0, 516.0, 346.0, 516.0, 655.0, 171.0, 655.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond at the bottom of the image"}, {"id": 233, "image_id": 150, "category_id": 5, "bbox": [145.0, 121.0, 215.0, 230.0], "area": 49450.0, "iscrowd": 0, "ignore": 0, "segmentation": [[145.0, 121.0, 360.0, 121.0, 360.0, 351.0, 145.0, 351.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the upper left corner of the image"}, {"id": 234, "image_id": 151, "category_id": 15, "bbox": [230.0, 140.0, 26.0, 24.0], "area": 624.0, "iscrowd": 0, "ignore": 0, "segmentation": [[230.0, 140.0, 256.0, 140.0, 256.0, 164.0, 230.0, 164.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 235, "image_id": 152, "category_id": 10, "bbox": [367.0, 347.0, 188.0, 178.0], "area": 33464.0, "iscrowd": 0, "ignore": 0, "segmentation": [[367.0, 347.0, 555.0, 347.0, 555.0, 525.0, 367.0, 525.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the center of the image"}, {"id": 236, "image_id": 152, "category_id": 10, "bbox": [30.0, 183.0, 184.0, 183.0], "area": 33672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[30.0, 183.0, 214.0, 183.0, 214.0, 366.0, 30.0, 366.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank side of the image located on the left"}, {"id": 237, "image_id": 153, "category_id": 15, "bbox": [172.0, 144.0, 29.0, 27.0], "area": 783.0, "iscrowd": 0, "ignore": 0, "segmentation": [[172.0, 144.0, 201.0, 144.0, 201.0, 171.0, 172.0, 171.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 238, "image_id": 154, "category_id": 15, "bbox": [103.0, 12.0, 28.0, 24.0], "area": 672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 12.0, 131.0, 12.0, 131.0, 36.0, 103.0, 36.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 239, "image_id": 155, "category_id": 15, "bbox": [55.0, 196.0, 32.0, 22.0], "area": 704.0, "iscrowd": 0, "ignore": 0, "segmentation": [[55.0, 196.0, 87.0, 196.0, 87.0, 218.0, 55.0, 218.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 240, "image_id": 156, "category_id": 15, "bbox": [208.0, 177.0, 26.0, 27.0], "area": 702.0, "iscrowd": 0, "ignore": 0, "segmentation": [[208.0, 177.0, 234.0, 177.0, 234.0, 204.0, 208.0, 204.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 241, "image_id": 157, "category_id": 15, "bbox": [79.0, 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239.0, 165.0, 239.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 245, "image_id": 161, "category_id": 15, "bbox": [127.0, 11.0, 29.0, 20.0], "area": 580.0, "iscrowd": 0, "ignore": 0, "segmentation": [[127.0, 11.0, 156.0, 11.0, 156.0, 31.0, 127.0, 31.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 246, "image_id": 162, "category_id": 15, "bbox": [175.0, 57.0, 31.0, 17.0], "area": 527.0, "iscrowd": 0, "ignore": 0, "segmentation": [[175.0, 57.0, 206.0, 57.0, 206.0, 74.0, 175.0, 74.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 247, "image_id": 163, "category_id": 10, "bbox": [266.0, 34.0, 226.0, 194.0], "area": 43844.0, "iscrowd": 0, "ignore": 0, "segmentation": [[266.0, 34.0, 492.0, 34.0, 492.0, 228.0, 266.0, 228.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the top right of the image"}, {"id": 248, "image_id": 163, "category_id": 10, "bbox": [20.0, 124.0, 219.0, 203.0], "area": 44457.0, "iscrowd": 0, "ignore": 0, "segmentation": [[20.0, 124.0, 239.0, 124.0, 239.0, 327.0, 20.0, 327.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the upper left corner of the image"}, {"id": 249, "image_id": 163, "category_id": 10, "bbox": [71.0, 441.0, 288.0, 257.0], "area": 74016.0, "iscrowd": 0, "ignore": 0, "segmentation": [[71.0, 441.0, 359.0, 441.0, 359.0, 698.0, 71.0, 698.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the bottom left corner of the image"}, {"id": 250, "image_id": 163, "category_id": 10, "bbox": [413.0, 316.0, 291.0, 265.0], "area": 77115.0, "iscrowd": 0, "ignore": 0, "segmentation": [[413.0, 316.0, 704.0, 316.0, 704.0, 581.0, 413.0, 581.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the right side of the image"}, {"id": 251, "image_id": 164, 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179.24220000000003], "area": 17732.635182108002, "iscrowd": 0, "ignore": 0, "segmentation": [[208.66846, 697.0742, 307.5996, 697.0742, 307.5996, 876.3164, 208.66846, 876.3164]], "category_name": "optical ship", "caption": "A massive optical ship is on the lower left"}, {"id": 255, "image_id": 167, "category_id": 1, "bbox": [195.0, 148.0, 271.0, 192.0], "area": 52032.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 148.0, 466.0, 148.0, 466.0, 340.0, 195.0, 340.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 256, "image_id": 168, "category_id": 15, "bbox": [76.0, 16.0, 26.0, 25.0], "area": 650.0, "iscrowd": 0, "ignore": 0, "segmentation": [[76.0, 16.0, 102.0, 16.0, 102.0, 41.0, 76.0, 41.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 257, "image_id": 169, "category_id": 5, "bbox": [189.0, 91.0, 501.0, 458.0], "area": 229458.0, "iscrowd": 0, "ignore": 0, "segmentation": [[189.0, 91.0, 690.0, 91.0, 690.0, 549.0, 189.0, 549.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 258, "image_id": 170, "category_id": 5, "bbox": [403.0, 278.0, 302.0, 396.0], "area": 119592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[403.0, 278.0, 705.0, 278.0, 705.0, 674.0, 403.0, 674.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 259, "image_id": 171, "category_id": 11, "bbox": [898.7427, 656.2969, 123.56880000000001, 191.59569999999997], "area": 23675.25073416, "iscrowd": 0, "ignore": 0, "segmentation": [[898.7427, 656.2969, 1022.3115, 656.2969, 1022.3115, 847.8926, 898.7427, 847.8926]], "category_name": "optical ship", "caption": "A massive optical ship is on the lower right"}, {"id": 260, "image_id": 172, "category_id": 10, "bbox": [262.0, 71.0, 180.0, 170.0], "area": 30600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[262.0, 71.0, 442.0, 71.0, 442.0, 241.0, 262.0, 241.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the upper right corner of the image"}, {"id": 261, "image_id": 172, "category_id": 10, "bbox": [25.0, 11.0, 181.0, 168.0], "area": 30408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[25.0, 11.0, 206.0, 11.0, 206.0, 179.0, 25.0, 179.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the upper left corner of the image"}, {"id": 262, "image_id": 173, "category_id": 10, "bbox": [454.0, 446.0, 187.0, 179.0], "area": 33473.0, "iscrowd": 0, "ignore": 0, "segmentation": [[454.0, 446.0, 641.0, 446.0, 641.0, 625.0, 454.0, 625.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the bottom right corner of the image"}, {"id": 263, "image_id": 173, "category_id": 10, "bbox": [56.0, 300.0, 182.0, 179.0], "area": 32578.0, "iscrowd": 0, "ignore": 0, "segmentation": [[56.0, 300.0, 238.0, 300.0, 238.0, 479.0, 56.0, 479.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank on the left side of the image"}, {"id": 264, "image_id": 173, "category_id": 10, "bbox": [159.0, 36.0, 181.0, 181.0], "area": 32761.0, "iscrowd": 0, "ignore": 0, "segmentation": [[159.0, 36.0, 340.0, 36.0, 340.0, 217.0, 159.0, 217.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the upper left corner of the image"}, {"id": 265, "image_id": 174, "category_id": 15, "bbox": [111.0, 125.0, 25.0, 25.0], "area": 625.0, "iscrowd": 0, "ignore": 0, "segmentation": [[111.0, 125.0, 136.0, 125.0, 136.0, 150.0, 111.0, 150.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 266, "image_id": 175, "category_id": 10, "bbox": [170.0, 97.0, 127.0, 112.0], "area": 14224.0, "iscrowd": 0, "ignore": 0, "segmentation": [[170.0, 97.0, 297.0, 97.0, 297.0, 209.0, 170.0, 209.0]], "category_name": "optical storage tank", "caption": "There is a 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242, "category_id": 4, "bbox": [116.0, 292.0, 614.0, 734.0], "area": 450676.0, "iscrowd": 0, "ignore": 0, "segmentation": [[116.0, 292.0, 730.0, 292.0, 730.0, 1026.0, 116.0, 1026.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 378, "image_id": 242, "category_id": 5, "bbox": [572.0, 22.0, 332.0, 271.0], "area": 89972.0, "iscrowd": 0, "ignore": 0, "segmentation": [[572.0, 22.0, 904.0, 22.0, 904.0, 293.0, 572.0, 293.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the upper right corner of the image"}, {"id": 379, "image_id": 243, "category_id": 15, "bbox": [172.0, 220.0, 21.0, 16.0], "area": 336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[172.0, 220.0, 193.0, 220.0, 193.0, 236.0, 172.0, 236.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 380, "image_id": 244, "category_id": 15, "bbox": [40.0, 176.0, 21.0, 15.0], "area": 315.0, "iscrowd": 0, "ignore": 0, "segmentation": [[40.0, 176.0, 61.0, 176.0, 61.0, 191.0, 40.0, 191.0]], "category_name": "sar ship", "caption": "A small sar ship is on the lower left"}, {"id": 381, "image_id": 244, "category_id": 15, "bbox": [185.0, 98.0, 16.0, 15.0], "area": 240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[185.0, 98.0, 201.0, 98.0, 201.0, 113.0, 185.0, 113.0]], "category_name": "sar ship", "caption": "A small sar ship is on the right"}, {"id": 382, "image_id": 244, "category_id": 15, "bbox": [231.0, 68.0, 25.0, 22.0], "area": 550.0, "iscrowd": 0, "ignore": 0, "segmentation": [[231.0, 68.0, 256.0, 68.0, 256.0, 90.0, 231.0, 90.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 383, "image_id": 245, "category_id": 15, "bbox": [74.0, 56.0, 21.0, 20.0], "area": 420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[74.0, 56.0, 95.0, 56.0, 95.0, 76.0, 74.0, 76.0]], "category_name": "sar ship", "caption": "One medium-sized sar ship is on the upper left and positioned to the lower right of the other large sar ship"}, {"id": 384, "image_id": 245, "category_id": 15, "bbox": [17.0, 46.0, 31.0, 25.0], "area": 775.0, "iscrowd": 0, "ignore": 0, "segmentation": [[17.0, 46.0, 48.0, 46.0, 48.0, 71.0, 17.0, 71.0]], "category_name": "sar ship", "caption": "The large sar ship is on the upper left"}, {"id": 385, "image_id": 245, "category_id": 15, "bbox": [108.0, 4.0, 34.0, 17.0], "area": 578.0, "iscrowd": 0, "ignore": 0, "segmentation": [[108.0, 4.0, 142.0, 4.0, 142.0, 21.0, 108.0, 21.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 386, "image_id": 246, "category_id": 15, "bbox": [203.0, 16.0, 27.0, 19.0], "area": 513.0, "iscrowd": 0, "ignore": 0, "segmentation": [[203.0, 16.0, 230.0, 16.0, 230.0, 35.0, 203.0, 35.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 387, "image_id": 247, "category_id": 5, "bbox": [387.0, 481.0, 399.0, 309.0], "area": 123291.0, "iscrowd": 0, "ignore": 0, "segmentation": [[387.0, 481.0, 786.0, 481.0, 786.0, 790.0, 387.0, 790.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond located at the bottom"}, {"id": 388, "image_id": 247, "category_id": 7, "bbox": [750.0, 274.0, 80.0, 120.0], "area": 9600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[750.0, 274.0, 830.0, 274.0, 830.0, 394.0, 750.0, 394.0]], "category_name": "optical tennis court", "caption": "The optical tennis court on the right side of the image"}, {"id": 389, "image_id": 247, "category_id": 7, "bbox": [688.0, 254.0, 81.0, 119.0], "area": 9639.0, "iscrowd": 0, "ignore": 0, "segmentation": [[688.0, 254.0, 769.0, 254.0, 769.0, 373.0, 688.0, 373.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court in the of the image located in the center"}, {"id": 390, "image_id": 247, "category_id": 7, "bbox": [625.0, 236.0, 83.0, 118.0], "area": 9794.0, "iscrowd": 0, "ignore": 0, "segmentation": [[625.0, 236.0, 708.0, 236.0, 708.0, 354.0, 625.0, 354.0]], "category_name": "optical tennis court", "caption": "The optical tennis court at the bottom of the image"}, {"id": 391, "image_id": 248, "category_id": 15, "bbox": [200.0, 241.0, 28.0, 15.0], "area": 420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[200.0, 241.0, 228.0, 241.0, 228.0, 256.0, 200.0, 256.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 392, "image_id": 249, "category_id": 5, "bbox": [11.0, 474.0, 201.0, 243.0], "area": 48843.0, "iscrowd": 0, "ignore": 0, "segmentation": [[11.0, 474.0, 212.0, 474.0, 212.0, 717.0, 11.0, 717.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond"}, {"id": 393, "image_id": 250, "category_id": 15, "bbox": [18.0, 161.0, 19.0, 39.0], "area": 741.0, "iscrowd": 0, "ignore": 0, "segmentation": [[18.0, 161.0, 37.0, 161.0, 37.0, 200.0, 18.0, 200.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 394, "image_id": 251, "category_id": 5, "bbox": [853.0, 404.0, 552.0, 485.0], "area": 267720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[853.0, 404.0, 1405.0, 404.0, 1405.0, 889.0, 853.0, 889.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 395, "image_id": 252, "category_id": 5, "bbox": [40.0, 364.0, 359.0, 294.0], "area": 105546.0, "iscrowd": 0, "ignore": 0, "segmentation": [[40.0, 364.0, 399.0, 364.0, 399.0, 658.0, 40.0, 658.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond"}, {"id": 396, "image_id": 253, "category_id": 5, "bbox": [201.0, 294.0, 409.0, 471.0], "area": 192639.0, "iscrowd": 0, "ignore": 0, "segmentation": [[201.0, 294.0, 610.0, 294.0, 610.0, 765.0, 201.0, 765.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 397, "image_id": 254, "category_id": 15, "bbox": [1.0, 44.0, 37.0, 89.0], "area": 3293.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 44.0, 38.0, 44.0, 38.0, 133.0, 1.0, 133.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the left"}, {"id": 398, "image_id": 255, "category_id": 5, "bbox": [78.0, 19.0, 334.0, 267.0], "area": 89178.0, "iscrowd": 0, "ignore": 0, "segmentation": [[78.0, 19.0, 412.0, 19.0, 412.0, 286.0, 78.0, 286.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 399, "image_id": 256, "category_id": 7, "bbox": [17.0, 272.0, 103.0, 114.0], "area": 11742.0, "iscrowd": 0, "ignore": 0, "segmentation": [[17.0, 272.0, 120.0, 272.0, 120.0, 386.0, 17.0, 386.0]], "category_name": "optical tennis court", "caption": "The optical tennis court on the left side of the image"}, {"id": 400, "image_id": 256, "category_id": 7, "bbox": [69.0, 311.0, 103.0, 114.0], "area": 11742.0, "iscrowd": 0, "ignore": 0, "segmentation": [[69.0, 311.0, 172.0, 311.0, 172.0, 425.0, 69.0, 425.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court on the left side of the image,and the optical tennis court that needs to be found is located in the lower right corner of it."}, {"id": 401, "image_id": 256, "category_id": 7, "bbox": [176.0, 368.0, 84.0, 116.0], "area": 9744.0, "iscrowd": 0, "ignore": 0, "segmentation": [[176.0, 368.0, 260.0, 368.0, 260.0, 484.0, 176.0, 484.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court at the bottom of the image,and the optical tennis court that needs to be found is located in the upper left corner of it."}, {"id": 402, "image_id": 256, "category_id": 7, "bbox": [242.0, 392.0, 82.0, 118.0], "area": 9676.0, "iscrowd": 0, "ignore": 0, "segmentation": [[242.0, 392.0, 324.0, 392.0, 324.0, 510.0, 242.0, 510.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court at the bottom of the image"}, {"id": 403, "image_id": 257, "category_id": 11, "bbox": [299.0, 179.0, 115.0, 166.0], "area": 19090.0, "iscrowd": 0, "ignore": 0, "segmentation": [[299.0, 179.0, 414.0, 179.0, 414.0, 345.0, 299.0, 345.0]], "category_name": "optical ship", "caption": "A optical ship is on the upper right of the optical ship on the left"}, {"id": 404, "image_id": 257, "category_id": 11, "bbox": [163.0, 378.0, 115.0, 165.0], "area": 18975.0, "iscrowd": 0, "ignore": 0, "segmentation": [[163.0, 378.0, 278.0, 378.0, 278.0, 543.0, 163.0, 543.0]], "category_name": "optical ship", "caption": "A optical ship on the left"}, {"id": 405, "image_id": 257, "category_id": 11, "bbox": [473.0, 307.0, 120.0, 166.0], "area": 19920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[473.0, 307.0, 593.0, 307.0, 593.0, 473.0, 473.0, 473.0]], "category_name": "optical ship", "caption": "A optical ship is on the upper right of the optical ship at the bottom"}, {"id": 406, "image_id": 257, "category_id": 11, "bbox": [337.0, 507.0, 120.0, 167.0], "area": 20040.0, "iscrowd": 0, "ignore": 0, "segmentation": [[337.0, 507.0, 457.0, 507.0, 457.0, 674.0, 337.0, 674.0]], "category_name": "optical ship", "caption": "The optical ship at the bottom"}, {"id": 407, "image_id": 257, "category_id": 11, "bbox": [425.0, 373.0, 226.0, 313.0], "area": 70738.0, "iscrowd": 0, "ignore": 0, "segmentation": [[425.0, 373.0, 651.0, 373.0, 651.0, 686.0, 425.0, 686.0]], "category_name": "optical ship", "caption": "The large optical ship"}, {"id": 408, "image_id": 257, "category_id": 11, "bbox": [107.0, 81.0, 628.0, 652.0], "area": 409456.0, "iscrowd": 0, "ignore": 0, "segmentation": [[107.0, 81.0, 735.0, 81.0, 735.0, 733.0, 107.0, 733.0]], "category_name": "optical ship", "caption": "The gray optical ship"}, {"id": 409, "image_id": 258, "category_id": 12, "bbox": [190.0, 108.0, 100.0, 104.0], "area": 10400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[190.0, 108.0, 290.0, 108.0, 290.0, 212.0, 190.0, 212.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane"}, {"id": 410, "image_id": 259, "category_id": 15, "bbox": [237.0, 50.0, 11.0, 64.0], "area": 704.0, "iscrowd": 0, "ignore": 0, "segmentation": [[237.0, 50.0, 248.0, 50.0, 248.0, 114.0, 237.0, 114.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 411, "image_id": 260, "category_id": 12, "bbox": [220.0, 101.0, 81.0, 89.0], "area": 7209.0, "iscrowd": 0, "ignore": 0, "segmentation": [[220.0, 101.0, 301.0, 101.0, 301.0, 190.0, 220.0, 190.0]], "category_name": "optical airplane", "caption": "The optical airplane in the middle of the image"}, {"id": 412, "image_id": 260, "category_id": 12, "bbox": [320.0, 174.0, 103.0, 90.0], "area": 9270.0, "iscrowd": 0, "ignore": 0, "segmentation": [[320.0, 174.0, 423.0, 174.0, 423.0, 264.0, 320.0, 264.0]], "category_name": "optical airplane", "caption": "There is a optical airplane on the right side of the image"}, {"id": 413, "image_id": 260, "category_id": 12, "bbox": [222.0, 306.0, 82.0, 60.0], "area": 4920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[222.0, 306.0, 304.0, 306.0, 304.0, 366.0, 222.0, 366.0]], "category_name": "optical airplane", "caption": "There is a optical airplane at the bottom of the image"}, {"id": 414, "image_id": 261, "category_id": 11, "bbox": [242.0, 381.0, 381.0, 116.0], "area": 44196.0, "iscrowd": 0, "ignore": 0, "segmentation": [[242.0, 381.0, 623.0, 381.0, 623.0, 497.0, 242.0, 497.0]], "category_name": "optical ship", "caption": "A gray slender optical ship"}, {"id": 415, "image_id": 262, "category_id": 7, "bbox": [662.0, 205.0, 103.0, 122.0], "area": 12566.0, "iscrowd": 0, "ignore": 0, "segmentation": [[662.0, 205.0, 765.0, 205.0, 765.0, 327.0, 662.0, 327.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court side of the image located on the right"}, {"id": 416, "image_id": 262, "category_id": 7, "bbox": [713.0, 168.0, 103.0, 117.0], "area": 12051.0, "iscrowd": 0, "ignore": 0, "segmentation": [[713.0, 168.0, 816.0, 168.0, 816.0, 285.0, 713.0, 285.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court side of the image and the optical tennis court that needs to be found is located in the corner of it at the top right"}, {"id": 417, "image_id": 262, "category_id": 7, "bbox": [572.0, 76.0, 99.0, 118.0], "area": 11682.0, "iscrowd": 0, "ignore": 0, "segmentation": [[572.0, 76.0, 671.0, 76.0, 671.0, 194.0, 572.0, 194.0]], "category_name": "optical tennis court", "caption": "The optical tennis court at the top of the image"}, {"id": 418, "image_id": 262, "category_id": 7, "bbox": [624.0, 38.0, 98.0, 117.0], "area": 11466.0, "iscrowd": 0, "ignore": 0, "segmentation": [[624.0, 38.0, 722.0, 38.0, 722.0, 155.0, 624.0, 155.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court of the image and the optical tennis court that needs to be found is located in the corner of it at the top right"}, {"id": 419, "image_id": 262, "category_id": 9, "bbox": [742.0, 76.0, 136.0, 144.0], "area": 19584.0, "iscrowd": 0, "ignore": 0, "segmentation": [[742.0, 76.0, 878.0, 76.0, 878.0, 220.0, 742.0, 220.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court"}, {"id": 420, "image_id": 263, "category_id": 15, "bbox": [85.0, 158.0, 67.0, 80.0], "area": 5360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[85.0, 158.0, 152.0, 158.0, 152.0, 238.0, 85.0, 238.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the bottom"}, {"id": 421, "image_id": 264, "category_id": 11, "bbox": [110.0, 375.0, 593.0, 200.0], "area": 118600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[110.0, 375.0, 703.0, 375.0, 703.0, 575.0, 110.0, 575.0]], "category_name": "optical ship", "caption": "A slender large optical ship"}, {"id": 422, "image_id": 265, "category_id": 11, "bbox": [460.0, 484.0, 46.0, 154.0], "area": 7084.0, "iscrowd": 0, "ignore": 0, "segmentation": [[460.0, 484.0, 506.0, 484.0, 506.0, 638.0, 460.0, 638.0]], "category_name": "optical ship", "caption": "The optical ship at the bottom"}, {"id": 423, "image_id": 266, "category_id": 11, "bbox": [393.0, 136.0, 170.0, 607.0], "area": 103190.0, "iscrowd": 0, "ignore": 0, "segmentation": [[393.0, 136.0, 563.0, 136.0, 563.0, 743.0, 393.0, 743.0]], "category_name": "optical ship", "caption": "The gray large optical ship in the middle"}, {"id": 424, "image_id": 267, "category_id": 4, "bbox": [309.0, 61.0, 762.0, 505.0], "area": 384810.0, "iscrowd": 0, "ignore": 0, "segmentation": [[309.0, 61.0, 1071.0, 61.0, 1071.0, 566.0, 309.0, 566.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 425, "image_id": 268, "category_id": 11, "bbox": [526.0, 155.0, 11.0, 43.0], "area": 473.0, "iscrowd": 0, "ignore": 0, "segmentation": [[526.0, 155.0, 537.0, 155.0, 537.0, 198.0, 526.0, 198.0]], "category_name": "optical ship", "caption": "A optical ship on the top"}, {"id": 426, "image_id": 268, "category_id": 11, "bbox": [528.0, 265.0, 10.0, 40.0], "area": 400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[528.0, 265.0, 538.0, 265.0, 538.0, 305.0, 528.0, 305.0]], "category_name": "optical ship", "caption": "The optical ship is below the optical ship on the top"}, {"id": 427, "image_id": 268, "category_id": 11, "bbox": [727.0, 666.0, 10.0, 33.0], "area": 330.0, "iscrowd": 0, "ignore": 0, "segmentation": [[727.0, 666.0, 737.0, 666.0, 737.0, 699.0, 727.0, 699.0]], "category_name": "optical ship", "caption": "The optical ship on the lower right"}, {"id": 428, "image_id": 269, "category_id": 1, "bbox": [186.0, 189.0, 758.0, 787.0], "area": 596546.0, "iscrowd": 0, "ignore": 0, "segmentation": [[186.0, 189.0, 944.0, 189.0, 944.0, 976.0, 186.0, 976.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 429, "image_id": 270, "category_id": 5, "bbox": [409.0, 43.0, 652.0, 485.0], "area": 316220.0, "iscrowd": 0, "ignore": 0, "segmentation": [[409.0, 43.0, 1061.0, 43.0, 1061.0, 528.0, 409.0, 528.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 430, "image_id": 271, "category_id": 15, "bbox": [56.0, 1.0, 44.0, 42.0], "area": 1848.0, "iscrowd": 0, "ignore": 0, "segmentation": [[56.0, 1.0, 100.0, 1.0, 100.0, 43.0, 56.0, 43.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 431, "image_id": 272, "category_id": 11, "bbox": [241.0, 563.0, 19.0, 67.0], "area": 1273.0, "iscrowd": 0, "ignore": 0, "segmentation": [[241.0, 563.0, 260.0, 563.0, 260.0, 630.0, 241.0, 630.0]], "category_name": "optical ship", "caption": "A optical ship is similar in size to the blue and black optical ship"}, {"id": 432, "image_id": 272, "category_id": 11, "bbox": [421.0, 541.0, 72.0, 222.0], "area": 15984.0, "iscrowd": 0, "ignore": 0, "segmentation": [[421.0, 541.0, 493.0, 541.0, 493.0, 763.0, 421.0, 763.0]], "category_name": "optical ship", "caption": "The small optical ship"}, {"id": 433, "image_id": 272, "category_id": 11, "bbox": [472.0, 490.0, 25.0, 51.0], "area": 1275.0, "iscrowd": 0, "ignore": 0, "segmentation": [[472.0, 490.0, 497.0, 490.0, 497.0, 541.0, 472.0, 541.0]], "category_name": "optical ship", "caption": "A blue and black optical ship"}, {"id": 434, "image_id": 273, "category_id": 11, "bbox": [719.83984, 521.6406, 66.43165999999997, 46.5625], "area": 3093.224168749998, "iscrowd": 0, "ignore": 0, "segmentation": [[719.83984, 521.6406, 786.2715, 521.6406, 786.2715, 568.2031, 719.83984, 568.2031]], "category_name": "optical ship", "caption": "A optical ship is on the right"}, {"id": 435, "image_id": 274, "category_id": 5, "bbox": [149.0, 152.0, 485.0, 628.0], "area": 304580.0, "iscrowd": 0, "ignore": 0, "segmentation": [[149.0, 152.0, 634.0, 152.0, 634.0, 780.0, 149.0, 780.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond on the left side of the image"}, {"id": 436, "image_id": 274, "category_id": 5, "bbox": [482.0, 428.0, 482.0, 382.0], "area": 184124.0, "iscrowd": 0, "ignore": 0, "segmentation": [[482.0, 428.0, 964.0, 428.0, 964.0, 810.0, 482.0, 810.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the middle of the image"}, {"id": 437, "image_id": 274, "category_id": 5, "bbox": [632.0, 44.0, 380.0, 380.0], "area": 144400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[632.0, 44.0, 1012.0, 44.0, 1012.0, 424.0, 632.0, 424.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond at the top of the image"}, {"id": 438, "image_id": 275, "category_id": 15, "bbox": [1.0, 39.0, 29.0, 49.0], "area": 1421.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 39.0, 30.0, 39.0, 30.0, 88.0, 1.0, 88.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 439, "image_id": 276, "category_id": 5, "bbox": [25.0, 217.0, 419.0, 545.0], "area": 228355.0, "iscrowd": 0, "ignore": 0, "segmentation": [[25.0, 217.0, 444.0, 217.0, 444.0, 762.0, 25.0, 762.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond on the left"}, {"id": 440, "image_id": 276, "category_id": 9, "bbox": [467.0, 452.0, 112.0, 102.0], "area": 11424.0, "iscrowd": 0, "ignore": 0, "segmentation": [[467.0, 452.0, 579.0, 452.0, 579.0, 554.0, 467.0, 554.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court in the center"}, {"id": 441, "image_id": 277, "category_id": 15, "bbox": [88.0, 45.0, 31.0, 18.0], "area": 558.0, "iscrowd": 0, "ignore": 0, "segmentation": [[88.0, 45.0, 119.0, 45.0, 119.0, 63.0, 88.0, 63.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 442, "image_id": 278, "category_id": 15, "bbox": [112.0, 195.0, 32.0, 15.0], "area": 480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[112.0, 195.0, 144.0, 195.0, 144.0, 210.0, 112.0, 210.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 443, "image_id": 279, "category_id": 15, "bbox": [226.0, 178.0, 30.0, 32.0], "area": 960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[226.0, 178.0, 256.0, 178.0, 256.0, 210.0, 226.0, 210.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 444, "image_id": 280, "category_id": 10, "bbox": [234.0, 97.0, 164.0, 159.0], "area": 26076.0, "iscrowd": 0, "ignore": 0, "segmentation": [[234.0, 97.0, 398.0, 97.0, 398.0, 256.0, 234.0, 256.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank at the top of the image"}, {"id": 445, "image_id": 280, "category_id": 10, "bbox": [428.0, 456.0, 164.0, 167.0], "area": 27388.0, "iscrowd": 0, "ignore": 0, "segmentation": [[428.0, 456.0, 592.0, 456.0, 592.0, 623.0, 428.0, 623.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the bottom of the image"}, {"id": 446, "image_id": 281, "category_id": 5, "bbox": [180.0, 246.0, 446.0, 541.0], "area": 241286.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 246.0, 626.0, 246.0, 626.0, 787.0, 180.0, 787.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 447, "image_id": 282, "category_id": 11, "bbox": [654.0, 560.0, 45.0, 37.0], "area": 1665.0, "iscrowd": 0, "ignore": 0, "segmentation": [[654.0, 560.0, 699.0, 560.0, 699.0, 597.0, 654.0, 597.0]], "category_name": "optical ship", "caption": "A optical ship on the lower right"}, {"id": 448, "image_id": 282, "category_id": 11, "bbox": [687.0, 497.0, 27.0, 26.0], "area": 702.0, "iscrowd": 0, "ignore": 0, "segmentation": [[687.0, 497.0, 714.0, 497.0, 714.0, 523.0, 687.0, 523.0]], "category_name": "optical ship", "caption": "The optical ship is on the right of the small ship"}, {"id": 449, "image_id": 282, "category_id": 11, "bbox": [570.0, 384.0, 98.0, 127.0], "area": 12446.0, "iscrowd": 0, "ignore": 0, "segmentation": [[570.0, 384.0, 668.0, 384.0, 668.0, 511.0, 570.0, 511.0]], "category_name": "optical ship", "caption": "A small optical ship"}, {"id": 450, "image_id": 282, "category_id": 11, "bbox": [79.0, 134.0, 400.0, 393.0], "area": 157200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[79.0, 134.0, 479.0, 134.0, 479.0, 527.0, 79.0, 527.0]], "category_name": "optical ship", "caption": "A large optical ship"}, {"id": 451, "image_id": 283, "category_id": 11, "bbox": [283.0, 151.0, 232.0, 521.0], "area": 120872.0, "iscrowd": 0, "ignore": 0, "segmentation": [[283.0, 151.0, 515.0, 151.0, 515.0, 672.0, 283.0, 672.0]], "category_name": "optical ship", "caption": "A optical ship is on the right of the vehicle on the lower left"}, {"id": 452, "image_id": 283, "category_id": 11, "bbox": [379.0, 245.0, 164.0, 356.0], "area": 58384.0, "iscrowd": 0, "ignore": 0, "segmentation": [[379.0, 245.0, 543.0, 245.0, 543.0, 601.0, 379.0, 601.0]], "category_name": "optical ship", "caption": "A optical ship is on the upper right of the vehicle on the lower left"}, {"id": 453, "image_id": 283, "category_id": 11, "bbox": [223.0, 2.0, 23.0, 56.0], "area": 1288.0, "iscrowd": 0, "ignore": 0, "segmentation": [[223.0, 2.0, 246.0, 2.0, 246.0, 58.0, 223.0, 58.0]], "category_name": "optical ship", "caption": "A optical ship is on the upper right of the optical ship on the lower left"}, {"id": 454, "image_id": 283, "category_id": 11, "bbox": [55.0, 641.0, 13.0, 15.0], "area": 195.0, "iscrowd": 0, "ignore": 0, "segmentation": [[55.0, 641.0, 68.0, 641.0, 68.0, 656.0, 55.0, 656.0]], "category_name": "optical ship", "caption": "A optical ship on the lower left"}, {"id": 455, "image_id": 283, "category_id": 11, "bbox": [19.0, 135.0, 17.0, 20.0], "area": 340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[19.0, 135.0, 36.0, 135.0, 36.0, 155.0, 19.0, 155.0]], "category_name": "optical ship", "caption": "The optical ship is on the upper left of the optical ship on the lower left"}, {"id": 456, "image_id": 284, "category_id": 4, "bbox": [68.0, 94.0, 593.0, 785.0], "area": 465505.0, "iscrowd": 0, "ignore": 0, "segmentation": [[68.0, 94.0, 661.0, 94.0, 661.0, 879.0, 68.0, 879.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 457, "image_id": 285, "category_id": 9, "bbox": [204.0, 183.0, 123.0, 144.0], "area": 17712.0, "iscrowd": 0, "ignore": 0, "segmentation": [[204.0, 183.0, 327.0, 183.0, 327.0, 327.0, 204.0, 327.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court on the left side of the image"}, {"id": 458, "image_id": 285, "category_id": 9, "bbox": [277.0, 222.0, 123.0, 145.0], "area": 17835.0, "iscrowd": 0, "ignore": 0, "segmentation": [[277.0, 222.0, 400.0, 222.0, 400.0, 367.0, 277.0, 367.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court in the middle of the image"}, {"id": 459, "image_id": 286, "category_id": 11, "bbox": [282.0, 161.0, 16.0, 58.0], "area": 928.0, "iscrowd": 0, "ignore": 0, "segmentation": [[282.0, 161.0, 298.0, 161.0, 298.0, 219.0, 282.0, 219.0]], "category_name": "optical ship", "caption": "A optical ship is on the upper left of the harbor at the bottom"}, {"id": 460, "image_id": 286, "category_id": 11, "bbox": [493.0, 715.0, 30.0, 17.0], "area": 510.0, "iscrowd": 0, "ignore": 0, "segmentation": [[493.0, 715.0, 523.0, 715.0, 523.0, 732.0, 493.0, 732.0]], "category_name": "optical ship", "caption": "A tiny optical ship at the bottom"}, {"id": 461, "image_id": 286, "category_id": 11, "bbox": [367.0, 656.0, 29.0, 144.0], "area": 4176.0, "iscrowd": 0, "ignore": 0, "segmentation": [[367.0, 656.0, 396.0, 656.0, 396.0, 800.0, 367.0, 800.0]], "category_name": "optical 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on the upper right"}, {"id": 465, "image_id": 288, "category_id": 11, "bbox": [688.2539, 113.143555, 71.11329999999998, 31.044435000000007], "area": 2207.6722194855, "iscrowd": 0, "ignore": 0, "segmentation": [[688.2539, 113.143555, 759.3672, 113.143555, 759.3672, 144.18799, 688.2539, 144.18799]], "category_name": "optical ship", "caption": "A optical ship is on the upper right"}, {"id": 466, "image_id": 288, "category_id": 11, "bbox": [620.44727, 143.48242, 67.66213000000005, 50.20264], "area": 3396.8175540232023, "iscrowd": 0, "ignore": 0, "segmentation": [[620.44727, 143.48242, 688.1094, 143.48242, 688.1094, 193.68506, 620.44727, 193.68506]], "category_name": "optical ship", "caption": "A optical ship is on the top"}, {"id": 467, "image_id": 288, "category_id": 11, "bbox": [422.52344, 282.5127, 63.14453000000003, 12.74169999999998], "area": 804.5686579009991, "iscrowd": 0, "ignore": 0, "segmentation": [[422.52344, 282.5127, 485.66797, 282.5127, 485.66797, 295.2544, 422.52344, 295.2544]], "category_name": "optical ship", "caption": "The small optical ship"}, {"id": 468, "image_id": 288, "category_id": 11, "bbox": [32.097656, 281.40088, 78.486328, 19.169920000000047], "area": 1504.5766288537636, "iscrowd": 0, "ignore": 0, "segmentation": [[32.097656, 281.40088, 110.583984, 281.40088, 110.583984, 300.5708, 32.097656, 300.5708]], "category_name": "optical ship", "caption": "The medium-sized optical ship"}, {"id": 469, "image_id": 289, "category_id": 11, "bbox": [723.5586, 494.76855, 32.125, 98.06348000000003], "area": 3150.289295000001, "iscrowd": 0, "ignore": 0, "segmentation": [[723.5586, 494.76855, 755.6836, 494.76855, 755.6836, 592.83203, 723.5586, 592.83203]], "category_name": "optical ship", "caption": "A medium-sized optical ship is on the right"}, {"id": 470, "image_id": 289, "category_id": 11, "bbox": [890.5664, 576.3721, 22.22849999999994, 34.97409999999991], "area": 777.4217818499958, "iscrowd": 0, "ignore": 0, "segmentation": [[890.5664, 576.3721, 912.7949, 576.3721, 912.7949, 611.3462, 890.5664, 611.3462]], "category_name": "optical ship", "caption": "A small optical ship is on the right"}, {"id": 471, "image_id": 290, "category_id": 11, "bbox": [861.80664, 4.227539, 93.04882999999995, 62.054691], "area": 5774.116393561527, "iscrowd": 0, "ignore": 0, "segmentation": [[861.80664, 4.227539, 954.85547, 4.227539, 954.85547, 66.28223, 861.80664, 66.28223]], "category_name": "optical ship", "caption": "A large optical ship is on the upper right"}, {"id": 472, "image_id": 291, "category_id": 12, "bbox": [388.0, 283.0, 95.0, 106.0], "area": 10070.0, "iscrowd": 0, "ignore": 0, "segmentation": [[388.0, 283.0, 483.0, 283.0, 483.0, 389.0, 388.0, 389.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane"}, {"id": 473, "image_id": 292, "category_id": 11, "bbox": [8.287109, 727.16406, 240.486331, 84.82910000000004], "area": 20400.23902103211, "iscrowd": 0, "ignore": 0, "segmentation": [[8.287109, 727.16406, 248.77344, 727.16406, 248.77344, 811.99316, 8.287109, 811.99316]], "category_name": "optical ship", "caption": "A massive optical ship is on the lower left"}, {"id": 474, "image_id": 293, "category_id": 15, "bbox": [164.0, 197.0, 58.0, 21.0], "area": 1218.0, "iscrowd": 0, "ignore": 0, "segmentation": [[164.0, 197.0, 222.0, 197.0, 222.0, 218.0, 164.0, 218.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 475, "image_id": 294, "category_id": 15, "bbox": [77.0, 153.0, 23.0, 38.0], "area": 874.0, "iscrowd": 0, "ignore": 0, "segmentation": [[77.0, 153.0, 100.0, 153.0, 100.0, 191.0, 77.0, 191.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 476, "image_id": 295, "category_id": 15, "bbox": [142.0, 73.0, 22.0, 18.0], "area": 396.0, "iscrowd": 0, "ignore": 0, "segmentation": [[142.0, 73.0, 164.0, 73.0, 164.0, 91.0, 142.0, 91.0]], "category_name": "sar ship", "caption": "One medium-sized sar ship is on the top 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"iscrowd": 0, "ignore": 0, "segmentation": [[156.0, 200.0, 175.0, 200.0, 175.0, 236.0, 156.0, 236.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 481, "image_id": 298, "category_id": 11, "bbox": [919.791, 793.2986, 38.28909999999996, 75.25610000000006], "area": 2881.4883385099993, "iscrowd": 0, "ignore": 0, "segmentation": [[919.791, 793.2986, 958.0801, 793.2986, 958.0801, 868.5547, 919.791, 868.5547]], "category_name": "optical ship", "caption": "A medium-sized optical ship is on the lower right"}, {"id": 482, "image_id": 299, "category_id": 4, "bbox": [36.0, 523.0, 789.0, 428.0], "area": 337692.0, "iscrowd": 0, "ignore": 0, "segmentation": [[36.0, 523.0, 825.0, 523.0, 825.0, 951.0, 36.0, 951.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 483, "image_id": 300, "category_id": 15, "bbox": [188.0, 125.0, 9.0, 19.0], "area": 171.0, "iscrowd": 0, "ignore": 0, "segmentation": [[188.0, 125.0, 197.0, 125.0, 197.0, 144.0, 188.0, 144.0]], "category_name": "sar ship", "caption": "A small sar ship is on the right"}, {"id": 484, "image_id": 301, "category_id": 5, "bbox": [147.0, 175.0, 529.0, 504.0], "area": 266616.0, "iscrowd": 0, "ignore": 0, "segmentation": [[147.0, 175.0, 676.0, 175.0, 676.0, 679.0, 147.0, 679.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the middle of the image"}, {"id": 485, "image_id": 301, "category_id": 5, "bbox": [592.0, 508.0, 327.0, 302.0], "area": 98754.0, "iscrowd": 0, "ignore": 0, "segmentation": [[592.0, 508.0, 919.0, 508.0, 919.0, 810.0, 592.0, 810.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the bottom right corner of the image"}, {"id": 486, "image_id": 302, "category_id": 15, "bbox": [224.0, 8.0, 30.0, 33.0], "area": 990.0, "iscrowd": 0, "ignore": 0, "segmentation": [[224.0, 8.0, 254.0, 8.0, 254.0, 41.0, 224.0, 41.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 487, "image_id": 303, "category_id": 5, "bbox": [258.0, 291.0, 419.0, 389.0], "area": 162991.0, "iscrowd": 0, "ignore": 0, "segmentation": [[258.0, 291.0, 677.0, 291.0, 677.0, 680.0, 258.0, 680.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond"}, {"id": 488, "image_id": 304, "category_id": 15, "bbox": [214.0, 172.0, 16.0, 50.0], "area": 800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[214.0, 172.0, 230.0, 172.0, 230.0, 222.0, 214.0, 222.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 489, "image_id": 305, "category_id": 11, "bbox": [784.0469, 664.0625, 52.92575999999997, 137.55370000000005], "area": 7280.134113311999, "iscrowd": 0, "ignore": 0, "segmentation": [[784.0469, 664.0625, 836.97266, 664.0625, 836.97266, 801.6162, 784.0469, 801.6162]], "category_name": "optical ship", "caption": "A large optical ship is on the lower right"}, {"id": 490, "image_id": 306, "category_id": 9, "bbox": [452.0, 120.0, 109.0, 166.0], "area": 18094.0, "iscrowd": 0, "ignore": 0, "segmentation": [[452.0, 120.0, 561.0, 120.0, 561.0, 286.0, 452.0, 286.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court on the right"}, {"id": 491, "image_id": 306, "category_id": 7, "bbox": [582.0, 111.0, 86.0, 142.0], "area": 12212.0, "iscrowd": 0, "ignore": 0, "segmentation": [[582.0, 111.0, 668.0, 111.0, 668.0, 253.0, 582.0, 253.0]], "category_name": "optical tennis court", "caption": "The optical tennis court in the corner of the image located on the right"}, {"id": 492, "image_id": 307, "category_id": 11, "bbox": [384.65234, 702.875, 164.07813, 36.510740000000055], "area": 5990.613944116209, "iscrowd": 0, "ignore": 0, "segmentation": [[384.65234, 702.875, 548.73047, 702.875, 548.73047, 739.38574, 384.65234, 739.38574]], "category_name": "optical ship", "caption": "A large optical ship is on the bottom"}, {"id": 493, "image_id": 308, "category_id": 12, "bbox": [58.0, 291.0, 192.0, 180.0], "area": 34560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[58.0, 291.0, 250.0, 291.0, 250.0, 471.0, 58.0, 471.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane"}, {"id": 494, "image_id": 309, "category_id": 15, "bbox": [36.0, 112.0, 10.0, 22.0], "area": 220.0, "iscrowd": 0, "ignore": 0, "segmentation": [[36.0, 112.0, 46.0, 112.0, 46.0, 134.0, 36.0, 134.0]], "category_name": "sar ship", "caption": "A small sar ship is on the left"}, {"id": 495, "image_id": 309, "category_id": 15, "bbox": [239.0, 222.0, 8.0, 17.0], "area": 136.0, "iscrowd": 0, "ignore": 0, "segmentation": [[239.0, 222.0, 247.0, 222.0, 247.0, 239.0, 239.0, 239.0]], "category_name": "sar ship", "caption": "A small sar ship is on the lower right"}, {"id": 496, "image_id": 310, "category_id": 15, "bbox": [139.0, 174.0, 16.0, 24.0], "area": 384.0, "iscrowd": 0, "ignore": 0, "segmentation": [[139.0, 174.0, 155.0, 174.0, 155.0, 198.0, 139.0, 198.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 497, "image_id": 311, "category_id": 15, "bbox": [11.0, 174.0, 16.0, 23.0], "area": 368.0, "iscrowd": 0, "ignore": 0, "segmentation": [[11.0, 174.0, 27.0, 174.0, 27.0, 197.0, 11.0, 197.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 498, "image_id": 312, "category_id": 11, "bbox": [890.9512, 774.85547, 73.33980000000008, 21.402330000000006], "area": 1569.6426017340023, "iscrowd": 0, "ignore": 0, "segmentation": [[890.9512, 774.85547, 964.291, 774.85547, 964.291, 796.2578, 890.9512, 796.2578]], "category_name": "optical ship", "caption": "A medium-sized optical ship is on the lower right"}, {"id": 499, "image_id": 313, "category_id": 15, "bbox": [29.0, 70.0, 18.0, 40.0], "area": 720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[29.0, 70.0, 47.0, 70.0, 47.0, 110.0, 29.0, 110.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 500, "image_id": 313, "category_id": 15, "bbox": [59.0, 183.0, 16.0, 43.0], "area": 688.0, "iscrowd": 0, "ignore": 0, "segmentation": [[59.0, 183.0, 75.0, 183.0, 75.0, 226.0, 59.0, 226.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 501, "image_id": 314, "category_id": 11, "bbox": [66.95117, 774.85547, 73.33985, 21.402330000000006], "area": 1569.6436718505004, "iscrowd": 0, "ignore": 0, "segmentation": [[66.95117, 774.85547, 140.29102, 774.85547, 140.29102, 796.2578, 66.95117, 796.2578]], "category_name": "optical ship", "caption": "A optical ship is on the lower left"}, {"id": 502, "image_id": 314, "category_id": 11, "bbox": [347.57617, 410.98047, 71.21875, 20.941409999999962], "area": 1491.4210434374972, "iscrowd": 0, "ignore": 0, "segmentation": [[347.57617, 410.98047, 418.79492, 410.98047, 418.79492, 431.92188, 347.57617, 431.92188]], "category_name": "optical ship", "caption": "A optical ship is in the middle"}, {"id": 503, "image_id": 314, "category_id": 11, "bbox": [749.9863, 0.0, 71.1309, 20.59375], "area": 1464.851971875, "iscrowd": 0, "ignore": 0, "segmentation": [[749.9863, 0.0, 821.1172, 0.0, 821.1172, 20.59375, 749.9863, 20.59375]], "category_name": "optical ship", "caption": "A medium-sized optical ship is on the upper right"}, {"id": 504, "image_id": 315, "category_id": 12, "bbox": [539.0, 29.0, 269.0, 190.0], "area": 51110.0, "iscrowd": 0, "ignore": 0, "segmentation": [[539.0, 29.0, 808.0, 29.0, 808.0, 219.0, 539.0, 219.0]], "category_name": "optical airplane", "caption": "The optical airplane in the upper right corner of the image"}, {"id": 505, "image_id": 315, "category_id": 12, "bbox": [474.0, 262.0, 335.0, 268.0], "area": 89780.0, "iscrowd": 0, "ignore": 0, "segmentation": [[474.0, 262.0, 809.0, 262.0, 809.0, 530.0, 474.0, 530.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the bottom right corner of the image"}, {"id": 506, "image_id": 316, "category_id": 15, "bbox": [156.0, 138.0, 17.0, 38.0], "area": 646.0, "iscrowd": 0, "ignore": 0, "segmentation": [[156.0, 138.0, 173.0, 138.0, 173.0, 176.0, 156.0, 176.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 507, "image_id": 317, "category_id": 12, "bbox": [313.0, 16.0, 230.0, 202.0], "area": 46460.0, "iscrowd": 0, "ignore": 0, "segmentation": [[313.0, 16.0, 543.0, 16.0, 543.0, 218.0, 313.0, 218.0]], "category_name": "optical airplane", "caption": "There is a optical airplane at the top of the image"}, {"id": 508, "image_id": 317, "category_id": 12, "bbox": [309.0, 258.0, 229.0, 190.0], "area": 43510.0, "iscrowd": 0, "ignore": 0, "segmentation": [[309.0, 258.0, 538.0, 258.0, 538.0, 448.0, 309.0, 448.0]], "category_name": "optical airplane", "caption": "The optical airplane at the bottom of the image"}, {"id": 509, "image_id": 318, "category_id": 12, "bbox": [117.0, 307.0, 315.0, 340.0], "area": 107100.0, "iscrowd": 0, "ignore": 0, "segmentation": [[117.0, 307.0, 432.0, 307.0, 432.0, 647.0, 117.0, 647.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane located on the left"}, {"id": 510, "image_id": 319, "category_id": 15, "bbox": [57.0, 186.0, 11.0, 38.0], "area": 418.0, "iscrowd": 0, "ignore": 0, "segmentation": [[57.0, 186.0, 68.0, 186.0, 68.0, 224.0, 57.0, 224.0]], "category_name": "sar ship", "caption": "One medium-sized sar ship is on the lower left and positioned to the lower right of the other  sar ship"}, {"id": 511, "image_id": 320, "category_id": 12, "bbox": [249.0, 85.0, 386.0, 363.0], "area": 140118.0, "iscrowd": 0, "ignore": 0, "segmentation": [[249.0, 85.0, 635.0, 85.0, 635.0, 448.0, 249.0, 448.0]], "category_name": "optical airplane", "caption": "The optical airplane at the top of the image"}, {"id": 512, "image_id": 320, "category_id": 12, "bbox": [249.0, 522.0, 435.0, 360.0], "area": 156600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[249.0, 522.0, 684.0, 522.0, 684.0, 882.0, 249.0, 882.0]], "category_name": "optical airplane", "caption": "The optical airplane at the bottom of the image"}, {"id": 513, "image_id": 321, "category_id": 12, "bbox": [171.0, 35.0, 335.0, 333.0], "area": 111555.0, "iscrowd": 0, "ignore": 0, "segmentation": [[171.0, 35.0, 506.0, 35.0, 506.0, 368.0, 171.0, 368.0]], "category_name": "optical airplane", "caption": "The optical airplane at the top of the image"}, {"id": 514, "image_id": 321, "category_id": 12, "bbox": [165.0, 501.0, 382.0, 354.0], "area": 135228.0, "iscrowd": 0, "ignore": 0, "segmentation": [[165.0, 501.0, 547.0, 501.0, 547.0, 855.0, 165.0, 855.0]], "category_name": "optical airplane", "caption": "There is an optical airplane at the top of the image"}, {"id": 515, "image_id": 322, "category_id": 12, "bbox": [86.0, 48.0, 436.0, 382.0], "area": 166552.0, "iscrowd": 0, "ignore": 0, "segmentation": [[86.0, 48.0, 522.0, 48.0, 522.0, 430.0, 86.0, 430.0]], "category_name": "optical airplane", "caption": "The optical airplane at the top of the image"}, {"id": 516, "image_id": 322, "category_id": 12, "bbox": [152.0, 650.0, 344.0, 346.0], "area": 119024.0, "iscrowd": 0, "ignore": 0, "segmentation": [[152.0, 650.0, 496.0, 650.0, 496.0, 996.0, 152.0, 996.0]], "category_name": "optical airplane", "caption": "The optical airplane at the bottom of the image"}, {"id": 517, "image_id": 323, "category_id": 15, "bbox": [76.0, 190.0, 10.0, 30.0], "area": 300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[76.0, 190.0, 86.0, 190.0, 86.0, 220.0, 76.0, 220.0]], "category_name": "sar ship", "caption": "The small sar ship is on the lower left"}, {"id": 518, "image_id": 324, "category_id": 11, "bbox": [509.08594, 309.71484, 68.87889999999999, 43.980459999999994], "area": 3029.325706293999, "iscrowd": 0, "ignore": 0, "segmentation": [[509.08594, 309.71484, 577.96484, 309.71484, 577.96484, 353.6953, 509.08594, 353.6953]], "category_name": "optical ship", "caption": "A medium-sized optical ship is on the top"}, {"id": 519, "image_id": 325, "category_id": 12, "bbox": [219.0, 39.0, 366.0, 349.0], "area": 127734.0, "iscrowd": 0, "ignore": 0, "segmentation": [[219.0, 39.0, 585.0, 39.0, 585.0, 388.0, 219.0, 388.0]], "category_name": "optical airplane", "caption": "The optical airplane at the top of the image"}, {"id": 520, "image_id": 325, "category_id": 12, "bbox": [222.0, 432.0, 367.0, 351.0], "area": 128817.0, "iscrowd": 0, "ignore": 0, "segmentation": [[222.0, 432.0, 589.0, 432.0, 589.0, 783.0, 222.0, 783.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the middle of the image"}, {"id": 521, "image_id": 326, "category_id": 11, "bbox": [701.4043, 298.9961, 143.26559999999995, 50.189449999999965], "area": 7190.421667919993, "iscrowd": 0, "ignore": 0, "segmentation": [[701.4043, 298.9961, 844.6699, 298.9961, 844.6699, 349.18555, 701.4043, 349.18555]], "category_name": "optical ship", "caption": "A large optical ship is on the upper right"}, {"id": 522, "image_id": 327, "category_id": 11, "bbox": [472.60938, 642.2539, 115.44142, 77.15429999999992], "area": 8906.80195110599, "iscrowd": 0, "ignore": 0, "segmentation": [[472.60938, 642.2539, 588.0508, 642.2539, 588.0508, 719.4082, 472.60938, 719.4082]], "category_name": "optical ship", "caption": "A large optical ship is in the middle"}, {"id": 523, "image_id": 328, "category_id": 15, "bbox": [67.0, 45.0, 10.0, 28.0], "area": 280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[67.0, 45.0, 77.0, 45.0, 77.0, 73.0, 67.0, 73.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper left"}, {"id": 524, "image_id": 328, "category_id": 15, "bbox": [182.0, 55.0, 11.0, 19.0], "area": 209.0, "iscrowd": 0, "ignore": 0, "segmentation": [[182.0, 55.0, 193.0, 55.0, 193.0, 74.0, 182.0, 74.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper right"}, {"id": 525, "image_id": 329, "category_id": 15, "bbox": [148.0, 68.0, 11.0, 24.0], "area": 264.0, "iscrowd": 0, "ignore": 0, "segmentation": [[148.0, 68.0, 159.0, 68.0, 159.0, 92.0, 148.0, 92.0]], "category_name": "sar ship", "caption": "One small sar ship is on the top and positioned to the top of the other bottom sar ship"}, {"id": 526, "image_id": 329, "category_id": 15, "bbox": [124.0, 113.0, 14.0, 29.0], "area": 406.0, "iscrowd": 0, "ignore": 0, "segmentation": [[124.0, 113.0, 138.0, 113.0, 138.0, 142.0, 124.0, 142.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 527, "image_id": 329, "category_id": 15, "bbox": [24.0, 173.0, 15.0, 19.0], "area": 285.0, "iscrowd": 0, "ignore": 0, "segmentation": [[24.0, 173.0, 39.0, 173.0, 39.0, 192.0, 24.0, 192.0]], "category_name": "sar ship", "caption": "A small sar ship is on the lower left"}, {"id": 528, "image_id": 329, "category_id": 15, "bbox": [184.0, 177.0, 11.0, 24.0], "area": 264.0, "iscrowd": 0, "ignore": 0, "segmentation": [[184.0, 177.0, 195.0, 177.0, 195.0, 201.0, 184.0, 201.0]], "category_name": "sar ship", "caption": "A small sar ship is on the lower right"}, {"id": 529, "image_id": 329, "category_id": 15, "bbox": [143.0, 185.0, 13.0, 21.0], "area": 273.0, "iscrowd": 0, "ignore": 0, "segmentation": [[143.0, 185.0, 156.0, 185.0, 156.0, 206.0, 143.0, 206.0]], "category_name": "sar ship", "caption": "A small sar ship is on the bottom"}, {"id": 530, "image_id": 330, "category_id": 15, "bbox": [1.0, 112.0, 7.0, 32.0], "area": 224.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 112.0, 8.0, 112.0, 8.0, 144.0, 1.0, 144.0]], "category_name": "sar ship", "caption": "A small sar ship is on the left"}, {"id": 531, "image_id": 330, "category_id": 15, "bbox": [20.0, 65.0, 10.0, 30.0], "area": 300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[20.0, 65.0, 30.0, 65.0, 30.0, 95.0, 20.0, 95.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper left"}, {"id": 532, "image_id": 330, "category_id": 15, "bbox": [189.0, 163.0, 15.0, 16.0], "area": 240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[189.0, 163.0, 204.0, 163.0, 204.0, 179.0, 189.0, 179.0]], "category_name": "sar ship", "caption": "A small sar ship is on the lower right"}, {"id": 533, "image_id": 331, "category_id": 12, "bbox": [103.0, 213.0, 383.0, 311.0], "area": 119113.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 213.0, 486.0, 213.0, 486.0, 524.0, 103.0, 524.0]], "category_name": "optical airplane", "caption": "There is a big optical airplane"}, {"id": 534, "image_id": 332, "category_id": 12, "bbox": [318.0, 33.0, 334.0, 291.0], "area": 97194.0, "iscrowd": 0, "ignore": 0, "segmentation": [[318.0, 33.0, 652.0, 33.0, 652.0, 324.0, 318.0, 324.0]], "category_name": "optical airplane", "caption": "The optical airplane at the top of the image"}, {"id": 535, "image_id": 332, "category_id": 12, "bbox": [544.0, 361.0, 330.0, 300.0], "area": 99000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[544.0, 361.0, 874.0, 361.0, 874.0, 661.0, 544.0, 661.0]], "category_name": "optical airplane", "caption": "The optical airplane in the bottom right corner of the image"}, {"id": 536, "image_id": 333, "category_id": 12, "bbox": [57.0, 31.0, 352.0, 311.0], "area": 109472.0, "iscrowd": 0, "ignore": 0, "segmentation": [[57.0, 31.0, 409.0, 31.0, 409.0, 342.0, 57.0, 342.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane"}, {"id": 537, "image_id": 334, "category_id": 12, "bbox": [328.0, 324.0, 193.0, 171.0], "area": 33003.0, "iscrowd": 0, "ignore": 0, "segmentation": [[328.0, 324.0, 521.0, 324.0, 521.0, 495.0, 328.0, 495.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the middle of the image"}, {"id": 538, "image_id": 334, "category_id": 12, "bbox": [470.0, 517.0, 201.0, 168.0], "area": 33768.0, "iscrowd": 0, "ignore": 0, "segmentation": [[470.0, 517.0, 671.0, 517.0, 671.0, 685.0, 470.0, 685.0]], "category_name": "optical airplane", "caption": "The optical airplane at the bottom of the image"}, {"id": 539, "image_id": 335, "category_id": 12, "bbox": [565.0, 220.0, 363.0, 412.0], "area": 149556.0, "iscrowd": 0, "ignore": 0, "segmentation": [[565.0, 220.0, 928.0, 220.0, 928.0, 632.0, 565.0, 632.0]], "category_name": "optical airplane", "caption": "There is a big optical airplane"}, {"id": 540, "image_id": 335, "category_id": 12, "bbox": [170.0, 275.0, 193.0, 214.0], "area": 41302.0, "iscrowd": 0, "ignore": 0, "segmentation": [[170.0, 275.0, 363.0, 275.0, 363.0, 489.0, 170.0, 489.0]], "category_name": "optical airplane", "caption": "The optical airplane on the left side of the image"}, {"id": 541, "image_id": 336, "category_id": 12, "bbox": [223.0, 252.0, 197.0, 197.0], "area": 38809.0, "iscrowd": 0, "ignore": 0, "segmentation": [[223.0, 252.0, 420.0, 252.0, 420.0, 449.0, 223.0, 449.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane"}, {"id": 542, "image_id": 337, "category_id": 11, "bbox": [127.0625, 357.1377, 43.28515999999999, 171.92089999999996], "area": 7441.623663843997, "iscrowd": 0, "ignore": 0, "segmentation": [[127.0625, 357.1377, 170.34766, 357.1377, 170.34766, 529.0586, 127.0625, 529.0586]], "category_name": "optical ship", "caption": "A large optical ship is on the left"}, {"id": 543, "image_id": 338, "category_id": 15, "bbox": [170.0, 187.0, 14.0, 23.0], "area": 322.0, "iscrowd": 0, "ignore": 0, "segmentation": [[170.0, 187.0, 184.0, 187.0, 184.0, 210.0, 170.0, 210.0]], "category_name": "sar ship", "caption": "A small sar ship is on the lower right"}, {"id": 544, "image_id": 338, "category_id": 15, "bbox": [18.0, 6.0, 15.0, 33.0], "area": 495.0, "iscrowd": 0, "ignore": 0, "segmentation": [[18.0, 6.0, 33.0, 6.0, 33.0, 39.0, 18.0, 39.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the upper left"}, {"id": 545, "image_id": 338, "category_id": 15, "bbox": [241.0, 129.0, 14.0, 20.0], "area": 280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[241.0, 129.0, 255.0, 129.0, 255.0, 149.0, 241.0, 149.0]], "category_name": "sar ship", "caption": "A small sar ship is on the right"}, {"id": 546, "image_id": 339, "category_id": 11, "bbox": [488.4336, 64.62207, 129.14449999999994, 156.53125], "area": 20215.15001562499, "iscrowd": 0, "ignore": 0, "segmentation": [[488.4336, 64.62207, 617.5781, 64.62207, 617.5781, 221.15332, 488.4336, 221.15332]], "category_name": "optical ship", "caption": "A massive optical ship is on the top"}, {"id": 547, "image_id": 340, "category_id": 12, "bbox": [576.0, 211.0, 202.0, 196.0], "area": 39592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[576.0, 211.0, 778.0, 211.0, 778.0, 407.0, 576.0, 407.0]], "category_name": "optical airplane", "caption": "There is a optical airplane on the right side of the image"}, {"id": 548, "image_id": 340, "category_id": 12, "bbox": [558.0, 449.0, 205.0, 196.0], "area": 40180.0, "iscrowd": 0, "ignore": 0, "segmentation": [[558.0, 449.0, 763.0, 449.0, 763.0, 645.0, 558.0, 645.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the bottom right corner of the image"}, {"id": 549, "image_id": 341, "category_id": 11, "bbox": [327.8789, 365.24023, 100.45704, 221.81056999999998], "area": 22282.4333029128, "iscrowd": 0, "ignore": 0, "segmentation": [[327.8789, 365.24023, 428.33594, 365.24023, 428.33594, 587.0508, 327.8789, 587.0508]], "category_name": "optical ship", "caption": "A massive optical ship is in the middle"}, {"id": 550, "image_id": 342, "category_id": 12, "bbox": [208.0, 26.0, 314.0, 276.0], "area": 86664.0, "iscrowd": 0, "ignore": 0, "segmentation": [[208.0, 26.0, 522.0, 26.0, 522.0, 302.0, 208.0, 302.0]], "category_name": "optical airplane", "caption": "There is a optical airplane at the top of the image"}, {"id": 551, "image_id": 342, "category_id": 12, "bbox": [188.0, 412.0, 452.0, 454.0], "area": 205208.0, "iscrowd": 0, "ignore": 0, "segmentation": [[188.0, 412.0, 640.0, 412.0, 640.0, 866.0, 188.0, 866.0]], "category_name": "optical airplane", "caption": "The optical airplane in the middle of the image"}, {"id": 552, "image_id": 342, "category_id": 12, "bbox": [206.0, 892.0, 400.0, 350.0], "area": 140000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[206.0, 892.0, 606.0, 892.0, 606.0, 1242.0, 206.0, 1242.0]], "category_name": "optical airplane", "caption": "The optical airplane at the bottom of the image"}, {"id": 553, "image_id": 343, "category_id": 15, "bbox": [143.0, 192.0, 11.0, 26.0], "area": 286.0, "iscrowd": 0, "ignore": 0, "segmentation": [[143.0, 192.0, 154.0, 192.0, 154.0, 218.0, 143.0, 218.0]], "category_name": "sar ship", "caption": "A small sar ship is on the bottom"}, {"id": 554, "image_id": 343, "category_id": 15, "bbox": [207.0, 175.0, 11.0, 20.0], "area": 220.0, "iscrowd": 0, "ignore": 0, "segmentation": [[207.0, 175.0, 218.0, 175.0, 218.0, 195.0, 207.0, 195.0]], "category_name": "sar ship", "caption": "A small sar ship is on the lower right"}, {"id": 555, "image_id": 344, "category_id": 12, "bbox": [520.0, 261.0, 314.0, 285.0], "area": 89490.0, "iscrowd": 0, "ignore": 0, "segmentation": [[520.0, 261.0, 834.0, 261.0, 834.0, 546.0, 520.0, 546.0]], "category_name": "optical airplane", "caption": "The white optical airplane located in the center"}, {"id": 556, "image_id": 345, "category_id": 15, "bbox": [18.0, 30.0, 13.0, 32.0], "area": 416.0, "iscrowd": 0, "ignore": 0, "segmentation": [[18.0, 30.0, 31.0, 30.0, 31.0, 62.0, 18.0, 62.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 557, "image_id": 346, "category_id": 12, "bbox": [26.0, 126.0, 337.0, 324.0], "area": 109188.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 126.0, 363.0, 126.0, 363.0, 450.0, 26.0, 450.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane"}, {"id": 558, "image_id": 347, "category_id": 15, "bbox": [241.0, 108.0, 11.0, 37.0], "area": 407.0, "iscrowd": 0, "ignore": 0, "segmentation": [[241.0, 108.0, 252.0, 108.0, 252.0, 145.0, 241.0, 145.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 559, "image_id": 348, "category_id": 11, "bbox": [528.08984, 869.14136, 22.46776, 24.569580000000087], "area": 552.0234267408019, "iscrowd": 0, "ignore": 0, "segmentation": [[528.08984, 869.14136, 550.5576, 869.14136, 550.5576, 893.71094, 528.08984, 893.71094]], "category_name": "optical ship", "caption": "A small optical ship is on the bottom"}, {"id": 560, "image_id": 349, "category_id": 9, "bbox": [929.0, 340.0, 131.0, 178.0], "area": 23318.0, "iscrowd": 0, "ignore": 0, "segmentation": [[929.0, 340.0, 1060.0, 340.0, 1060.0, 518.0, 929.0, 518.0]], "category_name": "optical basketball court", "caption": "The small optical basketball court located on the right"}, {"id": 561, "image_id": 350, "category_id": 9, "bbox": [421.0, 310.0, 121.0, 149.0], "area": 18029.0, "iscrowd": 0, "ignore": 0, "segmentation": [[421.0, 310.0, 542.0, 310.0, 542.0, 459.0, 421.0, 459.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court"}, {"id": 562, "image_id": 351, "category_id": 11, "bbox": [211.52344, 409.0664, 40.376949999999994, 109.88479999999998], "area": 4436.813075359999, "iscrowd": 0, "ignore": 0, "segmentation": [[211.52344, 409.0664, 251.90039, 409.0664, 251.90039, 518.9512, 211.52344, 518.9512]], "category_name": "optical ship", "caption": "A medium-sized optical ship is on the left"}, {"id": 563, "image_id": 352, "category_id": 15, "bbox": [99.0, 115.0, 10.0, 37.0], "area": 370.0, "iscrowd": 0, "ignore": 0, "segmentation": [[99.0, 115.0, 109.0, 115.0, 109.0, 152.0, 99.0, 152.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 564, "image_id": 352, "category_id": 15, "bbox": [95.0, 180.0, 11.0, 34.0], "area": 374.0, "iscrowd": 0, "ignore": 0, "segmentation": [[95.0, 180.0, 106.0, 180.0, 106.0, 214.0, 95.0, 214.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 565, "image_id": 352, "category_id": 15, "bbox": [180.0, 49.0, 17.0, 25.0], "area": 425.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 49.0, 197.0, 49.0, 197.0, 74.0, 180.0, 74.0]], "category_name": "sar ship", "caption": "One medium-sized sar ship is on the upper right and positioned to the right of the other small sar ship"}, {"id": 566, "image_id": 352, "category_id": 15, "bbox": [236.0, 78.0, 16.0, 27.0], "area": 432.0, "iscrowd": 0, "ignore": 0, "segmentation": [[236.0, 78.0, 252.0, 78.0, 252.0, 105.0, 236.0, 105.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 567, "image_id": 352, "category_id": 15, "bbox": [162.0, 50.0, 16.0, 17.0], "area": 272.0, "iscrowd": 0, "ignore": 0, "segmentation": [[162.0, 50.0, 178.0, 50.0, 178.0, 67.0, 162.0, 67.0]], "category_name": "sar ship", "caption": "The small sar ship is on the upper right"}, {"id": 568, "image_id": 353, "category_id": 11, "bbox": [553.5381, 976.36914, 30.885700000000043, 29.302760000000035], "area": 905.0362545320023, "iscrowd": 0, "ignore": 0, "segmentation": [[553.5381, 976.36914, 584.4238, 976.36914, 584.4238, 1005.6719, 553.5381, 1005.6719]], "category_name": "optical ship", "caption": "A small optical ship is on the bottom"}, {"id": 569, "image_id": 354, "category_id": 1, "bbox": [307.0, 376.0, 587.0, 546.0], "area": 320502.0, "iscrowd": 0, "ignore": 0, "segmentation": [[307.0, 376.0, 894.0, 376.0, 894.0, 922.0, 307.0, 922.0]], "category_name": "optical bridge", "caption": "The big optical bridge"}, {"id": 570, "image_id": 355, "category_id": 7, "bbox": [334.0, 112.0, 78.0, 141.0], "area": 10998.0, "iscrowd": 0, "ignore": 0, "segmentation": [[334.0, 112.0, 412.0, 112.0, 412.0, 253.0, 334.0, 253.0]], "category_name": "optical tennis court", "caption": "The optical tennis court in the 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small optical ship is on the lower right"}, {"id": 577, "image_id": 359, "category_id": 9, "bbox": [10.0, 133.0, 107.0, 128.0], "area": 13696.0, "iscrowd": 0, "ignore": 0, "segmentation": [[10.0, 133.0, 117.0, 133.0, 117.0, 261.0, 10.0, 261.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court on the left"}, {"id": 578, "image_id": 360, "category_id": 11, "bbox": [657.0918, 717.3711, 98.55664000000002, 46.93360000000007], "area": 4625.617919104007, "iscrowd": 0, "ignore": 0, "segmentation": [[657.0918, 717.3711, 755.64844, 717.3711, 755.64844, 764.3047, 657.0918, 764.3047]], "category_name": "optical ship", "caption": "A medium-sized optical ship is on the lower right"}, {"id": 579, "image_id": 361, "category_id": 11, "bbox": [200.396, 589.36035, 19.31543000000002, 30.16014999999993], "area": 582.5562661144993, "iscrowd": 0, "ignore": 0, "segmentation": [[200.396, 589.36035, 219.71143, 589.36035, 219.71143, 619.5205, 200.396, 619.5205]], "category_name": "optical ship", "caption": "A optical ship is on the left"}, {"id": 580, "image_id": 362, "category_id": 15, "bbox": [215.0, 71.0, 14.0, 23.0], "area": 322.0, "iscrowd": 0, "ignore": 0, "segmentation": [[215.0, 71.0, 229.0, 71.0, 229.0, 94.0, 215.0, 94.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper right"}, {"id": 581, "image_id": 363, "category_id": 15, "bbox": [144.0, 57.0, 15.0, 39.0], "area": 585.0, "iscrowd": 0, "ignore": 0, "segmentation": [[144.0, 57.0, 159.0, 57.0, 159.0, 96.0, 144.0, 96.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 582, "image_id": 364, "category_id": 15, "bbox": [228.0, 193.0, 14.0, 17.0], "area": 238.0, "iscrowd": 0, "ignore": 0, "segmentation": [[228.0, 193.0, 242.0, 193.0, 242.0, 210.0, 228.0, 210.0]], "category_name": "sar ship", "caption": "A small sar ship is on the lower right"}, {"id": 583, "image_id": 365, "category_id": 4, "bbox": [174.0, 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4207.310145156005, "iscrowd": 0, "ignore": 0, "segmentation": [[961.6406, 832.5586, 1024.0, 832.5586, 1024.0, 900.02734, 961.6406, 900.02734]], "category_name": "optical ship", "caption": "The large optical ship"}, {"id": 587, "image_id": 367, "category_id": 11, "bbox": [755.85156, 775.14453, 127.84180000000003, 116.94530999999995], "area": 14950.498931957998, "iscrowd": 0, "ignore": 0, "segmentation": [[755.85156, 775.14453, 883.69336, 775.14453, 883.69336, 892.08984, 755.85156, 892.08984]], "category_name": "optical ship", "caption": "One optical ship is positioned to the lower right of the other Container Ship"}, {"id": 588, "image_id": 367, "category_id": 11, "bbox": [773.459, 748.15625, 74.46873000000005, 80.27345000000003], "area": 5977.861874218506, "iscrowd": 0, "ignore": 0, "segmentation": [[773.459, 748.15625, 847.92773, 748.15625, 847.92773, 828.4297, 773.459, 828.4297]], "category_name": "optical ship", "caption": "A large optical ship is on the lower right"}, {"id": 589, "image_id": 367, "category_id": 11, "bbox": [649.00195, 782.4453, 138.55275000000006, 186.26760000000002], "area": 25807.888215900013, "iscrowd": 0, "ignore": 0, "segmentation": [[649.00195, 782.4453, 787.5547, 782.4453, 787.5547, 968.7129, 649.00195, 968.7129]], "category_name": "optical ship", "caption": "One optical ship is positioned to the lower left of the other Container Ship"}, {"id": 590, "image_id": 367, "category_id": 11, "bbox": [701.3457, 831.1289, 21.97266000000002, 29.855500000000006], "area": 656.0047506300007, "iscrowd": 0, "ignore": 0, "segmentation": [[701.3457, 831.1289, 723.31836, 831.1289, 723.31836, 860.9844, 701.3457, 860.9844]], "category_name": "optical ship", "caption": "A small optical ship is on the lower right"}, {"id": 591, "image_id": 368, "category_id": 7, "bbox": [344.0, 171.0, 101.0, 150.0], "area": 15150.0, "iscrowd": 0, "ignore": 0, "segmentation": [[344.0, 171.0, 445.0, 171.0, 445.0, 321.0, 344.0, 321.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court in the middle of the image"}, {"id": 592, "image_id": 368, "category_id": 7, "bbox": [419.0, 143.0, 101.0, 151.0], "area": 15251.0, "iscrowd": 0, "ignore": 0, "segmentation": [[419.0, 143.0, 520.0, 143.0, 520.0, 294.0, 419.0, 294.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court in the middle of the image,and the optical tennis court that needs to be found is located in the upper right corner of it."}, {"id": 593, "image_id": 368, "category_id": 7, "bbox": [494.0, 120.0, 99.0, 149.0], "area": 14751.0, "iscrowd": 0, "ignore": 0, "segmentation": [[494.0, 120.0, 593.0, 120.0, 593.0, 269.0, 494.0, 269.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court in the upper right corner of the image,and the optical tennis court that needs to be found is located in the lower left corner of it."}, {"id": 594, "image_id": 368, "category_id": 7, "bbox": [568.0, 97.0, 100.0, 147.0], "area": 14700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[568.0, 97.0, 668.0, 97.0, 668.0, 244.0, 568.0, 244.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court in the upper right corner of the image"}, {"id": 595, "image_id": 369, "category_id": 15, "bbox": [111.0, 119.0, 11.0, 41.0], "area": 451.0, "iscrowd": 0, "ignore": 0, "segmentation": [[111.0, 119.0, 122.0, 119.0, 122.0, 160.0, 111.0, 160.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 596, "image_id": 370, "category_id": 7, "bbox": [223.0, 218.0, 121.0, 144.0], "area": 17424.0, "iscrowd": 0, "ignore": 0, "segmentation": [[223.0, 218.0, 344.0, 218.0, 344.0, 362.0, 223.0, 362.0]], "category_name": "optical tennis court", "caption": "The optical tennis court in the upper left corner of the image"}, {"id": 597, "image_id": 370, "category_id": 7, "bbox": [284.0, 260.0, 120.0, 139.0], "area": 16680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[284.0, 260.0, 404.0, 260.0, 404.0, 399.0, 284.0, 399.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court on the left side of the image"}, {"id": 598, "image_id": 371, "category_id": 15, "bbox": [75.0, 120.0, 12.0, 31.0], "area": 372.0, "iscrowd": 0, "ignore": 0, "segmentation": [[75.0, 120.0, 87.0, 120.0, 87.0, 151.0, 75.0, 151.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the left"}, {"id": 599, "image_id": 372, "category_id": 7, "bbox": [347.0, 407.0, 144.0, 123.0], "area": 17712.0, "iscrowd": 0, "ignore": 0, "segmentation": [[347.0, 407.0, 491.0, 407.0, 491.0, 530.0, 347.0, 530.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court side of the image located on the left"}, {"id": 600, "image_id": 372, "category_id": 7, "bbox": [393.0, 328.0, 146.0, 120.0], "area": 17520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[393.0, 328.0, 539.0, 328.0, 539.0, 448.0, 393.0, 448.0]], "category_name": "optical tennis court", "caption": "The optical tennis court in the middle of the image"}, {"id": 601, "image_id": 373, "category_id": 15, "bbox": [228.0, 20.0, 22.0, 38.0], "area": 836.0, "iscrowd": 0, "ignore": 0, "segmentation": [[228.0, 20.0, 250.0, 20.0, 250.0, 58.0, 228.0, 58.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 602, "image_id": 374, "category_id": 11, "bbox": [192.23535, 12.213623, 22.306639999999987, 30.333497], "area": 676.6383975200796, "iscrowd": 0, "ignore": 0, "segmentation": [[192.23535, 12.213623, 214.54199, 12.213623, 214.54199, 42.54712, 192.23535, 42.54712]], "category_name": "optical ship", "caption": "A small optical ship is on the upper left"}, {"id": 603, "image_id": 375, "category_id": 7, "bbox": [171.0, 248.0, 146.0, 123.0], "area": 17958.0, "iscrowd": 0, "ignore": 0, "segmentation": [[171.0, 248.0, 317.0, 248.0, 317.0, 371.0, 171.0, 371.0]], "category_name": "optical tennis court", "caption": "The optical tennis court at the bottom of the image"}, {"id": 604, "image_id": 376, "category_id": 7, "bbox": [473.0, 6.0, 143.0, 123.0], "area": 17589.0, "iscrowd": 0, "ignore": 0, "segmentation": [[473.0, 6.0, 616.0, 6.0, 616.0, 129.0, 473.0, 129.0]], "category_name": "optical tennis court", "caption": "The optical tennis court in the upper right corner of the image"}, {"id": 605, "image_id": 377, "category_id": 7, "bbox": [187.0, 443.0, 136.0, 137.0], "area": 18632.0, "iscrowd": 0, "ignore": 0, "segmentation": [[187.0, 443.0, 323.0, 443.0, 323.0, 580.0, 187.0, 580.0]], "category_name": "optical tennis court", "caption": "There is an optical tennis court at the bottom left of the image"}, {"id": 606, "image_id": 377, "category_id": 7, "bbox": [136.0, 392.0, 134.0, 134.0], "area": 17956.0, "iscrowd": 0, "ignore": 0, "segmentation": [[136.0, 392.0, 270.0, 392.0, 270.0, 526.0, 136.0, 526.0]], "category_name": "optical tennis court", "caption": "The optical tennis court in the lower left corner of the image"}, {"id": 607, "image_id": 377, "category_id": 7, "bbox": [84.0, 337.0, 138.0, 135.0], "area": 18630.0, "iscrowd": 0, "ignore": 0, "segmentation": [[84.0, 337.0, 222.0, 337.0, 222.0, 472.0, 84.0, 472.0]], "category_name": "optical tennis court", "caption": "There is an optical tennis court on the left side of the image"}, {"id": 608, "image_id": 378, "category_id": 15, "bbox": [208.0, 164.0, 14.0, 52.0], "area": 728.0, "iscrowd": 0, "ignore": 0, "segmentation": [[208.0, 164.0, 222.0, 164.0, 222.0, 216.0, 208.0, 216.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 609, "image_id": 379, "category_id": 1, "bbox": [635.0, 290.0, 653.0, 872.0], "area": 569416.0, "iscrowd": 0, "ignore": 0, "segmentation": [[635.0, 290.0, 1288.0, 290.0, 1288.0, 1162.0, 635.0, 1162.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 610, "image_id": 380, "category_id": 15, "bbox": [165.0, 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"optical tennis court", "caption": "There is a optical tennis court in the middle of the image,and the optical tennis court that needs to be found is located in the upper left corner of it."}, {"id": 614, "image_id": 382, "category_id": 7, "bbox": [278.0, 216.0, 104.0, 143.0], "area": 14872.0, "iscrowd": 0, "ignore": 0, "segmentation": [[278.0, 216.0, 382.0, 216.0, 382.0, 359.0, 278.0, 359.0]], "category_name": "optical tennis court", "caption": "The optical tennis court in the middle of the image"}, {"id": 615, "image_id": 382, "category_id": 7, "bbox": [109.0, 405.0, 106.0, 146.0], "area": 15476.0, "iscrowd": 0, "ignore": 0, "segmentation": [[109.0, 405.0, 215.0, 405.0, 215.0, 551.0, 109.0, 551.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court in the bottom left corner of the image,and the optical tennis court that needs to be found is located in the upper left corner of it."}, {"id": 616, "image_id": 382, "category_id": 7, "bbox": [187.0, 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"segmentation": [[644.0, 308.0, 714.0, 308.0, 714.0, 446.0, 644.0, 446.0]], "category_name": "optical tennis court", "caption": "The optical tennis court on the right side of the image"}, {"id": 620, "image_id": 384, "category_id": 7, "bbox": [549.0, 500.0, 74.0, 137.0], "area": 10138.0, "iscrowd": 0, "ignore": 0, "segmentation": [[549.0, 500.0, 623.0, 500.0, 623.0, 637.0, 549.0, 637.0]], "category_name": "optical tennis court", "caption": "The optical tennis court at the bottom of the image"}, {"id": 621, "image_id": 384, "category_id": 7, "bbox": [631.0, 503.0, 73.0, 139.0], "area": 10147.0, "iscrowd": 0, "ignore": 0, "segmentation": [[631.0, 503.0, 704.0, 503.0, 704.0, 642.0, 631.0, 642.0]], "category_name": "optical tennis court", "caption": "The optical tennis court in the bottom right corner of the image"}, {"id": 622, "image_id": 385, "category_id": 15, "bbox": [140.0, 222.0, 54.0, 34.0], "area": 1836.0, "iscrowd": 0, "ignore": 0, "segmentation": [[140.0, 222.0, 194.0, 222.0, 194.0, 256.0, 140.0, 256.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 623, "image_id": 386, "category_id": 11, "bbox": [547.0, 602.0, 144.0, 152.0], "area": 21888.0, "iscrowd": 0, "ignore": 0, "segmentation": [[547.0, 602.0, 691.0, 602.0, 691.0, 754.0, 547.0, 754.0]], "category_name": "optical ship", "caption": "A optical ship is on the bottom"}, {"id": 624, "image_id": 386, "category_id": 11, "bbox": [76.0, 745.0, 168.0, 160.0], "area": 26880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[76.0, 745.0, 244.0, 745.0, 244.0, 905.0, 76.0, 905.0]], "category_name": "optical ship", "caption": "A optical ship is on the lower left"}, {"id": 625, "image_id": 386, "category_id": 11, "bbox": [384.0, 181.0, 342.0, 252.0], "area": 86184.0, "iscrowd": 0, "ignore": 0, "segmentation": [[384.0, 181.0, 726.0, 181.0, 726.0, 433.0, 384.0, 433.0]], "category_name": "optical ship", "caption": "A optical ship is on the top"}, {"id": 626, "image_id": 386, "category_id": 11, "bbox": [27.0, 426.0, 350.0, 252.0], "area": 88200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[27.0, 426.0, 377.0, 426.0, 377.0, 678.0, 27.0, 678.0]], "category_name": "optical ship", "caption": "A optical ship is on the left"}, {"id": 627, "image_id": 387, "category_id": 7, "bbox": [131.0, 199.0, 113.0, 144.0], "area": 16272.0, "iscrowd": 0, "ignore": 0, "segmentation": [[131.0, 199.0, 244.0, 199.0, 244.0, 343.0, 131.0, 343.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court at the bottom of the image,and the optical tennis court that needs to be found is located in the upper left corner of it."}, {"id": 628, "image_id": 387, "category_id": 7, "bbox": [12.0, 258.0, 115.0, 143.0], "area": 16445.0, "iscrowd": 0, "ignore": 0, "segmentation": [[12.0, 258.0, 127.0, 258.0, 127.0, 401.0, 12.0, 401.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court in the bottom left corner of the image,and the optical tennis court that needs to be found is located in the upper left corner of it."}, {"id": 629, "image_id": 387, "category_id": 7, "bbox": [225.0, 384.0, 115.0, 146.0], "area": 16790.0, "iscrowd": 0, "ignore": 0, "segmentation": [[225.0, 384.0, 340.0, 384.0, 340.0, 530.0, 225.0, 530.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court at the bottom of the image"}, {"id": 630, "image_id": 387, "category_id": 7, "bbox": [108.0, 442.0, 116.0, 146.0], "area": 16936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[108.0, 442.0, 224.0, 442.0, 224.0, 588.0, 108.0, 588.0]], "category_name": "optical tennis court", "caption": "The optical tennis court in the bottom left corner of the image"}, {"id": 631, "image_id": 388, "category_id": 11, "bbox": [364.0, 437.0, 148.0, 220.0], "area": 32560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[364.0, 437.0, 512.0, 437.0, 512.0, 657.0, 364.0, 657.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 632, "image_id": 388, "category_id": 11, "bbox": [519.0, 43.0, 212.0, 352.0], "area": 74624.0, "iscrowd": 0, "ignore": 0, "segmentation": [[519.0, 43.0, 731.0, 43.0, 731.0, 395.0, 519.0, 395.0]], "category_name": "optical ship", "caption": "A big optical ship is on the upper right of the image, close to the shore."}, {"id": 633, "image_id": 389, "category_id": 7, "bbox": [113.0, 156.0, 139.0, 89.0], "area": 12371.0, "iscrowd": 0, "ignore": 0, "segmentation": [[113.0, 156.0, 252.0, 156.0, 252.0, 245.0, 113.0, 245.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court on the left side of the image"}, {"id": 634, "image_id": 390, "category_id": 15, "bbox": [106.0, 221.0, 43.0, 33.0], "area": 1419.0, "iscrowd": 0, "ignore": 0, "segmentation": [[106.0, 221.0, 149.0, 221.0, 149.0, 254.0, 106.0, 254.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 635, "image_id": 391, "category_id": 15, "bbox": [209.0, 145.0, 42.0, 28.0], "area": 1176.0, "iscrowd": 0, "ignore": 0, "segmentation": [[209.0, 145.0, 251.0, 145.0, 251.0, 173.0, 209.0, 173.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 636, "image_id": 392, "category_id": 15, "bbox": [83.0, 17.0, 41.0, 28.0], "area": 1148.0, "iscrowd": 0, "ignore": 0, "segmentation": [[83.0, 17.0, 124.0, 17.0, 124.0, 45.0, 83.0, 45.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 637, "image_id": 392, "category_id": 15, "bbox": [130.0, 107.0, 37.0, 42.0], "area": 1554.0, "iscrowd": 0, "ignore": 0, "segmentation": [[130.0, 107.0, 167.0, 107.0, 167.0, 149.0, 130.0, 149.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 638, "image_id": 392, "category_id": 15, "bbox": [231.0, 111.0, 22.0, 46.0], "area": 1012.0, "iscrowd": 0, "ignore": 0, "segmentation": [[231.0, 111.0, 253.0, 111.0, 253.0, 157.0, 231.0, 157.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 639, "image_id": 393, "category_id": 1, "bbox": [591.0, 553.0, 821.0, 1682.0], "area": 1380922.0, "iscrowd": 0, "ignore": 0, "segmentation": [[591.0, 553.0, 1412.0, 553.0, 1412.0, 2235.0, 591.0, 2235.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 640, "image_id": 394, "category_id": 15, "bbox": [151.0, 115.0, 80.0, 64.0], "area": 5120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[151.0, 115.0, 231.0, 115.0, 231.0, 179.0, 151.0, 179.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the right"}, {"id": 641, "image_id": 395, "category_id": 15, "bbox": [151.0, 1.0, 75.0, 50.0], "area": 3750.0, "iscrowd": 0, "ignore": 0, "segmentation": [[151.0, 1.0, 226.0, 1.0, 226.0, 51.0, 151.0, 51.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the upper right"}, {"id": 642, "image_id": 396, "category_id": 15, "bbox": [110.0, 50.0, 60.0, 56.0], "area": 3360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[110.0, 50.0, 170.0, 50.0, 170.0, 106.0, 110.0, 106.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the top"}, {"id": 643, "image_id": 397, "category_id": 7, "bbox": [153.0, 410.0, 139.0, 83.0], "area": 11537.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 410.0, 292.0, 410.0, 292.0, 493.0, 153.0, 493.0]], "category_name": "optical tennis court", "caption": "The optical tennis court on the left side of the image"}, {"id": 644, "image_id": 398, "category_id": 11, "bbox": [341.0, 21.0, 106.0, 42.0], "area": 4452.0, "iscrowd": 0, "ignore": 0, "segmentation": [[341.0, 21.0, 447.0, 21.0, 447.0, 63.0, 341.0, 63.0]], "category_name": "optical ship", "caption": "A big optical ship is on the top of the image, close to the shore."}, {"id": 645, "image_id": 398, "category_id": 11, "bbox": [200.0, 80.0, 114.0, 260.0], "area": 29640.0, "iscrowd": 0, "ignore": 0, "segmentation": [[200.0, 80.0, 314.0, 80.0, 314.0, 340.0, 200.0, 340.0]], "category_name": "optical ship", "caption": "A optical ship is on the upper left"}, {"id": 646, "image_id": 398, "category_id": 11, "bbox": [96.0, 395.0, 112.0, 264.0], "area": 29568.0, "iscrowd": 0, "ignore": 0, "segmentation": [[96.0, 395.0, 208.0, 395.0, 208.0, 659.0, 96.0, 659.0]], "category_name": "optical ship", "caption": "A optical ship is on the left"}, {"id": 647, "image_id": 399, "category_id": 15, "bbox": [1.0, 106.0, 35.0, 44.0], "area": 1540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 106.0, 36.0, 106.0, 36.0, 150.0, 1.0, 150.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 648, "image_id": 400, "category_id": 7, "bbox": [308.0, 276.0, 154.0, 117.0], "area": 18018.0, "iscrowd": 0, "ignore": 0, "segmentation": [[308.0, 276.0, 462.0, 276.0, 462.0, 393.0, 308.0, 393.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court in the middle of the image"}, {"id": 649, "image_id": 401, "category_id": 15, "bbox": [115.0, 159.0, 90.0, 78.0], "area": 7020.0, "iscrowd": 0, "ignore": 0, "segmentation": [[115.0, 159.0, 205.0, 159.0, 205.0, 237.0, 115.0, 237.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the bottom"}, {"id": 650, "image_id": 402, "category_id": 11, "bbox": [257.0, 54.0, 38.0, 32.0], "area": 1216.0, "iscrowd": 0, "ignore": 0, "segmentation": [[257.0, 54.0, 295.0, 54.0, 295.0, 86.0, 257.0, 86.0]], "category_name": "optical ship", "caption": "A medium-sized optical ship is on the upper left of the image, surrounded by the sea."}, {"id": 651, "image_id": 402, "category_id": 11, "bbox": [285.0, 678.0, 82.0, 102.0], "area": 8364.0, "iscrowd": 0, "ignore": 0, "segmentation": [[285.0, 678.0, 367.0, 678.0, 367.0, 780.0, 285.0, 780.0]], "category_name": "optical ship", "caption": "A big optical ship is on the bottom of the image, close to the shore."}, {"id": 652, "image_id": 402, "category_id": 11, "bbox": [91.0, 324.0, 186.0, 228.0], "area": 42408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[91.0, 324.0, 277.0, 324.0, 277.0, 552.0, 91.0, 552.0]], "category_name": "optical ship", "caption": "A big optical ship is on the left of the image, close to the shore."}, {"id": 653, "image_id": 402, "category_id": 11, "bbox": [258.0, 158.0, 526.0, 708.0], "area": 372408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[258.0, 158.0, 784.0, 158.0, 784.0, 866.0, 258.0, 866.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 654, "image_id": 402, "category_id": 11, "bbox": [179.0, 426.0, 92.0, 114.0], "area": 10488.0, "iscrowd": 0, "ignore": 0, "segmentation": [[179.0, 426.0, 271.0, 426.0, 271.0, 540.0, 179.0, 540.0]], "category_name": "optical ship", "caption": "A optical ship is on the left"}, {"id": 655, "image_id": 402, "category_id": 11, "bbox": [66.0, 578.0, 94.0, 118.0], "area": 11092.0, "iscrowd": 0, "ignore": 0, "segmentation": [[66.0, 578.0, 160.0, 578.0, 160.0, 696.0, 66.0, 696.0]], "category_name": "optical ship", "caption": "A optical ship is on the lower left"}, {"id": 656, "image_id": 402, "category_id": 11, "bbox": [493.0, 211.0, 348.0, 426.0], "area": 148248.0, "iscrowd": 0, "ignore": 0, "segmentation": [[493.0, 211.0, 841.0, 211.0, 841.0, 637.0, 493.0, 637.0]], "category_name": "optical ship", "caption": "A big optical ship is on the right of the image, close to the shore."}, {"id": 657, "image_id": 402, "category_id": 11, "bbox": [737.0, 478.0, 192.0, 256.0], "area": 49152.0, "iscrowd": 0, "ignore": 0, "segmentation": [[737.0, 478.0, 929.0, 478.0, 929.0, 734.0, 737.0, 734.0]], "category_name": "optical ship", "caption": "A optical ship is on the right"}, {"id": 658, "image_id": 403, "category_id": 15, "bbox": [185.0, 103.0, 53.0, 43.0], "area": 2279.0, "iscrowd": 0, "ignore": 0, "segmentation": [[185.0, 103.0, 238.0, 103.0, 238.0, 146.0, 185.0, 146.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 659, "image_id": 404, "category_id": 7, "bbox": [98.0, 12.0, 146.0, 96.0], "area": 14016.0, "iscrowd": 0, "ignore": 0, "segmentation": [[98.0, 12.0, 244.0, 12.0, 244.0, 108.0, 98.0, 108.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court on the left side of the image,and the optical tennis court that needs to be found is located in the upper left corner of it."}, {"id": 660, "image_id": 404, "category_id": 7, "bbox": [117.0, 81.0, 142.0, 93.0], "area": 13206.0, "iscrowd": 0, "ignore": 0, "segmentation": [[117.0, 81.0, 259.0, 81.0, 259.0, 174.0, 117.0, 174.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court on the left side of the image,and the optical tennis court that needs to be found is located in the upper right corner of it."}, {"id": 661, "image_id": 404, "category_id": 7, "bbox": [141.0, 171.0, 81.0, 122.0], "area": 9882.0, "iscrowd": 0, "ignore": 0, "segmentation": [[141.0, 171.0, 222.0, 171.0, 222.0, 293.0, 141.0, 293.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court on the left side of the image"}, {"id": 662, "image_id": 405, "category_id": 11, "bbox": [517.0, 591.0, 25.0, 265.0], "area": 6625.0, "iscrowd": 0, "ignore": 0, "segmentation": [[517.0, 591.0, 542.0, 591.0, 542.0, 856.0, 517.0, 856.0]], "category_name": "optical ship", "caption": "A optical ship is on the bottom"}, {"id": 663, "image_id": 405, "category_id": 11, "bbox": [517.0, 266.0, 29.0, 263.0], "area": 7627.0, "iscrowd": 0, "ignore": 0, "segmentation": [[517.0, 266.0, 546.0, 266.0, 546.0, 529.0, 517.0, 529.0]], "category_name": "optical ship", "caption": "A optical ship is in the middle"}, {"id": 664, "image_id": 406, "category_id": 11, "bbox": [189.0, 570.0, 234.0, 236.0], "area": 55224.0, "iscrowd": 0, "ignore": 0, "segmentation": [[189.0, 570.0, 423.0, 570.0, 423.0, 806.0, 189.0, 806.0]], "category_name": "optical ship", "caption": "A big optical ship is on the lower left of the image, close to the shore."}, {"id": 665, "image_id": 406, "category_id": 11, "bbox": [515.0, 358.0, 216.0, 228.0], "area": 49248.0, "iscrowd": 0, "ignore": 0, "segmentation": [[515.0, 358.0, 731.0, 358.0, 731.0, 586.0, 515.0, 586.0]], "category_name": "optical ship", "caption": "A optical ship is on the right"}, {"id": 666, "image_id": 406, "category_id": 11, "bbox": [487.0, 320.0, 218.0, 226.0], "area": 49268.0, "iscrowd": 0, "ignore": 0, "segmentation": [[487.0, 320.0, 705.0, 320.0, 705.0, 546.0, 487.0, 546.0]], "category_name": "optical ship", "caption": "A optical ship is in the middle"}, {"id": 667, "image_id": 407, "category_id": 11, "bbox": [285.0, 279.0, 384.0, 388.0], "area": 148992.0, "iscrowd": 0, "ignore": 0, "segmentation": [[285.0, 279.0, 669.0, 279.0, 669.0, 667.0, 285.0, 667.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 668, "image_id": 408, "category_id": 15, "bbox": [142.0, 52.0, 54.0, 40.0], "area": 2160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[142.0, 52.0, 196.0, 52.0, 196.0, 92.0, 142.0, 92.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 669, "image_id": 409, "category_id": 11, "bbox": [193.0, 730.0, 28.0, 16.0], "area": 448.0, "iscrowd": 0, "ignore": 0, "segmentation": [[193.0, 730.0, 221.0, 730.0, 221.0, 746.0, 193.0, 746.0]], "category_name": "optical ship", "caption": "One optical ship is positioned to the lower left of the other Commander"}, {"id": 670, "image_id": 409, "category_id": 11, "bbox": [159.0, 749.0, 62.0, 24.0], "area": 1488.0, "iscrowd": 0, "ignore": 0, "segmentation": [[159.0, 749.0, 221.0, 749.0, 221.0, 773.0, 159.0, 773.0]], "category_name": "optical ship", "caption": "A big optical ship is on the lower left of the image, close to the shore."}, {"id": 671, "image_id": 409, "category_id": 11, 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42.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 700, "image_id": 425, "category_id": 15, "bbox": [212.0, 45.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[212.0, 45.0, 256.0, 45.0, 256.0, 90.0, 212.0, 90.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 701, "image_id": 426, "category_id": 15, "bbox": [83.0, 44.0, 51.0, 47.0], "area": 2397.0, "iscrowd": 0, "ignore": 0, "segmentation": [[83.0, 44.0, 134.0, 44.0, 134.0, 91.0, 83.0, 91.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 702, "image_id": 427, "category_id": 11, "bbox": [599.0, 867.0, 62.0, 62.0], "area": 3844.0, "iscrowd": 0, "ignore": 0, "segmentation": [[599.0, 867.0, 661.0, 867.0, 661.0, 929.0, 599.0, 929.0]], "category_name": "optical ship", "caption": "A optical ship is on the lower right"}, {"id": 703, "image_id": 427, "category_id": 11, "bbox": [30.0, 750.0, 66.0, 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481.0, 592.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 707, "image_id": 427, "category_id": 11, "bbox": [178.0, 48.0, 298.0, 342.0], "area": 101916.0, "iscrowd": 0, "ignore": 0, "segmentation": [[178.0, 48.0, 476.0, 48.0, 476.0, 390.0, 178.0, 390.0]], "category_name": "optical ship", "caption": "A big optical ship is on the top of the image, close to the shore."}, {"id": 708, "image_id": 428, "category_id": 15, "bbox": [10.0, 148.0, 65.0, 65.0], "area": 4225.0, "iscrowd": 0, "ignore": 0, "segmentation": [[10.0, 148.0, 75.0, 148.0, 75.0, 213.0, 10.0, 213.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the lower left"}, {"id": 709, "image_id": 429, "category_id": 1, "bbox": [115.0, 136.0, 339.0, 233.0], "area": 78987.0, "iscrowd": 0, "ignore": 0, "segmentation": [[115.0, 136.0, 454.0, 136.0, 454.0, 369.0, 115.0, 369.0]], "category_name": "optical bridge", "caption": "The big 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640.0, 184.0, 640.0]], "category_name": "optical ship", "caption": "The optical ship in the middle of the image"}, {"id": 720, "image_id": 436, "category_id": 11, "bbox": [21.0, 271.0, 171.0, 408.0], "area": 69768.0, "iscrowd": 0, "ignore": 0, "segmentation": [[21.0, 271.0, 192.0, 271.0, 192.0, 679.0, 21.0, 679.0]], "category_name": "optical ship", "caption": "The optical ship on the left side of the image"}, {"id": 721, "image_id": 437, "category_id": 15, "bbox": [116.0, 39.0, 117.0, 40.0], "area": 4680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[116.0, 39.0, 233.0, 39.0, 233.0, 79.0, 116.0, 79.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the upper right"}, {"id": 722, "image_id": 438, "category_id": 11, "bbox": [306.0, 422.0, 151.0, 351.0], "area": 53001.0, "iscrowd": 0, "ignore": 0, "segmentation": [[306.0, 422.0, 457.0, 422.0, 457.0, 773.0, 306.0, 773.0]], "category_name": "optical ship", "caption": "There is a optical ship in the bottom right corner 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101.0, 136.0, 24.0, 136.0]], "category_name": "sar ship", "caption": "The large sar ship is on the left"}, {"id": 730, "image_id": 441, "category_id": 15, "bbox": [153.0, 70.0, 103.0, 44.0], "area": 4532.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 70.0, 256.0, 70.0, 256.0, 114.0, 153.0, 114.0]], "category_name": "sar ship", "caption": "The massive sar ship is on the right"}, {"id": 731, "image_id": 442, "category_id": 11, "bbox": [331.0, 242.0, 170.0, 218.0], "area": 37060.0, "iscrowd": 0, "ignore": 0, "segmentation": [[331.0, 242.0, 501.0, 242.0, 501.0, 460.0, 331.0, 460.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 732, "image_id": 442, "category_id": 11, "bbox": [486.0, 221.0, 392.0, 536.0], "area": 210112.0, "iscrowd": 0, "ignore": 0, "segmentation": [[486.0, 221.0, 878.0, 221.0, 878.0, 757.0, 486.0, 757.0]], "category_name": "optical ship", "caption": "A optical ship is on the right"}, {"id": 733, "image_id": 442, "category_id": 11, "bbox": [356.0, 733.0, 94.0, 126.0], "area": 11844.0, "iscrowd": 0, "ignore": 0, "segmentation": [[356.0, 733.0, 450.0, 733.0, 450.0, 859.0, 356.0, 859.0]], "category_name": "optical ship", "caption": "One optical ship is positioned to the lower left of the other Auxiliary Ship"}, {"id": 734, "image_id": 442, "category_id": 11, "bbox": [736.0, 662.0, 78.0, 110.0], "area": 8580.0, "iscrowd": 0, "ignore": 0, "segmentation": [[736.0, 662.0, 814.0, 662.0, 814.0, 772.0, 736.0, 772.0]], "category_name": "optical ship", "caption": "A optical ship is on the lower right"}, {"id": 735, "image_id": 442, "category_id": 11, "bbox": [702.0, 166.0, 172.0, 220.0], "area": 37840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[702.0, 166.0, 874.0, 166.0, 874.0, 386.0, 702.0, 386.0]], "category_name": "optical ship", "caption": "A big optical ship is on the upper right of the image, close to the shore."}, {"id": 736, "image_id": 443, "category_id": 1, 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360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[191.0, 130.0, 203.0, 130.0, 203.0, 160.0, 191.0, 160.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 780, "image_id": 477, "category_id": 11, "bbox": [184.0, 60.0, 150.0, 568.0], "area": 85200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[184.0, 60.0, 334.0, 60.0, 334.0, 628.0, 184.0, 628.0]], "category_name": "optical ship", "caption": "A optical ship is on the left"}, {"id": 781, "image_id": 477, "category_id": 11, "bbox": [251.0, 120.0, 130.0, 488.0], "area": 63440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[251.0, 120.0, 381.0, 120.0, 381.0, 608.0, 251.0, 608.0]], "category_name": "optical ship", "caption": "A optical ship is in the middle"}, {"id": 782, "image_id": 477, "category_id": 11, "bbox": [249.0, 728.0, 270.0, 72.0], "area": 19440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[249.0, 728.0, 519.0, 728.0, 519.0, 800.0, 249.0, 800.0]], "category_name": "optical ship", "caption": "A big optical ship is on the bottom of the image, close to the shore."}, {"id": 783, "image_id": 477, "category_id": 11, "bbox": [311.0, 33.0, 126.0, 556.0], "area": 70056.0, "iscrowd": 0, "ignore": 0, "segmentation": [[311.0, 33.0, 437.0, 33.0, 437.0, 589.0, 311.0, 589.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 784, "image_id": 478, "category_id": 7, "bbox": [384.0, 153.0, 80.0, 113.0], "area": 9040.0, "iscrowd": 0, "ignore": 0, "segmentation": [[384.0, 153.0, 464.0, 153.0, 464.0, 266.0, 384.0, 266.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court at the top of the image"}, {"id": 785, "image_id": 478, "category_id": 7, "bbox": [324.0, 177.0, 76.0, 111.0], "area": 8436.0, "iscrowd": 0, "ignore": 0, "segmentation": [[324.0, 177.0, 400.0, 177.0, 400.0, 288.0, 324.0, 288.0]], "category_name": "optical tennis court", "caption": "There is a optical 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"segmentation": [[17.0, 19.0, 26.0, 19.0, 26.0, 44.0, 17.0, 44.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper left"}, {"id": 789, "image_id": 480, "category_id": 1, "bbox": [447.0, 117.0, 359.0, 497.0], "area": 178423.0, "iscrowd": 0, "ignore": 0, "segmentation": [[447.0, 117.0, 806.0, 117.0, 806.0, 614.0, 447.0, 614.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 790, "image_id": 481, "category_id": 15, "bbox": [62.0, 121.0, 9.0, 22.0], "area": 198.0, "iscrowd": 0, "ignore": 0, "segmentation": [[62.0, 121.0, 71.0, 121.0, 71.0, 143.0, 62.0, 143.0]], "category_name": "sar ship", "caption": "A small sar ship is on the left"}, {"id": 791, "image_id": 482, "category_id": 1, "bbox": [189.0, 117.0, 285.0, 430.0], "area": 122550.0, "iscrowd": 0, "ignore": 0, "segmentation": [[189.0, 117.0, 474.0, 117.0, 474.0, 547.0, 189.0, 547.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 792, "image_id": 483, "category_id": 11, "bbox": [123.71875, 3.5078125, 147.08985, 80.1132775], "area": 11783.849970483376, "iscrowd": 0, "ignore": 0, "segmentation": [[123.71875, 3.5078125, 270.8086, 3.5078125, 270.8086, 83.62109, 123.71875, 83.62109]], "category_name": "optical ship", "caption": "A massive optical ship is on the upper left"}, {"id": 793, "image_id": 484, "category_id": 1, "bbox": [77.0, 229.0, 648.0, 298.0], "area": 193104.0, "iscrowd": 0, "ignore": 0, "segmentation": [[77.0, 229.0, 725.0, 229.0, 725.0, 527.0, 77.0, 527.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 794, "image_id": 485, "category_id": 15, "bbox": [10.0, 51.0, 12.0, 29.0], "area": 348.0, "iscrowd": 0, "ignore": 0, "segmentation": [[10.0, 51.0, 22.0, 51.0, 22.0, 80.0, 10.0, 80.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 795, "image_id": 486, "category_id": 1, "bbox": [327.0, 227.0, 287.0, 308.0], "area": 88396.0, "iscrowd": 0, "ignore": 0, "segmentation": [[327.0, 227.0, 614.0, 227.0, 614.0, 535.0, 327.0, 535.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 796, "image_id": 487, "category_id": 5, "bbox": [487.0, 67.0, 491.0, 461.0], "area": 226351.0, "iscrowd": 0, "ignore": 0, "segmentation": [[487.0, 67.0, 978.0, 67.0, 978.0, 528.0, 487.0, 528.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond"}, {"id": 797, "image_id": 488, "category_id": 1, "bbox": [225.0, 33.0, 91.0, 462.0], "area": 42042.0, "iscrowd": 0, "ignore": 0, "segmentation": [[225.0, 33.0, 316.0, 33.0, 316.0, 495.0, 225.0, 495.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 798, "image_id": 489, "category_id": 15, "bbox": [126.0, 190.0, 20.0, 38.0], "area": 760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 190.0, 146.0, 190.0, 146.0, 228.0, 126.0, 228.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 799, "image_id": 490, "category_id": 15, "bbox": [1.0, 190.0, 17.0, 38.0], "area": 646.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 190.0, 18.0, 190.0, 18.0, 228.0, 1.0, 228.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the lower left"}, {"id": 800, "image_id": 490, "category_id": 15, "bbox": [142.0, 47.0, 11.0, 28.0], "area": 308.0, "iscrowd": 0, "ignore": 0, "segmentation": [[142.0, 47.0, 153.0, 47.0, 153.0, 75.0, 142.0, 75.0]], "category_name": "sar ship", "caption": "The small sar ship is on the top"}, {"id": 801, "image_id": 491, "category_id": 15, "bbox": [99.0, 206.0, 21.0, 31.0], "area": 651.0, "iscrowd": 0, "ignore": 0, "segmentation": [[99.0, 206.0, 120.0, 206.0, 120.0, 237.0, 99.0, 237.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 802, "image_id": 492, "category_id": 11, "bbox": [543.0156, 796.1426, 25.5938000000001, 24.09762999999998], "area": 616.749922694002, "iscrowd": 0, "ignore": 0, "segmentation": [[543.0156, 796.1426, 568.6094, 796.1426, 568.6094, 820.24023, 543.0156, 820.24023]], "category_name": "optical ship", "caption": "A small optical ship is on the bottom"}, {"id": 803, "image_id": 493, "category_id": 15, "bbox": [103.0, 22.0, 24.0, 27.0], "area": 648.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 22.0, 127.0, 22.0, 127.0, 49.0, 103.0, 49.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 804, "image_id": 494, "category_id": 7, "bbox": [158.0, 459.0, 75.0, 109.0], "area": 8175.0, "iscrowd": 0, "ignore": 0, "segmentation": [[158.0, 459.0, 233.0, 459.0, 233.0, 568.0, 158.0, 568.0]], "category_name": "optical tennis court", "caption": "The optical tennis court in the bottom left corner of the image"}, {"id": 805, "image_id": 494, "category_id": 7, "bbox": [93.0, 240.0, 74.0, 107.0], "area": 7918.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 240.0, 167.0, 240.0, 167.0, 347.0, 93.0, 347.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court side of the image located on the left"}, {"id": 806, "image_id": 494, "category_id": 7, "bbox": [53.0, 82.0, 71.0, 111.0], "area": 7881.0, "iscrowd": 0, "ignore": 0, "segmentation": [[53.0, 82.0, 124.0, 82.0, 124.0, 193.0, 53.0, 193.0]], "category_name": "optical tennis court", "caption": "There is an optical tennis court in the top left corner of the image"}, {"id": 807, "image_id": 495, "category_id": 15, "bbox": [107.0, 129.0, 27.0, 23.0], "area": 621.0, "iscrowd": 0, "ignore": 0, "segmentation": [[107.0, 129.0, 134.0, 129.0, 134.0, 152.0, 107.0, 152.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 808, "image_id": 496, "category_id": 11, "bbox": [36.464844, 218.56836, 56.156245999999996, 16.314449999999994], "area": 916.1582675546996, "iscrowd": 0, "ignore": 0, 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565.0, 176.0, 565.0, 176.0, 787.0, 34.0, 787.0]], "category_name": "optical ship", "caption": "A optical ship is on the lower left"}, {"id": 812, "image_id": 498, "category_id": 11, "bbox": [279.0, 296.0, 100.0, 238.0], "area": 23800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[279.0, 296.0, 379.0, 296.0, 379.0, 534.0, 279.0, 534.0]], "category_name": "optical ship", "caption": "A optical ship is in the middle"}, {"id": 813, "image_id": 499, "category_id": 15, "bbox": [8.0, 38.0, 25.0, 31.0], "area": 775.0, "iscrowd": 0, "ignore": 0, "segmentation": [[8.0, 38.0, 33.0, 38.0, 33.0, 69.0, 8.0, 69.0]], "category_name": "sar ship", "caption": "The large sar ship is on the upper left"}, {"id": 814, "image_id": 499, "category_id": 15, "bbox": [144.0, 92.0, 23.0, 21.0], "area": 483.0, "iscrowd": 0, "ignore": 0, "segmentation": [[144.0, 92.0, 167.0, 92.0, 167.0, 113.0, 144.0, 113.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is in the middle"}, {"id": 815, "image_id": 500, "category_id": 15, "bbox": [27.0, 2.0, 26.0, 28.0], "area": 728.0, "iscrowd": 0, "ignore": 0, "segmentation": [[27.0, 2.0, 53.0, 2.0, 53.0, 30.0, 27.0, 30.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 816, "image_id": 500, "category_id": 15, "bbox": [191.0, 208.0, 30.0, 31.0], "area": 930.0, "iscrowd": 0, "ignore": 0, "segmentation": [[191.0, 208.0, 221.0, 208.0, 221.0, 239.0, 191.0, 239.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 817, "image_id": 501, "category_id": 15, "bbox": [64.0, 207.0, 30.0, 31.0], "area": 930.0, "iscrowd": 0, "ignore": 0, "segmentation": [[64.0, 207.0, 94.0, 207.0, 94.0, 238.0, 64.0, 238.0]], "category_name": "sar ship", "caption": "The large sar ship is on the lower left"}, {"id": 818, "image_id": 501, "category_id": 15, "bbox": [121.0, 50.0, 23.0, 25.0], "area": 575.0, "iscrowd": 0, "ignore": 0, "segmentation": [[121.0, 50.0, 144.0, 50.0, 144.0, 75.0, 121.0, 75.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the top"}, {"id": 819, "image_id": 502, "category_id": 5, "bbox": [442.0, 51.0, 403.0, 505.0], "area": 203515.0, "iscrowd": 0, "ignore": 0, "segmentation": [[442.0, 51.0, 845.0, 51.0, 845.0, 556.0, 442.0, 556.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond"}, {"id": 820, "image_id": 503, "category_id": 1, "bbox": [659.0, 863.0, 1564.0, 1003.0], "area": 1568692.0, "iscrowd": 0, "ignore": 0, "segmentation": [[659.0, 863.0, 2223.0, 863.0, 2223.0, 1866.0, 659.0, 1866.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 821, "image_id": 504, "category_id": 15, "bbox": [66.0, 16.0, 16.0, 25.0], "area": 400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[66.0, 16.0, 82.0, 16.0, 82.0, 41.0, 66.0, 41.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 822, "image_id": 505, "category_id": 11, "bbox": [111.0, 24.0, 74.0, 74.0], "area": 5476.0, "iscrowd": 0, "ignore": 0, "segmentation": [[111.0, 24.0, 185.0, 24.0, 185.0, 98.0, 111.0, 98.0]], "category_name": "optical ship", "caption": "A optical ship is on the upper left"}, {"id": 823, "image_id": 505, "category_id": 11, "bbox": [1.0, 600.0, 63.0, 58.0], "area": 3654.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 600.0, 64.0, 600.0, 64.0, 658.0, 1.0, 658.0]], "category_name": "optical ship", "caption": "A optical ship is on the lower left"}, {"id": 824, "image_id": 505, "category_id": 11, "bbox": [592.0, 278.0, 70.0, 64.0], "area": 4480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[592.0, 278.0, 662.0, 278.0, 662.0, 342.0, 592.0, 342.0]], "category_name": "optical ship", "caption": "A optical ship is on the right"}, {"id": 825, "image_id": 505, "category_id": 11, "bbox": [493.0, 297.0, 72.0, 66.0], "area": 4752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[493.0, 297.0, 565.0, 297.0, 565.0, 363.0, 493.0, 363.0]], "category_name": "optical ship", "caption": "One optical ship is positioned to the left of the other YuZhao LL"}, {"id": 826, "image_id": 505, "category_id": 11, "bbox": [439.0, 127.0, 174.0, 134.0], "area": 23316.0, "iscrowd": 0, "ignore": 0, "segmentation": [[439.0, 127.0, 613.0, 127.0, 613.0, 261.0, 439.0, 261.0]], "category_name": "optical ship", "caption": "A optical ship is on the top"}, {"id": 827, "image_id": 505, "category_id": 11, "bbox": [340.0, 478.0, 188.0, 148.0], "area": 27824.0, "iscrowd": 0, "ignore": 0, "segmentation": [[340.0, 478.0, 528.0, 478.0, 528.0, 626.0, 340.0, 626.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 828, "image_id": 505, "category_id": 11, "bbox": [539.0, 178.0, 342.0, 298.0], "area": 101916.0, "iscrowd": 0, "ignore": 0, "segmentation": [[539.0, 178.0, 881.0, 178.0, 881.0, 476.0, 539.0, 476.0]], "category_name": "optical ship", "caption": "A 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image"}, {"id": 832, "image_id": 508, "category_id": 15, "bbox": [28.0, 95.0, 24.0, 24.0], "area": 576.0, "iscrowd": 0, "ignore": 0, "segmentation": [[28.0, 95.0, 52.0, 95.0, 52.0, 119.0, 28.0, 119.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the left"}, {"id": 833, "image_id": 508, "category_id": 15, "bbox": [87.0, 152.0, 22.0, 36.0], "area": 792.0, "iscrowd": 0, "ignore": 0, "segmentation": [[87.0, 152.0, 109.0, 152.0, 109.0, 188.0, 87.0, 188.0]], "category_name": "sar ship", "caption": "The large sar ship is on the bottom"}, {"id": 834, "image_id": 509, "category_id": 5, "bbox": [318.0, 264.0, 402.0, 396.0], "area": 159192.0, "iscrowd": 0, "ignore": 0, "segmentation": [[318.0, 264.0, 720.0, 264.0, 720.0, 660.0, 318.0, 660.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond"}, {"id": 835, "image_id": 510, "category_id": 15, "bbox": [44.0, 221.0, 18.0, 22.0], "area": 396.0, "iscrowd": 0, "ignore": 0, "segmentation": [[44.0, 221.0, 62.0, 221.0, 62.0, 243.0, 44.0, 243.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 836, "image_id": 510, "category_id": 15, "bbox": [38.0, 48.0, 18.0, 31.0], "area": 558.0, "iscrowd": 0, "ignore": 0, "segmentation": [[38.0, 48.0, 56.0, 48.0, 56.0, 79.0, 38.0, 79.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 837, "image_id": 510, "category_id": 15, "bbox": [198.0, 43.0, 16.0, 32.0], "area": 512.0, "iscrowd": 0, "ignore": 0, "segmentation": [[198.0, 43.0, 214.0, 43.0, 214.0, 75.0, 198.0, 75.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 838, "image_id": 511, "category_id": 7, "bbox": [596.0, 309.0, 113.0, 82.0], "area": 9266.0, "iscrowd": 0, "ignore": 0, "segmentation": [[596.0, 309.0, 709.0, 309.0, 709.0, 391.0, 596.0, 391.0]], "category_name": "optical tennis court", "caption": "There is a 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"ignore": 0, "segmentation": [[776.0, 740.0, 886.0, 740.0, 886.0, 830.0, 776.0, 830.0]], "category_name": "optical ship", "caption": "A optical ship is on the lower right"}, {"id": 846, "image_id": 516, "category_id": 11, "bbox": [623.0, 140.0, 232.0, 238.0], "area": 55216.0, "iscrowd": 0, "ignore": 0, "segmentation": [[623.0, 140.0, 855.0, 140.0, 855.0, 378.0, 623.0, 378.0]], "category_name": "optical ship", "caption": "A big optical ship is on the upper right of the image, close to the shore."}, {"id": 847, "image_id": 516, "category_id": 11, "bbox": [345.0, 401.0, 292.0, 304.0], "area": 88768.0, "iscrowd": 0, "ignore": 0, "segmentation": [[345.0, 401.0, 637.0, 401.0, 637.0, 705.0, 345.0, 705.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 848, "image_id": 517, "category_id": 5, "bbox": [692.0, 97.0, 530.0, 499.0], "area": 264470.0, "iscrowd": 0, "ignore": 0, "segmentation": [[692.0, 97.0, 1222.0, 97.0, 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"image_id": 521, "category_id": 11, "bbox": [486.0, 469.0, 72.0, 402.0], "area": 28944.0, "iscrowd": 0, "ignore": 0, "segmentation": [[486.0, 469.0, 558.0, 469.0, 558.0, 871.0, 486.0, 871.0]], "category_name": "optical ship", "caption": "A optical ship is on the bottom"}, {"id": 853, "image_id": 521, "category_id": 11, "bbox": [435.0, 7.0, 70.0, 406.0], "area": 28420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[435.0, 7.0, 505.0, 7.0, 505.0, 413.0, 435.0, 413.0]], "category_name": "optical ship", "caption": "One optical ship is positioned to the left of the other optical ship"}, {"id": 854, "image_id": 522, "category_id": 15, "bbox": [83.0, 47.0, 29.0, 26.0], "area": 754.0, "iscrowd": 0, "ignore": 0, "segmentation": [[83.0, 47.0, 112.0, 47.0, 112.0, 73.0, 83.0, 73.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 855, "image_id": 523, "category_id": 10, "bbox": [339.0, 4.0, 180.0, 174.0], "area": 31320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[339.0, 4.0, 519.0, 4.0, 519.0, 178.0, 339.0, 178.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the upper right corner of the image"}, {"id": 856, "image_id": 523, "category_id": 10, "bbox": [93.0, 87.0, 179.0, 176.0], "area": 31504.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 87.0, 272.0, 87.0, 272.0, 263.0, 93.0, 263.0]], "category_name": "optical storage tank", "caption": "There is a small optical storage tank,and the optical storage tank that needs to be found is located in the lower left corner of it."}, {"id": 857, "image_id": 523, "category_id": 10, "bbox": [228.0, 17.0, 56.0, 57.0], "area": 3192.0, "iscrowd": 0, "ignore": 0, "segmentation": [[228.0, 17.0, 284.0, 17.0, 284.0, 74.0, 228.0, 74.0]], "category_name": "optical storage tank", "caption": "There is a small optical storage tank"}, {"id": 858, "image_id": 524, "category_id": 11, "bbox": [222.0, 24.0, 101.0, 308.0], "area": 31108.0, "iscrowd": 0, "ignore": 0, "segmentation": [[222.0, 24.0, 323.0, 24.0, 323.0, 332.0, 222.0, 332.0]], "category_name": "optical ship", "caption": "The big optical ship"}, {"id": 859, "image_id": 525, "category_id": 11, "bbox": [462.0, 221.0, 170.0, 166.0], "area": 28220.0, "iscrowd": 0, "ignore": 0, "segmentation": [[462.0, 221.0, 632.0, 221.0, 632.0, 387.0, 462.0, 387.0]], "category_name": "optical ship", "caption": "A big optical ship is on the top of the image, close to the shore."}, {"id": 860, "image_id": 525, "category_id": 11, "bbox": [24.0, 495.0, 324.0, 302.0], "area": 97848.0, "iscrowd": 0, "ignore": 0, "segmentation": [[24.0, 495.0, 348.0, 495.0, 348.0, 797.0, 24.0, 797.0]], "category_name": "optical ship", "caption": "A big optical ship is on the lower left of the image, close to the shore."}, {"id": 861, "image_id": 526, "category_id": 15, "bbox": [45.0, 218.0, 17.0, 27.0], "area": 459.0, "iscrowd": 0, "ignore": 0, "segmentation": [[45.0, 218.0, 62.0, 218.0, 62.0, 245.0, 45.0, 245.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 862, "image_id": 526, "category_id": 15, "bbox": [138.0, 192.0, 18.0, 21.0], "area": 378.0, "iscrowd": 0, "ignore": 0, "segmentation": [[138.0, 192.0, 156.0, 192.0, 156.0, 213.0, 138.0, 213.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 863, "image_id": 526, "category_id": 15, "bbox": [205.0, 240.0, 22.0, 16.0], "area": 352.0, "iscrowd": 0, "ignore": 0, "segmentation": [[205.0, 240.0, 227.0, 240.0, 227.0, 256.0, 205.0, 256.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 864, "image_id": 527, "category_id": 15, "bbox": [167.0, 185.0, 32.0, 12.0], "area": 384.0, "iscrowd": 0, "ignore": 0, "segmentation": [[167.0, 185.0, 199.0, 185.0, 199.0, 197.0, 167.0, 197.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 865, "image_id": 527, 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105.0, 146.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 869, "image_id": 527, "category_id": 15, "bbox": [138.0, 64.0, 18.0, 22.0], "area": 396.0, "iscrowd": 0, "ignore": 0, "segmentation": [[138.0, 64.0, 156.0, 64.0, 156.0, 86.0, 138.0, 86.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 870, "image_id": 527, "category_id": 15, "bbox": [206.0, 112.0, 24.0, 19.0], "area": 456.0, "iscrowd": 0, "ignore": 0, "segmentation": [[206.0, 112.0, 230.0, 112.0, 230.0, 131.0, 206.0, 131.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 871, "image_id": 528, "category_id": 15, "bbox": [9.0, 129.0, 13.0, 36.0], "area": 468.0, "iscrowd": 0, "ignore": 0, "segmentation": [[9.0, 129.0, 22.0, 129.0, 22.0, 165.0, 9.0, 165.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the left"}, {"id": 872, "image_id": 528, "category_id": 15, "bbox": [136.0, 142.0, 28.0, 33.0], "area": 924.0, "iscrowd": 0, "ignore": 0, "segmentation": [[136.0, 142.0, 164.0, 142.0, 164.0, 175.0, 136.0, 175.0]], "category_name": "sar ship", "caption": "The large sar ship is in the middle"}, {"id": 873, "image_id": 529, "category_id": 11, "bbox": [298.0, 224.0, 1423.0, 417.0], "area": 593391.0, "iscrowd": 0, "ignore": 0, "segmentation": [[298.0, 224.0, 1721.0, 224.0, 1721.0, 641.0, 298.0, 641.0]], "category_name": "optical ship", "caption": "There is a big optical ship"}, {"id": 874, "image_id": 530, "category_id": 11, "bbox": [1.0, 553.0, 697.0, 346.0], "area": 241162.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 553.0, 698.0, 553.0, 698.0, 899.0, 1.0, 899.0]], "category_name": "optical ship", "caption": "A big optical ship is on the bottom of the image, close to the shore."}, {"id": 875, "image_id": 531, "category_id": 11, "bbox": [436.0, 55.0, 589.0, 645.0], "area": 379905.0, "iscrowd": 0, "ignore": 0, "segmentation": [[436.0, 55.0, 1025.0, 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"category_id": 11, "bbox": [442.0, 162.0, 237.0, 379.0], "area": 89823.0, "iscrowd": 0, "ignore": 0, "segmentation": [[442.0, 162.0, 679.0, 162.0, 679.0, 541.0, 442.0, 541.0]], "category_name": "optical ship", "caption": "The optical ship in the middle of the image"}, {"id": 883, "image_id": 538, "category_id": 11, "bbox": [484.0, 255.0, 111.0, 287.0], "area": 31857.0, "iscrowd": 0, "ignore": 0, "segmentation": [[484.0, 255.0, 595.0, 255.0, 595.0, 542.0, 484.0, 542.0]], "category_name": "optical ship", "caption": "There is a optical ship in the middle of the image"}, {"id": 884, "image_id": 539, "category_id": 15, "bbox": [71.0, 99.0, 20.0, 25.0], "area": 500.0, "iscrowd": 0, "ignore": 0, "segmentation": [[71.0, 99.0, 91.0, 99.0, 91.0, 124.0, 71.0, 124.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the left"}, {"id": 885, "image_id": 540, "category_id": 11, "bbox": [299.0, 326.0, 364.0, 462.0], "area": 168168.0, "iscrowd": 0, "ignore": 0, "segmentation": [[299.0, 326.0, 663.0, 326.0, 663.0, 788.0, 299.0, 788.0]], "category_name": "optical ship", "caption": "A None optical ship is in the middle of the image, close to the shore."}, {"id": 886, "image_id": 540, "category_id": 11, "bbox": [378.0, 338.0, 330.0, 416.0], "area": 137280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[378.0, 338.0, 708.0, 338.0, 708.0, 754.0, 378.0, 754.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 887, "image_id": 541, "category_id": 11, "bbox": [260.0, 98.0, 115.0, 204.0], "area": 23460.0, "iscrowd": 0, "ignore": 0, "segmentation": [[260.0, 98.0, 375.0, 98.0, 375.0, 302.0, 260.0, 302.0]], "category_name": "optical ship", "caption": "There is a big optical ship"}, {"id": 888, "image_id": 542, "category_id": 15, "bbox": [167.0, 59.0, 26.0, 29.0], "area": 754.0, "iscrowd": 0, "ignore": 0, "segmentation": [[167.0, 59.0, 193.0, 59.0, 193.0, 88.0, 167.0, 88.0]], "category_name": 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"caption": "There is a optical airplane in the middle of the image"}, {"id": 941, "image_id": 577, "category_id": 12, "bbox": [430.0, 392.0, 117.0, 108.0], "area": 12636.0, "iscrowd": 0, "ignore": 0, "segmentation": [[430.0, 392.0, 547.0, 392.0, 547.0, 500.0, 430.0, 500.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the bottom right corner of the image"}, {"id": 942, "image_id": 578, "category_id": 15, "bbox": [81.0, 207.0, 48.0, 46.0], "area": 2208.0, "iscrowd": 0, "ignore": 0, "segmentation": [[81.0, 207.0, 129.0, 207.0, 129.0, 253.0, 81.0, 253.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 943, "image_id": 579, "category_id": 12, "bbox": [93.0, 218.0, 120.0, 101.0], "area": 12120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 218.0, 213.0, 218.0, 213.0, 319.0, 93.0, 319.0]], "category_name": "optical airplane", "caption": "The optical airplane in the middle of the image"}, {"id": 944, "image_id": 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[95.0, 114.0, 142.0, 173.0], "area": 24566.0, "iscrowd": 0, "ignore": 0, "segmentation": [[95.0, 114.0, 237.0, 114.0, 237.0, 287.0, 95.0, 287.0]], "category_name": "optical airplane", "caption": "The big optical airplane"}, {"id": 948, "image_id": 582, "category_id": 11, "bbox": [216.0, 238.0, 390.0, 308.0], "area": 120120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[216.0, 238.0, 606.0, 238.0, 606.0, 546.0, 216.0, 546.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, surrounded by the sea."}, {"id": 949, "image_id": 583, "category_id": 10, "bbox": [498.0, 479.0, 101.0, 102.0], "area": 10302.0, "iscrowd": 0, "ignore": 0, "segmentation": [[498.0, 479.0, 599.0, 479.0, 599.0, 581.0, 498.0, 581.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the bottom of the image"}, {"id": 950, "image_id": 583, "category_id": 10, "bbox": [597.0, 452.0, 106.0, 103.0], "area": 10918.0, "iscrowd": 0, "ignore": 0, "segmentation": [[597.0, 452.0, 703.0, 452.0, 703.0, 555.0, 597.0, 555.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the bottom right corner of the image"}, {"id": 951, "image_id": 584, "category_id": 10, "bbox": [498.0, 67.0, 101.0, 102.0], "area": 10302.0, "iscrowd": 0, "ignore": 0, "segmentation": [[498.0, 67.0, 599.0, 67.0, 599.0, 169.0, 498.0, 169.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the top of the image"}, {"id": 952, "image_id": 584, "category_id": 10, "bbox": [597.0, 93.0, 106.0, 103.0], "area": 10918.0, "iscrowd": 0, "ignore": 0, "segmentation": [[597.0, 93.0, 703.0, 93.0, 703.0, 196.0, 597.0, 196.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the top right corner of the image"}, {"id": 953, "image_id": 585, "category_id": 15, "bbox": [124.0, 61.0, 56.0, 33.0], "area": 1848.0, "iscrowd": 0, "ignore": 0, "segmentation": [[124.0, 61.0, 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"segmentation": [[25.0, 104.0, 98.0, 104.0, 98.0, 172.0, 25.0, 172.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the left"}, {"id": 964, "image_id": 592, "category_id": 11, "bbox": [780.0, 104.0, 82.0, 56.0], "area": 4592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[780.0, 104.0, 862.0, 104.0, 862.0, 160.0, 780.0, 160.0]], "category_name": "optical ship", "caption": "One optical ship is positioned close to the other optical ship"}, {"id": 965, "image_id": 593, "category_id": 11, "bbox": [267.0, 418.0, 644.0, 188.0], "area": 121072.0, "iscrowd": 0, "ignore": 0, "segmentation": [[267.0, 418.0, 911.0, 418.0, 911.0, 606.0, 267.0, 606.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 966, "image_id": 594, "category_id": 15, "bbox": [123.0, 6.0, 38.0, 53.0], "area": 2014.0, "iscrowd": 0, "ignore": 0, "segmentation": [[123.0, 6.0, 161.0, 6.0, 161.0, 59.0, 123.0, 59.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 967, "image_id": 595, "category_id": 11, "bbox": [437.0, 52.0, 244.0, 682.0], "area": 166408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[437.0, 52.0, 681.0, 52.0, 681.0, 734.0, 437.0, 734.0]], "category_name": "optical ship", "caption": "A optical ship is in the middle"}, {"id": 968, "image_id": 595, "category_id": 11, "bbox": [88.0, 125.0, 244.0, 624.0], "area": 152256.0, "iscrowd": 0, "ignore": 0, "segmentation": [[88.0, 125.0, 332.0, 125.0, 332.0, 749.0, 88.0, 749.0]], "category_name": "optical ship", "caption": "One optical ship is positioned close to the other optical ship"}, {"id": 969, "image_id": 596, "category_id": 15, "bbox": [143.0, 1.0, 30.0, 47.0], "area": 1410.0, "iscrowd": 0, "ignore": 0, "segmentation": [[143.0, 1.0, 173.0, 1.0, 173.0, 48.0, 143.0, 48.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 970, "image_id": 597, "category_id": 11, "bbox": [898.3457, 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optical ship"}, {"id": 973, "image_id": 597, "category_id": 11, "bbox": [824.7617, 293.55273, 21.328139999999962, 133.23437], "area": 2841.641296171795, "iscrowd": 0, "ignore": 0, "segmentation": [[824.7617, 293.55273, 846.08984, 293.55273, 846.08984, 426.7871, 824.7617, 426.7871]], "category_name": "optical ship", "caption": "The medium-sized optical ship"}, {"id": 974, "image_id": 598, "category_id": 15, "bbox": [137.0, 74.0, 51.0, 52.0], "area": 2652.0, "iscrowd": 0, "ignore": 0, "segmentation": [[137.0, 74.0, 188.0, 74.0, 188.0, 126.0, 137.0, 126.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 975, "image_id": 599, "category_id": 11, "bbox": [970.0, 170.0, 190.0, 848.0], "area": 161120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[970.0, 170.0, 1160.0, 170.0, 1160.0, 1018.0, 970.0, 1018.0]], "category_name": "optical ship", "caption": "The optical ship on the right side of the image"}, {"id": 976, "image_id": 600, "category_id": 15, "bbox": [38.0, 60.0, 46.0, 59.0], "area": 2714.0, "iscrowd": 0, "ignore": 0, "segmentation": [[38.0, 60.0, 84.0, 60.0, 84.0, 119.0, 38.0, 119.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 977, "image_id": 601, "category_id": 15, "bbox": [105.0, 98.0, 38.0, 54.0], "area": 2052.0, "iscrowd": 0, "ignore": 0, "segmentation": [[105.0, 98.0, 143.0, 98.0, 143.0, 152.0, 105.0, 152.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 978, "image_id": 602, "category_id": 15, "bbox": [221.0, 93.0, 35.0, 50.0], "area": 1750.0, "iscrowd": 0, "ignore": 0, "segmentation": [[221.0, 93.0, 256.0, 93.0, 256.0, 143.0, 221.0, 143.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 979, "image_id": 603, "category_id": 15, "bbox": [92.0, 88.0, 38.0, 57.0], "area": 2166.0, "iscrowd": 0, "ignore": 0, "segmentation": [[92.0, 88.0, 130.0, 88.0, 130.0, 145.0, 92.0, 145.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 980, "image_id": 604, "category_id": 10, "bbox": [430.0, 69.0, 131.0, 131.0], "area": 17161.0, "iscrowd": 0, "ignore": 0, "segmentation": [[430.0, 69.0, 561.0, 69.0, 561.0, 200.0, 430.0, 200.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the upper right corner of the image"}, {"id": 981, "image_id": 604, "category_id": 10, "bbox": [144.0, 148.0, 192.0, 186.0], "area": 35712.0, "iscrowd": 0, "ignore": 0, "segmentation": [[144.0, 148.0, 336.0, 148.0, 336.0, 334.0, 144.0, 334.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the center of the image"}, {"id": 982, "image_id": 604, "category_id": 10, "bbox": [288.0, 336.0, 184.0, 181.0], "area": 33304.0, "iscrowd": 0, "ignore": 0, "segmentation": [[288.0, 336.0, 472.0, 336.0, 472.0, 517.0, 288.0, 517.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the bottom right corner of the image"}, {"id": 983, "image_id": 605, "category_id": 15, "bbox": [116.0, 121.0, 72.0, 98.0], "area": 7056.0, "iscrowd": 0, "ignore": 0, "segmentation": [[116.0, 121.0, 188.0, 121.0, 188.0, 219.0, 116.0, 219.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the bottom"}, {"id": 984, "image_id": 606, "category_id": 15, "bbox": [131.0, 90.0, 33.0, 69.0], "area": 2277.0, "iscrowd": 0, "ignore": 0, "segmentation": [[131.0, 90.0, 164.0, 90.0, 164.0, 159.0, 131.0, 159.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 985, "image_id": 607, "category_id": 11, "bbox": [244.0, 104.0, 95.0, 277.0], "area": 26315.0, "iscrowd": 0, "ignore": 0, "segmentation": [[244.0, 104.0, 339.0, 104.0, 339.0, 381.0, 244.0, 381.0]], "category_name": "optical ship", "caption": "There is a big optical ship"}, {"id": 986, "image_id": 608, "category_id": 10, "bbox": [201.0, 70.0, 208.0, 198.0], "area": 41184.0, "iscrowd": 0, "ignore": 0, "segmentation": [[201.0, 70.0, 409.0, 70.0, 409.0, 268.0, 201.0, 268.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the top of the image"}, {"id": 987, "image_id": 608, "category_id": 10, "bbox": [218.0, 312.0, 150.0, 126.0], "area": 18900.0, "iscrowd": 0, "ignore": 0, "segmentation": [[218.0, 312.0, 368.0, 312.0, 368.0, 438.0, 218.0, 438.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the middle of the image"}, {"id": 988, "image_id": 608, "category_id": 10, "bbox": [87.0, 428.0, 160.0, 155.0], "area": 24800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[87.0, 428.0, 247.0, 428.0, 247.0, 583.0, 87.0, 583.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the bottom left corner of the image"}, {"id": 989, "image_id": 608, "category_id": 10, "bbox": [149.0, 273.0, 85.0, 80.0], "area": 6800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[149.0, 273.0, 234.0, 273.0, 234.0, 353.0, 149.0, 353.0]], "category_name": "optical storage tank", "caption": "The small optical storage tank"}, {"id": 990, "image_id": 609, "category_id": 11, "bbox": [815.0, 674.0, 252.0, 1184.0], "area": 298368.0, "iscrowd": 0, "ignore": 0, "segmentation": [[815.0, 674.0, 1067.0, 674.0, 1067.0, 1858.0, 815.0, 1858.0]], "category_name": "optical ship", "caption": "The optical ship in the middle of the image"}, {"id": 991, "image_id": 610, "category_id": 11, "bbox": [142.09668, 819.3926, 102.28711000000001, 25.876440000000002], "area": 2646.8262646884004, "iscrowd": 0, "ignore": 0, "segmentation": [[142.09668, 819.3926, 244.38379, 819.3926, 244.38379, 845.26904, 142.09668, 845.26904]], "category_name": "optical ship", "caption": "The medium-sized optical ship"}, {"id": 992, "image_id": 610, "category_id": 11, "bbox": [546.499, 139.51831, 100.38283999999999, 61.098149999999976], "area": 6133.205815745997, "iscrowd": 0, "ignore": 0, "segmentation": [[546.499, 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"caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 996, "image_id": 612, "category_id": 11, "bbox": [264.0, 106.0, 122.0, 290.0], "area": 35380.0, "iscrowd": 0, "ignore": 0, "segmentation": [[264.0, 106.0, 386.0, 106.0, 386.0, 396.0, 264.0, 396.0]], "category_name": "optical ship", "caption": "A big optical ship is on the top of the image, close to the shore."}, {"id": 997, "image_id": 613, "category_id": 4, "bbox": [400.0, 105.0, 374.0, 758.0], "area": 283492.0, "iscrowd": 0, "ignore": 0, "segmentation": [[400.0, 105.0, 774.0, 105.0, 774.0, 863.0, 400.0, 863.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 998, "image_id": 614, "category_id": 10, "bbox": [121.0, 29.0, 212.0, 190.0], "area": 40280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[121.0, 29.0, 333.0, 29.0, 333.0, 219.0, 121.0, 219.0]], "category_name": "optical storage tank", "caption": "The white optical storage tank located at the top"}, {"id": 999, "image_id": 615, "category_id": 10, "bbox": [139.0, 92.0, 175.0, 166.0], "area": 29050.0, "iscrowd": 0, "ignore": 0, "segmentation": [[139.0, 92.0, 314.0, 92.0, 314.0, 258.0, 139.0, 258.0]], "category_name": "optical storage tank", "caption": "There is a white optical storage tank"}, {"id": 1000, "image_id": 616, "category_id": 10, "bbox": [28.0, 29.0, 169.0, 159.0], "area": 26871.0, "iscrowd": 0, "ignore": 0, "segmentation": [[28.0, 29.0, 197.0, 29.0, 197.0, 188.0, 28.0, 188.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the upper left corner of the image"}, {"id": 1001, "image_id": 616, "category_id": 10, "bbox": [278.0, 232.0, 142.0, 131.0], "area": 18602.0, "iscrowd": 0, "ignore": 0, "segmentation": [[278.0, 232.0, 420.0, 232.0, 420.0, 363.0, 278.0, 363.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the middle of the image"}, {"id": 1002, "image_id": 617, "category_id": 10, "bbox": [260.0, 20.0, 173.0, 157.0], "area": 27161.0, "iscrowd": 0, "ignore": 0, "segmentation": [[260.0, 20.0, 433.0, 20.0, 433.0, 177.0, 260.0, 177.0]], "category_name": "optical storage tank", "caption": "The white optical storage tank located at the top right"}, {"id": 1003, "image_id": 618, "category_id": 11, "bbox": [280.0, 160.0, 390.0, 403.0], "area": 157170.0, "iscrowd": 0, "ignore": 0, "segmentation": [[280.0, 160.0, 670.0, 160.0, 670.0, 563.0, 280.0, 563.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 1004, "image_id": 619, "category_id": 15, "bbox": [137.0, 19.0, 45.0, 66.0], "area": 2970.0, "iscrowd": 0, "ignore": 0, "segmentation": [[137.0, 19.0, 182.0, 19.0, 182.0, 85.0, 137.0, 85.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1005, "image_id": 620, "category_id": 10, "bbox": [99.0, 10.0, 178.0, 160.0], "area": 28480.0, "iscrowd": 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"image_id": 630, "category_id": 10, "bbox": [274.0, 46.0, 174.0, 154.0], "area": 26796.0, "iscrowd": 0, "ignore": 0, "segmentation": [[274.0, 46.0, 448.0, 46.0, 448.0, 200.0, 274.0, 200.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank at the top of the image"}, {"id": 1026, "image_id": 630, "category_id": 10, "bbox": [459.0, 100.0, 162.0, 157.0], "area": 25434.0, "iscrowd": 0, "ignore": 0, "segmentation": [[459.0, 100.0, 621.0, 100.0, 621.0, 257.0, 459.0, 257.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the upper right corner of the image"}, {"id": 1027, "image_id": 630, "category_id": 10, "bbox": [400.0, 288.0, 169.0, 156.0], "area": 26364.0, "iscrowd": 0, "ignore": 0, "segmentation": [[400.0, 288.0, 569.0, 288.0, 569.0, 444.0, 400.0, 444.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the right side of the image"}, {"id": 1028, "image_id": 630, "category_id": 10, "bbox": [219.0, 234.0, 170.0, 154.0], "area": 26180.0, "iscrowd": 0, "ignore": 0, "segmentation": [[219.0, 234.0, 389.0, 234.0, 389.0, 388.0, 219.0, 388.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the middle of the image"}, {"id": 1029, "image_id": 631, "category_id": 15, "bbox": [139.0, 66.0, 37.0, 35.0], "area": 1295.0, "iscrowd": 0, "ignore": 0, "segmentation": [[139.0, 66.0, 176.0, 66.0, 176.0, 101.0, 139.0, 101.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1030, "image_id": 632, "category_id": 10, "bbox": [370.0, 19.0, 170.0, 157.0], "area": 26690.0, "iscrowd": 0, "ignore": 0, "segmentation": [[370.0, 19.0, 540.0, 19.0, 540.0, 176.0, 370.0, 176.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the upper right corner of the image"}, {"id": 1031, "image_id": 632, "category_id": 10, "bbox": [27.0, 361.0, 170.0, 163.0], "area": 27710.0, "iscrowd": 0, "ignore": 0, "segmentation": [[27.0, 361.0, 197.0, 361.0, 197.0, 524.0, 27.0, 524.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the bottom left corner of the image"}, {"id": 1032, "image_id": 633, "category_id": 15, "bbox": [223.0, 1.0, 29.0, 81.0], "area": 2349.0, "iscrowd": 0, "ignore": 0, "segmentation": [[223.0, 1.0, 252.0, 1.0, 252.0, 82.0, 223.0, 82.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 1033, "image_id": 634, "category_id": 11, "bbox": [302.0, 550.0, 330.0, 186.0], "area": 61380.0, "iscrowd": 0, "ignore": 0, "segmentation": [[302.0, 550.0, 632.0, 550.0, 632.0, 736.0, 302.0, 736.0]], "category_name": "optical ship", "caption": "One optical ship is positioned close to the other optical ship"}, {"id": 1034, "image_id": 634, "category_id": 11, "bbox": [328.0, 605.0, 332.0, 198.0], "area": 65736.0, "iscrowd": 0, "ignore": 0, "segmentation": [[328.0, 605.0, 660.0, 605.0, 660.0, 803.0, 328.0, 803.0]], "category_name": "optical ship", "caption": "One optical ship is positioned to the lower right of the other optical ship"}, {"id": 1035, "image_id": 635, "category_id": 10, "bbox": [135.0, 634.0, 165.0, 173.0], "area": 28545.0, "iscrowd": 0, "ignore": 0, "segmentation": [[135.0, 634.0, 300.0, 634.0, 300.0, 807.0, 135.0, 807.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the bottom left corner of the image"}, {"id": 1036, "image_id": 635, "category_id": 10, "bbox": [511.0, 640.0, 173.0, 164.0], "area": 28372.0, "iscrowd": 0, "ignore": 0, "segmentation": [[511.0, 640.0, 684.0, 640.0, 684.0, 804.0, 511.0, 804.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank at the bottom of the image"}, {"id": 1037, "image_id": 635, "category_id": 10, "bbox": [130.0, 240.0, 173.0, 166.0], "area": 28718.0, "iscrowd": 0, "ignore": 0, "segmentation": [[130.0, 240.0, 303.0, 240.0, 303.0, 406.0, 130.0, 406.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank side of the image located on the left"}, {"id": 1038, "image_id": 635, "category_id": 10, "bbox": [514.0, 241.0, 161.0, 165.0], "area": 26565.0, "iscrowd": 0, "ignore": 0, "segmentation": [[514.0, 241.0, 675.0, 241.0, 675.0, 406.0, 514.0, 406.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the middle of the image"}, {"id": 1039, "image_id": 636, "category_id": 10, "bbox": [118.0, 121.0, 197.0, 198.0], "area": 39006.0, "iscrowd": 0, "ignore": 0, "segmentation": [[118.0, 121.0, 315.0, 121.0, 315.0, 319.0, 118.0, 319.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the upper left corner of the image"}, {"id": 1040, "image_id": 636, "category_id": 10, "bbox": [491.0, 117.0, 202.0, 201.0], "area": 40602.0, "iscrowd": 0, "ignore": 0, "segmentation": [[491.0, 117.0, 693.0, 117.0, 693.0, 318.0, 491.0, 318.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the upper right corner of the image"}, {"id": 1041, "image_id": 636, "category_id": 10, "bbox": [132.0, 533.0, 165.0, 169.0], "area": 27885.0, "iscrowd": 0, "ignore": 0, "segmentation": [[132.0, 533.0, 297.0, 533.0, 297.0, 702.0, 132.0, 702.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the bottom left corner of the image"}, {"id": 1042, "image_id": 636, "category_id": 10, "bbox": [513.0, 531.0, 165.0, 162.0], "area": 26730.0, "iscrowd": 0, "ignore": 0, "segmentation": [[513.0, 531.0, 678.0, 531.0, 678.0, 693.0, 513.0, 693.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the bottom right corner of the image"}, {"id": 1043, "image_id": 637, "category_id": 15, "bbox": [187.0, 225.0, 69.0, 29.0], "area": 2001.0, "iscrowd": 0, "ignore": 0, "segmentation": [[187.0, 225.0, 256.0, 225.0, 256.0, 254.0, 187.0, 254.0]], "category_name": "sar 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"segmentation": [[348.0, 412.0, 539.0, 412.0, 539.0, 596.0, 348.0, 596.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank at the bottom of the image"}, {"id": 1054, "image_id": 641, "category_id": 10, "bbox": [14.0, 418.0, 195.0, 186.0], "area": 36270.0, "iscrowd": 0, "ignore": 0, "segmentation": [[14.0, 418.0, 209.0, 418.0, 209.0, 604.0, 14.0, 604.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the bottom left corner of the image"}, {"id": 1055, "image_id": 642, "category_id": 10, "bbox": [210.0, 24.0, 145.0, 121.0], "area": 17545.0, "iscrowd": 0, "ignore": 0, "segmentation": [[210.0, 24.0, 355.0, 24.0, 355.0, 145.0, 210.0, 145.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the upper right corner of the image"}, {"id": 1056, "image_id": 642, "category_id": 10, "bbox": [18.0, 64.0, 198.0, 186.0], "area": 36828.0, "iscrowd": 0, "ignore": 0, "segmentation": [[18.0, 64.0, 216.0, 64.0, 216.0, 250.0, 18.0, 250.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the upper left corner of the image"}, {"id": 1057, "image_id": 642, "category_id": 10, "bbox": [47.0, 280.0, 212.0, 188.0], "area": 39856.0, "iscrowd": 0, "ignore": 0, "segmentation": [[47.0, 280.0, 259.0, 280.0, 259.0, 468.0, 47.0, 468.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank at the bottom of the image"}, {"id": 1058, "image_id": 643, "category_id": 10, "bbox": [45.0, 231.0, 143.0, 120.0], "area": 17160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[45.0, 231.0, 188.0, 231.0, 188.0, 351.0, 45.0, 351.0]], "category_name": "optical storage tank", "caption": "The optical storage tank side of the image located on the left"}, {"id": 1059, "image_id": 643, "category_id": 10, "bbox": [164.0, 146.0, 151.0, 126.0], "area": 19026.0, "iscrowd": 0, "ignore": 0, "segmentation": [[164.0, 146.0, 315.0, 146.0, 315.0, 272.0, 164.0, 272.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the center of the image"}, {"id": 1060, "image_id": 643, "category_id": 10, "bbox": [49.0, 54.0, 146.0, 129.0], "area": 18834.0, "iscrowd": 0, "ignore": 0, "segmentation": [[49.0, 54.0, 195.0, 54.0, 195.0, 183.0, 49.0, 183.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the top left corner of the image"}, {"id": 1061, "image_id": 643, "category_id": 10, "bbox": [217.0, 11.0, 158.0, 126.0], "area": 19908.0, "iscrowd": 0, "ignore": 0, "segmentation": [[217.0, 11.0, 375.0, 11.0, 375.0, 137.0, 217.0, 137.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank at the top of the image"}, {"id": 1062, "image_id": 644, "category_id": 15, "bbox": [80.0, 52.0, 61.0, 55.0], "area": 3355.0, "iscrowd": 0, "ignore": 0, "segmentation": [[80.0, 52.0, 141.0, 52.0, 141.0, 107.0, 80.0, 107.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the top"}, {"id": 1063, "image_id": 645, "category_id": 11, "bbox": [403.0, 70.0, 212.0, 606.0], "area": 128472.0, "iscrowd": 0, "ignore": 0, "segmentation": [[403.0, 70.0, 615.0, 70.0, 615.0, 676.0, 403.0, 676.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 1064, "image_id": 646, "category_id": 11, "bbox": [298.0, 49.0, 339.0, 525.0], "area": 177975.0, "iscrowd": 0, "ignore": 0, "segmentation": [[298.0, 49.0, 637.0, 49.0, 637.0, 574.0, 298.0, 574.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 1065, "image_id": 646, "category_id": 11, "bbox": [271.0, 492.0, 613.0, 263.0], "area": 161219.0, "iscrowd": 0, "ignore": 0, "segmentation": [[271.0, 492.0, 884.0, 492.0, 884.0, 755.0, 271.0, 755.0]], "category_name": "optical ship", "caption": "A big optical ship is on the bottom of the image, close to the shore."}, {"id": 1066, "image_id": 647, "category_id": 15, "bbox": [116.0, 22.0, 57.0, 51.0], "area": 2907.0, "iscrowd": 0, "ignore": 0, "segmentation": [[116.0, 22.0, 173.0, 22.0, 173.0, 73.0, 116.0, 73.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1067, "image_id": 648, "category_id": 15, "bbox": [1.0, 20.0, 45.0, 47.0], "area": 2115.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 20.0, 46.0, 20.0, 46.0, 67.0, 1.0, 67.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 1068, "image_id": 649, "category_id": 11, "bbox": [488.0, 46.0, 218.0, 345.0], "area": 75210.0, "iscrowd": 0, "ignore": 0, "segmentation": [[488.0, 46.0, 706.0, 46.0, 706.0, 391.0, 488.0, 391.0]], "category_name": "optical ship", "caption": "A big optical ship is on the top of the image, close to the shore."}, {"id": 1069, "image_id": 649, "category_id": 11, "bbox": [414.0, 121.0, 190.0, 313.0], "area": 59470.0, "iscrowd": 0, "ignore": 0, "segmentation": [[414.0, 121.0, 604.0, 121.0, 604.0, 434.0, 414.0, 434.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 1070, "image_id": 650, "category_id": 10, "bbox": [838.0, 310.0, 395.0, 437.0], "area": 172615.0, "iscrowd": 0, "ignore": 0, "segmentation": [[838.0, 310.0, 1233.0, 310.0, 1233.0, 747.0, 838.0, 747.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the bottom right corner of the image"}, {"id": 1071, "image_id": 650, "category_id": 10, "bbox": [344.0, 357.0, 409.0, 404.0], "area": 165236.0, "iscrowd": 0, "ignore": 0, "segmentation": [[344.0, 357.0, 753.0, 357.0, 753.0, 761.0, 344.0, 761.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank at the bottom of the image"}, {"id": 1072, "image_id": 651, "category_id": 10, "bbox": [755.0, 450.0, 419.0, 416.0], "area": 174304.0, "iscrowd": 0, "ignore": 0, "segmentation": [[755.0, 450.0, 1174.0, 450.0, 1174.0, 866.0, 755.0, 866.0]], "category_name": "optical storage tank", "caption": "The white optical storage tank located at the bottom right"}, {"id": 1073, "image_id": 652, "category_id": 11, "bbox": [305.0, 264.0, 325.0, 371.0], "area": 120575.0, "iscrowd": 0, "ignore": 0, "segmentation": [[305.0, 264.0, 630.0, 264.0, 630.0, 635.0, 305.0, 635.0]], "category_name": "optical ship", "caption": "One optical ship is positioned to the upper left of the other Ship"}, {"id": 1074, "image_id": 652, "category_id": 11, "bbox": [555.0, 296.0, 308.0, 363.0], "area": 111804.0, "iscrowd": 0, "ignore": 0, "segmentation": [[555.0, 296.0, 863.0, 296.0, 863.0, 659.0, 555.0, 659.0]], "category_name": "optical ship", "caption": "One optical ship is positioned to the upper right of the other Ship"}, {"id": 1075, "image_id": 652, "category_id": 11, "bbox": [635.0, 552.0, 134.0, 153.0], "area": 20502.0, "iscrowd": 0, "ignore": 0, "segmentation": [[635.0, 552.0, 769.0, 552.0, 769.0, 705.0, 635.0, 705.0]], "category_name": "optical ship", "caption": "A big optical ship is on the bottom of the image, close to the shore."}, {"id": 1076, "image_id": 653, "category_id": 15, "bbox": [174.0, 137.0, 75.0, 29.0], "area": 2175.0, "iscrowd": 0, "ignore": 0, "segmentation": [[174.0, 137.0, 249.0, 137.0, 249.0, 166.0, 174.0, 166.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 1077, "image_id": 654, "category_id": 10, "bbox": [69.0, 485.0, 276.0, 254.0], "area": 70104.0, "iscrowd": 0, "ignore": 0, "segmentation": [[69.0, 485.0, 345.0, 485.0, 345.0, 739.0, 69.0, 739.0]], "category_name": "optical storage tank", "caption": "The big optical storage tank at the bottom"}, {"id": 1078, "image_id": 654, "category_id": 10, "bbox": [55.0, 281.0, 156.0, 138.0], "area": 21528.0, "iscrowd": 0, "ignore": 0, "segmentation": [[55.0, 281.0, 211.0, 281.0, 211.0, 419.0, 55.0, 419.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank side of the image located on the left"}, {"id": 1079, "image_id": 654, "category_id": 10, "bbox": [24.0, 99.0, 171.0, 144.0], "area": 24624.0, "iscrowd": 0, "ignore": 0, "segmentation": [[24.0, 99.0, 195.0, 99.0, 195.0, 243.0, 24.0, 243.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the top left corner of the image"}, {"id": 1080, "image_id": 655, "category_id": 5, "bbox": [129.0, 57.0, 386.0, 389.0], "area": 150154.0, "iscrowd": 0, "ignore": 0, "segmentation": [[129.0, 57.0, 515.0, 57.0, 515.0, 446.0, 129.0, 446.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 1081, "image_id": 656, "category_id": 15, "bbox": [230.0, 181.0, 26.0, 44.0], "area": 1144.0, "iscrowd": 0, "ignore": 0, "segmentation": [[230.0, 181.0, 256.0, 181.0, 256.0, 225.0, 230.0, 225.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1082, "image_id": 657, "category_id": 15, "bbox": [104.0, 178.0, 28.0, 47.0], "area": 1316.0, "iscrowd": 0, "ignore": 0, "segmentation": [[104.0, 178.0, 132.0, 178.0, 132.0, 225.0, 104.0, 225.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 1083, "image_id": 658, "category_id": 15, "bbox": [104.0, 50.0, 25.0, 49.0], "area": 1225.0, "iscrowd": 0, "ignore": 0, "segmentation": [[104.0, 50.0, 129.0, 50.0, 129.0, 99.0, 104.0, 99.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1084, "image_id": 659, "category_id": 11, "bbox": [301.0, 247.0, 336.0, 68.0], "area": 22848.0, "iscrowd": 0, "ignore": 0, "segmentation": [[301.0, 247.0, 637.0, 247.0, 637.0, 315.0, 301.0, 315.0]], "category_name": "optical ship", "caption": "One optical ship is positioned to the upper left of the other Commander"}, {"id": 1085, "image_id": 659, "category_id": 11, "bbox": [251.0, 338.0, 336.0, 94.0], "area": 31584.0, "iscrowd": 0, "ignore": 0, "segmentation": [[251.0, 338.0, 587.0, 338.0, 587.0, 432.0, 251.0, 432.0]], "category_name": "optical ship", "caption": "One optical ship is positioned to the lower left of the other Commander"}, {"id": 1086, "image_id": 659, "category_id": 11, "bbox": [596.0, 308.0, 440.0, 112.0], "area": 49280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[596.0, 308.0, 1036.0, 308.0, 1036.0, 420.0, 596.0, 420.0]], "category_name": "optical ship", "caption": "A big optical ship is on the right of the image, close to the shore."}, {"id": 1087, "image_id": 660, "category_id": 15, "bbox": [1.0, 38.0, 28.0, 38.0], "area": 1064.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 38.0, 29.0, 38.0, 29.0, 76.0, 1.0, 76.0]], "category_name": "sar ship", "caption": "One large sar ship is on the upper left and positioned to the upper left of the other medium-sized sar ship"}, {"id": 1088, "image_id": 660, "category_id": 15, "bbox": [32.0, 1.0, 45.0, 30.0], "area": 1350.0, "iscrowd": 0, "ignore": 0, "segmentation": [[32.0, 1.0, 77.0, 1.0, 77.0, 31.0, 32.0, 31.0]], "category_name": "sar ship", "caption": "One large sar ship is on the upper left and positioned to the upper right of the other medium-sized sar ship"}, {"id": 1089, "image_id": 660, "category_id": 15, "bbox": [32.0, 119.0, 12.0, 31.0], "area": 372.0, "iscrowd": 0, "ignore": 0, "segmentation": [[32.0, 119.0, 44.0, 119.0, 44.0, 150.0, 32.0, 150.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the left"}, {"id": 1090, "image_id": 661, "category_id": 1, "bbox": [317.0, 192.0, 280.0, 566.0], "area": 158480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[317.0, 192.0, 597.0, 192.0, 597.0, 758.0, 317.0, 758.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 1091, "image_id": 662, "category_id": 15, "bbox": [23.0, 42.0, 13.0, 36.0], "area": 468.0, "iscrowd": 0, "ignore": 0, "segmentation": [[23.0, 42.0, 36.0, 42.0, 36.0, 78.0, 23.0, 78.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 1092, "image_id": 662, "category_id": 15, "bbox": [62.0, 106.0, 17.0, 27.0], "area": 459.0, "iscrowd": 0, "ignore": 0, "segmentation": [[62.0, 106.0, 79.0, 106.0, 79.0, 133.0, 62.0, 133.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the left"}, {"id": 1093, "image_id": 663, "category_id": 11, "bbox": [285.0, 378.0, 399.0, 70.0], "area": 27930.0, "iscrowd": 0, "ignore": 0, "segmentation": [[285.0, 378.0, 684.0, 378.0, 684.0, 448.0, 285.0, 448.0]], "category_name": "optical ship", "caption": "One optical ship is positioned to the lower left of the other optical ship"}, {"id": 1094, "image_id": 664, "category_id": 5, "bbox": [58.0, 108.0, 348.0, 364.0], "area": 126672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[58.0, 108.0, 406.0, 108.0, 406.0, 472.0, 58.0, 472.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball 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"caption": "The green optical basketball court"}, {"id": 1098, "image_id": 665, "category_id": 11, "bbox": [758.2197, 123.22461, 133.32720000000006, 24.166010000000014], "area": 3221.9864484720033, "iscrowd": 0, "ignore": 0, "segmentation": [[758.2197, 123.22461, 891.5469, 123.22461, 891.5469, 147.39062, 758.2197, 147.39062]], "category_name": "optical ship", "caption": "A medium-sized optical ship is on the upper right"}, {"id": 1099, "image_id": 666, "category_id": 10, "bbox": [206.0, 48.0, 93.0, 92.0], "area": 8556.0, "iscrowd": 0, "ignore": 0, "segmentation": [[206.0, 48.0, 299.0, 48.0, 299.0, 140.0, 206.0, 140.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank at the top of the image"}, {"id": 1100, "image_id": 666, "category_id": 10, "bbox": [93.0, 54.0, 94.0, 86.0], "area": 8084.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 54.0, 187.0, 54.0, 187.0, 140.0, 93.0, 140.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the upper left corner of the image"}, {"id": 1101, "image_id": 666, "category_id": 10, "bbox": [73.0, 232.0, 112.0, 109.0], "area": 12208.0, "iscrowd": 0, "ignore": 0, "segmentation": [[73.0, 232.0, 185.0, 232.0, 185.0, 341.0, 73.0, 341.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the bottom left corner of the image"}, {"id": 1102, "image_id": 667, "category_id": 11, "bbox": [384.0, 434.0, 58.0, 82.0], "area": 4756.0, "iscrowd": 0, "ignore": 0, "segmentation": [[384.0, 434.0, 442.0, 434.0, 442.0, 516.0, 384.0, 516.0]], "category_name": "optical ship", "caption": "A big optical ship is on the bottom of the image, surrounded by the sea."}, {"id": 1103, "image_id": 668, "category_id": 15, "bbox": [1.0, 176.0, 29.0, 58.0], "area": 1682.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 176.0, 30.0, 176.0, 30.0, 234.0, 1.0, 234.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 1104, "image_id": 669, "category_id": 15, "bbox": [171.0, 59.0, 70.0, 24.0], "area": 1680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[171.0, 59.0, 241.0, 59.0, 241.0, 83.0, 171.0, 83.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 1105, "image_id": 670, "category_id": 12, "bbox": [266.0, 214.0, 314.0, 336.0], "area": 105504.0, "iscrowd": 0, "ignore": 0, "segmentation": [[266.0, 214.0, 580.0, 214.0, 580.0, 550.0, 266.0, 550.0]], "category_name": "optical airplane", "caption": "The big optical airplane"}, {"id": 1106, "image_id": 671, "category_id": 11, "bbox": [682.5957, 717.68945, 315.68946000000005, 71.45704999999998], "area": 22558.237527692996, "iscrowd": 0, "ignore": 0, "segmentation": [[682.5957, 717.68945, 998.28516, 717.68945, 998.28516, 789.1465, 682.5957, 789.1465]], "category_name": "optical ship", "caption": "A massive optical ship is on the lower right"}, {"id": 1107, "image_id": 672, "category_id": 11, "bbox": [483.0, 458.0, 156.0, 84.0], "area": 13104.0, "iscrowd": 0, "ignore": 0, "segmentation": [[483.0, 458.0, 639.0, 458.0, 639.0, 542.0, 483.0, 542.0]], "category_name": "optical ship", "caption": "A optical ship is in the middle"}, {"id": 1108, "image_id": 672, "category_id": 11, "bbox": [184.0, 543.0, 250.0, 126.0], "area": 31500.0, "iscrowd": 0, "ignore": 0, "segmentation": [[184.0, 543.0, 434.0, 543.0, 434.0, 669.0, 184.0, 669.0]], "category_name": "optical ship", "caption": "A optical ship is on the left"}, {"id": 1109, "image_id": 672, "category_id": 11, "bbox": [152.0, 700.0, 88.0, 228.0], "area": 20064.0, "iscrowd": 0, "ignore": 0, "segmentation": [[152.0, 700.0, 240.0, 700.0, 240.0, 928.0, 152.0, 928.0]], "category_name": "optical ship", "caption": "A big optical ship is on the lower left of the image, close to the shore."}, {"id": 1110, "image_id": 672, "category_id": 11, "bbox": [507.0, 422.0, 56.0, 56.0], "area": 3136.0, "iscrowd": 0, "ignore": 0, "segmentation": [[507.0, 422.0, 563.0, 422.0, 563.0, 478.0, 507.0, 478.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, surrounded by the sea."}, {"id": 1111, "image_id": 673, "category_id": 12, "bbox": [148.0, 426.0, 259.0, 258.0], "area": 66822.0, "iscrowd": 0, "ignore": 0, "segmentation": [[148.0, 426.0, 407.0, 426.0, 407.0, 684.0, 148.0, 684.0]], "category_name": "optical airplane", "caption": "The optical airplane at the bottom of the image"}, {"id": 1112, "image_id": 673, "category_id": 12, "bbox": [141.0, 113.0, 341.0, 285.0], "area": 97185.0, "iscrowd": 0, "ignore": 0, "segmentation": [[141.0, 113.0, 482.0, 113.0, 482.0, 398.0, 141.0, 398.0]], "category_name": "optical airplane", "caption": "There is an optical airplane at the top of the image"}, {"id": 1113, "image_id": 674, "category_id": 15, "bbox": [1.0, 85.0, 43.0, 32.0], "area": 1376.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 85.0, 44.0, 85.0, 44.0, 117.0, 1.0, 117.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 1114, "image_id": 674, "category_id": 15, "bbox": [70.0, 122.0, 54.0, 31.0], "area": 1674.0, "iscrowd": 0, "ignore": 0, "segmentation": [[70.0, 122.0, 124.0, 122.0, 124.0, 153.0, 70.0, 153.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 1115, "image_id": 675, "category_id": 11, "bbox": [24.0, 289.0, 724.0, 282.0], "area": 204168.0, "iscrowd": 0, "ignore": 0, "segmentation": [[24.0, 289.0, 748.0, 289.0, 748.0, 571.0, 24.0, 571.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 1116, "image_id": 676, "category_id": 11, "bbox": [190.0, 176.0, 424.0, 324.0], "area": 137376.0, "iscrowd": 0, "ignore": 0, "segmentation": [[190.0, 176.0, 614.0, 176.0, 614.0, 500.0, 190.0, 500.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 1117, "image_id": 676, "category_id": 11, "bbox": [260.0, 149.0, 212.0, 164.0], "area": 34768.0, "iscrowd": 0, "ignore": 0, "segmentation": [[260.0, 149.0, 472.0, 149.0, 472.0, 313.0, 260.0, 313.0]], "category_name": "optical ship", "caption": "A big optical ship is on the top of the image, close to the shore."}, {"id": 1118, "image_id": 677, "category_id": 12, "bbox": [74.0, 323.0, 159.0, 137.0], "area": 21783.0, "iscrowd": 0, "ignore": 0, "segmentation": [[74.0, 323.0, 233.0, 323.0, 233.0, 460.0, 74.0, 460.0]], "category_name": "optical airplane", "caption": "There is an optical airplane at the bottom of the image"}, {"id": 1119, "image_id": 677, "category_id": 12, "bbox": [44.0, 144.0, 153.0, 133.0], "area": 20349.0, "iscrowd": 0, "ignore": 0, "segmentation": [[44.0, 144.0, 197.0, 144.0, 197.0, 277.0, 44.0, 277.0]], "category_name": "optical airplane", "caption": "The optical airplane side of the image located on the left"}, {"id": 1120, "image_id": 678, "category_id": 11, "bbox": [403.0, 329.0, 240.0, 244.0], "area": 58560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[403.0, 329.0, 643.0, 329.0, 643.0, 573.0, 403.0, 573.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, surrounded by the sea."}, {"id": 1121, "image_id": 679, "category_id": 12, "bbox": [170.0, 118.0, 150.0, 152.0], "area": 22800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[170.0, 118.0, 320.0, 118.0, 320.0, 270.0, 170.0, 270.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane in the center"}, {"id": 1122, "image_id": 680, "category_id": 15, "bbox": [77.0, 234.0, 28.0, 22.0], "area": 616.0, "iscrowd": 0, "ignore": 0, "segmentation": [[77.0, 234.0, 105.0, 234.0, 105.0, 256.0, 77.0, 256.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 1123, "image_id": 681, "category_id": 11, "bbox": [256.0, 288.0, 448.0, 140.0], "area": 62720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[256.0, 288.0, 704.0, 288.0, 704.0, 428.0, 256.0, 428.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 1124, "image_id": 682, "category_id": 11, "bbox": [420.0, 265.0, 416.0, 350.0], "area": 145600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[420.0, 265.0, 836.0, 265.0, 836.0, 615.0, 420.0, 615.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 1125, "image_id": 683, "category_id": 12, "bbox": [128.0, 142.0, 278.0, 272.0], "area": 75616.0, "iscrowd": 0, "ignore": 0, "segmentation": [[128.0, 142.0, 406.0, 142.0, 406.0, 414.0, 128.0, 414.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane in the center"}, {"id": 1126, "image_id": 684, "category_id": 15, "bbox": [13.0, 108.0, 35.0, 17.0], "area": 595.0, "iscrowd": 0, "ignore": 0, "segmentation": [[13.0, 108.0, 48.0, 108.0, 48.0, 125.0, 13.0, 125.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the left"}, {"id": 1127, "image_id": 684, "category_id": 15, "bbox": [82.0, 153.0, 33.0, 29.0], "area": 957.0, "iscrowd": 0, "ignore": 0, "segmentation": [[82.0, 153.0, 115.0, 153.0, 115.0, 182.0, 82.0, 182.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 1128, "image_id": 684, "category_id": 15, "bbox": [67.0, 36.0, 29.0, 29.0], "area": 841.0, "iscrowd": 0, "ignore": 0, "segmentation": [[67.0, 36.0, 96.0, 36.0, 96.0, 65.0, 67.0, 65.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 1129, "image_id": 684, "category_id": 15, "bbox": [152.0, 43.0, 37.0, 20.0], "area": 740.0, "iscrowd": 0, "ignore": 0, "segmentation": [[152.0, 43.0, 189.0, 43.0, 189.0, 63.0, 152.0, 63.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 1130, "image_id": 684, "category_id": 15, "bbox": [216.0, 200.0, 38.0, 25.0], "area": 950.0, "iscrowd": 0, "ignore": 0, "segmentation": [[216.0, 200.0, 254.0, 200.0, 254.0, 225.0, 216.0, 225.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1131, "image_id": 685, "category_id": 11, "bbox": [271.0, 137.0, 146.0, 162.0], "area": 23652.0, "iscrowd": 0, "ignore": 0, "segmentation": [[271.0, 137.0, 417.0, 137.0, 417.0, 299.0, 271.0, 299.0]], "category_name": "optical ship", "caption": "A optical ship is on the upper left"}, {"id": 1132, "image_id": 685, "category_id": 11, "bbox": [142.0, 400.0, 144.0, 164.0], "area": 23616.0, "iscrowd": 0, "ignore": 0, "segmentation": [[142.0, 400.0, 286.0, 400.0, 286.0, 564.0, 142.0, 564.0]], "category_name": "optical ship", "caption": "One optical ship is positioned to the lower left of the other Ticonderoga"}, {"id": 1133, "image_id": 685, "category_id": 11, "bbox": [771.0, 350.0, 287.0, 318.0], "area": 91266.0, "iscrowd": 0, "ignore": 0, "segmentation": [[771.0, 350.0, 1058.0, 350.0, 1058.0, 668.0, 771.0, 668.0]], "category_name": "optical ship", "caption": "One optical ship is positioned close to the other optical ship"}, {"id": 1134, "image_id": 686, "category_id": 12, "bbox": [149.0, 156.0, 211.0, 176.0], "area": 37136.0, "iscrowd": 0, "ignore": 0, "segmentation": [[149.0, 156.0, 360.0, 156.0, 360.0, 332.0, 149.0, 332.0]], "category_name": "optical airplane", "caption": "There is a big optical airplane in the center"}, {"id": 1135, "image_id": 687, "category_id": 15, "bbox": [64.0, 173.0, 26.0, 16.0], "area": 416.0, "iscrowd": 0, "ignore": 0, "segmentation": [[64.0, 173.0, 90.0, 173.0, 90.0, 189.0, 64.0, 189.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 1136, "image_id": 688, "category_id": 11, "bbox": [396.0, 190.0, 460.0, 218.0], "area": 100280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[396.0, 190.0, 856.0, 190.0, 856.0, 408.0, 396.0, 408.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 1137, "image_id": 689, "category_id": 12, "bbox": [250.0, 145.0, 108.0, 132.0], "area": 14256.0, "iscrowd": 0, "ignore": 0, "segmentation": [[250.0, 145.0, 358.0, 145.0, 358.0, 277.0, 250.0, 277.0]], "category_name": "optical airplane", "caption": "There is an optical airplane at the top of the image"}, {"id": 1138, "image_id": 689, "category_id": 12, "bbox": [245.0, 378.0, 120.0, 155.0], "area": 18600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[245.0, 378.0, 365.0, 378.0, 365.0, 533.0, 245.0, 533.0]], "category_name": "optical airplane", "caption": "The optical airplane at the bottom of the image"}, {"id": 1139, "image_id": 690, "category_id": 12, "bbox": [727.0, 160.0, 273.0, 237.0], "area": 64701.0, "iscrowd": 0, "ignore": 0, "segmentation": [[727.0, 160.0, 1000.0, 160.0, 1000.0, 397.0, 727.0, 397.0]], "category_name": "optical airplane", "caption": "There is a optical airplane on the right side of the image"}, {"id": 1140, "image_id": 690, "category_id": 12, "bbox": [129.0, 439.0, 243.0, 228.0], "area": 55404.0, "iscrowd": 0, "ignore": 0, "segmentation": [[129.0, 439.0, 372.0, 439.0, 372.0, 667.0, 129.0, 667.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the bottom left corner of the image"}, {"id": 1141, "image_id": 691, "category_id": 15, "bbox": [88.0, 191.0, 42.0, 40.0], "area": 1680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[88.0, 191.0, 130.0, 191.0, 130.0, 231.0, 88.0, 231.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 1142, "image_id": 692, "category_id": 15, "bbox": [118.0, 13.0, 27.0, 52.0], "area": 1404.0, "iscrowd": 0, "ignore": 0, "segmentation": [[118.0, 13.0, 145.0, 13.0, 145.0, 65.0, 118.0, 65.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1143, "image_id": 692, "category_id": 15, "bbox": [225.0, 160.0, 31.0, 28.0], "area": 868.0, "iscrowd": 0, "ignore": 0, "segmentation": [[225.0, 160.0, 256.0, 160.0, 256.0, 188.0, 225.0, 188.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1144, "image_id": 693, "category_id": 12, "bbox": [170.0, 268.0, 231.0, 209.0], "area": 48279.0, "iscrowd": 0, "ignore": 0, "segmentation": [[170.0, 268.0, 401.0, 268.0, 401.0, 477.0, 170.0, 477.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane"}, {"id": 1145, "image_id": 694, "category_id": 15, "bbox": [99.0, 223.0, 23.0, 26.0], "area": 598.0, "iscrowd": 0, "ignore": 0, "segmentation": [[99.0, 223.0, 122.0, 223.0, 122.0, 249.0, 99.0, 249.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 1146, "image_id": 695, "category_id": 11, "bbox": [152.0, 230.0, 358.0, 118.0], "area": 42244.0, "iscrowd": 0, "ignore": 0, "segmentation": [[152.0, 230.0, 510.0, 230.0, 510.0, 348.0, 152.0, 348.0]], "category_name": "optical ship", "caption": "A optical ship is on the left"}, {"id": 1147, "image_id": 695, "category_id": 11, "bbox": [592.0, 323.0, 357.0, 122.0], "area": 43554.0, "iscrowd": 0, "ignore": 0, "segmentation": [[592.0, 323.0, 949.0, 323.0, 949.0, 445.0, 592.0, 445.0]], "category_name": "optical ship", "caption": "A optical ship is on the right"}, {"id": 1148, "image_id": 695, "category_id": 11, "bbox": [501.0, 418.0, 482.0, 185.0], "area": 89170.0, "iscrowd": 0, "ignore": 0, "segmentation": [[501.0, 418.0, 983.0, 418.0, 983.0, 603.0, 501.0, 603.0]], "category_name": "optical ship", "caption": "A big optical ship is on the lower right of the image, close to the shore."}, {"id": 1149, "image_id": 696, "category_id": 12, "bbox": [275.0, 225.0, 111.0, 84.0], "area": 9324.0, "iscrowd": 0, "ignore": 0, "segmentation": [[275.0, 225.0, 386.0, 225.0, 386.0, 309.0, 275.0, 309.0]], "category_name": "optical airplane", "caption": "The white optical airplane"}, {"id": 1150, "image_id": 697, "category_id": 12, "bbox": [314.0, 225.0, 111.0, 84.0], "area": 9324.0, "iscrowd": 0, "ignore": 0, "segmentation": [[314.0, 225.0, 425.0, 225.0, 425.0, 309.0, 314.0, 309.0]], "category_name": "optical airplane", "caption": "The white optical airplane in the center"}, {"id": 1151, "image_id": 698, "category_id": 15, "bbox": [98.0, 30.0, 45.0, 29.0], "area": 1305.0, "iscrowd": 0, "ignore": 0, "segmentation": [[98.0, 30.0, 143.0, 30.0, 143.0, 59.0, 98.0, 59.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1152, "image_id": 699, "category_id": 15, "bbox": [181.0, 66.0, 28.0, 93.0], "area": 2604.0, "iscrowd": 0, "ignore": 0, "segmentation": [[181.0, 66.0, 209.0, 66.0, 209.0, 159.0, 181.0, 159.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 1153, "image_id": 700, "category_id": 15, "bbox": [74.0, 69.0, 113.0, 62.0], "area": 7006.0, "iscrowd": 0, "ignore": 0, "segmentation": [[74.0, 69.0, 187.0, 69.0, 187.0, 131.0, 74.0, 131.0]], "category_name": "sar ship", "caption": "A massive sar ship is in the middle"}, {"id": 1154, "image_id": 701, "category_id": 10, "bbox": [420.0, 201.0, 149.0, 114.0], "area": 16986.0, "iscrowd": 0, "ignore": 0, "segmentation": [[420.0, 201.0, 569.0, 201.0, 569.0, 315.0, 420.0, 315.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the corner of the image and the optical storage tank that needs to be found is located in the corner of it in the center"}, {"id": 1155, "image_id": 701, "category_id": 10, "bbox": [564.0, 148.0, 144.0, 114.0], "area": 16416.0, "iscrowd": 0, "ignore": 0, "segmentation": [[564.0, 148.0, 708.0, 148.0, 708.0, 262.0, 564.0, 262.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank of the image and the optical storage tank that needs to be found is located in the corner of it on the right"}, {"id": 1156, "image_id": 701, "category_id": 10, "bbox": [477.0, 343.0, 146.0, 113.0], "area": 16498.0, "iscrowd": 0, "ignore": 0, "segmentation": [[477.0, 343.0, 623.0, 343.0, 623.0, 456.0, 477.0, 456.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the bottom right corner of the image."}, {"id": 1157, "image_id": 701, "category_id": 10, "bbox": [339.0, 393.0, 136.0, 116.0], "area": 15776.0, "iscrowd": 0, "ignore": 0, "segmentation": [[339.0, 393.0, 475.0, 393.0, 475.0, 509.0, 339.0, 509.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank at the bottom of the image."}, {"id": 1158, "image_id": 702, "category_id": 11, "bbox": [869.4863, 269.56836, 154.51369999999997, 124.92187000000001], "area": 19302.140344618998, "iscrowd": 0, "ignore": 0, "segmentation": [[869.4863, 269.56836, 1024.0, 269.56836, 1024.0, 394.49023, 869.4863, 394.49023]], "category_name": "optical ship", "caption": "A massive optical ship is on the upper right"}, {"id": 1159, "image_id": 702, "category_id": 11, "bbox": [750.5469, 405.0879, 54.2421599999999, 35.355459999999994], "area": 1917.756518193596, "iscrowd": 0, "ignore": 0, "segmentation": [[750.5469, 405.0879, 804.78906, 405.0879, 804.78906, 440.44336, 750.5469, 440.44336]], "category_name": "optical ship", "caption": "A medium-sized optical ship is on the right"}, {"id": 1160, "image_id": 703, "category_id": 11, "bbox": [297.0, 151.0, 68.0, 275.0], "area": 18700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[297.0, 151.0, 365.0, 151.0, 365.0, 426.0, 297.0, 426.0]], "category_name": "optical ship", "caption": "A optical ship is on the left"}, {"id": 1161, "image_id": 703, "category_id": 11, "bbox": [605.0, 91.0, 91.0, 308.0], "area": 28028.0, "iscrowd": 0, "ignore": 0, "segmentation": [[605.0, 91.0, 696.0, 91.0, 696.0, 399.0, 605.0, 399.0]], "category_name": "optical ship", "caption": "A big optical ship is on the top of the image, close to the shore."}, {"id": 1162, "image_id": 703, "category_id": 11, "bbox": [690.0, 27.0, 144.0, 453.0], "area": 65232.0, "iscrowd": 0, "ignore": 0, "segmentation": [[690.0, 27.0, 834.0, 27.0, 834.0, 480.0, 690.0, 480.0]], "category_name": "optical ship", "caption": "A big optical ship is on the upper right of the image, close to the shore."}, {"id": 1163, "image_id": 703, "category_id": 11, "bbox": [247.0, 497.0, 58.0, 306.0], "area": 17748.0, "iscrowd": 0, "ignore": 0, "segmentation": [[247.0, 497.0, 305.0, 497.0, 305.0, 803.0, 247.0, 803.0]], "category_name": "optical ship", "caption": "A big optical ship is on the lower left of the image, close to the shore."}, {"id": 1164, "image_id": 703, "category_id": 11, "bbox": [331.0, 508.0, 66.0, 282.0], "area": 18612.0, "iscrowd": 0, "ignore": 0, "segmentation": [[331.0, 508.0, 397.0, 508.0, 397.0, 790.0, 331.0, 790.0]], "category_name": "optical ship", "caption": "A optical ship is on the lower left"}, {"id": 1165, "image_id": 703, "category_id": 11, "bbox": [658.0, 484.0, 65.0, 280.0], "area": 18200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[658.0, 484.0, 723.0, 484.0, 723.0, 764.0, 658.0, 764.0]], "category_name": "optical ship", "caption": "A optical ship is on the bottom"}, {"id": 1166, "image_id": 704, "category_id": 11, "bbox": [215.0, 181.0, 38.0, 170.0], "area": 6460.0, "iscrowd": 0, "ignore": 0, "segmentation": [[215.0, 181.0, 253.0, 181.0, 253.0, 351.0, 215.0, 351.0]], "category_name": "optical ship", "caption": "A optical ship is on the upper left"}, {"id": 1167, "image_id": 704, "category_id": 11, "bbox": [825.0, 52.0, 69.0, 308.0], "area": 21252.0, "iscrowd": 0, "ignore": 0, "segmentation": [[825.0, 52.0, 894.0, 52.0, 894.0, 360.0, 825.0, 360.0]], "category_name": "optical ship", "caption": "A optical ship is on the upper right"}, {"id": 1168, "image_id": 704, "category_id": 11, "bbox": [679.0, 488.0, 81.0, 305.0], "area": 24705.0, "iscrowd": 0, "ignore": 0, "segmentation": [[679.0, 488.0, 760.0, 488.0, 760.0, 793.0, 679.0, 793.0]], "category_name": "optical ship", "caption": "A optical ship is on the bottom"}, {"id": 1169, "image_id": 704, "category_id": 11, "bbox": [866.0, 496.0, 70.0, 310.0], "area": 21700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[866.0, 496.0, 936.0, 496.0, 936.0, 806.0, 866.0, 806.0]], "category_name": "optical ship", "caption": "A optical ship is on the lower right"}, {"id": 1170, "image_id": 705, "category_id": 10, "bbox": [172.0, 234.0, 138.0, 129.0], "area": 17802.0, "iscrowd": 0, "ignore": 0, "segmentation": [[172.0, 234.0, 310.0, 234.0, 310.0, 363.0, 172.0, 363.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank on the left side of the image"}, {"id": 1171, "image_id": 705, "category_id": 10, "bbox": [312.0, 398.0, 132.0, 131.0], "area": 17292.0, "iscrowd": 0, "ignore": 0, "segmentation": [[312.0, 398.0, 444.0, 398.0, 444.0, 529.0, 312.0, 529.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank at the bottom of the image"}, {"id": 1172, "image_id": 706, "category_id": 11, "bbox": [302.0, 234.0, 66.0, 406.0], "area": 26796.0, "iscrowd": 0, "ignore": 0, "segmentation": [[302.0, 234.0, 368.0, 234.0, 368.0, 640.0, 302.0, 640.0]], "category_name": "optical ship", "caption": "A big optical ship is on the left of the image, close to the shore."}, {"id": 1173, "image_id": 706, "category_id": 11, "bbox": [208.0, 405.0, 37.0, 174.0], "area": 6438.0, "iscrowd": 0, "ignore": 0, "segmentation": [[208.0, 405.0, 245.0, 405.0, 245.0, 579.0, 208.0, 579.0]], "category_name": "optical ship", "caption": "A optical ship is on the lower left"}, {"id": 1174, "image_id": 706, "category_id": 11, "bbox": [627.0, 210.0, 40.0, 170.0], "area": 6800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[627.0, 210.0, 667.0, 210.0, 667.0, 380.0, 627.0, 380.0]], "category_name": "optical ship", "caption": "A optical ship is in the middle"}, {"id": 1175, "image_id": 706, "category_id": 11, "bbox": [690.0, 33.0, 46.0, 370.0], "area": 17020.0, "iscrowd": 0, 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[[91.0, 155.0, 303.0, 155.0, 303.0, 366.0, 91.0, 366.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the left side of the image"}, {"id": 1179, "image_id": 708, "category_id": 10, "bbox": [402.0, 151.0, 126.0, 124.0], "area": 15624.0, "iscrowd": 0, "ignore": 0, "segmentation": [[402.0, 151.0, 528.0, 151.0, 528.0, 275.0, 402.0, 275.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the right side of the image"}, {"id": 1180, "image_id": 708, "category_id": 10, "bbox": [376.0, 287.0, 170.0, 165.0], "area": 28050.0, "iscrowd": 0, "ignore": 0, "segmentation": [[376.0, 287.0, 546.0, 287.0, 546.0, 452.0, 376.0, 452.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the bottom right corner of the image"}, {"id": 1181, "image_id": 709, "category_id": 11, "bbox": [91.0, 148.0, 386.0, 144.0], "area": 55584.0, "iscrowd": 0, "ignore": 0, "segmentation": [[91.0, 148.0, 477.0, 148.0, 477.0, 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"category_name": "optical storage tank", "caption": "There is a optical storage tank in the bottom left corner of the image"}, {"id": 1185, "image_id": 711, "category_id": 11, "bbox": [168.0, 16.0, 459.0, 421.0], "area": 193239.0, "iscrowd": 0, "ignore": 0, "segmentation": [[168.0, 16.0, 627.0, 16.0, 627.0, 437.0, 168.0, 437.0]], "category_name": "optical ship", "caption": "A big optical ship is on the top of the image, close to the shore."}, {"id": 1186, "image_id": 711, "category_id": 11, "bbox": [230.0, 475.0, 285.0, 280.0], "area": 79800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[230.0, 475.0, 515.0, 475.0, 515.0, 755.0, 230.0, 755.0]], "category_name": "optical ship", "caption": "A optical ship is on the bottom"}, {"id": 1187, "image_id": 711, "category_id": 11, "bbox": [579.0, 203.0, 249.0, 228.0], "area": 56772.0, "iscrowd": 0, "ignore": 0, "segmentation": [[579.0, 203.0, 828.0, 203.0, 828.0, 431.0, 579.0, 431.0]], "category_name": "optical ship", "caption": "A optical ship 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[[372.0, 533.0, 454.0, 533.0, 454.0, 569.0, 372.0, 569.0]], "category_name": "optical ship", "caption": "A optical ship is on the bottom"}, {"id": 1195, "image_id": 715, "category_id": 11, "bbox": [406.0, 193.0, 328.0, 424.0], "area": 139072.0, "iscrowd": 0, "ignore": 0, "segmentation": [[406.0, 193.0, 734.0, 193.0, 734.0, 617.0, 406.0, 617.0]], "category_name": "optical ship", "caption": "One optical ship is positioned close to the other optical ship"}, {"id": 1196, "image_id": 715, "category_id": 11, "bbox": [649.0, 153.0, 292.0, 358.0], "area": 104536.0, "iscrowd": 0, "ignore": 0, "segmentation": [[649.0, 153.0, 941.0, 153.0, 941.0, 511.0, 649.0, 511.0]], "category_name": "optical ship", "caption": "A optical ship is on the right"}, {"id": 1197, "image_id": 716, "category_id": 11, "bbox": [183.0, 215.0, 284.0, 306.0], "area": 86904.0, "iscrowd": 0, "ignore": 0, "segmentation": [[183.0, 215.0, 467.0, 215.0, 467.0, 521.0, 183.0, 521.0]], "category_name": "optical ship", "caption": "One optical ship is positioned close to the other optical ship"}, {"id": 1198, "image_id": 717, "category_id": 5, "bbox": [126.0, 236.0, 532.0, 544.0], "area": 289408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 236.0, 658.0, 236.0, 658.0, 780.0, 126.0, 780.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 1199, "image_id": 718, "category_id": 15, "bbox": [226.0, 154.0, 30.0, 80.0], "area": 2400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[226.0, 154.0, 256.0, 154.0, 256.0, 234.0, 226.0, 234.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1200, "image_id": 719, "category_id": 11, "bbox": [122.0, 463.0, 371.0, 321.0], "area": 119091.0, "iscrowd": 0, "ignore": 0, "segmentation": [[122.0, 463.0, 493.0, 463.0, 493.0, 784.0, 122.0, 784.0]], "category_name": "optical ship", "caption": "A optical ship is on the lower left"}, {"id": 1201, "image_id": 719, "category_id": 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582.0, 295.0, 582.0]], "category_name": "optical airplane", "caption": "There is an optical airplane at the bottom of the image"}, {"id": 1205, "image_id": 722, "category_id": 12, "bbox": [132.0, 264.0, 179.0, 207.0], "area": 37053.0, "iscrowd": 0, "ignore": 0, "segmentation": [[132.0, 264.0, 311.0, 264.0, 311.0, 471.0, 132.0, 471.0]], "category_name": "optical airplane", "caption": "There is a optical airplane side of the image located on the left"}, {"id": 1206, "image_id": 723, "category_id": 15, "bbox": [220.0, 115.0, 26.0, 83.0], "area": 2158.0, "iscrowd": 0, "ignore": 0, "segmentation": [[220.0, 115.0, 246.0, 115.0, 246.0, 198.0, 220.0, 198.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 1207, "image_id": 724, "category_id": 12, "bbox": [238.0, 32.0, 214.0, 150.0], "area": 32100.0, "iscrowd": 0, "ignore": 0, "segmentation": [[238.0, 32.0, 452.0, 32.0, 452.0, 182.0, 238.0, 182.0]], "category_name": "optical airplane", "caption": "The 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"category_name": "optical airplane", "caption": "There is a big optical airplane"}, {"id": 1218, "image_id": 730, "category_id": 15, "bbox": [50.0, 1.0, 29.0, 56.0], "area": 1624.0, "iscrowd": 0, "ignore": 0, "segmentation": [[50.0, 1.0, 79.0, 1.0, 79.0, 57.0, 50.0, 57.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 1219, "image_id": 731, "category_id": 15, "bbox": [176.0, 164.0, 36.0, 81.0], "area": 2916.0, "iscrowd": 0, "ignore": 0, "segmentation": [[176.0, 164.0, 212.0, 164.0, 212.0, 245.0, 176.0, 245.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1220, "image_id": 732, "category_id": 11, "bbox": [153.0, 189.0, 85.0, 404.0], "area": 34340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 189.0, 238.0, 189.0, 238.0, 593.0, 153.0, 593.0]], "category_name": "optical ship", "caption": "A big optical ship is on the left of the image, close to the shore."}, {"id": 1221, "image_id": 732, 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966.0, 636.0, 421.0, 636.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 1225, "image_id": 734, "category_id": 15, "bbox": [170.0, 202.0, 23.0, 33.0], "area": 759.0, "iscrowd": 0, "ignore": 0, "segmentation": [[170.0, 202.0, 193.0, 202.0, 193.0, 235.0, 170.0, 235.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1226, "image_id": 735, "category_id": 11, "bbox": [116.0, 505.0, 439.0, 285.0], "area": 125115.0, "iscrowd": 0, "ignore": 0, "segmentation": [[116.0, 505.0, 555.0, 505.0, 555.0, 790.0, 116.0, 790.0]], "category_name": "optical ship", "caption": "A optical ship is on the lower left"}, {"id": 1227, "image_id": 735, "category_id": 11, "bbox": [619.0, 234.0, 439.0, 282.0], "area": 123798.0, "iscrowd": 0, "ignore": 0, "segmentation": [[619.0, 234.0, 1058.0, 234.0, 1058.0, 516.0, 619.0, 516.0]], "category_name": "optical ship", "caption": "A optical ship is on the right"}, {"id": 1228, "image_id": 736, "category_id": 1, "bbox": [665.0, 860.0, 1117.0, 171.0], "area": 191007.0, "iscrowd": 0, "ignore": 0, "segmentation": [[665.0, 860.0, 1782.0, 860.0, 1782.0, 1031.0, 665.0, 1031.0]], "category_name": "optical bridge", "caption": "There is a optical bridge in the middle of the image"}, {"id": 1229, "image_id": 736, "category_id": 1, "bbox": [698.0, 1031.0, 1342.0, 240.0], "area": 322080.0, "iscrowd": 0, "ignore": 0, "segmentation": [[698.0, 1031.0, 2040.0, 1031.0, 2040.0, 1271.0, 698.0, 1271.0]], "category_name": "optical bridge", "caption": "The optical bridge at the bottom of the image"}, {"id": 1230, "image_id": 737, "category_id": 10, "bbox": [196.0, 13.0, 113.0, 102.0], "area": 11526.0, "iscrowd": 0, "ignore": 0, "segmentation": [[196.0, 13.0, 309.0, 13.0, 309.0, 115.0, 196.0, 115.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank at the bottom of the image"}, {"id": 1231, "image_id": 737, "category_id": 10, "bbox": [27.0, 20.0, 108.0, 95.0], "area": 10260.0, "iscrowd": 0, "ignore": 0, "segmentation": [[27.0, 20.0, 135.0, 20.0, 135.0, 115.0, 27.0, 115.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank of the image and the optical storage tank that needs to be found is located in the corner of it at the top left"}, {"id": 1232, "image_id": 737, "category_id": 10, "bbox": [25.0, 138.0, 106.0, 89.0], "area": 9434.0, "iscrowd": 0, "ignore": 0, "segmentation": [[25.0, 138.0, 131.0, 138.0, 131.0, 227.0, 25.0, 227.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank side of the image and the optical storage tank that needs to be found is located in the corner of it at the top left"}, {"id": 1233, "image_id": 737, "category_id": 10, "bbox": [22.0, 252.0, 110.0, 92.0], "area": 10120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[22.0, 252.0, 132.0, 252.0, 132.0, 344.0, 22.0, 344.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the left side of the image"}, {"id": 1234, "image_id": 738, "category_id": 10, "bbox": [47.0, 112.0, 186.0, 176.0], "area": 32736.0, "iscrowd": 0, "ignore": 0, "segmentation": [[47.0, 112.0, 233.0, 112.0, 233.0, 288.0, 47.0, 288.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank on the left side of the image"}, {"id": 1235, "image_id": 738, "category_id": 10, "bbox": [288.0, 118.0, 207.0, 195.0], "area": 40365.0, "iscrowd": 0, "ignore": 0, "segmentation": [[288.0, 118.0, 495.0, 118.0, 495.0, 313.0, 288.0, 313.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the middle of the image"}, {"id": 1236, "image_id": 739, "category_id": 15, "bbox": [4.0, 87.0, 35.0, 51.0], "area": 1785.0, "iscrowd": 0, "ignore": 0, "segmentation": [[4.0, 87.0, 39.0, 87.0, 39.0, 138.0, 4.0, 138.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 1237, "image_id": 740, "category_id": 10, "bbox": [411.0, 116.0, 218.0, 198.0], "area": 43164.0, "iscrowd": 0, "ignore": 0, "segmentation": [[411.0, 116.0, 629.0, 116.0, 629.0, 314.0, 411.0, 314.0]], "category_name": "optical storage tank", "caption": "The optical storage tank side of the image located on the right"}, {"id": 1238, "image_id": 740, "category_id": 10, "bbox": [140.0, 73.0, 221.0, 201.0], "area": 44421.0, "iscrowd": 0, "ignore": 0, "segmentation": [[140.0, 73.0, 361.0, 73.0, 361.0, 274.0, 140.0, 274.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the center of the image"}, {"id": 1239, "image_id": 741, "category_id": 15, "bbox": [41.0, 178.0, 26.0, 14.0], "area": 364.0, "iscrowd": 0, "ignore": 0, "segmentation": [[41.0, 178.0, 67.0, 178.0, 67.0, 192.0, 41.0, 192.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 1240, "image_id": 741, "category_id": 15, "bbox": [82.0, 192.0, 23.0, 15.0], "area": 345.0, "iscrowd": 0, "ignore": 0, "segmentation": [[82.0, 192.0, 105.0, 192.0, 105.0, 207.0, 82.0, 207.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 1241, "image_id": 742, "category_id": 15, "bbox": [148.0, 99.0, 29.0, 23.0], "area": 667.0, "iscrowd": 0, "ignore": 0, "segmentation": [[148.0, 99.0, 177.0, 99.0, 177.0, 122.0, 148.0, 122.0]], "category_name": "sar ship", "caption": "The large sar ship is in the middle"}, {"id": 1242, "image_id": 742, "category_id": 15, "bbox": [128.0, 16.0, 18.0, 31.0], "area": 558.0, "iscrowd": 0, "ignore": 0, "segmentation": [[128.0, 16.0, 146.0, 16.0, 146.0, 47.0, 128.0, 47.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 1243, "image_id": 742, "category_id": 15, "bbox": [179.0, 12.0, 14.0, 24.0], "area": 336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[179.0, 12.0, 193.0, 12.0, 193.0, 36.0, 179.0, 36.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 1244, "image_id": 742, "category_id": 15, "bbox": [206.0, 86.0, 14.0, 29.0], "area": 406.0, "iscrowd": 0, "ignore": 0, "segmentation": [[206.0, 86.0, 220.0, 86.0, 220.0, 115.0, 206.0, 115.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 1245, "image_id": 743, "category_id": 15, "bbox": [222.0, 172.0, 31.0, 15.0], "area": 465.0, "iscrowd": 0, "ignore": 0, "segmentation": [[222.0, 172.0, 253.0, 172.0, 253.0, 187.0, 222.0, 187.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 1246, "image_id": 744, "category_id": 11, "bbox": [75.0, 252.0, 166.0, 548.0], "area": 90968.0, "iscrowd": 0, "ignore": 0, "segmentation": [[75.0, 252.0, 241.0, 252.0, 241.0, 800.0, 75.0, 800.0]], "category_name": "optical ship", "caption": "A big optical ship is on the left of the image, close to the shore."}, {"id": 1247, "image_id": 744, "category_id": 11, "bbox": [240.0, 527.0, 72.0, 272.0], "area": 19584.0, "iscrowd": 0, "ignore": 0, "segmentation": [[240.0, 527.0, 312.0, 527.0, 312.0, 799.0, 240.0, 799.0]], "category_name": "optical ship", "caption": "A big optical ship is on the lower left of the image, close to the shore."}, {"id": 1248, "image_id": 744, "category_id": 11, "bbox": [279.0, 564.0, 38.0, 96.0], "area": 3648.0, "iscrowd": 0, "ignore": 0, "segmentation": [[279.0, 564.0, 317.0, 564.0, 317.0, 660.0, 279.0, 660.0]], "category_name": "optical ship", "caption": "A optical ship is on the lower left"}, {"id": 1249, "image_id": 744, "category_id": 11, "bbox": [403.0, 135.0, 336.0, 476.0], "area": 159936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[403.0, 135.0, 739.0, 135.0, 739.0, 611.0, 403.0, 611.0]], "category_name": "optical ship", "caption": "A optical ship is in the middle"}, {"id": 1250, "image_id": 744, "category_id": 11, "bbox": [586.0, 1.0, 282.0, 321.0], "area": 90522.0, "iscrowd": 0, "ignore": 0, "segmentation": [[586.0, 1.0, 868.0, 1.0, 868.0, 322.0, 586.0, 322.0]], "category_name": "optical ship", "caption": "A big optical ship is on the top of the image, close to the shore."}, {"id": 1251, "image_id": 744, "category_id": 11, "bbox": [725.0, 27.0, 142.0, 150.0], "area": 21300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[725.0, 27.0, 867.0, 27.0, 867.0, 177.0, 725.0, 177.0]], "category_name": "optical ship", "caption": "A optical ship is on the upper right"}, {"id": 1252, "image_id": 744, "category_id": 11, "bbox": [948.0, 146.0, 198.0, 496.0], "area": 98208.0, "iscrowd": 0, "ignore": 0, "segmentation": [[948.0, 146.0, 1146.0, 146.0, 1146.0, 642.0, 948.0, 642.0]], "category_name": "optical ship", "caption": "A optical ship is on the right"}, {"id": 1253, "image_id": 744, "category_id": 11, "bbox": [700.0, 646.0, 98.0, 156.0], "area": 15288.0, "iscrowd": 0, "ignore": 0, "segmentation": [[700.0, 646.0, 798.0, 646.0, 798.0, 802.0, 700.0, 802.0]], "category_name": "optical ship", "caption": "A optical ship is on the bottom"}, {"id": 1254, "image_id": 745, "category_id": 15, "bbox": [158.0, 151.0, 45.0, 16.0], "area": 720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[158.0, 151.0, 203.0, 151.0, 203.0, 167.0, 158.0, 167.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 1255, "image_id": 746, "category_id": 12, "bbox": [301.0, 185.0, 168.0, 166.0], "area": 27888.0, "iscrowd": 0, "ignore": 0, "segmentation": [[301.0, 185.0, 469.0, 185.0, 469.0, 351.0, 301.0, 351.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane in the center"}, {"id": 1256, "image_id": 747, "category_id": 15, "bbox": [98.0, 88.0, 29.0, 17.0], "area": 493.0, "iscrowd": 0, "ignore": 0, "segmentation": [[98.0, 88.0, 127.0, 88.0, 127.0, 105.0, 98.0, 105.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 1257, "image_id": 747, "category_id": 15, "bbox": [161.0, 108.0, 33.0, 17.0], "area": 561.0, "iscrowd": 0, "ignore": 0, "segmentation": [[161.0, 108.0, 194.0, 108.0, 194.0, 125.0, 161.0, 125.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right and the same size as another middle sar ship"}, {"id": 1258, "image_id": 747, "category_id": 15, "bbox": [179.0, 159.0, 28.0, 24.0], "area": 672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[179.0, 159.0, 207.0, 159.0, 207.0, 183.0, 179.0, 183.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1259, "image_id": 748, "category_id": 11, "bbox": [58.0, 188.0, 549.0, 472.0], "area": 259128.0, "iscrowd": 0, "ignore": 0, "segmentation": [[58.0, 188.0, 607.0, 188.0, 607.0, 660.0, 58.0, 660.0]], "category_name": "optical ship", "caption": "A optical ship is on the left"}, {"id": 1260, "image_id": 748, "category_id": 11, "bbox": [171.0, 333.0, 556.0, 491.0], "area": 272996.0, "iscrowd": 0, "ignore": 0, "segmentation": [[171.0, 333.0, 727.0, 333.0, 727.0, 824.0, 171.0, 824.0]], "category_name": "optical ship", "caption": "A optical ship is on the bottom"}, {"id": 1261, "image_id": 748, "category_id": 11, "bbox": [686.0, 112.0, 310.0, 265.0], "area": 82150.0, "iscrowd": 0, "ignore": 0, "segmentation": [[686.0, 112.0, 996.0, 112.0, 996.0, 377.0, 686.0, 377.0]], "category_name": "optical ship", "caption": "A big optical ship is on the upper right of the image, close to the shore."}, {"id": 1262, "image_id": 749, "category_id": 15, "bbox": [181.0, 58.0, 21.0, 17.0], "area": 357.0, "iscrowd": 0, "ignore": 0, "segmentation": [[181.0, 58.0, 202.0, 58.0, 202.0, 75.0, 181.0, 75.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 1263, "image_id": 749, "category_id": 15, "bbox": [117.0, 29.0, 26.0, 19.0], "area": 494.0, "iscrowd": 0, "ignore": 0, "segmentation": [[117.0, 29.0, 143.0, 29.0, 143.0, 48.0, 117.0, 48.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 1264, "image_id": 749, "category_id": 15, "bbox": [122.0, 193.0, 21.0, 16.0], "area": 336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[122.0, 193.0, 143.0, 193.0, 143.0, 209.0, 122.0, 209.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 1265, "image_id": 749, "category_id": 15, "bbox": [72.0, 197.0, 23.0, 13.0], "area": 299.0, "iscrowd": 0, "ignore": 0, "segmentation": [[72.0, 197.0, 95.0, 197.0, 95.0, 210.0, 72.0, 210.0]], "category_name": "sar ship", "caption": "One small sar ship is on the lower left and positioned to the left of the other bottom sar ship"}, {"id": 1266, "image_id": 750, "category_id": 15, "bbox": [38.0, 206.0, 77.0, 24.0], "area": 1848.0, "iscrowd": 0, "ignore": 0, "segmentation": [[38.0, 206.0, 115.0, 206.0, 115.0, 230.0, 38.0, 230.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 1267, "image_id": 751, "category_id": 12, "bbox": [309.0, 127.0, 200.0, 175.0], "area": 35000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[309.0, 127.0, 509.0, 127.0, 509.0, 302.0, 309.0, 302.0]], "category_name": "optical airplane", "caption": "The optical airplane in the middle of the image"}, {"id": 1268, "image_id": 751, "category_id": 12, "bbox": [421.0, 336.0, 191.0, 174.0], "area": 33234.0, "iscrowd": 0, "ignore": 0, "segmentation": [[421.0, 336.0, 612.0, 336.0, 612.0, 510.0, 421.0, 510.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the bottom right corner of the image"}, {"id": 1269, "image_id": 752, "category_id": 12, "bbox": [123.0, 30.0, 204.0, 174.0], "area": 35496.0, "iscrowd": 0, "ignore": 0, "segmentation": [[123.0, 30.0, 327.0, 30.0, 327.0, 204.0, 123.0, 204.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the upper left corner of the image"}, {"id": 1270, "image_id": 752, "category_id": 12, "bbox": [240.0, 230.0, 208.0, 169.0], "area": 35152.0, "iscrowd": 0, "ignore": 0, "segmentation": [[240.0, 230.0, 448.0, 230.0, 448.0, 399.0, 240.0, 399.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the middle of the image"}, {"id": 1271, "image_id": 753, "category_id": 11, "bbox": [468.0, 383.0, 150.0, 320.0], "area": 48000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[468.0, 383.0, 618.0, 383.0, 618.0, 703.0, 468.0, 703.0]], "category_name": "optical ship", "caption": "A None optical ship is in the middle of the image, close to the shore."}, {"id": 1272, "image_id": 753, "category_id": 11, "bbox": [434.0, 298.0, 166.0, 330.0], "area": 54780.0, "iscrowd": 0, "ignore": 0, "segmentation": [[434.0, 298.0, 600.0, 298.0, 600.0, 628.0, 434.0, 628.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 1273, "image_id": 754, "category_id": 10, "bbox": [23.0, 138.0, 249.0, 242.0], "area": 60258.0, "iscrowd": 0, "ignore": 0, "segmentation": [[23.0, 138.0, 272.0, 138.0, 272.0, 380.0, 23.0, 380.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank on the left side of the image"}, {"id": 1274, "image_id": 754, "category_id": 10, "bbox": [337.0, 64.0, 259.0, 242.0], "area": 62678.0, "iscrowd": 0, "ignore": 0, "segmentation": [[337.0, 64.0, 596.0, 64.0, 596.0, 306.0, 337.0, 306.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the center of the image"}, {"id": 1275, "image_id": 755, "category_id": 11, "bbox": [222.0, 71.0, 504.0, 686.0], "area": 345744.0, "iscrowd": 0, "ignore": 0, "segmentation": [[222.0, 71.0, 726.0, 71.0, 726.0, 757.0, 222.0, 757.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 1276, "image_id": 756, "category_id": 11, "bbox": [186.0, 61.0, 363.0, 346.0], "area": 125598.0, "iscrowd": 0, "ignore": 0, "segmentation": [[186.0, 61.0, 549.0, 61.0, 549.0, 407.0, 186.0, 407.0]], "category_name": "optical ship", "caption": "A optical ship is on the upper left"}, {"id": 1277, "image_id": 756, "category_id": 11, "bbox": [582.0, 430.0, 369.0, 361.0], "area": 133209.0, "iscrowd": 0, "ignore": 0, "segmentation": [[582.0, 430.0, 951.0, 430.0, 951.0, 791.0, 582.0, 791.0]], "category_name": "optical ship", "caption": "A optical ship is on the bottom"}, {"id": 1278, "image_id": 757, "category_id": 15, "bbox": [56.0, 17.0, 47.0, 80.0], "area": 3760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[56.0, 17.0, 103.0, 17.0, 103.0, 97.0, 56.0, 97.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the upper left"}, {"id": 1279, "image_id": 758, "category_id": 11, "bbox": [400.0, 204.0, 306.0, 710.0], "area": 217260.0, "iscrowd": 0, "ignore": 0, "segmentation": [[400.0, 204.0, 706.0, 204.0, 706.0, 914.0, 400.0, 914.0]], "category_name": "optical ship", "caption": "There is a big optical ship,and the optical ship that needs to be found is located in the upper right corner of it."}, {"id": 1280, "image_id": 758, "category_id": 11, "bbox": [127.0, 192.0, 411.0, 934.0], "area": 383874.0, "iscrowd": 0, "ignore": 0, "segmentation": [[127.0, 192.0, 538.0, 192.0, 538.0, 1126.0, 127.0, 1126.0]], "category_name": "optical ship", "caption": "The big optical ship"}, {"id": 1281, "image_id": 759, "category_id": 11, "bbox": [60.0, 344.0, 834.0, 588.0], "area": 490392.0, "iscrowd": 0, "ignore": 0, "segmentation": [[60.0, 344.0, 894.0, 344.0, 894.0, 932.0, 60.0, 932.0]], "category_name": "optical ship", "caption": "The big optical ship"}, {"id": 1282, "image_id": 760, "category_id": 15, "bbox": [32.0, 83.0, 29.0, 66.0], "area": 1914.0, "iscrowd": 0, "ignore": 0, "segmentation": [[32.0, 83.0, 61.0, 83.0, 61.0, 149.0, 32.0, 149.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 1283, "image_id": 761, "category_id": 11, "bbox": [159.0, 153.0, 81.0, 325.0], "area": 26325.0, "iscrowd": 0, "ignore": 0, "segmentation": [[159.0, 153.0, 240.0, 153.0, 240.0, 478.0, 159.0, 478.0]], "category_name": "optical ship", "caption": "A optical ship is on the left"}, {"id": 1284, "image_id": 761, "category_id": 11, "bbox": [249.0, 121.0, 77.0, 311.0], "area": 23947.0, "iscrowd": 0, "ignore": 0, "segmentation": [[249.0, 121.0, 326.0, 121.0, 326.0, 432.0, 249.0, 432.0]], "category_name": "optical ship", "caption": "A optical ship is on the upper left"}, {"id": 1285, "image_id": 761, "category_id": 11, "bbox": [693.0, 49.0, 171.0, 536.0], "area": 91656.0, "iscrowd": 0, "ignore": 0, "segmentation": [[693.0, 49.0, 864.0, 49.0, 864.0, 585.0, 693.0, 585.0]], "category_name": "optical ship", "caption": "A big optical ship is on the right of the image, close to the shore."}, {"id": 1286, "image_id": 761, "category_id": 11, "bbox": [636.0, 454.0, 73.0, 360.0], "area": 26280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[636.0, 454.0, 709.0, 454.0, 709.0, 814.0, 636.0, 814.0]], "category_name": "optical 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[127.0, 274.0, 162.0, 140.0], "area": 22680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[127.0, 274.0, 289.0, 274.0, 289.0, 414.0, 127.0, 414.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the middle of the image"}, {"id": 1294, "image_id": 766, "category_id": 10, "bbox": [60.0, 435.0, 162.0, 147.0], "area": 23814.0, "iscrowd": 0, "ignore": 0, "segmentation": [[60.0, 435.0, 222.0, 435.0, 222.0, 582.0, 60.0, 582.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the bottom left corner of the image"}, {"id": 1295, "image_id": 766, "category_id": 10, "bbox": [246.0, 459.0, 169.0, 146.0], "area": 24674.0, "iscrowd": 0, "ignore": 0, "segmentation": [[246.0, 459.0, 415.0, 459.0, 415.0, 605.0, 246.0, 605.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank at the bottom of the image"}, {"id": 1296, "image_id": 767, "category_id": 15, "bbox": [117.0, 123.0, 54.0, 49.0], 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170.0, 1.0, 170.0, 47.0, 117.0, 47.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1300, "image_id": 770, "category_id": 10, "bbox": [323.0, 34.0, 128.0, 112.0], "area": 14336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[323.0, 34.0, 451.0, 34.0, 451.0, 146.0, 323.0, 146.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the upper right corner of the image"}, {"id": 1301, "image_id": 770, "category_id": 10, "bbox": [330.0, 174.0, 170.0, 155.0], "area": 26350.0, "iscrowd": 0, "ignore": 0, "segmentation": [[330.0, 174.0, 500.0, 174.0, 500.0, 329.0, 330.0, 329.0]], "category_name": "optical storage tank", "caption": "There is a big optical storage tank"}, {"id": 1302, "image_id": 771, "category_id": 15, "bbox": [136.0, 191.0, 66.0, 65.0], "area": 4290.0, "iscrowd": 0, "ignore": 0, "segmentation": [[136.0, 191.0, 202.0, 191.0, 202.0, 256.0, 136.0, 256.0]], "category_name": "sar ship", "caption": "A massive 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"category_name": "optical ship", "caption": "A big optical ship is on the bottom of the image, close to the shore."}, {"id": 1313, "image_id": 775, "category_id": 11, "bbox": [687.0, 420.0, 127.0, 87.0], "area": 11049.0, "iscrowd": 0, "ignore": 0, "segmentation": [[687.0, 420.0, 814.0, 420.0, 814.0, 507.0, 687.0, 507.0]], "category_name": "optical ship", "caption": "A optical ship is in the middle"}, {"id": 1314, "image_id": 776, "category_id": 10, "bbox": [289.0, 60.0, 183.0, 180.0], "area": 32940.0, "iscrowd": 0, "ignore": 0, "segmentation": [[289.0, 60.0, 472.0, 60.0, 472.0, 240.0, 289.0, 240.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the top of the image"}, {"id": 1315, "image_id": 776, "category_id": 10, "bbox": [61.0, 70.0, 166.0, 157.0], "area": 26062.0, "iscrowd": 0, "ignore": 0, "segmentation": [[61.0, 70.0, 227.0, 70.0, 227.0, 227.0, 61.0, 227.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank 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{"id": 1319, "image_id": 777, "category_id": 11, "bbox": [560.0, 255.0, 108.0, 156.0], "area": 16848.0, "iscrowd": 0, "ignore": 0, "segmentation": [[560.0, 255.0, 668.0, 255.0, 668.0, 411.0, 560.0, 411.0]], "category_name": "optical ship", "caption": "A optical ship is in the middle"}, {"id": 1320, "image_id": 777, "category_id": 11, "bbox": [695.0, 151.0, 332.0, 378.0], "area": 125496.0, "iscrowd": 0, "ignore": 0, "segmentation": [[695.0, 151.0, 1027.0, 151.0, 1027.0, 529.0, 695.0, 529.0]], "category_name": "optical ship", "caption": "A optical ship is on the right"}, {"id": 1321, "image_id": 778, "category_id": 15, "bbox": [36.0, 27.0, 51.0, 50.0], "area": 2550.0, "iscrowd": 0, "ignore": 0, "segmentation": [[36.0, 27.0, 87.0, 27.0, 87.0, 77.0, 36.0, 77.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 1322, "image_id": 779, "category_id": 10, "bbox": [157.0, 458.0, 213.0, 198.0], "area": 42174.0, "iscrowd": 0, "ignore": 0, "segmentation": [[157.0, 458.0, 370.0, 458.0, 370.0, 656.0, 157.0, 656.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the left side of the image"}, {"id": 1323, "image_id": 779, "category_id": 10, "bbox": [710.0, 475.0, 213.0, 196.0], "area": 41748.0, "iscrowd": 0, "ignore": 0, "segmentation": [[710.0, 475.0, 923.0, 475.0, 923.0, 671.0, 710.0, 671.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the bottom right corner of the image"}, {"id": 1324, "image_id": 780, "category_id": 10, "bbox": [754.0, 723.0, 284.0, 258.0], "area": 73272.0, "iscrowd": 0, "ignore": 0, "segmentation": [[754.0, 723.0, 1038.0, 723.0, 1038.0, 981.0, 754.0, 981.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the bottom right corner of the image"}, {"id": 1325, "image_id": 780, "category_id": 10, "bbox": [177.0, 727.0, 286.0, 258.0], "area": 73788.0, "iscrowd": 0, "ignore": 0, "segmentation": [[177.0, 727.0, 463.0, 727.0, 463.0, 985.0, 177.0, 985.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the bottom left corner of the image"}, {"id": 1326, "image_id": 780, "category_id": 10, "bbox": [169.0, 155.0, 296.0, 282.0], "area": 83472.0, "iscrowd": 0, "ignore": 0, "segmentation": [[169.0, 155.0, 465.0, 155.0, 465.0, 437.0, 169.0, 437.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the top left corner of the image"}, {"id": 1327, "image_id": 780, "category_id": 10, "bbox": [756.0, 161.0, 284.0, 266.0], "area": 75544.0, "iscrowd": 0, "ignore": 0, "segmentation": [[756.0, 161.0, 1040.0, 161.0, 1040.0, 427.0, 756.0, 427.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the top right corner of the image"}, {"id": 1328, "image_id": 781, "category_id": 11, "bbox": [0.0, 525.57227, 119.76758, 45.95506999999998], "area": 5503.927522630597, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 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"caption": "A optical ship is in the middle"}, {"id": 1332, "image_id": 783, "category_id": 11, "bbox": [93.41504, 328.6621, 120.16308000000001, 34.875], "area": 4190.687415, "iscrowd": 0, "ignore": 0, "segmentation": [[93.41504, 328.6621, 213.57812, 328.6621, 213.57812, 363.5371, 93.41504, 363.5371]], "category_name": "optical ship", "caption": "A medium-sized optical ship is on the left"}, {"id": 1333, "image_id": 784, "category_id": 11, "bbox": [861.0, 463.0, 22.0, 22.0], "area": 484.0, "iscrowd": 0, "ignore": 0, "segmentation": [[861.0, 463.0, 883.0, 463.0, 883.0, 485.0, 861.0, 485.0]], "category_name": "optical ship", "caption": "The medium-sized optical ship is on the sea."}, {"id": 1334, "image_id": 784, "category_id": 11, "bbox": [209.0, 113.0, 378.0, 224.0], "area": 84672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[209.0, 113.0, 587.0, 113.0, 587.0, 337.0, 209.0, 337.0]], "category_name": "optical ship", "caption": "A big optical ship is on the top of the image, close to 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"category_name": "optical ship", "caption": "A big optical ship is on the lower right of the image, close to the shore."}, {"id": 1371, "image_id": 798, "category_id": 11, "bbox": [751.0, 263.0, 76.0, 100.0], "area": 7600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[751.0, 263.0, 827.0, 263.0, 827.0, 363.0, 751.0, 363.0]], "category_name": "optical ship", "caption": "A optical ship is on the right"}, {"id": 1372, "image_id": 799, "category_id": 15, "bbox": [149.0, 93.0, 46.0, 47.0], "area": 2162.0, "iscrowd": 0, "ignore": 0, "segmentation": [[149.0, 93.0, 195.0, 93.0, 195.0, 140.0, 149.0, 140.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 1373, "image_id": 800, "category_id": 11, "bbox": [728.0, 184.0, 16.0, 32.0], "area": 512.0, "iscrowd": 0, "ignore": 0, "segmentation": [[728.0, 184.0, 744.0, 184.0, 744.0, 216.0, 728.0, 216.0]], "category_name": "optical ship", "caption": "The medium-sized optical ship is on the sea."}, {"id": 1374, 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974.0, 226.0, 974.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the bottom of the image"}, {"id": 1391, "image_id": 807, "category_id": 3, "bbox": [531.0, 661.0, 233.0, 238.0], "area": 55454.0, "iscrowd": 0, "ignore": 0, "segmentation": [[531.0, 661.0, 764.0, 661.0, 764.0, 899.0, 531.0, 899.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom right corner of the image"}, {"id": 1392, "image_id": 808, "category_id": 15, "bbox": [9.0, 75.0, 54.0, 51.0], "area": 2754.0, "iscrowd": 0, "ignore": 0, "segmentation": [[9.0, 75.0, 63.0, 75.0, 63.0, 126.0, 9.0, 126.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 1393, "image_id": 809, "category_id": 12, "bbox": [848.0, 122.0, 220.0, 240.0], "area": 52800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[848.0, 122.0, 1068.0, 122.0, 1068.0, 362.0, 848.0, 362.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the upper right corner of the image"}, {"id": 1394, "image_id": 809, "category_id": 12, "bbox": [462.0, 194.0, 248.0, 228.0], "area": 56544.0, "iscrowd": 0, "ignore": 0, "segmentation": [[462.0, 194.0, 710.0, 194.0, 710.0, 422.0, 462.0, 422.0]], "category_name": "optical airplane", "caption": "There is a optical airplane at the top of the image"}, {"id": 1395, "image_id": 809, "category_id": 12, "bbox": [464.0, 428.0, 252.0, 238.0], "area": 59976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[464.0, 428.0, 716.0, 428.0, 716.0, 666.0, 464.0, 666.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the middle of the image"}, {"id": 1396, "image_id": 809, "category_id": 12, "bbox": [454.0, 686.0, 250.0, 228.0], "area": 57000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[454.0, 686.0, 704.0, 686.0, 704.0, 914.0, 454.0, 914.0]], "category_name": "optical airplane", "caption": "There is a optical airplane at the bottom of the image"}, {"id": 1397, "image_id": 810, "category_id": 15, "bbox": [91.0, 92.0, 40.0, 53.0], "area": 2120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[91.0, 92.0, 131.0, 92.0, 131.0, 145.0, 91.0, 145.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 1398, "image_id": 811, "category_id": 15, "bbox": [78.0, 220.0, 22.0, 36.0], "area": 792.0, "iscrowd": 0, "ignore": 0, "segmentation": [[78.0, 220.0, 100.0, 220.0, 100.0, 256.0, 78.0, 256.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 1399, "image_id": 812, "category_id": 11, "bbox": [422.0, 41.0, 54.0, 174.0], "area": 9396.0, "iscrowd": 0, "ignore": 0, "segmentation": [[422.0, 41.0, 476.0, 41.0, 476.0, 215.0, 422.0, 215.0]], "category_name": "optical ship", "caption": "A optical ship is on the top"}, {"id": 1400, "image_id": 812, "category_id": 11, "bbox": [331.0, 12.0, 68.0, 330.0], "area": 22440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[331.0, 12.0, 399.0, 12.0, 399.0, 342.0, 331.0, 342.0]], "category_name": "optical ship", "caption": "A big optical ship is on the upper left of the image, close to the shore."}, {"id": 1401, "image_id": 812, "category_id": 11, "bbox": [407.0, 489.0, 44.0, 156.0], "area": 6864.0, "iscrowd": 0, "ignore": 0, "segmentation": [[407.0, 489.0, 451.0, 489.0, 451.0, 645.0, 407.0, 645.0]], "category_name": "optical ship", "caption": "A optical ship is on the bottom"}, {"id": 1402, "image_id": 812, "category_id": 11, "bbox": [675.0, 307.0, 98.0, 504.0], "area": 49392.0, "iscrowd": 0, "ignore": 0, "segmentation": [[675.0, 307.0, 773.0, 307.0, 773.0, 811.0, 675.0, 811.0]], "category_name": "optical ship", "caption": "A big optical ship is on the bottom of the image, close to the shore."}, {"id": 1403, "image_id": 813, "category_id": 11, "bbox": [160.0, 205.0, 197.0, 327.0], "area": 64419.0, "iscrowd": 0, "ignore": 0, "segmentation": [[160.0, 205.0, 357.0, 205.0, 357.0, 532.0, 160.0, 532.0]], "category_name": "optical ship", "caption": "A big optical ship is on the left of the image, close to the shore."}, {"id": 1404, "image_id": 813, "category_id": 11, "bbox": [240.0, 182.0, 190.0, 288.0], "area": 54720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[240.0, 182.0, 430.0, 182.0, 430.0, 470.0, 240.0, 470.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 1405, "image_id": 814, "category_id": 11, "bbox": [701.0, 76.0, 84.0, 128.0], "area": 10752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[701.0, 76.0, 785.0, 76.0, 785.0, 204.0, 701.0, 204.0]], "category_name": "optical ship", "caption": "A big optical ship is on the top of the image, close to the shore."}, {"id": 1406, "image_id": 814, "category_id": 11, "bbox": [125.0, 327.0, 166.0, 486.0], "area": 80676.0, "iscrowd": 0, "ignore": 0, "segmentation": [[125.0, 327.0, 291.0, 327.0, 291.0, 813.0, 125.0, 813.0]], "category_name": "optical ship", "caption": "A big optical ship is on the lower left of the image, close to the shore."}, {"id": 1407, "image_id": 814, "category_id": 11, "bbox": [759.0, 10.0, 298.0, 468.0], "area": 139464.0, "iscrowd": 0, "ignore": 0, "segmentation": [[759.0, 10.0, 1057.0, 10.0, 1057.0, 478.0, 759.0, 478.0]], "category_name": "optical ship", "caption": "A big optical ship is on the upper right of the image, close to the shore."}, {"id": 1408, "image_id": 814, "category_id": 11, "bbox": [749.0, 203.0, 208.0, 316.0], "area": 65728.0, "iscrowd": 0, "ignore": 0, "segmentation": [[749.0, 203.0, 957.0, 203.0, 957.0, 519.0, 749.0, 519.0]], "category_name": "optical ship", "caption": "A big optical ship is on the right of the image, close to the shore."}, {"id": 1409, "image_id": 815, "category_id": 11, "bbox": [530.0, 430.0, 68.0, 165.0], "area": 11220.0, "iscrowd": 0, "ignore": 0, "segmentation": [[530.0, 430.0, 598.0, 430.0, 598.0, 595.0, 530.0, 595.0]], "category_name": "optical ship", "caption": "A optical ship is on the lower right"}, {"id": 1410, "image_id": 816, "category_id": 15, "bbox": [121.0, 52.0, 45.0, 18.0], "area": 810.0, "iscrowd": 0, "ignore": 0, "segmentation": [[121.0, 52.0, 166.0, 52.0, 166.0, 70.0, 121.0, 70.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1411, "image_id": 817, "category_id": 11, "bbox": [339.0, 398.0, 300.0, 279.0], "area": 83700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[339.0, 398.0, 639.0, 398.0, 639.0, 677.0, 339.0, 677.0]], "category_name": "optical ship", "caption": "A big optical ship is on the bottom of the image, close to the shore."}, {"id": 1412, "image_id": 818, "category_id": 15, "bbox": [49.0, 146.0, 32.0, 17.0], "area": 544.0, "iscrowd": 0, "ignore": 0, "segmentation": [[49.0, 146.0, 81.0, 146.0, 81.0, 163.0, 49.0, 163.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the left"}, {"id": 1413, "image_id": 819, "category_id": 11, "bbox": [167.0, 561.0, 142.0, 106.0], "area": 15052.0, "iscrowd": 0, "ignore": 0, "segmentation": [[167.0, 561.0, 309.0, 561.0, 309.0, 667.0, 167.0, 667.0]], "category_name": "optical ship", "caption": "A big optical ship is on the lower left of the image, close to the shore."}, {"id": 1414, "image_id": 819, "category_id": 11, "bbox": [283.0, 555.0, 256.0, 182.0], "area": 46592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[283.0, 555.0, 539.0, 555.0, 539.0, 737.0, 283.0, 737.0]], "category_name": "optical ship", "caption": "A optical ship is on the bottom"}, {"id": 1415, "image_id": 820, "category_id": 15, "bbox": [168.0, 4.0, 13.0, 31.0], "area": 403.0, "iscrowd": 0, "ignore": 0, "segmentation": [[168.0, 4.0, 181.0, 4.0, 181.0, 35.0, 168.0, 35.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 1416, "image_id": 821, "category_id": 12, "bbox": [126.0, 365.0, 103.0, 135.0], "area": 13905.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 365.0, 229.0, 365.0, 229.0, 500.0, 126.0, 500.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane at the bottom left"}, {"id": 1417, "image_id": 822, "category_id": 12, "bbox": [212.0, 305.0, 122.0, 112.0], "area": 13664.0, "iscrowd": 0, "ignore": 0, "segmentation": [[212.0, 305.0, 334.0, 305.0, 334.0, 417.0, 212.0, 417.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the middle of the image"}, {"id": 1418, "image_id": 822, "category_id": 12, "bbox": [507.0, 308.0, 103.0, 91.0], "area": 9373.0, "iscrowd": 0, "ignore": 0, "segmentation": [[507.0, 308.0, 610.0, 308.0, 610.0, 399.0, 507.0, 399.0]], "category_name": "optical airplane", "caption": "The optical airplane on the right side of the image"}, {"id": 1419, "image_id": 823, "category_id": 11, "bbox": [338.0, 635.0, 64.0, 36.0], "area": 2304.0, "iscrowd": 0, "ignore": 0, "segmentation": [[338.0, 635.0, 402.0, 635.0, 402.0, 671.0, 338.0, 671.0]], "category_name": "optical ship", "caption": "One optical ship is positioned to the upper right of the other Ticonderoga"}, {"id": 1420, "image_id": 823, "category_id": 11, "bbox": [295.0, 857.0, 58.0, 18.0], "area": 1044.0, "iscrowd": 0, "ignore": 0, "segmentation": [[295.0, 857.0, 353.0, 857.0, 353.0, 875.0, 295.0, 875.0]], "category_name": "optical ship", "caption": "One optical ship is positioned to the lower right of the other Ticonderoga"}, {"id": 1421, "image_id": 823, "category_id": 11, "bbox": [263.0, 576.0, 90.0, 304.0], "area": 27360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[263.0, 576.0, 353.0, 576.0, 353.0, 880.0, 263.0, 880.0]], "category_name": "optical ship", "caption": "A big optical ship is on the lower left of the image, close to the shore."}, {"id": 1422, "image_id": 823, "category_id": 11, "bbox": [328.0, 108.0, 110.0, 288.0], "area": 31680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[328.0, 108.0, 438.0, 108.0, 438.0, 396.0, 328.0, 396.0]], "category_name": "optical ship", "caption": "A big optical ship is on the top of the image, close to the shore."}, {"id": 1423, "image_id": 823, "category_id": 11, "bbox": [307.0, 493.0, 62.0, 62.0], "area": 3844.0, "iscrowd": 0, "ignore": 0, "segmentation": [[307.0, 493.0, 369.0, 493.0, 369.0, 555.0, 307.0, 555.0]], "category_name": "optical ship", "caption": "A big optical ship is in the middle of the image, close to the shore."}, {"id": 1424, "image_id": 824, "category_id": 12, "bbox": [312.0, 304.0, 75.0, 78.0], "area": 5850.0, "iscrowd": 0, "ignore": 0, "segmentation": [[312.0, 304.0, 387.0, 304.0, 387.0, 382.0, 312.0, 382.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the middle of the image"}, {"id": 1425, "image_id": 824, "category_id": 12, "bbox": [179.0, 398.0, 85.0, 87.0], "area": 7395.0, "iscrowd": 0, "ignore": 0, "segmentation": [[179.0, 398.0, 264.0, 398.0, 264.0, 485.0, 179.0, 485.0]], "category_name": "optical airplane", "caption": "There is a optical airplane at the bottom of the image"}, {"id": 1426, "image_id": 824, "category_id": 12, "bbox": [104.0, 42.0, 55.0, 41.0], "area": 2255.0, "iscrowd": 0, "ignore": 0, "segmentation": [[104.0, 42.0, 159.0, 42.0, 159.0, 83.0, 104.0, 83.0]], "category_name": "optical airplane", "caption": "The small optical airplane"}, {"id": 1427, "image_id": 825, "category_id": 3, "bbox": [64.0, 290.0, 564.0, 570.0], "area": 321480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[64.0, 290.0, 628.0, 290.0, 628.0, 860.0, 64.0, 860.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 1428, "image_id": 825, "category_id": 3, "bbox": [796.0, 940.0, 262.0, 248.0], "area": 64976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[796.0, 940.0, 1058.0, 940.0, 1058.0, 1188.0, 796.0, 1188.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the bottom of the image"}, {"id": 1429, "image_id": 825, "category_id": 3, "bbox": [1462.0, 696.0, 300.0, 310.0], "area": 93000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1462.0, 696.0, 1762.0, 696.0, 1762.0, 1006.0, 1462.0, 1006.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom right corner of the image"}, {"id": 1430, "image_id": 826, "category_id": 11, "bbox": [724.0, 107.0, 364.0, 183.0], "area": 66612.0, "iscrowd": 0, "ignore": 0, "segmentation": [[724.0, 107.0, 1088.0, 107.0, 1088.0, 290.0, 724.0, 290.0]], "category_name": "optical ship", "caption": "A big optical ship is on the upper right of the image, close to the shore."}, {"id": 1431, "image_id": 826, "category_id": 11, "bbox": [698.0, 201.0, 345.0, 184.0], "area": 63480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[698.0, 201.0, 1043.0, 201.0, 1043.0, 385.0, 698.0, 385.0]], "category_name": "optical ship", "caption": "A big optical ship is on the right of the image, close to the shore."}, {"id": 1432, "image_id": 826, "category_id": 11, "bbox": [166.0, 487.0, 274.0, 127.0], "area": 34798.0, "iscrowd": 0, "ignore": 0, "segmentation": [[166.0, 487.0, 440.0, 487.0, 440.0, 614.0, 166.0, 614.0]], "category_name": "optical ship", "caption": "A big optical ship is on the left of the image, close to the shore."}, {"id": 1433, "image_id": 826, "category_id": 11, "bbox": [41.0, 563.0, 107.0, 226.0], "area": 24182.0, "iscrowd": 0, "ignore": 0, "segmentation": [[41.0, 563.0, 148.0, 563.0, 148.0, 789.0, 41.0, 789.0]], "category_name": "optical ship", "caption": "A big optical ship is on the lower left of the image, close to the shore."}, {"id": 1434, "image_id": 827, "category_id": 15, "bbox": [163.0, 67.0, 25.0, 11.0], "area": 275.0, "iscrowd": 0, "ignore": 0, "segmentation": [[163.0, 67.0, 188.0, 67.0, 188.0, 78.0, 163.0, 78.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper right"}, {"id": 1435, "image_id": 828, "category_id": 15, "bbox": [189.0, 205.0, 19.0, 26.0], "area": 494.0, "iscrowd": 0, "ignore": 0, "segmentation": [[189.0, 205.0, 208.0, 205.0, 208.0, 231.0, 189.0, 231.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 1436, "image_id": 829, "category_id": 2, "bbox": [196.0, 179.0, 306.0, 304.0], "area": 93024.0, "iscrowd": 0, "ignore": 0, "segmentation": [[196.0, 179.0, 502.0, 179.0, 502.0, 483.0, 196.0, 483.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1437, "image_id": 830, "category_id": 15, "bbox": [35.0, 130.0, 20.0, 24.0], "area": 480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[35.0, 130.0, 55.0, 130.0, 55.0, 154.0, 35.0, 154.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the left"}, {"id": 1438, "image_id": 831, "category_id": 15, "bbox": [34.0, 2.0, 21.0, 24.0], "area": 504.0, "iscrowd": 0, "ignore": 0, "segmentation": [[34.0, 2.0, 55.0, 2.0, 55.0, 26.0, 34.0, 26.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 1439, "image_id": 832, "category_id": 15, "bbox": [188.0, 125.0, 26.0, 31.0], "area": 806.0, "iscrowd": 0, "ignore": 0, "segmentation": [[188.0, 125.0, 214.0, 125.0, 214.0, 156.0, 188.0, 156.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 1440, "image_id": 833, "category_id": 15, "bbox": [14.0, 37.0, 25.0, 20.0], "area": 500.0, "iscrowd": 0, "ignore": 0, "segmentation": [[14.0, 37.0, 39.0, 37.0, 39.0, 57.0, 14.0, 57.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 1441, "image_id": 834, "category_id": 15, "bbox": [195.0, 218.0, 23.0, 28.0], "area": 644.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 218.0, 218.0, 218.0, 218.0, 246.0, 195.0, 246.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 1442, "image_id": 835, "category_id": 15, "bbox": [162.0, 138.0, 20.0, 18.0], "area": 360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[162.0, 138.0, 182.0, 138.0, 182.0, 156.0, 162.0, 156.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 1443, "image_id": 836, "category_id": 15, "bbox": [131.0, 137.0, 21.0, 23.0], "area": 483.0, "iscrowd": 0, "ignore": 0, "segmentation": [[131.0, 137.0, 152.0, 137.0, 152.0, 160.0, 131.0, 160.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 1444, "image_id": 837, "category_id": 15, "bbox": [131.0, 8.0, 22.0, 23.0], "area": 506.0, "iscrowd": 0, "ignore": 0, "segmentation": [[131.0, 8.0, 153.0, 8.0, 153.0, 31.0, 131.0, 31.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 1445, "image_id": 838, "category_id": 15, "bbox": [170.0, 153.0, 28.0, 19.0], "area": 532.0, "iscrowd": 0, "ignore": 0, "segmentation": [[170.0, 153.0, 198.0, 153.0, 198.0, 172.0, 170.0, 172.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 1446, "image_id": 839, "category_id": 15, "bbox": [111.0, 18.0, 14.0, 19.0], "area": 266.0, "iscrowd": 0, "ignore": 0, "segmentation": [[111.0, 18.0, 125.0, 18.0, 125.0, 37.0, 111.0, 37.0]], "category_name": "sar ship", "caption": "A small sar ship is on the top"}, {"id": 1447, "image_id": 840, "category_id": 15, "bbox": [71.0, 215.0, 28.0, 30.0], "area": 840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[71.0, 215.0, 99.0, 215.0, 99.0, 245.0, 71.0, 245.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 1448, "image_id": 841, "category_id": 12, "bbox": [490.0, 289.0, 132.0, 108.0], "area": 14256.0, "iscrowd": 0, "ignore": 0, "segmentation": [[490.0, 289.0, 622.0, 289.0, 622.0, 397.0, 490.0, 397.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane"}, {"id": 1449, "image_id": 842, "category_id": 15, "bbox": [123.0, 7.0, 32.0, 37.0], "area": 1184.0, "iscrowd": 0, "ignore": 0, "segmentation": [[123.0, 7.0, 155.0, 7.0, 155.0, 44.0, 123.0, 44.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1450, "image_id": 843, "category_id": 15, "bbox": [187.0, 55.0, 31.0, 37.0], "area": 1147.0, "iscrowd": 0, "ignore": 0, "segmentation": [[187.0, 55.0, 218.0, 55.0, 218.0, 92.0, 187.0, 92.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 1451, "image_id": 844, "category_id": 12, "bbox": [496.0, 556.0, 80.0, 84.0], "area": 6720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[496.0, 556.0, 576.0, 556.0, 576.0, 640.0, 496.0, 640.0]], "category_name": "optical airplane", "caption": "There is an optical airplane at the bottom of the image"}, {"id": 1452, "image_id": 844, "category_id": 12, "bbox": [555.0, 211.0, 103.0, 99.0], "area": 10197.0, "iscrowd": 0, "ignore": 0, "segmentation": [[555.0, 211.0, 658.0, 211.0, 658.0, 310.0, 555.0, 310.0]], "category_name": "optical airplane", "caption": "The optical airplane side of the image located on the right"}, {"id": 1453, "image_id": 844, "category_id": 12, "bbox": [249.0, 261.0, 100.0, 87.0], "area": 8700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[249.0, 261.0, 349.0, 261.0, 349.0, 348.0, 249.0, 348.0]], "category_name": "optical airplane", "caption": "There is a optical airplane side of the image located in the center"}, {"id": 1454, "image_id": 844, "category_id": 12, "bbox": [153.0, 117.0, 144.0, 112.0], "area": 16128.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 117.0, 297.0, 117.0, 297.0, 229.0, 153.0, 229.0]], "category_name": "optical airplane", "caption": "There is an optical airplane in the top left corner of the image"}, {"id": 1455, "image_id": 845, "category_id": 11, "bbox": [248.0, 320.0, 602.0, 720.0], "area": 433440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[248.0, 320.0, 850.0, 320.0, 850.0, 1040.0, 248.0, 1040.0]], "category_name": "optical ship", "caption": "The big optical ship"}, {"id": 1456, "image_id": 846, "category_id": 15, "bbox": [107.0, 16.0, 52.0, 34.0], "area": 1768.0, "iscrowd": 0, "ignore": 0, "segmentation": [[107.0, 16.0, 159.0, 16.0, 159.0, 50.0, 107.0, 50.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1457, "image_id": 847, "category_id": 2, "bbox": [678.0, 54.0, 302.0, 300.0], "area": 90600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[678.0, 54.0, 980.0, 54.0, 980.0, 354.0, 678.0, 354.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the upper right corner of the image"}, {"id": 1458, "image_id": 847, "category_id": 2, "bbox": [472.0, 340.0, 320.0, 316.0], "area": 101120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[472.0, 340.0, 792.0, 340.0, 792.0, 656.0, 472.0, 656.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the middle of the image"}, {"id": 1459, "image_id": 847, "category_id": 2, "bbox": [262.0, 610.0, 348.0, 366.0], "area": 127368.0, "iscrowd": 0, "ignore": 0, "segmentation": [[262.0, 610.0, 610.0, 610.0, 610.0, 976.0, 262.0, 976.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1460, "image_id": 848, "category_id": 15, "bbox": [87.0, 65.0, 22.0, 35.0], "area": 770.0, "iscrowd": 0, "ignore": 0, "segmentation": [[87.0, 65.0, 109.0, 65.0, 109.0, 100.0, 87.0, 100.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1461, "image_id": 849, "category_id": 2, "bbox": [336.0, 318.0, 303.0, 316.0], "area": 95748.0, "iscrowd": 0, "ignore": 0, "segmentation": [[336.0, 318.0, 639.0, 318.0, 639.0, 634.0, 336.0, 634.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the middle of the image"}, {"id": 1462, "image_id": 849, "category_id": 2, "bbox": [127.0, 604.0, 319.0, 329.0], "area": 104951.0, "iscrowd": 0, "ignore": 0, "segmentation": [[127.0, 604.0, 446.0, 604.0, 446.0, 933.0, 127.0, 933.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 1463, "image_id": 850, "category_id": 15, "bbox": [103.0, 54.0, 13.0, 18.0], "area": 234.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 54.0, 116.0, 54.0, 116.0, 72.0, 103.0, 72.0]], "category_name": "sar ship", "caption": "A small sar ship is on the top"}, {"id": 1464, "image_id": 851, "category_id": 15, "bbox": [144.0, 195.0, 20.0, 29.0], "area": 580.0, "iscrowd": 0, "ignore": 0, "segmentation": [[144.0, 195.0, 164.0, 195.0, 164.0, 224.0, 144.0, 224.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 1465, "image_id": 852, "category_id": 11, "bbox": [242.0, 185.0, 1426.0, 627.0], "area": 894102.0, "iscrowd": 0, "ignore": 0, "segmentation": [[242.0, 185.0, 1668.0, 185.0, 1668.0, 812.0, 242.0, 812.0]], "category_name": "optical ship", "caption": "There is a big optical ship"}, {"id": 1466, "image_id": 853, "category_id": 15, "bbox": [140.0, 1.0, 21.0, 20.0], "area": 420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[140.0, 1.0, 161.0, 1.0, 161.0, 21.0, 140.0, 21.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 1467, "image_id": 854, "category_id": 15, "bbox": [107.0, 192.0, 6.0, 34.0], "area": 204.0, "iscrowd": 0, "ignore": 0, "segmentation": [[107.0, 192.0, 113.0, 192.0, 113.0, 226.0, 107.0, 226.0]], "category_name": "sar ship", "caption": "A small sar ship is on the bottom"}, {"id": 1468, "image_id": 854, "category_id": 15, "bbox": [70.0, 219.0, 13.0, 13.0], "area": 169.0, "iscrowd": 0, "ignore": 0, "segmentation": [[70.0, 219.0, 83.0, 219.0, 83.0, 232.0, 70.0, 232.0]], "category_name": "sar ship", "caption": "A small sar ship is on the lower left"}, {"id": 1469, "image_id": 855, "category_id": 15, "bbox": [46.0, 168.0, 50.0, 33.0], "area": 1650.0, "iscrowd": 0, "ignore": 0, "segmentation": [[46.0, 168.0, 96.0, 168.0, 96.0, 201.0, 46.0, 201.0]], "category_name": "sar ship", "caption": "The large sar ship is on the lower left"}, {"id": 1470, "image_id": 855, "category_id": 15, "bbox": [198.0, 92.0, 13.0, 13.0], "area": 169.0, "iscrowd": 0, "ignore": 0, "segmentation": [[198.0, 92.0, 211.0, 92.0, 211.0, 105.0, 198.0, 105.0]], "category_name": "sar ship", "caption": "A small sar ship is on the right"}, {"id": 1471, "image_id": 855, "category_id": 15, "bbox": [234.0, 65.0, 8.0, 33.0], "area": 264.0, "iscrowd": 0, "ignore": 0, "segmentation": [[234.0, 65.0, 242.0, 65.0, 242.0, 98.0, 234.0, 98.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper right"}, {"id": 1472, "image_id": 856, "category_id": 15, "bbox": [173.0, 168.0, 48.0, 32.0], "area": 1536.0, "iscrowd": 0, "ignore": 0, "segmentation": [[173.0, 168.0, 221.0, 168.0, 221.0, 200.0, 173.0, 200.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1473, "image_id": 857, "category_id": 15, "bbox": [216.0, 158.0, 40.0, 34.0], "area": 1360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[216.0, 158.0, 256.0, 158.0, 256.0, 192.0, 216.0, 192.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1474, "image_id": 858, "category_id": 15, "bbox": [215.0, 27.0, 41.0, 36.0], "area": 1476.0, "iscrowd": 0, "ignore": 0, "segmentation": [[215.0, 27.0, 256.0, 27.0, 256.0, 63.0, 215.0, 63.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 1475, "image_id": 859, "category_id": 2, "bbox": [406.0, 636.0, 486.0, 464.0], "area": 225504.0, "iscrowd": 0, "ignore": 0, "segmentation": [[406.0, 636.0, 892.0, 636.0, 892.0, 1100.0, 406.0, 1100.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the bottom of the image"}, {"id": 1476, "image_id": 859, "category_id": 2, "bbox": [440.0, 107.0, 474.0, 388.0], "area": 183912.0, "iscrowd": 0, "ignore": 0, "segmentation": [[440.0, 107.0, 914.0, 107.0, 914.0, 495.0, 440.0, 495.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the top of the image"}, {"id": 1477, "image_id": 859, "category_id": 3, "bbox": [214.0, 153.0, 320.0, 336.0], "area": 107520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[214.0, 153.0, 534.0, 153.0, 534.0, 489.0, 214.0, 489.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper left corner of the image"}, {"id": 1478, "image_id": 860, "category_id": 3, "bbox": [252.0, 247.0, 469.0, 378.0], "area": 177282.0, "iscrowd": 0, "ignore": 0, "segmentation": [[252.0, 247.0, 721.0, 247.0, 721.0, 625.0, 252.0, 625.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 1479, "image_id": 861, "category_id": 15, "bbox": [27.0, 130.0, 57.0, 38.0], "area": 2166.0, "iscrowd": 0, "ignore": 0, "segmentation": [[27.0, 130.0, 84.0, 130.0, 84.0, 168.0, 27.0, 168.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 1480, "image_id": 862, "category_id": 15, "bbox": [153.0, 4.0, 56.0, 35.0], "area": 1960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 4.0, 209.0, 4.0, 209.0, 39.0, 153.0, 39.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 1481, "image_id": 863, "category_id": 2, "bbox": [465.0, 268.0, 358.0, 389.0], "area": 139262.0, "iscrowd": 0, "ignore": 0, "segmentation": [[465.0, 268.0, 823.0, 268.0, 823.0, 657.0, 465.0, 657.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1482, "image_id": 863, "category_id": 8, "bbox": [118.0, 176.0, 135.0, 84.0], "area": 11340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[118.0, 176.0, 253.0, 176.0, 253.0, 260.0, 118.0, 260.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper left corner of the image"}, {"id": 1483, "image_id": 863, "category_id": 8, "bbox": [113.0, 275.0, 137.0, 57.0], "area": 7809.0, "iscrowd": 0, "ignore": 0, "segmentation": [[113.0, 275.0, 250.0, 275.0, 250.0, 332.0, 113.0, 332.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the left side of the image"}, {"id": 1484, "image_id": 864, "category_id": 15, "bbox": [21.0, 38.0, 8.0, 23.0], "area": 184.0, "iscrowd": 0, "ignore": 0, "segmentation": [[21.0, 38.0, 29.0, 38.0, 29.0, 61.0, 21.0, 61.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper left"}, {"id": 1485, "image_id": 865, "category_id": 3, "bbox": [236.0, 620.0, 483.0, 489.0], "area": 236187.0, "iscrowd": 0, "ignore": 0, "segmentation": [[236.0, 620.0, 719.0, 620.0, 719.0, 1109.0, 236.0, 1109.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the middle of the image"}, {"id": 1486, "image_id": 865, "category_id": 2, "bbox": [479.0, 701.0, 468.0, 483.0], "area": 226044.0, "iscrowd": 0, "ignore": 0, "segmentation": [[479.0, 701.0, 947.0, 701.0, 947.0, 1184.0, 479.0, 1184.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1487, "image_id": 865, "category_id": 3, "bbox": [485.0, 158.0, 405.0, 399.0], "area": 161595.0, "iscrowd": 0, "ignore": 0, "segmentation": [[485.0, 158.0, 890.0, 158.0, 890.0, 557.0, 485.0, 557.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the top of the image"}, {"id": 1488, "image_id": 866, "category_id": 15, "bbox": [201.0, 164.0, 54.0, 17.0], "area": 918.0, "iscrowd": 0, "ignore": 0, "segmentation": [[201.0, 164.0, 255.0, 164.0, 255.0, 181.0, 201.0, 181.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1489, "image_id": 867, "category_id": 15, "bbox": [72.0, 166.0, 55.0, 15.0], "area": 825.0, "iscrowd": 0, "ignore": 0, "segmentation": [[72.0, 166.0, 127.0, 166.0, 127.0, 181.0, 72.0, 181.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 1490, "image_id": 868, "category_id": 3, "bbox": [443.0, 437.0, 496.0, 498.0], "area": 247008.0, "iscrowd": 0, "ignore": 0, "segmentation": [[443.0, 437.0, 939.0, 437.0, 939.0, 935.0, 443.0, 935.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the middle of the image"}, {"id": 1491, "image_id": 868, "category_id": 3, "bbox": [575.0, 857.0, 526.0, 528.0], "area": 277728.0, "iscrowd": 0, "ignore": 0, "segmentation": [[575.0, 857.0, 1101.0, 857.0, 1101.0, 1385.0, 575.0, 1385.0]], "category_name": "optical T junction", "caption": "The optical T junction at the bottom of the image"}, {"id": 1492, "image_id": 869, "category_id": 15, "bbox": [7.0, 174.0, 58.0, 25.0], "area": 1450.0, "iscrowd": 0, "ignore": 0, "segmentation": [[7.0, 174.0, 65.0, 174.0, 65.0, 199.0, 7.0, 199.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 1493, "image_id": 870, "category_id": 2, "bbox": [900.0, 38.0, 468.0, 471.0], "area": 220428.0, "iscrowd": 0, "ignore": 0, "segmentation": [[900.0, 38.0, 1368.0, 38.0, 1368.0, 509.0, 900.0, 509.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1494, "image_id": 870, "category_id": 2, "bbox": [584.0, 416.0, 448.0, 445.0], "area": 199360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[584.0, 416.0, 1032.0, 416.0, 1032.0, 861.0, 584.0, 861.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad,and the optical crossroad that needs to be found is located in the lower left corner of it."}, {"id": 1495, "image_id": 870, "category_id": 8, "bbox": [416.0, 682.0, 308.0, 300.0], "area": 92400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[416.0, 682.0, 724.0, 682.0, 724.0, 982.0, 416.0, 982.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom left corner of the image,and the optical parking lot that needs to be found is located in the upper right corner of it."}, {"id": 1496, "image_id": 870, "category_id": 8, "bbox": [173.0, 991.0, 228.0, 228.0], "area": 51984.0, "iscrowd": 0, "ignore": 0, "segmentation": [[173.0, 991.0, 401.0, 991.0, 401.0, 1219.0, 173.0, 1219.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom left corner of the image"}, {"id": 1497, "image_id": 871, "category_id": 3, "bbox": [215.0, 65.0, 306.0, 306.0], "area": 93636.0, "iscrowd": 0, "ignore": 0, "segmentation": [[215.0, 65.0, 521.0, 65.0, 521.0, 371.0, 215.0, 371.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper left corner of the image"}, {"id": 1498, "image_id": 871, "category_id": 2, "bbox": [224.0, 500.0, 309.0, 290.0], "area": 89610.0, "iscrowd": 0, "ignore": 0, "segmentation": [[224.0, 500.0, 533.0, 500.0, 533.0, 790.0, 224.0, 790.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the left side of the image"}, {"id": 1499, "image_id": 871, "category_id": 3, "bbox": [677.0, 1021.0, 284.0, 303.0], "area": 86052.0, "iscrowd": 0, "ignore": 0, "segmentation": [[677.0, 1021.0, 961.0, 1021.0, 961.0, 1324.0, 677.0, 1324.0]], "category_name": "optical T junction", "caption": "The optical T junction at the bottom of the image"}, {"id": 1500, "image_id": 871, "category_id": 2, "bbox": [656.0, 539.0, 311.0, 302.0], "area": 93922.0, "iscrowd": 0, "ignore": 0, "segmentation": [[656.0, 539.0, 967.0, 539.0, 967.0, 841.0, 656.0, 841.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the middle of the image"}, {"id": 1501, "image_id": 871, "category_id": 3, "bbox": [650.0, 110.0, 314.0, 309.0], "area": 97026.0, "iscrowd": 0, "ignore": 0, "segmentation": [[650.0, 110.0, 964.0, 110.0, 964.0, 419.0, 650.0, 419.0]], "category_name": "optical T junction", "caption": "The optical T junction at the top of the image"}, {"id": 1502, "image_id": 872, "category_id": 3, "bbox": [55.0, 452.0, 424.0, 436.0], "area": 184864.0, "iscrowd": 0, "ignore": 0, "segmentation": [[55.0, 452.0, 479.0, 452.0, 479.0, 888.0, 55.0, 888.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 1503, "image_id": 872, "category_id": 3, "bbox": [581.0, 512.0, 381.0, 388.0], "area": 147828.0, "iscrowd": 0, "ignore": 0, "segmentation": [[581.0, 512.0, 962.0, 512.0, 962.0, 900.0, 581.0, 900.0]], "category_name": "optical T junction", "caption": "The optical T junction in the middle of the image"}, {"id": 1504, "image_id": 872, "category_id": 3, "bbox": [1085.0, 674.0, 393.0, 409.0], "area": 160737.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1085.0, 674.0, 1478.0, 674.0, 1478.0, 1083.0, 1085.0, 1083.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 1505, "image_id": 873, "category_id": 15, "bbox": [143.0, 234.0, 62.0, 22.0], "area": 1364.0, "iscrowd": 0, "ignore": 0, "segmentation": [[143.0, 234.0, 205.0, 234.0, 205.0, 256.0, 143.0, 256.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1506, "image_id": 874, "category_id": 15, "bbox": [177.0, 175.0, 69.0, 40.0], "area": 2760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[177.0, 175.0, 246.0, 175.0, 246.0, 215.0, 177.0, 215.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1507, "image_id": 875, "category_id": 3, "bbox": [69.0, 147.0, 198.0, 190.0], "area": 37620.0, "iscrowd": 0, "ignore": 0, "segmentation": [[69.0, 147.0, 267.0, 147.0, 267.0, 337.0, 69.0, 337.0]], "category_name": "optical T junction", "caption": "The optical T junction in the upper left corner of the image"}, {"id": 1508, "image_id": 875, "category_id": 3, "bbox": [216.0, 129.0, 196.0, 198.0], "area": 38808.0, "iscrowd": 0, "ignore": 0, "segmentation": [[216.0, 129.0, 412.0, 129.0, 412.0, 327.0, 216.0, 327.0]], "category_name": "optical T junction", "caption": "The optical T junction at the top of the image"}, {"id": 1509, "image_id": 875, "category_id": 3, "bbox": [495.0, 88.0, 241.0, 236.0], "area": 56876.0, "iscrowd": 0, "ignore": 0, "segmentation": [[495.0, 88.0, 736.0, 88.0, 736.0, 324.0, 495.0, 324.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper right corner of the image"}, {"id": 1510, "image_id": 876, "category_id": 2, "bbox": [387.0, 192.0, 591.0, 583.0], "area": 344553.0, "iscrowd": 0, "ignore": 0, "segmentation": [[387.0, 192.0, 978.0, 192.0, 978.0, 775.0, 387.0, 775.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad located in the center"}, {"id": 1511, "image_id": 876, "category_id": 8, "bbox": [571.0, 45.0, 95.0, 152.0], "area": 14440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[571.0, 45.0, 666.0, 45.0, 666.0, 197.0, 571.0, 197.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot located in the center"}, {"id": 1512, "image_id": 877, "category_id": 15, "bbox": [52.0, 125.0, 29.0, 20.0], "area": 580.0, "iscrowd": 0, "ignore": 0, "segmentation": [[52.0, 125.0, 81.0, 125.0, 81.0, 145.0, 52.0, 145.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the left"}, {"id": 1513, "image_id": 878, "category_id": 15, "bbox": [6.0, 163.0, 22.0, 15.0], "area": 330.0, "iscrowd": 0, "ignore": 0, "segmentation": [[6.0, 163.0, 28.0, 163.0, 28.0, 178.0, 6.0, 178.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the lower left"}, {"id": 1514, "image_id": 878, "category_id": 15, "bbox": [21.0, 104.0, 54.0, 31.0], "area": 1674.0, "iscrowd": 0, "ignore": 0, "segmentation": [[21.0, 104.0, 75.0, 104.0, 75.0, 135.0, 21.0, 135.0]], "category_name": "sar ship", "caption": "The large sar ship is on the left"}, {"id": 1515, "image_id": 879, "category_id": 8, "bbox": [592.0, 201.0, 339.0, 255.0], "area": 86445.0, "iscrowd": 0, "ignore": 0, "segmentation": [[592.0, 201.0, 931.0, 201.0, 931.0, 456.0, 592.0, 456.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the right side of the image"}, {"id": 1516, "image_id": 879, "category_id": 8, "bbox": [19.0, 761.0, 128.0, 111.0], "area": 14208.0, "iscrowd": 0, "ignore": 0, "segmentation": [[19.0, 761.0, 147.0, 761.0, 147.0, 872.0, 19.0, 872.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot"}, {"id": 1517, "image_id": 879, "category_id": 8, "bbox": [105.0, 21.0, 153.0, 147.0], "area": 22491.0, "iscrowd": 0, "ignore": 0, "segmentation": [[105.0, 21.0, 258.0, 21.0, 258.0, 168.0, 105.0, 168.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper left corner of the image"}, {"id": 1518, "image_id": 880, "category_id": 15, "bbox": [229.0, 24.0, 18.0, 14.0], "area": 252.0, "iscrowd": 0, "ignore": 0, "segmentation": [[229.0, 24.0, 247.0, 24.0, 247.0, 38.0, 229.0, 38.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper right"}, {"id": 1519, "image_id": 881, "category_id": 2, "bbox": [91.0, 165.0, 528.0, 543.0], "area": 286704.0, "iscrowd": 0, "ignore": 0, "segmentation": [[91.0, 165.0, 619.0, 165.0, 619.0, 708.0, 91.0, 708.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1520, "image_id": 881, "category_id": 3, "bbox": [493.0, 459.0, 392.0, 466.0], "area": 182672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[493.0, 459.0, 885.0, 459.0, 885.0, 925.0, 493.0, 925.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 1521, "image_id": 882, "category_id": 8, "bbox": [835.0, 416.0, 141.0, 174.0], "area": 24534.0, "iscrowd": 0, "ignore": 0, "segmentation": [[835.0, 416.0, 976.0, 416.0, 976.0, 590.0, 835.0, 590.0]], "category_name": "optical parking lot", "caption": "There is a big optical crossroad and the optical parking lot that needs to be found is located in the corner of it on the right"}, {"id": 1522, "image_id": 882, "category_id": 8, "bbox": [900.0, 227.0, 186.0, 135.0], "area": 25110.0, "iscrowd": 0, "ignore": 0, "segmentation": [[900.0, 227.0, 1086.0, 227.0, 1086.0, 362.0, 900.0, 362.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the top right corner of the image."}, {"id": 1523, "image_id": 882, "category_id": 8, "bbox": [588.0, 41.0, 124.0, 154.0], "area": 19096.0, "iscrowd": 0, "ignore": 0, "segmentation": [[588.0, 41.0, 712.0, 41.0, 712.0, 195.0, 588.0, 195.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot at the top of the image."}, {"id": 1524, "image_id": 882, "category_id": 2, "bbox": [633.0, 177.0, 399.0, 410.0], "area": 163590.0, "iscrowd": 0, "ignore": 0, "segmentation": [[633.0, 177.0, 1032.0, 177.0, 1032.0, 587.0, 633.0, 587.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad."}, {"id": 1525, "image_id": 883, "category_id": 2, "bbox": [469.0, 150.0, 404.0, 433.0], "area": 174932.0, "iscrowd": 0, "ignore": 0, "segmentation": [[469.0, 150.0, 873.0, 150.0, 873.0, 583.0, 469.0, 583.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1526, "image_id": 883, "category_id": 3, "bbox": [499.0, 559.0, 365.0, 366.0], "area": 133590.0, "iscrowd": 0, "ignore": 0, "segmentation": [[499.0, 559.0, 864.0, 559.0, 864.0, 925.0, 499.0, 925.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 1527, "image_id": 884, "category_id": 15, "bbox": [93.0, 24.0, 20.0, 52.0], "area": 1040.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 24.0, 113.0, 24.0, 113.0, 76.0, 93.0, 76.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1528, "image_id": 885, "category_id": 3, "bbox": [333.0, 240.0, 421.0, 417.0], "area": 175557.0, "iscrowd": 0, "ignore": 0, "segmentation": [[333.0, 240.0, 754.0, 240.0, 754.0, 657.0, 333.0, 657.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the top of the image"}, {"id": 1529, "image_id": 885, "category_id": 3, "bbox": [396.0, 826.0, 478.0, 465.0], "area": 222270.0, "iscrowd": 0, "ignore": 0, "segmentation": [[396.0, 826.0, 874.0, 826.0, 874.0, 1291.0, 396.0, 1291.0]], "category_name": "optical T junction", "caption": "The optical T junction at the bottom of the image"}, {"id": 1530, "image_id": 885, "category_id": 8, "bbox": [699.0, 825.0, 242.0, 79.0], "area": 19118.0, "iscrowd": 0, "ignore": 0, "segmentation": [[699.0, 825.0, 941.0, 825.0, 941.0, 904.0, 699.0, 904.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the right side of the image"}, {"id": 1531, "image_id": 885, "category_id": 8, "bbox": [858.0, 192.0, 99.0, 176.0], "area": 17424.0, "iscrowd": 0, "ignore": 0, "segmentation": [[858.0, 192.0, 957.0, 192.0, 957.0, 368.0, 858.0, 368.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper right corner of the image"}, {"id": 1532, "image_id": 886, "category_id": 2, "bbox": [160.0, 100.0, 586.0, 560.0], "area": 328160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[160.0, 100.0, 746.0, 100.0, 746.0, 660.0, 160.0, 660.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1533, "image_id": 886, "category_id": 8, "bbox": [593.0, 741.0, 199.0, 73.0], "area": 14527.0, "iscrowd": 0, "ignore": 0, "segmentation": [[593.0, 741.0, 792.0, 741.0, 792.0, 814.0, 593.0, 814.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the bottom of the image"}, {"id": 1534, "image_id": 886, "category_id": 8, "bbox": [801.0, 793.0, 296.0, 68.0], "area": 20128.0, "iscrowd": 0, "ignore": 0, "segmentation": [[801.0, 793.0, 1097.0, 793.0, 1097.0, 861.0, 801.0, 861.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom right corner of the image"}, {"id": 1535, "image_id": 886, "category_id": 8, "bbox": [809.0, 85.0, 105.0, 88.0], "area": 9240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[809.0, 85.0, 914.0, 85.0, 914.0, 173.0, 809.0, 173.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper right corner of the image"}, {"id": 1536, "image_id": 887, "category_id": 3, "bbox": [233.0, 224.0, 264.0, 268.0], "area": 70752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[233.0, 224.0, 497.0, 224.0, 497.0, 492.0, 233.0, 492.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 1537, "image_id": 888, "category_id": 15, "bbox": [162.0, 21.0, 43.0, 18.0], "area": 774.0, "iscrowd": 0, "ignore": 0, "segmentation": [[162.0, 21.0, 205.0, 21.0, 205.0, 39.0, 162.0, 39.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 1538, "image_id": 889, "category_id": 3, "bbox": [700.0, 134.0, 503.0, 488.0], "area": 245464.0, "iscrowd": 0, "ignore": 0, "segmentation": [[700.0, 134.0, 1203.0, 134.0, 1203.0, 622.0, 700.0, 622.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the right side of the image"}, {"id": 1539, "image_id": 889, "category_id": 3, "bbox": [77.0, 520.0, 535.0, 528.0], "area": 282480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[77.0, 520.0, 612.0, 520.0, 612.0, 1048.0, 77.0, 1048.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom left corner of the image"}, {"id": 1540, "image_id": 890, "category_id": 13, "bbox": [156.0, 562.0, 583.0, 149.0], "area": 86867.0, "iscrowd": 0, "ignore": 0, "segmentation": [[156.0, 562.0, 739.0, 562.0, 739.0, 711.0, 156.0, 711.0]], "category_name": "optical harbor", "caption": "The optical harbor at the bottom of the image"}, {"id": 1541, "image_id": 890, "category_id": 13, "bbox": [24.0, 126.0, 250.0, 468.0], "area": 117000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[24.0, 126.0, 274.0, 126.0, 274.0, 594.0, 24.0, 594.0]], "category_name": "optical harbor", "caption": "There is a optical harbor side of the image located on the left"}, {"id": 1542, "image_id": 890, "category_id": 13, "bbox": [574.0, 6.0, 123.0, 333.0], "area": 40959.0, "iscrowd": 0, "ignore": 0, "segmentation": [[574.0, 6.0, 697.0, 6.0, 697.0, 339.0, 574.0, 339.0]], "category_name": "optical harbor", "caption": "The optical harbor in the top right corner of the image"}, {"id": 1543, "image_id": 891, "category_id": 15, "bbox": [215.0, 102.0, 22.0, 26.0], "area": 572.0, "iscrowd": 0, "ignore": 0, "segmentation": [[215.0, 102.0, 237.0, 102.0, 237.0, 128.0, 215.0, 128.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 1544, "image_id": 892, "category_id": 13, "bbox": [54.0, 15.0, 234.0, 358.0], "area": 83772.0, "iscrowd": 0, "ignore": 0, "segmentation": [[54.0, 15.0, 288.0, 15.0, 288.0, 373.0, 54.0, 373.0]], "category_name": "optical harbor", "caption": "The big optical harbor located on the left"}, {"id": 1545, "image_id": 892, "category_id": 13, "bbox": [368.0, 23.0, 102.0, 269.0], "area": 27438.0, "iscrowd": 0, "ignore": 0, "segmentation": [[368.0, 23.0, 470.0, 23.0, 470.0, 292.0, 368.0, 292.0]], "category_name": "optical harbor", "caption": "The optical harbor at the top"}, {"id": 1546, "image_id": 892, "category_id": 13, "bbox": [167.0, 351.0, 228.0, 137.0], "area": 31236.0, "iscrowd": 0, "ignore": 0, "segmentation": [[167.0, 351.0, 395.0, 351.0, 395.0, 488.0, 167.0, 488.0]], "category_name": "optical harbor", "caption": "The optical harbor at the bottom"}, {"id": 1547, "image_id": 893, "category_id": 15, "bbox": [190.0, 85.0, 19.0, 20.0], "area": 380.0, "iscrowd": 0, "ignore": 0, "segmentation": [[190.0, 85.0, 209.0, 85.0, 209.0, 105.0, 190.0, 105.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 1548, "image_id": 893, "category_id": 15, "bbox": [96.0, 152.0, 20.0, 15.0], "area": 300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[96.0, 152.0, 116.0, 152.0, 116.0, 167.0, 96.0, 167.0]], "category_name": "sar ship", "caption": "A small sar ship is in the middle"}, {"id": 1549, "image_id": 893, "category_id": 15, "bbox": [27.0, 159.0, 22.0, 19.0], "area": 418.0, "iscrowd": 0, "ignore": 0, "segmentation": [[27.0, 159.0, 49.0, 159.0, 49.0, 178.0, 27.0, 178.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the left"}, {"id": 1550, "image_id": 893, "category_id": 15, "bbox": [164.0, 45.0, 14.0, 13.0], "area": 182.0, "iscrowd": 0, "ignore": 0, "segmentation": [[164.0, 45.0, 178.0, 45.0, 178.0, 58.0, 164.0, 58.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper right"}, {"id": 1551, "image_id": 894, "category_id": 13, "bbox": [711.0, 120.0, 243.0, 366.0], "area": 88938.0, "iscrowd": 0, "ignore": 0, "segmentation": [[711.0, 120.0, 954.0, 120.0, 954.0, 486.0, 711.0, 486.0]], "category_name": "optical harbor", "caption": "The optical harbor on the right side of the image"}, {"id": 1552, "image_id": 894, "category_id": 13, "bbox": [317.0, 292.0, 389.0, 196.0], "area": 76244.0, "iscrowd": 0, "ignore": 0, "segmentation": [[317.0, 292.0, 706.0, 292.0, 706.0, 488.0, 317.0, 488.0]], "category_name": "optical harbor", "caption": "The optical harbor in the middle of the image"}, {"id": 1553, "image_id": 894, "category_id": 13, "bbox": [265.0, 16.0, 70.0, 260.0], "area": 18200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[265.0, 16.0, 335.0, 16.0, 335.0, 276.0, 265.0, 276.0]], "category_name": "optical harbor", "caption": "The optical harbor in the upper left corner of the image"}, {"id": 1554, "image_id": 895, "category_id": 11, "bbox": [732.0, 39.0, 211.0, 864.0], "area": 182304.0, "iscrowd": 0, "ignore": 0, "segmentation": [[732.0, 39.0, 943.0, 39.0, 943.0, 903.0, 732.0, 903.0]], "category_name": "optical ship", "caption": "The big optical ship"}, {"id": 1555, "image_id": 895, "category_id": 8, "bbox": [319.0, 590.0, 162.0, 291.0], "area": 47142.0, "iscrowd": 0, "ignore": 0, "segmentation": [[319.0, 590.0, 481.0, 590.0, 481.0, 881.0, 319.0, 881.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the bottom of the image"}, {"id": 1556, "image_id": 895, "category_id": 8, "bbox": [609.0, 67.0, 97.0, 288.0], "area": 27936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[609.0, 67.0, 706.0, 67.0, 706.0, 355.0, 609.0, 355.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the top of the image"}, {"id": 1557, "image_id": 896, "category_id": 2, "bbox": [497.0, 644.0, 894.0, 921.0], "area": 823374.0, "iscrowd": 0, "ignore": 0, "segmentation": [[497.0, 644.0, 1391.0, 644.0, 1391.0, 1565.0, 497.0, 1565.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1558, "image_id": 897, "category_id": 11, "bbox": [23.0, 107.0, 180.0, 83.0], "area": 14940.0, "iscrowd": 0, "ignore": 0, "segmentation": [[23.0, 107.0, 203.0, 107.0, 203.0, 190.0, 23.0, 190.0]], "category_name": "optical ship", "caption": "There is a optical ship in the upper left corner of the image"}, {"id": 1559, "image_id": 897, "category_id": 11, "bbox": [219.0, 176.0, 172.0, 83.0], "area": 14276.0, "iscrowd": 0, "ignore": 0, "segmentation": [[219.0, 176.0, 391.0, 176.0, 391.0, 259.0, 219.0, 259.0]], "category_name": "optical ship", "caption": "There is a optical ship in the middle of the image"}, {"id": 1560, "image_id": 897, "category_id": 11, "bbox": [111.0, 507.0, 259.0, 107.0], "area": 27713.0, "iscrowd": 0, "ignore": 0, "segmentation": [[111.0, 507.0, 370.0, 507.0, 370.0, 614.0, 111.0, 614.0]], "category_name": "optical ship", "caption": "The optical ship in the bottom left corner of the image"}, {"id": 1561, "image_id": 898, "category_id": 15, "bbox": [25.0, 1.0, 50.0, 14.0], "area": 700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[25.0, 1.0, 75.0, 1.0, 75.0, 15.0, 25.0, 15.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 1562, "image_id": 898, "category_id": 15, "bbox": [163.0, 11.0, 26.0, 15.0], "area": 390.0, "iscrowd": 0, "ignore": 0, "segmentation": [[163.0, 11.0, 189.0, 11.0, 189.0, 26.0, 163.0, 26.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the upper right"}, {"id": 1563, "image_id": 898, "category_id": 15, "bbox": [57.0, 186.0, 44.0, 24.0], "area": 1056.0, "iscrowd": 0, "ignore": 0, "segmentation": [[57.0, 186.0, 101.0, 186.0, 101.0, 210.0, 57.0, 210.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 1564, "image_id": 899, "category_id": 3, "bbox": [144.0, 51.0, 364.0, 384.0], "area": 139776.0, "iscrowd": 0, "ignore": 0, "segmentation": [[144.0, 51.0, 508.0, 51.0, 508.0, 435.0, 144.0, 435.0]], "category_name": "optical T junction", "caption": "The big optical T junction located in the center"}, {"id": 1565, "image_id": 899, "category_id": 8, "bbox": [421.0, 223.0, 417.0, 107.0], "area": 44619.0, "iscrowd": 0, "ignore": 0, "segmentation": [[421.0, 223.0, 838.0, 223.0, 838.0, 330.0, 421.0, 330.0]], "category_name": "optical parking lot", "caption": "The optical parking lot on the right side of the image"}, {"id": 1566, "image_id": 900, "category_id": 8, "bbox": [150.0, 24.0, 87.0, 325.0], "area": 28275.0, "iscrowd": 0, "ignore": 0, "segmentation": [[150.0, 24.0, 237.0, 24.0, 237.0, 349.0, 150.0, 349.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper left corner of the image"}, {"id": 1567, "image_id": 900, "category_id": 8, "bbox": [236.0, 490.0, 110.0, 515.0], "area": 56650.0, "iscrowd": 0, "ignore": 0, "segmentation": [[236.0, 490.0, 346.0, 490.0, 346.0, 1005.0, 236.0, 1005.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the bottom left corner of the image"}, {"id": 1568, "image_id": 900, "category_id": 2, "bbox": [25.0, 236.0, 372.0, 422.0], "area": 156984.0, "iscrowd": 0, "ignore": 0, "segmentation": [[25.0, 236.0, 397.0, 236.0, 397.0, 658.0, 25.0, 658.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 1569, "image_id": 900, "category_id": 2, "bbox": [560.0, 164.0, 374.0, 376.0], "area": 140624.0, "iscrowd": 0, "ignore": 0, "segmentation": [[560.0, 164.0, 934.0, 164.0, 934.0, 540.0, 560.0, 540.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the upper right corner of the image"}, {"id": 1570, "image_id": 901, "category_id": 2, "bbox": [48.0, 171.0, 384.0, 402.0], "area": 154368.0, "iscrowd": 0, "ignore": 0, "segmentation": [[48.0, 171.0, 432.0, 171.0, 432.0, 573.0, 48.0, 573.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1571, "image_id": 901, "category_id": 8, "bbox": [272.0, 110.0, 442.0, 220.0], "area": 97240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[272.0, 110.0, 714.0, 110.0, 714.0, 330.0, 272.0, 330.0]], "category_name": "optical parking lot", "caption": "The big optical parking lot"}, {"id": 1572, "image_id": 902, "category_id": 15, "bbox": [179.0, 22.0, 34.0, 17.0], "area": 578.0, "iscrowd": 0, "ignore": 0, "segmentation": [[179.0, 22.0, 213.0, 22.0, 213.0, 39.0, 179.0, 39.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 1573, "image_id": 903, "category_id": 8, "bbox": [35.0, 247.0, 652.0, 295.0], "area": 192340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[35.0, 247.0, 687.0, 247.0, 687.0, 542.0, 35.0, 542.0]], "category_name": "optical parking lot", "caption": "The big optical parking lot"}, {"id": 1574, "image_id": 903, "category_id": 3, "bbox": [139.0, 228.0, 398.0, 387.0], "area": 154026.0, "iscrowd": 0, "ignore": 0, "segmentation": [[139.0, 228.0, 537.0, 228.0, 537.0, 615.0, 139.0, 615.0]], "category_name": "optical T junction", "caption": "There is a big optical parking lot,and the optical T junction that needs to be found is located in the lower left corner of it."}, {"id": 1575, "image_id": 903, "category_id": 3, "bbox": [437.0, 120.0, 398.0, 390.0], "area": 155220.0, "iscrowd": 0, "ignore": 0, "segmentation": [[437.0, 120.0, 835.0, 120.0, 835.0, 510.0, 437.0, 510.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 1576, "image_id": 904, "category_id": 15, "bbox": [83.0, 183.0, 13.0, 68.0], "area": 884.0, "iscrowd": 0, "ignore": 0, "segmentation": [[83.0, 183.0, 96.0, 183.0, 96.0, 251.0, 83.0, 251.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 1577, "image_id": 905, "category_id": 3, "bbox": [248.0, 111.0, 498.0, 531.0], "area": 264438.0, "iscrowd": 0, "ignore": 0, "segmentation": [[248.0, 111.0, 746.0, 111.0, 746.0, 642.0, 248.0, 642.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the top of the image"}, {"id": 1578, "image_id": 905, "category_id": 3, "bbox": [16.0, 512.0, 456.0, 498.0], "area": 227088.0, "iscrowd": 0, "ignore": 0, "segmentation": [[16.0, 512.0, 472.0, 512.0, 472.0, 1010.0, 16.0, 1010.0]], "category_name": "optical T junction", "caption": "The optical T junction on the left side of the image"}, {"id": 1579, "image_id": 905, "category_id": 3, "bbox": [112.0, 352.0, 482.0, 486.0], "area": 234252.0, "iscrowd": 0, "ignore": 0, "segmentation": [[112.0, 352.0, 594.0, 352.0, 594.0, 838.0, 112.0, 838.0]], "category_name": "optical T junction", "caption": "The optical T junction in the middle of the image"}, {"id": 1580, "image_id": 905, "category_id": 8, "bbox": [773.0, 823.0, 100.0, 73.0], "area": 7300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[773.0, 823.0, 873.0, 823.0, 873.0, 896.0, 773.0, 896.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot"}, {"id": 1581, "image_id": 906, "category_id": 15, "bbox": [178.0, 160.0, 28.0, 23.0], "area": 644.0, "iscrowd": 0, "ignore": 0, "segmentation": [[178.0, 160.0, 206.0, 160.0, 206.0, 183.0, 178.0, 183.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 1582, "image_id": 907, "category_id": 3, "bbox": [255.0, 175.0, 399.0, 412.0], "area": 164388.0, "iscrowd": 0, "ignore": 0, "segmentation": [[255.0, 175.0, 654.0, 175.0, 654.0, 587.0, 255.0, 587.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 1583, "image_id": 908, "category_id": 2, "bbox": [418.0, 322.0, 457.0, 474.0], "area": 216618.0, "iscrowd": 0, "ignore": 0, "segmentation": [[418.0, 322.0, 875.0, 322.0, 875.0, 796.0, 418.0, 796.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1584, "image_id": 909, "category_id": 13, "bbox": [235.0, 173.0, 476.0, 285.0], "area": 135660.0, "iscrowd": 0, "ignore": 0, "segmentation": [[235.0, 173.0, 711.0, 173.0, 711.0, 458.0, 235.0, 458.0]], "category_name": "optical harbor", "caption": "The big optical harbor located in the center"}, {"id": 1585, "image_id": 910, "category_id": 15, "bbox": [117.0, 213.0, 43.0, 17.0], "area": 731.0, "iscrowd": 0, "ignore": 0, "segmentation": [[117.0, 213.0, 160.0, 213.0, 160.0, 230.0, 117.0, 230.0]], "category_name": "sar ship", "caption": "The large sar ship is on the bottom"}, {"id": 1586, "image_id": 910, "category_id": 15, "bbox": [116.0, 169.0, 21.0, 24.0], "area": 504.0, "iscrowd": 0, "ignore": 0, "segmentation": [[116.0, 169.0, 137.0, 169.0, 137.0, 193.0, 116.0, 193.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the bottom"}, {"id": 1587, "image_id": 911, "category_id": 1, "bbox": [196.0, 495.0, 251.0, 178.0], "area": 44678.0, "iscrowd": 0, "ignore": 0, "segmentation": [[196.0, 495.0, 447.0, 495.0, 447.0, 673.0, 196.0, 673.0]], "category_name": "optical bridge", "caption": "The optical bridge on the left side of the image"}, {"id": 1588, "image_id": 911, "category_id": 1, "bbox": [621.0, 816.0, 129.0, 160.0], "area": 20640.0, "iscrowd": 0, "ignore": 0, "segmentation": [[621.0, 816.0, 750.0, 816.0, 750.0, 976.0, 621.0, 976.0]], "category_name": "optical bridge", "caption": "There is a optical bridge in the bottom right corner of the image"}, {"id": 1589, "image_id": 911, "category_id": 1, "bbox": [780.0, 535.0, 210.0, 218.0], "area": 45780.0, "iscrowd": 0, "ignore": 0, "segmentation": [[780.0, 535.0, 990.0, 535.0, 990.0, 753.0, 780.0, 753.0]], "category_name": "optical bridge", "caption": "There is a optical bridge on the right side of the image"}, {"id": 1590, "image_id": 911, "category_id": 1, "bbox": [460.0, 80.0, 226.0, 234.0], "area": 52884.0, "iscrowd": 0, "ignore": 0, "segmentation": [[460.0, 80.0, 686.0, 80.0, 686.0, 314.0, 460.0, 314.0]], "category_name": "optical bridge", "caption": "There is a optical bridge at the top of the image"}, {"id": 1591, "image_id": 912, "category_id": 8, "bbox": [90.0, 401.0, 273.0, 391.0], "area": 106743.0, "iscrowd": 0, "ignore": 0, "segmentation": [[90.0, 401.0, 363.0, 401.0, 363.0, 792.0, 90.0, 792.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom left corner of the image"}, {"id": 1592, "image_id": 912, "category_id": 8, "bbox": [412.0, 61.0, 214.0, 219.0], "area": 46866.0, "iscrowd": 0, "ignore": 0, "segmentation": [[412.0, 61.0, 626.0, 61.0, 626.0, 280.0, 412.0, 280.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the top of the image"}, {"id": 1593, "image_id": 912, "category_id": 3, "bbox": [267.0, 266.0, 431.0, 448.0], "area": 193088.0, "iscrowd": 0, "ignore": 0, "segmentation": [[267.0, 266.0, 698.0, 266.0, 698.0, 714.0, 267.0, 714.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 1594, "image_id": 913, "category_id": 2, "bbox": [616.0, 128.0, 434.0, 486.0], "area": 210924.0, "iscrowd": 0, "ignore": 0, "segmentation": [[616.0, 128.0, 1050.0, 128.0, 1050.0, 614.0, 616.0, 614.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1595, "image_id": 913, "category_id": 3, "bbox": [176.0, 484.0, 498.0, 512.0], "area": 254976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[176.0, 484.0, 674.0, 484.0, 674.0, 996.0, 176.0, 996.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 1596, "image_id": 913, "category_id": 8, "bbox": [69.0, 89.0, 181.0, 301.0], "area": 54481.0, "iscrowd": 0, "ignore": 0, "segmentation": [[69.0, 89.0, 250.0, 89.0, 250.0, 390.0, 69.0, 390.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot,and the optical parking lot that needs to be found is located in the upper right corner of it."}, {"id": 1597, "image_id": 913, "category_id": 8, "bbox": [2.0, 299.0, 76.0, 48.0], "area": 3648.0, "iscrowd": 0, "ignore": 0, "segmentation": [[2.0, 299.0, 78.0, 299.0, 78.0, 347.0, 2.0, 347.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot"}, {"id": 1598, "image_id": 914, "category_id": 2, "bbox": [127.0, 72.0, 131.0, 137.0], "area": 17947.0, "iscrowd": 0, "ignore": 0, "segmentation": [[127.0, 72.0, 258.0, 72.0, 258.0, 209.0, 127.0, 209.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the top of the image"}, {"id": 1599, "image_id": 914, "category_id": 3, "bbox": [136.0, 322.0, 134.0, 133.0], "area": 17822.0, "iscrowd": 0, "ignore": 0, "segmentation": [[136.0, 322.0, 270.0, 322.0, 270.0, 455.0, 136.0, 455.0]], "category_name": "optical T junction", "caption": "The optical T junction at the bottom of the image"}, {"id": 1600, "image_id": 915, "category_id": 15, "bbox": [46.0, 89.0, 74.0, 43.0], "area": 3182.0, "iscrowd": 0, "ignore": 0, "segmentation": [[46.0, 89.0, 120.0, 89.0, 120.0, 132.0, 46.0, 132.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 1601, "image_id": 915, "category_id": 15, "bbox": [116.0, 164.0, 73.0, 40.0], "area": 2920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[116.0, 164.0, 189.0, 164.0, 189.0, 204.0, 116.0, 204.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 1602, "image_id": 915, "category_id": 15, "bbox": [132.0, 63.0, 45.0, 30.0], "area": 1350.0, "iscrowd": 0, "ignore": 0, "segmentation": [[132.0, 63.0, 177.0, 63.0, 177.0, 93.0, 132.0, 93.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1603, "image_id": 916, "category_id": 15, "bbox": [163.0, 26.0, 44.0, 17.0], "area": 748.0, "iscrowd": 0, "ignore": 0, "segmentation": [[163.0, 26.0, 207.0, 26.0, 207.0, 43.0, 163.0, 43.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 1604, "image_id": 917, "category_id": 3, "bbox": [196.0, 349.0, 488.0, 505.0], "area": 246440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[196.0, 349.0, 684.0, 349.0, 684.0, 854.0, 196.0, 854.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 1605, "image_id": 917, "category_id": 8, "bbox": [314.0, 329.0, 362.0, 329.0], "area": 119098.0, "iscrowd": 0, "ignore": 0, "segmentation": [[314.0, 329.0, 676.0, 329.0, 676.0, 658.0, 314.0, 658.0]], "category_name": "optical parking lot", "caption": "There is a big optical T junction,and the optical parking lot that needs to be found is located in the upper right corner of it."}, {"id": 1606, "image_id": 917, "category_id": 8, "bbox": [702.0, 145.0, 182.0, 166.0], "area": 30212.0, "iscrowd": 0, "ignore": 0, "segmentation": [[702.0, 145.0, 884.0, 145.0, 884.0, 311.0, 702.0, 311.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper right corner of the image"}, {"id": 1607, "image_id": 917, "category_id": 8, "bbox": [164.0, 650.0, 154.0, 516.0], "area": 79464.0, "iscrowd": 0, "ignore": 0, "segmentation": [[164.0, 650.0, 318.0, 650.0, 318.0, 1166.0, 164.0, 1166.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom left corner of the image"}, {"id": 1608, "image_id": 917, "category_id": 8, "bbox": [602.0, 686.0, 276.0, 204.0], "area": 56304.0, "iscrowd": 0, "ignore": 0, "segmentation": [[602.0, 686.0, 878.0, 686.0, 878.0, 890.0, 602.0, 890.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the right side of the image"}, {"id": 1609, "image_id": 918, "category_id": 15, "bbox": [131.0, 99.0, 59.0, 21.0], "area": 1239.0, "iscrowd": 0, "ignore": 0, "segmentation": [[131.0, 99.0, 190.0, 99.0, 190.0, 120.0, 131.0, 120.0]], "category_name": "sar ship", "caption": "The large sar ship is in the middle"}, {"id": 1610, "image_id": 918, "category_id": 15, "bbox": [87.0, 230.0, 23.0, 17.0], "area": 391.0, "iscrowd": 0, "ignore": 0, "segmentation": [[87.0, 230.0, 110.0, 230.0, 110.0, 247.0, 87.0, 247.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the bottom"}, {"id": 1611, "image_id": 919, "category_id": 3, "bbox": [409.0, 617.0, 490.0, 511.0], "area": 250390.0, "iscrowd": 0, "ignore": 0, "segmentation": [[409.0, 617.0, 899.0, 617.0, 899.0, 1128.0, 409.0, 1128.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 1612, "image_id": 920, "category_id": 2, "bbox": [493.0, 424.0, 551.0, 556.0], "area": 306356.0, "iscrowd": 0, "ignore": 0, "segmentation": [[493.0, 424.0, 1044.0, 424.0, 1044.0, 980.0, 493.0, 980.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the bottom of the image"}, {"id": 1613, "image_id": 920, "category_id": 2, "bbox": [85.0, 164.0, 448.0, 466.0], "area": 208768.0, "iscrowd": 0, "ignore": 0, "segmentation": [[85.0, 164.0, 533.0, 164.0, 533.0, 630.0, 85.0, 630.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the left side of the image"}, {"id": 1614, "image_id": 921, "category_id": 2, "bbox": [405.0, 340.0, 327.0, 332.0], "area": 108564.0, "iscrowd": 0, "ignore": 0, "segmentation": [[405.0, 340.0, 732.0, 340.0, 732.0, 672.0, 405.0, 672.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the middle of the image"}, {"id": 1615, "image_id": 921, "category_id": 2, "bbox": [133.0, 64.0, 300.0, 329.0], "area": 98700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[133.0, 64.0, 433.0, 64.0, 433.0, 393.0, 133.0, 393.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the upper left corner of the image"}, {"id": 1616, "image_id": 922, "category_id": 15, "bbox": [53.0, 189.0, 21.0, 19.0], "area": 399.0, "iscrowd": 0, "ignore": 0, "segmentation": [[53.0, 189.0, 74.0, 189.0, 74.0, 208.0, 53.0, 208.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the lower left"}, {"id": 1617, "image_id": 922, "category_id": 15, "bbox": [221.0, 127.0, 28.0, 42.0], "area": 1176.0, "iscrowd": 0, "ignore": 0, "segmentation": [[221.0, 127.0, 249.0, 127.0, 249.0, 169.0, 221.0, 169.0]], "category_name": "sar ship", "caption": "The large sar ship is on the right"}, {"id": 1618, "image_id": 923, "category_id": 8, "bbox": [480.0, 331.0, 151.0, 298.0], "area": 44998.0, "iscrowd": 0, "ignore": 0, "segmentation": [[480.0, 331.0, 631.0, 331.0, 631.0, 629.0, 480.0, 629.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the center of the image"}, {"id": 1619, "image_id": 923, "category_id": 8, "bbox": [635.0, 679.0, 120.0, 203.0], "area": 24360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[635.0, 679.0, 755.0, 679.0, 755.0, 882.0, 635.0, 882.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot on the right side of the image"}, {"id": 1620, "image_id": 923, "category_id": 8, "bbox": [786.0, 1010.0, 147.0, 257.0], "area": 37779.0, "iscrowd": 0, "ignore": 0, "segmentation": [[786.0, 1010.0, 933.0, 1010.0, 933.0, 1267.0, 786.0, 1267.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the bottom right"}, {"id": 1621, "image_id": 924, "category_id": 8, "bbox": [104.0, 76.0, 175.0, 329.0], "area": 57575.0, "iscrowd": 0, "ignore": 0, "segmentation": [[104.0, 76.0, 279.0, 76.0, 279.0, 405.0, 104.0, 405.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the upper left corner of the image"}, {"id": 1622, "image_id": 924, "category_id": 8, "bbox": [743.0, 742.0, 289.0, 171.0], "area": 49419.0, "iscrowd": 0, "ignore": 0, "segmentation": [[743.0, 742.0, 1032.0, 742.0, 1032.0, 913.0, 743.0, 913.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the bottom right corner of the image"}, {"id": 1623, "image_id": 924, "category_id": 3, "bbox": [114.0, 222.0, 468.0, 513.0], "area": 240084.0, "iscrowd": 0, "ignore": 0, "segmentation": [[114.0, 222.0, 582.0, 222.0, 582.0, 735.0, 114.0, 735.0]], "category_name": "optical T junction", "caption": "The big optical T junction is on the left"}, {"id": 1624, "image_id": 925, "category_id": 15, "bbox": [149.0, 197.0, 19.0, 15.0], "area": 285.0, "iscrowd": 0, "ignore": 0, "segmentation": [[149.0, 197.0, 168.0, 197.0, 168.0, 212.0, 149.0, 212.0]], "category_name": "sar ship", "caption": "A small sar ship is on the bottom"}, {"id": 1625, "image_id": 926, "category_id": 2, "bbox": [93.0, 128.0, 693.0, 720.0], "area": 498960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 128.0, 786.0, 128.0, 786.0, 848.0, 93.0, 848.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1626, "image_id": 926, "category_id": 3, "bbox": [591.0, 872.0, 383.0, 376.0], "area": 144008.0, "iscrowd": 0, "ignore": 0, "segmentation": [[591.0, 872.0, 974.0, 872.0, 974.0, 1248.0, 591.0, 1248.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the bottom of the image"}, {"id": 1627, "image_id": 926, "category_id": 3, "bbox": [778.0, 536.0, 456.0, 468.0], "area": 213408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[778.0, 536.0, 1234.0, 536.0, 1234.0, 1004.0, 778.0, 1004.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 1628, "image_id": 927, "category_id": 15, "bbox": [47.0, 237.0, 38.0, 19.0], "area": 722.0, "iscrowd": 0, "ignore": 0, "segmentation": [[47.0, 237.0, 85.0, 237.0, 85.0, 256.0, 47.0, 256.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 1629, "image_id": 928, "category_id": 15, "bbox": [171.0, 62.0, 20.0, 16.0], "area": 320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[171.0, 62.0, 191.0, 62.0, 191.0, 78.0, 171.0, 78.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper right"}, {"id": 1630, "image_id": 928, "category_id": 15, "bbox": [127.0, 141.0, 7.0, 23.0], "area": 161.0, "iscrowd": 0, "ignore": 0, "segmentation": [[127.0, 141.0, 134.0, 141.0, 134.0, 164.0, 127.0, 164.0]], "category_name": "sar ship", "caption": "A small sar ship is in the middle"}, {"id": 1631, "image_id": 929, "category_id": 2, "bbox": [560.0, 139.0, 482.0, 533.0], "area": 256906.0, "iscrowd": 0, "ignore": 0, "segmentation": [[560.0, 139.0, 1042.0, 139.0, 1042.0, 672.0, 560.0, 672.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1632, "image_id": 929, "category_id": 3, "bbox": [132.0, 123.0, 368.0, 392.0], "area": 144256.0, "iscrowd": 0, "ignore": 0, "segmentation": [[132.0, 123.0, 500.0, 123.0, 500.0, 515.0, 132.0, 515.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper left corner of the image"}, {"id": 1633, "image_id": 929, "category_id": 8, "bbox": [626.0, 633.0, 132.0, 575.0], "area": 75900.0, "iscrowd": 0, "ignore": 0, "segmentation": [[626.0, 633.0, 758.0, 633.0, 758.0, 1208.0, 626.0, 1208.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the bottom of the image"}, {"id": 1634, "image_id": 929, "category_id": 8, "bbox": [110.0, 405.0, 162.0, 785.0], "area": 127170.0, "iscrowd": 0, "ignore": 0, "segmentation": [[110.0, 405.0, 272.0, 405.0, 272.0, 1190.0, 110.0, 1190.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the left side of the image"}, {"id": 1635, "image_id": 929, "category_id": 8, "bbox": [242.0, 978.0, 62.0, 148.0], "area": 9176.0, "iscrowd": 0, "ignore": 0, "segmentation": [[242.0, 978.0, 304.0, 978.0, 304.0, 1126.0, 242.0, 1126.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot"}, {"id": 1636, "image_id": 930, "category_id": 2, "bbox": [5.0, 346.0, 378.0, 410.0], "area": 154980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[5.0, 346.0, 383.0, 346.0, 383.0, 756.0, 5.0, 756.0]], "category_name": "optical crossroad", "caption": "There is a small optical parking lot,and the optical crossroad that needs to be found is located in the upper left corner of it."}, {"id": 1637, "image_id": 930, "category_id": 2, "bbox": [335.0, 418.0, 379.0, 418.0], "area": 158422.0, "iscrowd": 0, "ignore": 0, "segmentation": [[335.0, 418.0, 714.0, 418.0, 714.0, 836.0, 335.0, 836.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the middle of the image"}, {"id": 1638, "image_id": 930, "category_id": 8, "bbox": [120.0, 55.0, 63.0, 382.0], "area": 24066.0, "iscrowd": 0, "ignore": 0, "segmentation": [[120.0, 55.0, 183.0, 55.0, 183.0, 437.0, 120.0, 437.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper left corner of the image"}, {"id": 1639, "image_id": 930, "category_id": 8, "bbox": [243.0, 514.0, 227.0, 81.0], "area": 18387.0, "iscrowd": 0, "ignore": 0, "segmentation": [[243.0, 514.0, 470.0, 514.0, 470.0, 595.0, 243.0, 595.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot"}, {"id": 1640, "image_id": 930, "category_id": 8, "bbox": [959.0, 216.0, 62.0, 325.0], "area": 20150.0, "iscrowd": 0, "ignore": 0, "segmentation": [[959.0, 216.0, 1021.0, 216.0, 1021.0, 541.0, 959.0, 541.0]], "category_name": "optical parking lot", "caption": "The optical parking lot on the right side of the image"}, {"id": 1641, "image_id": 931, "category_id": 3, "bbox": [581.0, 126.0, 342.0, 394.0], "area": 134748.0, "iscrowd": 0, "ignore": 0, "segmentation": [[581.0, 126.0, 923.0, 126.0, 923.0, 520.0, 581.0, 520.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the middle of the image,and the optical T junction that needs to be found is located in the upper right corner of it."}, {"id": 1642, "image_id": 931, "category_id": 3, "bbox": [318.0, 328.0, 286.0, 334.0], "area": 95524.0, "iscrowd": 0, "ignore": 0, "segmentation": [[318.0, 328.0, 604.0, 328.0, 604.0, 662.0, 318.0, 662.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the middle of the image"}, {"id": 1643, "image_id": 931, "category_id": 3, "bbox": [40.0, 509.0, 275.0, 306.0], "area": 84150.0, "iscrowd": 0, "ignore": 0, "segmentation": [[40.0, 509.0, 315.0, 509.0, 315.0, 815.0, 40.0, 815.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the bottom left corner of the image"}, {"id": 1644, "image_id": 931, "category_id": 3, "bbox": [539.0, 427.0, 330.0, 343.0], "area": 113190.0, "iscrowd": 0, "ignore": 0, "segmentation": [[539.0, 427.0, 869.0, 427.0, 869.0, 770.0, 539.0, 770.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the middle of the image,and the optical T junction that needs to be found is located in the lower right corner of it."}, {"id": 1645, "image_id": 932, "category_id": 15, "bbox": [173.0, 38.0, 22.0, 20.0], "area": 440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[173.0, 38.0, 195.0, 38.0, 195.0, 58.0, 173.0, 58.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the upper right"}, {"id": 1646, "image_id": 932, "category_id": 15, "bbox": [200.0, 48.0, 37.0, 23.0], "area": 851.0, "iscrowd": 0, "ignore": 0, "segmentation": [[200.0, 48.0, 237.0, 48.0, 237.0, 71.0, 200.0, 71.0]], "category_name": "sar ship", "caption": "The large sar ship is on the upper right"}, {"id": 1647, "image_id": 933, "category_id": 2, "bbox": [186.0, 184.0, 405.0, 404.0], "area": 163620.0, "iscrowd": 0, "ignore": 0, "segmentation": [[186.0, 184.0, 591.0, 184.0, 591.0, 588.0, 186.0, 588.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1648, "image_id": 933, "category_id": 8, "bbox": [683.0, 745.0, 133.0, 89.0], "area": 11837.0, "iscrowd": 0, "ignore": 0, "segmentation": [[683.0, 745.0, 816.0, 745.0, 816.0, 834.0, 683.0, 834.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom right corner of the image"}, {"id": 1649, "image_id": 934, "category_id": 8, "bbox": [69.0, 348.0, 88.0, 192.0], "area": 16896.0, "iscrowd": 0, "ignore": 0, "segmentation": [[69.0, 348.0, 157.0, 348.0, 157.0, 540.0, 69.0, 540.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the left side of the image"}, {"id": 1650, "image_id": 934, "category_id": 8, "bbox": [500.0, 461.0, 70.0, 262.0], "area": 18340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[500.0, 461.0, 570.0, 461.0, 570.0, 723.0, 500.0, 723.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom right corner of the image"}, {"id": 1651, "image_id": 934, "category_id": 8, "bbox": [546.0, 46.0, 81.0, 312.0], "area": 25272.0, "iscrowd": 0, "ignore": 0, "segmentation": [[546.0, 46.0, 627.0, 46.0, 627.0, 358.0, 546.0, 358.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper right corner of the image"}, {"id": 1652, "image_id": 934, "category_id": 8, "bbox": [120.0, 34.0, 88.0, 225.0], "area": 19800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[120.0, 34.0, 208.0, 34.0, 208.0, 259.0, 120.0, 259.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper left corner of the image"}, {"id": 1653, "image_id": 935, "category_id": 15, "bbox": [177.0, 154.0, 32.0, 21.0], "area": 672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[177.0, 154.0, 209.0, 154.0, 209.0, 175.0, 177.0, 175.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 1654, "image_id": 936, "category_id": 15, "bbox": [57.0, 138.0, 33.0, 24.0], "area": 792.0, "iscrowd": 0, "ignore": 0, "segmentation": [[57.0, 138.0, 90.0, 138.0, 90.0, 162.0, 57.0, 162.0]], "category_name": "sar ship", "caption": "One large sar ship is on the left and positioned to the right of the other  sar ship"}, {"id": 1655, "image_id": 937, "category_id": 15, "bbox": [3.0, 164.0, 24.0, 15.0], "area": 360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[3.0, 164.0, 27.0, 164.0, 27.0, 179.0, 3.0, 179.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 1656, "image_id": 938, "category_id": 15, "bbox": [1.0, 239.0, 23.0, 17.0], "area": 391.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 239.0, 24.0, 239.0, 24.0, 256.0, 1.0, 256.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 1657, "image_id": 938, "category_id": 15, "bbox": [181.0, 210.0, 22.0, 23.0], "area": 506.0, "iscrowd": 0, "ignore": 0, "segmentation": [[181.0, 210.0, 203.0, 210.0, 203.0, 233.0, 181.0, 233.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 1658, "image_id": 939, "category_id": 15, "bbox": [50.0, 93.0, 30.0, 17.0], "area": 510.0, "iscrowd": 0, "ignore": 0, "segmentation": [[50.0, 93.0, 80.0, 93.0, 80.0, 110.0, 50.0, 110.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the left"}, {"id": 1659, "image_id": 939, "category_id": 15, "bbox": [44.0, 22.0, 18.0, 24.0], "area": 432.0, "iscrowd": 0, "ignore": 0, "segmentation": [[44.0, 22.0, 62.0, 22.0, 62.0, 46.0, 44.0, 46.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 1660, "image_id": 939, "category_id": 15, "bbox": [133.0, 132.0, 23.0, 25.0], "area": 575.0, "iscrowd": 0, "ignore": 0, "segmentation": [[133.0, 132.0, 156.0, 132.0, 156.0, 157.0, 133.0, 157.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 1661, "image_id": 939, "category_id": 15, "bbox": [52.0, 195.0, 26.0, 11.0], "area": 286.0, "iscrowd": 0, "ignore": 0, "segmentation": [[52.0, 195.0, 78.0, 195.0, 78.0, 206.0, 52.0, 206.0]], "category_name": "sar ship", "caption": "The small sar ship is on the lower left"}, {"id": 1662, "image_id": 939, "category_id": 15, "bbox": [216.0, 69.0, 19.0, 21.0], "area": 399.0, "iscrowd": 0, "ignore": 0, "segmentation": [[216.0, 69.0, 235.0, 69.0, 235.0, 90.0, 216.0, 90.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 1663, "image_id": 940, "category_id": 15, "bbox": [5.0, 35.0, 23.0, 16.0], "area": 368.0, "iscrowd": 0, "ignore": 0, "segmentation": [[5.0, 35.0, 28.0, 35.0, 28.0, 51.0, 5.0, 51.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 1664, "image_id": 941, "category_id": 2, "bbox": [457.0, 202.0, 327.0, 333.0], "area": 108891.0, "iscrowd": 0, "ignore": 0, "segmentation": [[457.0, 202.0, 784.0, 202.0, 784.0, 535.0, 457.0, 535.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1665, "image_id": 941, "category_id": 3, "bbox": [132.0, 219.0, 340.0, 354.0], "area": 120360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[132.0, 219.0, 472.0, 219.0, 472.0, 573.0, 132.0, 573.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 1666, "image_id": 941, "category_id": 8, "bbox": [504.0, 3.0, 67.0, 96.0], "area": 6432.0, "iscrowd": 0, "ignore": 0, "segmentation": [[504.0, 3.0, 571.0, 3.0, 571.0, 99.0, 504.0, 99.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot"}, {"id": 1667, "image_id": 942, "category_id": 3, "bbox": [775.0, 204.0, 363.0, 402.0], "area": 145926.0, "iscrowd": 0, "ignore": 0, "segmentation": [[775.0, 204.0, 1138.0, 204.0, 1138.0, 606.0, 775.0, 606.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 1668, "image_id": 942, "category_id": 3, "bbox": [543.0, 303.0, 330.0, 352.0], "area": 116160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[543.0, 303.0, 873.0, 303.0, 873.0, 655.0, 543.0, 655.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction,and the optical T junction that needs to be found is located in the lower left corner of it."}, {"id": 1669, "image_id": 942, "category_id": 3, "bbox": [310.0, 351.0, 305.0, 333.0], "area": 101565.0, "iscrowd": 0, "ignore": 0, "segmentation": [[310.0, 351.0, 615.0, 351.0, 615.0, 684.0, 310.0, 684.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image,and the optical T junction that needs to be found is located in the upper right corner of it."}, {"id": 1670, "image_id": 942, "category_id": 3, "bbox": [52.0, 409.0, 312.0, 333.0], "area": 103896.0, "iscrowd": 0, "ignore": 0, "segmentation": [[52.0, 409.0, 364.0, 409.0, 364.0, 742.0, 52.0, 742.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 1671, "image_id": 943, "category_id": 15, "bbox": [112.0, 135.0, 49.0, 57.0], "area": 2793.0, "iscrowd": 0, "ignore": 0, "segmentation": [[112.0, 135.0, 161.0, 135.0, 161.0, 192.0, 112.0, 192.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 1672, "image_id": 944, "category_id": 3, "bbox": [169.0, 576.0, 282.0, 308.0], "area": 86856.0, "iscrowd": 0, "ignore": 0, "segmentation": [[169.0, 576.0, 451.0, 576.0, 451.0, 884.0, 169.0, 884.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom left corner of the image"}, {"id": 1673, "image_id": 944, "category_id": 3, "bbox": [559.0, 490.0, 279.0, 300.0], "area": 83700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[559.0, 490.0, 838.0, 490.0, 838.0, 790.0, 559.0, 790.0]], "category_name": "optical T junction", "caption": "The optical T junction in the middle of the image"}, {"id": 1674, "image_id": 944, "category_id": 3, "bbox": [956.0, 396.0, 292.0, 310.0], "area": 90520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[956.0, 396.0, 1248.0, 396.0, 1248.0, 706.0, 956.0, 706.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the right side of the image"}, {"id": 1675, "image_id": 944, "category_id": 8, "bbox": [1060.0, 8.0, 84.0, 240.0], "area": 20160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1060.0, 8.0, 1144.0, 8.0, 1144.0, 248.0, 1060.0, 248.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper right corner of the image"}, {"id": 1676, "image_id": 944, "category_id": 8, "bbox": [541.0, 28.0, 88.0, 208.0], "area": 18304.0, "iscrowd": 0, "ignore": 0, "segmentation": [[541.0, 28.0, 629.0, 28.0, 629.0, 236.0, 541.0, 236.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the top of the image"}, {"id": 1677, "image_id": 944, "category_id": 8, "bbox": [213.0, 100.0, 110.0, 358.0], "area": 39380.0, "iscrowd": 0, "ignore": 0, "segmentation": [[213.0, 100.0, 323.0, 100.0, 323.0, 458.0, 213.0, 458.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper left corner of the image"}, {"id": 1678, "image_id": 945, "category_id": 2, "bbox": [28.0, 174.0, 515.0, 543.0], "area": 279645.0, "iscrowd": 0, "ignore": 0, "segmentation": [[28.0, 174.0, 543.0, 174.0, 543.0, 717.0, 28.0, 717.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1679, "image_id": 945, "category_id": 3, "bbox": [481.0, 162.0, 357.0, 376.0], "area": 134232.0, "iscrowd": 0, "ignore": 0, "segmentation": [[481.0, 162.0, 838.0, 162.0, 838.0, 538.0, 481.0, 538.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 1680, "image_id": 946, "category_id": 15, "bbox": [182.0, 133.0, 21.0, 21.0], "area": 441.0, "iscrowd": 0, "ignore": 0, "segmentation": [[182.0, 133.0, 203.0, 133.0, 203.0, 154.0, 182.0, 154.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 1681, "image_id": 947, "category_id": 15, "bbox": [120.0, 223.0, 24.0, 29.0], "area": 696.0, "iscrowd": 0, "ignore": 0, "segmentation": [[120.0, 223.0, 144.0, 223.0, 144.0, 252.0, 120.0, 252.0]], "category_name": "sar ship", "caption": "The large sar ship is on the bottom"}, {"id": 1682, "image_id": 947, "category_id": 15, "bbox": [54.0, 4.0, 19.0, 22.0], "area": 418.0, "iscrowd": 0, "ignore": 0, "segmentation": [[54.0, 4.0, 73.0, 4.0, 73.0, 26.0, 54.0, 26.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the upper left"}, {"id": 1683, "image_id": 948, "category_id": 3, "bbox": [416.0, 538.0, 303.0, 342.0], "area": 103626.0, "iscrowd": 0, "ignore": 0, "segmentation": [[416.0, 538.0, 719.0, 538.0, 719.0, 880.0, 416.0, 880.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the bottom right corner of the image"}, {"id": 1684, "image_id": 948, "category_id": 3, "bbox": [72.0, 118.0, 309.0, 329.0], "area": 101661.0, "iscrowd": 0, "ignore": 0, "segmentation": [[72.0, 118.0, 381.0, 118.0, 381.0, 447.0, 72.0, 447.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper left corner of the image"}, {"id": 1685, "image_id": 949, "category_id": 15, "bbox": [120.0, 96.0, 25.0, 28.0], "area": 700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[120.0, 96.0, 145.0, 96.0, 145.0, 124.0, 120.0, 124.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 1686, "image_id": 950, "category_id": 2, "bbox": [678.0, 152.0, 583.0, 578.0], "area": 336974.0, "iscrowd": 0, "ignore": 0, "segmentation": [[678.0, 152.0, 1261.0, 152.0, 1261.0, 730.0, 678.0, 730.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1687, "image_id": 950, "category_id": 3, "bbox": [156.0, 468.0, 390.0, 424.0], "area": 165360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[156.0, 468.0, 546.0, 468.0, 546.0, 892.0, 156.0, 892.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 1688, "image_id": 950, "category_id": 8, "bbox": [348.0, 12.0, 300.0, 116.0], "area": 34800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[348.0, 12.0, 648.0, 12.0, 648.0, 128.0, 348.0, 128.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the top of the image"}, {"id": 1689, "image_id": 951, "category_id": 13, "bbox": [123.0, 351.0, 431.0, 281.0], "area": 121111.0, "iscrowd": 0, "ignore": 0, "segmentation": [[123.0, 351.0, 554.0, 351.0, 554.0, 632.0, 123.0, 632.0]], "category_name": "optical harbor", "caption": "There is a optical harbor at the bottom of the image"}, {"id": 1690, "image_id": 951, "category_id": 13, "bbox": [5.0, 10.0, 543.0, 386.0], "area": 209598.0, "iscrowd": 0, "ignore": 0, "segmentation": [[5.0, 10.0, 548.0, 10.0, 548.0, 396.0, 5.0, 396.0]], "category_name": "optical harbor", "caption": "There is a optical harbor at the top of the image"}, {"id": 1691, "image_id": 952, "category_id": 15, "bbox": [154.0, 55.0, 12.0, 23.0], "area": 276.0, "iscrowd": 0, "ignore": 0, "segmentation": [[154.0, 55.0, 166.0, 55.0, 166.0, 78.0, 154.0, 78.0]], "category_name": "sar ship", "caption": "The small sar ship is on the top"}, {"id": 1692, "image_id": 952, "category_id": 15, "bbox": [194.0, 113.0, 14.0, 26.0], "area": 364.0, "iscrowd": 0, "ignore": 0, "segmentation": [[194.0, 113.0, 208.0, 113.0, 208.0, 139.0, 194.0, 139.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 1693, "image_id": 952, "category_id": 15, "bbox": [164.0, 158.0, 10.0, 35.0], "area": 350.0, "iscrowd": 0, "ignore": 0, "segmentation": [[164.0, 158.0, 174.0, 158.0, 174.0, 193.0, 164.0, 193.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 1694, "image_id": 953, "category_id": 15, "bbox": [110.0, 22.0, 14.0, 34.0], "area": 476.0, "iscrowd": 0, "ignore": 0, "segmentation": [[110.0, 22.0, 124.0, 22.0, 124.0, 56.0, 110.0, 56.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 1695, "image_id": 953, "category_id": 15, "bbox": [26.0, 1.0, 12.0, 26.0], "area": 312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 1.0, 38.0, 1.0, 38.0, 27.0, 26.0, 27.0]], "category_name": "sar ship", "caption": "One small sar ship is on the upper left and positioned to the upper left of the other top sar ship"}, {"id": 1696, "image_id": 953, "category_id": 15, "bbox": [62.0, 97.0, 15.0, 30.0], "area": 450.0, "iscrowd": 0, "ignore": 0, "segmentation": [[62.0, 97.0, 77.0, 97.0, 77.0, 127.0, 62.0, 127.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the left"}, {"id": 1697, "image_id": 954, "category_id": 15, "bbox": [115.0, 198.0, 9.0, 31.0], "area": 279.0, "iscrowd": 0, "ignore": 0, "segmentation": [[115.0, 198.0, 124.0, 198.0, 124.0, 229.0, 115.0, 229.0]], "category_name": "sar ship", "caption": "A small sar ship is on the bottom"}, {"id": 1698, "image_id": 955, "category_id": 3, "bbox": [90.0, 385.0, 351.0, 398.0], "area": 139698.0, "iscrowd": 0, "ignore": 0, "segmentation": [[90.0, 385.0, 441.0, 385.0, 441.0, 783.0, 90.0, 783.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 1699, "image_id": 955, "category_id": 2, "bbox": [550.0, 343.0, 385.0, 407.0], "area": 156695.0, "iscrowd": 0, "ignore": 0, "segmentation": [[550.0, 343.0, 935.0, 343.0, 935.0, 750.0, 550.0, 750.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1700, "image_id": 955, "category_id": 8, "bbox": [273.0, 665.0, 91.0, 202.0], "area": 18382.0, "iscrowd": 0, "ignore": 0, "segmentation": [[273.0, 665.0, 364.0, 665.0, 364.0, 867.0, 273.0, 867.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom left corner of the image"}, {"id": 1701, "image_id": 956, "category_id": 15, "bbox": [134.0, 29.0, 12.0, 40.0], "area": 480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[134.0, 29.0, 146.0, 29.0, 146.0, 69.0, 134.0, 69.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 1702, "image_id": 957, "category_id": 15, "bbox": [20.0, 175.0, 11.0, 33.0], "area": 363.0, "iscrowd": 0, "ignore": 0, "segmentation": [[20.0, 175.0, 31.0, 175.0, 31.0, 208.0, 20.0, 208.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the lower left"}, {"id": 1703, "image_id": 957, "category_id": 15, "bbox": [56.0, 166.0, 13.0, 21.0], "area": 273.0, "iscrowd": 0, "ignore": 0, "segmentation": [[56.0, 166.0, 69.0, 166.0, 69.0, 187.0, 56.0, 187.0]], "category_name": "sar ship", "caption": "One small sar ship is on the lower left and positioned to the upper right of the other medium-sized sar ship"}, {"id": 1704, "image_id": 957, "category_id": 15, "bbox": [124.0, 178.0, 14.0, 18.0], "area": 252.0, "iscrowd": 0, "ignore": 0, "segmentation": [[124.0, 178.0, 138.0, 178.0, 138.0, 196.0, 124.0, 196.0]], "category_name": "sar ship", "caption": "A small sar ship is on the bottom"}, {"id": 1705, "image_id": 958, "category_id": 15, "bbox": [144.0, 128.0, 14.0, 26.0], "area": 364.0, "iscrowd": 0, "ignore": 0, "segmentation": [[144.0, 128.0, 158.0, 128.0, 158.0, 154.0, 144.0, 154.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is in the middle"}, {"id": 1706, "image_id": 958, "category_id": 15, "bbox": [198.0, 64.0, 10.0, 23.0], "area": 230.0, "iscrowd": 0, "ignore": 0, "segmentation": [[198.0, 64.0, 208.0, 64.0, 208.0, 87.0, 198.0, 87.0]], "category_name": "sar ship", "caption": "The small sar ship is on the upper right"}, {"id": 1707, "image_id": 959, "category_id": 8, "bbox": [261.0, 34.0, 322.0, 110.0], "area": 35420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[261.0, 34.0, 583.0, 34.0, 583.0, 144.0, 261.0, 144.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot at the top of the image"}, {"id": 1708, "image_id": 959, "category_id": 8, "bbox": [103.0, 282.0, 371.0, 89.0], "area": 33019.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 282.0, 474.0, 282.0, 474.0, 371.0, 103.0, 371.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the center of the image"}, {"id": 1709, "image_id": 960, "category_id": 8, "bbox": [99.0, 315.0, 336.0, 91.0], "area": 30576.0, "iscrowd": 0, "ignore": 0, "segmentation": [[99.0, 315.0, 435.0, 315.0, 435.0, 406.0, 99.0, 406.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the middle of the image"}, {"id": 1710, "image_id": 961, "category_id": 15, "bbox": [103.0, 198.0, 13.0, 26.0], "area": 338.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 198.0, 116.0, 198.0, 116.0, 224.0, 103.0, 224.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the bottom"}, {"id": 1711, "image_id": 961, "category_id": 15, "bbox": [212.0, 27.0, 15.0, 18.0], "area": 270.0, "iscrowd": 0, "ignore": 0, "segmentation": [[212.0, 27.0, 227.0, 27.0, 227.0, 45.0, 212.0, 45.0]], "category_name": "sar ship", "caption": "The small sar ship is on the upper right"}, {"id": 1712, "image_id": 962, "category_id": 2, "bbox": [519.0, 121.0, 327.0, 339.0], "area": 110853.0, "iscrowd": 0, "ignore": 0, "segmentation": [[519.0, 121.0, 846.0, 121.0, 846.0, 460.0, 519.0, 460.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1713, "image_id": 962, "category_id": 3, "bbox": [36.0, 176.0, 294.0, 299.0], "area": 87906.0, "iscrowd": 0, "ignore": 0, "segmentation": [[36.0, 176.0, 330.0, 176.0, 330.0, 475.0, 36.0, 475.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 1714, "image_id": 963, "category_id": 3, "bbox": [520.0, 240.0, 263.0, 268.0], "area": 70484.0, "iscrowd": 0, "ignore": 0, "segmentation": [[520.0, 240.0, 783.0, 240.0, 783.0, 508.0, 520.0, 508.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the right side of the image"}, {"id": 1715, "image_id": 963, "category_id": 3, "bbox": [63.0, 316.0, 256.0, 285.0], "area": 72960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[63.0, 316.0, 319.0, 316.0, 319.0, 601.0, 63.0, 601.0]], "category_name": "optical T junction", "caption": "The optical T junction on the left side of the image"}, {"id": 1716, "image_id": 964, "category_id": 3, "bbox": [542.0, 222.0, 270.0, 322.0], "area": 86940.0, "iscrowd": 0, "ignore": 0, "segmentation": [[542.0, 222.0, 812.0, 222.0, 812.0, 544.0, 542.0, 544.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 1717, "image_id": 964, "category_id": 3, "bbox": [64.0, 331.0, 260.0, 287.0], "area": 74620.0, "iscrowd": 0, "ignore": 0, "segmentation": [[64.0, 331.0, 324.0, 331.0, 324.0, 618.0, 64.0, 618.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 1718, "image_id": 965, "category_id": 15, "bbox": [72.0, 108.0, 30.0, 26.0], "area": 780.0, "iscrowd": 0, "ignore": 0, "segmentation": [[72.0, 108.0, 102.0, 108.0, 102.0, 134.0, 72.0, 134.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 1719, "image_id": 966, "category_id": 15, "bbox": [166.0, 14.0, 26.0, 19.0], "area": 494.0, "iscrowd": 0, "ignore": 0, "segmentation": [[166.0, 14.0, 192.0, 14.0, 192.0, 33.0, 166.0, 33.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 1720, "image_id": 966, "category_id": 15, "bbox": [123.0, 80.0, 34.0, 21.0], "area": 714.0, "iscrowd": 0, "ignore": 0, "segmentation": [[123.0, 80.0, 157.0, 80.0, 157.0, 101.0, 123.0, 101.0]], "category_name": "sar ship", "caption": "The large sar ship is in the middle"}, {"id": 1721, "image_id": 966, "category_id": 15, "bbox": [191.0, 145.0, 18.0, 17.0], "area": 306.0, "iscrowd": 0, "ignore": 0, "segmentation": [[191.0, 145.0, 209.0, 145.0, 209.0, 162.0, 191.0, 162.0]], "category_name": "sar ship", "caption": "The small sar ship is on the right"}, {"id": 1722, "image_id": 966, "category_id": 15, "bbox": [195.0, 177.0, 32.0, 16.0], "area": 512.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 177.0, 227.0, 177.0, 227.0, 193.0, 195.0, 193.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 1723, "image_id": 967, "category_id": 2, "bbox": [265.0, 165.0, 458.0, 463.0], "area": 212054.0, "iscrowd": 0, "ignore": 0, "segmentation": [[265.0, 165.0, 723.0, 165.0, 723.0, 628.0, 265.0, 628.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1724, "image_id": 968, "category_id": 15, "bbox": [12.0, 43.0, 23.0, 29.0], "area": 667.0, "iscrowd": 0, "ignore": 0, "segmentation": [[12.0, 43.0, 35.0, 43.0, 35.0, 72.0, 12.0, 72.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 1725, "image_id": 969, "category_id": 15, "bbox": [169.0, 168.0, 17.0, 36.0], "area": 612.0, "iscrowd": 0, "ignore": 0, "segmentation": [[169.0, 168.0, 186.0, 168.0, 186.0, 204.0, 169.0, 204.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 1726, "image_id": 970, "category_id": 15, "bbox": [169.0, 40.0, 19.0, 34.0], "area": 646.0, "iscrowd": 0, "ignore": 0, "segmentation": [[169.0, 40.0, 188.0, 40.0, 188.0, 74.0, 169.0, 74.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 1727, "image_id": 971, "category_id": 3, "bbox": [658.0, 386.0, 382.0, 394.0], "area": 150508.0, "iscrowd": 0, "ignore": 0, "segmentation": [[658.0, 386.0, 1040.0, 386.0, 1040.0, 780.0, 658.0, 780.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 1728, "image_id": 971, "category_id": 2, "bbox": [134.0, 368.0, 386.0, 416.0], "area": 160576.0, "iscrowd": 0, "ignore": 0, "segmentation": [[134.0, 368.0, 520.0, 368.0, 520.0, 784.0, 134.0, 784.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1729, "image_id": 972, "category_id": 2, "bbox": [176.0, 384.0, 326.0, 338.0], "area": 110188.0, "iscrowd": 0, "ignore": 0, "segmentation": [[176.0, 384.0, 502.0, 384.0, 502.0, 722.0, 176.0, 722.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the left side of the image"}, {"id": 1730, "image_id": 972, "category_id": 2, "bbox": [711.0, 376.0, 342.0, 356.0], "area": 121752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[711.0, 376.0, 1053.0, 376.0, 1053.0, 732.0, 711.0, 732.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1731, "image_id": 972, "category_id": 8, "bbox": [717.0, 231.0, 45.0, 133.0], "area": 5985.0, "iscrowd": 0, "ignore": 0, "segmentation": [[717.0, 231.0, 762.0, 231.0, 762.0, 364.0, 717.0, 364.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the bottom of the image"}, {"id": 1732, "image_id": 972, "category_id": 8, "bbox": [810.0, 235.0, 48.0, 134.0], "area": 6432.0, "iscrowd": 0, "ignore": 0, "segmentation": [[810.0, 235.0, 858.0, 235.0, 858.0, 369.0, 810.0, 369.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper right corner of the image"}, {"id": 1733, "image_id": 973, "category_id": 15, "bbox": [93.0, 59.0, 21.0, 40.0], "area": 840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 59.0, 114.0, 59.0, 114.0, 99.0, 93.0, 99.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1734, "image_id": 974, "category_id": 15, "bbox": [166.0, 221.0, 17.0, 31.0], "area": 527.0, "iscrowd": 0, "ignore": 0, "segmentation": [[166.0, 221.0, 183.0, 221.0, 183.0, 252.0, 166.0, 252.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 1735, "image_id": 975, "category_id": 2, "bbox": [226.0, 56.0, 362.0, 342.0], "area": 123804.0, "iscrowd": 0, "ignore": 0, "segmentation": [[226.0, 56.0, 588.0, 56.0, 588.0, 398.0, 226.0, 398.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1736, "image_id": 975, "category_id": 3, "bbox": [226.0, 562.0, 338.0, 338.0], "area": 114244.0, "iscrowd": 0, "ignore": 0, "segmentation": [[226.0, 562.0, 564.0, 562.0, 564.0, 900.0, 226.0, 900.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 1737, "image_id": 976, "category_id": 3, "bbox": [200.0, 349.0, 316.0, 331.0], "area": 104596.0, "iscrowd": 0, "ignore": 0, "segmentation": [[200.0, 349.0, 516.0, 349.0, 516.0, 680.0, 200.0, 680.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 1738, "image_id": 977, "category_id": 15, "bbox": [87.0, 52.0, 37.0, 46.0], "area": 1702.0, "iscrowd": 0, "ignore": 0, "segmentation": [[87.0, 52.0, 124.0, 52.0, 124.0, 98.0, 87.0, 98.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1739, "image_id": 978, "category_id": 3, "bbox": [118.0, 466.0, 378.0, 390.0], "area": 147420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[118.0, 466.0, 496.0, 466.0, 496.0, 856.0, 118.0, 856.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 1740, "image_id": 978, "category_id": 3, "bbox": [658.0, 236.0, 370.0, 378.0], "area": 139860.0, "iscrowd": 0, "ignore": 0, "segmentation": [[658.0, 236.0, 1028.0, 236.0, 1028.0, 614.0, 658.0, 614.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the right side of the image"}, {"id": 1741, "image_id": 979, "category_id": 15, "bbox": [49.0, 214.0, 20.0, 21.0], "area": 420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[49.0, 214.0, 69.0, 214.0, 69.0, 235.0, 49.0, 235.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 1742, "image_id": 979, "category_id": 15, "bbox": [94.0, 190.0, 26.0, 20.0], "area": 520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[94.0, 190.0, 120.0, 190.0, 120.0, 210.0, 94.0, 210.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom and the same size as another lower left sar ship"}, {"id": 1743, "image_id": 979, "category_id": 15, "bbox": [177.0, 148.0, 38.0, 25.0], "area": 950.0, "iscrowd": 0, "ignore": 0, "segmentation": [[177.0, 148.0, 215.0, 148.0, 215.0, 173.0, 177.0, 173.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 1744, "image_id": 980, "category_id": 15, "bbox": [34.0, 86.0, 26.0, 20.0], "area": 520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[34.0, 86.0, 60.0, 86.0, 60.0, 106.0, 34.0, 106.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the left"}, {"id": 1745, "image_id": 980, "category_id": 15, "bbox": [178.0, 220.0, 38.0, 22.0], "area": 836.0, "iscrowd": 0, "ignore": 0, "segmentation": [[178.0, 220.0, 216.0, 220.0, 216.0, 242.0, 178.0, 242.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1746, "image_id": 980, "category_id": 15, "bbox": [153.0, 39.0, 28.0, 21.0], "area": 588.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 39.0, 181.0, 39.0, 181.0, 60.0, 153.0, 60.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 1747, "image_id": 980, "category_id": 15, "bbox": [195.0, 17.0, 31.0, 24.0], "area": 744.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 17.0, 226.0, 17.0, 226.0, 41.0, 195.0, 41.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 1748, "image_id": 981, "category_id": 3, "bbox": [58.0, 178.0, 230.0, 244.0], "area": 56120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[58.0, 178.0, 288.0, 178.0, 288.0, 422.0, 58.0, 422.0]], "category_name": "optical T junction", "caption": "There is a optical T junction side of the image located on the left"}, {"id": 1749, "image_id": 981, "category_id": 3, "bbox": [335.0, 283.0, 215.0, 228.0], "area": 49020.0, "iscrowd": 0, "ignore": 0, "segmentation": [[335.0, 283.0, 550.0, 283.0, 550.0, 511.0, 335.0, 511.0]], "category_name": "optical T junction", "caption": "There is a optical T junction side of the image located on the right"}, {"id": 1750, "image_id": 981, "category_id": 8, "bbox": [126.0, 356.0, 68.0, 259.0], "area": 17612.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 356.0, 194.0, 356.0, 194.0, 615.0, 126.0, 615.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the lower left corner of the image"}, {"id": 1751, "image_id": 982, "category_id": 8, "bbox": [163.0, 365.0, 74.0, 203.0], "area": 15022.0, "iscrowd": 0, "ignore": 0, "segmentation": [[163.0, 365.0, 237.0, 365.0, 237.0, 568.0, 163.0, 568.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the left side of the image"}, {"id": 1752, "image_id": 982, "category_id": 3, "bbox": [31.0, 198.0, 278.0, 278.0], "area": 77284.0, "iscrowd": 0, "ignore": 0, "segmentation": [[31.0, 198.0, 309.0, 198.0, 309.0, 476.0, 31.0, 476.0]], "category_name": "optical T junction", "caption": "There is a optical parking lot on the left side of the image,and the optical T junction that needs to be found is located in the upper left corner of it."}, {"id": 1753, "image_id": 982, "category_id": 3, "bbox": [267.0, 121.0, 272.0, 285.0], "area": 77520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[267.0, 121.0, 539.0, 121.0, 539.0, 406.0, 267.0, 406.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the middle of the image"}, {"id": 1754, "image_id": 982, "category_id": 3, "bbox": [487.0, 121.0, 240.0, 261.0], "area": 62640.0, "iscrowd": 0, "ignore": 0, "segmentation": [[487.0, 121.0, 727.0, 121.0, 727.0, 382.0, 487.0, 382.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 1755, "image_id": 983, "category_id": 15, "bbox": [142.0, 41.0, 36.0, 13.0], "area": 468.0, "iscrowd": 0, "ignore": 0, "segmentation": [[142.0, 41.0, 178.0, 41.0, 178.0, 54.0, 142.0, 54.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 1756, "image_id": 984, "category_id": 3, "bbox": [750.0, 232.0, 286.0, 306.0], "area": 87516.0, "iscrowd": 0, "ignore": 0, "segmentation": [[750.0, 232.0, 1036.0, 232.0, 1036.0, 538.0, 750.0, 538.0]], "category_name": "optical T junction", "caption": "The optical T junction in the upper right corner of the image"}, {"id": 1757, "image_id": 984, "category_id": 3, "bbox": [542.0, 308.0, 268.0, 280.0], "area": 75040.0, "iscrowd": 0, "ignore": 0, "segmentation": [[542.0, 308.0, 810.0, 308.0, 810.0, 588.0, 542.0, 588.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the middle of the image"}, {"id": 1758, "image_id": 984, "category_id": 3, "bbox": [236.0, 354.0, 276.0, 300.0], "area": 82800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[236.0, 354.0, 512.0, 354.0, 512.0, 654.0, 236.0, 654.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 1759, "image_id": 984, "category_id": 2, "bbox": [638.0, 806.0, 288.0, 298.0], "area": 85824.0, "iscrowd": 0, "ignore": 0, "segmentation": [[638.0, 806.0, 926.0, 806.0, 926.0, 1104.0, 638.0, 1104.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the bottom of the image"}, {"id": 1760, "image_id": 985, "category_id": 15, "bbox": [60.0, 48.0, 21.0, 16.0], "area": 336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[60.0, 48.0, 81.0, 48.0, 81.0, 64.0, 60.0, 64.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 1761, "image_id": 986, "category_id": 2, "bbox": [100.0, 88.0, 285.0, 290.0], "area": 82650.0, "iscrowd": 0, "ignore": 0, "segmentation": [[100.0, 88.0, 385.0, 88.0, 385.0, 378.0, 100.0, 378.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the upper left corner of the image"}, {"id": 1762, "image_id": 986, "category_id": 3, "bbox": [409.0, 541.0, 285.0, 297.0], "area": 84645.0, "iscrowd": 0, "ignore": 0, "segmentation": [[409.0, 541.0, 694.0, 541.0, 694.0, 838.0, 409.0, 838.0]], "category_name": "optical T junction", "caption": "The optical T junction at the bottom of the image"}, {"id": 1763, "image_id": 987, "category_id": 2, "bbox": [129.0, 94.0, 324.0, 329.0], "area": 106596.0, "iscrowd": 0, "ignore": 0, "segmentation": [[129.0, 94.0, 453.0, 94.0, 453.0, 423.0, 129.0, 423.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the upper left corner of the image"}, {"id": 1764, "image_id": 987, "category_id": 2, "bbox": [472.0, 556.0, 302.0, 311.0], "area": 93922.0, "iscrowd": 0, "ignore": 0, "segmentation": [[472.0, 556.0, 774.0, 556.0, 774.0, 867.0, 472.0, 867.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the bottom right corner of the image"}, {"id": 1765, "image_id": 988, "category_id": 15, "bbox": [65.0, 187.0, 27.0, 21.0], "area": 567.0, "iscrowd": 0, "ignore": 0, "segmentation": [[65.0, 187.0, 92.0, 187.0, 92.0, 208.0, 65.0, 208.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 1766, "image_id": 989, "category_id": 3, "bbox": [550.0, 187.0, 297.0, 294.0], "area": 87318.0, "iscrowd": 0, "ignore": 0, "segmentation": [[550.0, 187.0, 847.0, 187.0, 847.0, 481.0, 550.0, 481.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 1767, "image_id": 989, "category_id": 2, "bbox": [90.0, 472.0, 327.0, 326.0], "area": 106602.0, "iscrowd": 0, "ignore": 0, "segmentation": [[90.0, 472.0, 417.0, 472.0, 417.0, 798.0, 90.0, 798.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1768, "image_id": 990, "category_id": 3, "bbox": [266.0, 66.0, 417.0, 431.0], "area": 179727.0, "iscrowd": 0, "ignore": 0, "segmentation": [[266.0, 66.0, 683.0, 66.0, 683.0, 497.0, 266.0, 497.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 1769, "image_id": 990, "category_id": 3, "bbox": [179.0, 333.0, 369.0, 402.0], "area": 148338.0, "iscrowd": 0, "ignore": 0, "segmentation": [[179.0, 333.0, 548.0, 333.0, 548.0, 735.0, 179.0, 735.0]], "category_name": "optical T junction", "caption": "There is a optical T junction side of the image and the optical T junction that needs to be found is located in the corner of it in the center"}, {"id": 1770, "image_id": 990, "category_id": 8, "bbox": [209.0, 66.0, 168.0, 425.0], "area": 71400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[209.0, 66.0, 377.0, 66.0, 377.0, 491.0, 209.0, 491.0]], "category_name": "optical parking lot", "caption": "There is a big optical parking lot"}, {"id": 1771, "image_id": 991, "category_id": 15, "bbox": [91.0, 104.0, 81.0, 25.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[91.0, 104.0, 172.0, 104.0, 172.0, 129.0, 91.0, 129.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 1772, "image_id": 992, "category_id": 15, "bbox": [221.0, 182.0, 12.0, 52.0], "area": 624.0, "iscrowd": 0, "ignore": 0, "segmentation": [[221.0, 182.0, 233.0, 182.0, 233.0, 234.0, 221.0, 234.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 1773, "image_id": 993, "category_id": 8, "bbox": [196.0, 269.0, 319.0, 39.0], "area": 12441.0, "iscrowd": 0, "ignore": 0, "segmentation": [[196.0, 269.0, 515.0, 269.0, 515.0, 308.0, 196.0, 308.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the middle of the image"}, {"id": 1774, "image_id": 994, "category_id": 15, "bbox": [176.0, 160.0, 28.0, 33.0], "area": 924.0, "iscrowd": 0, "ignore": 0, "segmentation": [[176.0, 160.0, 204.0, 160.0, 204.0, 193.0, 176.0, 193.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1775, "image_id": 995, "category_id": 8, "bbox": [458.0, 55.0, 175.0, 49.0], "area": 8575.0, "iscrowd": 0, "ignore": 0, "segmentation": [[458.0, 55.0, 633.0, 55.0, 633.0, 104.0, 458.0, 104.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper right corner of the image"}, {"id": 1776, "image_id": 995, "category_id": 8, "bbox": [158.0, 391.0, 171.0, 47.0], "area": 8037.0, "iscrowd": 0, "ignore": 0, "segmentation": [[158.0, 391.0, 329.0, 391.0, 329.0, 438.0, 158.0, 438.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the bottom of the image"}, {"id": 1777, "image_id": 996, "category_id": 15, "bbox": [178.0, 28.0, 15.0, 60.0], "area": 900.0, "iscrowd": 0, "ignore": 0, "segmentation": [[178.0, 28.0, 193.0, 28.0, 193.0, 88.0, 178.0, 88.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 1778, "image_id": 997, "category_id": 2, "bbox": [44.0, 315.0, 345.0, 359.0], "area": 123855.0, "iscrowd": 0, "ignore": 0, "segmentation": [[44.0, 315.0, 389.0, 315.0, 389.0, 674.0, 44.0, 674.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1779, "image_id": 997, "category_id": 2, "bbox": [705.0, 106.0, 271.0, 306.0], "area": 82926.0, "iscrowd": 0, "ignore": 0, "segmentation": [[705.0, 106.0, 976.0, 106.0, 976.0, 412.0, 705.0, 412.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the upper right corner of the image"}, {"id": 1780, "image_id": 998, "category_id": 3, "bbox": [46.0, 297.0, 309.0, 328.0], "area": 101352.0, "iscrowd": 0, "ignore": 0, "segmentation": [[46.0, 297.0, 355.0, 297.0, 355.0, 625.0, 46.0, 625.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 1781, "image_id": 998, "category_id": 2, "bbox": [544.0, 180.0, 357.0, 374.0], "area": 133518.0, "iscrowd": 0, "ignore": 0, "segmentation": [[544.0, 180.0, 901.0, 180.0, 901.0, 554.0, 544.0, 554.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1782, "image_id": 999, "category_id": 15, "bbox": [148.0, 224.0, 23.0, 14.0], "area": 322.0, "iscrowd": 0, "ignore": 0, "segmentation": [[148.0, 224.0, 171.0, 224.0, 171.0, 238.0, 148.0, 238.0]], "category_name": "sar ship", "caption": "The small sar ship is on the bottom"}, {"id": 1783, "image_id": 999, "category_id": 15, "bbox": [118.0, 178.0, 29.0, 26.0], "area": 754.0, "iscrowd": 0, "ignore": 0, "segmentation": [[118.0, 178.0, 147.0, 178.0, 147.0, 204.0, 118.0, 204.0]], "category_name": "sar ship", "caption": "The large sar ship is on the bottom"}, {"id": 1784, "image_id": 1000, "category_id": 3, "bbox": [155.0, 182.0, 270.0, 276.0], "area": 74520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[155.0, 182.0, 425.0, 182.0, 425.0, 458.0, 155.0, 458.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 1785, "image_id": 1001, "category_id": 3, "bbox": [100.0, 325.0, 249.0, 239.0], "area": 59511.0, "iscrowd": 0, "ignore": 0, "segmentation": [[100.0, 325.0, 349.0, 325.0, 349.0, 564.0, 100.0, 564.0]], "category_name": "optical T junction", "caption": "The optical T junction on the left side of the image"}, {"id": 1786, "image_id": 1001, "category_id": 3, "bbox": [462.0, 170.0, 239.0, 247.0], "area": 59033.0, "iscrowd": 0, "ignore": 0, "segmentation": [[462.0, 170.0, 701.0, 170.0, 701.0, 417.0, 462.0, 417.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 1787, "image_id": 1001, "category_id": 8, "bbox": [468.0, 203.0, 108.0, 75.0], "area": 8100.0, "iscrowd": 0, "ignore": 0, "segmentation": [[468.0, 203.0, 576.0, 203.0, 576.0, 278.0, 468.0, 278.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot"}, {"id": 1788, "image_id": 1002, "category_id": 2, "bbox": [120.0, 105.0, 274.0, 276.0], "area": 75624.0, "iscrowd": 0, "ignore": 0, "segmentation": [[120.0, 105.0, 394.0, 105.0, 394.0, 381.0, 120.0, 381.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the upper left corner of the image"}, {"id": 1789, "image_id": 1002, "category_id": 2, "bbox": [363.0, 535.0, 285.0, 320.0], "area": 91200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[363.0, 535.0, 648.0, 535.0, 648.0, 855.0, 363.0, 855.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the bottom of the image"}, {"id": 1790, "image_id": 1003, "category_id": 2, "bbox": [237.0, 144.0, 311.0, 276.0], "area": 85836.0, "iscrowd": 0, "ignore": 0, "segmentation": [[237.0, 144.0, 548.0, 144.0, 548.0, 420.0, 237.0, 420.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the top of the image"}, {"id": 1791, "image_id": 1003, "category_id": 3, "bbox": [253.0, 876.0, 277.0, 262.0], "area": 72574.0, "iscrowd": 0, "ignore": 0, "segmentation": [[253.0, 876.0, 530.0, 876.0, 530.0, 1138.0, 253.0, 1138.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the bottom of the image"}, {"id": 1792, "image_id": 1003, "category_id": 3, "bbox": [574.0, 888.0, 272.0, 270.0], "area": 73440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[574.0, 888.0, 846.0, 888.0, 846.0, 1158.0, 574.0, 1158.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the bottom of the image,and the optical T junction that needs to be found is located in the lower right corner of it."}, {"id": 1793, "image_id": 1003, "category_id": 3, "bbox": [686.0, 826.0, 252.0, 280.0], "area": 70560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[686.0, 826.0, 938.0, 826.0, 938.0, 1106.0, 686.0, 1106.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the bottom of the image,and the optical T junction that needs to be found is located in the upper right corner of it."}, {"id": 1794, "image_id": 1004, "category_id": 3, "bbox": [270.0, 349.0, 220.0, 231.0], "area": 50820.0, "iscrowd": 0, "ignore": 0, "segmentation": [[270.0, 349.0, 490.0, 349.0, 490.0, 580.0, 270.0, 580.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 1795, "image_id": 1005, "category_id": 15, "bbox": [192.0, 22.0, 40.0, 25.0], "area": 1000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[192.0, 22.0, 232.0, 22.0, 232.0, 47.0, 192.0, 47.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 1796, "image_id": 1006, "category_id": 3, "bbox": [282.0, 244.0, 267.0, 269.0], "area": 71823.0, "iscrowd": 0, "ignore": 0, "segmentation": [[282.0, 244.0, 549.0, 244.0, 549.0, 513.0, 282.0, 513.0]], "category_name": "optical T junction", "caption": "The big optical T junction in the center"}, {"id": 1797, "image_id": 1006, "category_id": 8, "bbox": [159.0, 85.0, 178.0, 66.0], "area": 11748.0, "iscrowd": 0, "ignore": 0, "segmentation": [[159.0, 85.0, 337.0, 85.0, 337.0, 151.0, 159.0, 151.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the bottom of the image"}, {"id": 1798, "image_id": 1007, "category_id": 15, "bbox": [65.0, 20.0, 41.0, 25.0], "area": 1025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[65.0, 20.0, 106.0, 20.0, 106.0, 45.0, 65.0, 45.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1799, "image_id": 1008, "category_id": 15, "bbox": [8.0, 128.0, 49.0, 27.0], "area": 1323.0, "iscrowd": 0, "ignore": 0, "segmentation": [[8.0, 128.0, 57.0, 128.0, 57.0, 155.0, 8.0, 155.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 1800, "image_id": 1009, "category_id": 15, "bbox": [23.0, 164.0, 36.0, 22.0], "area": 792.0, "iscrowd": 0, "ignore": 0, "segmentation": [[23.0, 164.0, 59.0, 164.0, 59.0, 186.0, 23.0, 186.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 1801, "image_id": 1010, "category_id": 2, "bbox": [562.0, 129.0, 348.0, 348.0], "area": 121104.0, "iscrowd": 0, "ignore": 0, "segmentation": [[562.0, 129.0, 910.0, 129.0, 910.0, 477.0, 562.0, 477.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the top of the image"}, {"id": 1802, "image_id": 1010, "category_id": 3, "bbox": [188.0, 672.0, 302.0, 310.0], "area": 93620.0, "iscrowd": 0, "ignore": 0, "segmentation": [[188.0, 672.0, 490.0, 672.0, 490.0, 982.0, 188.0, 982.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the bottom left corner of the image"}, {"id": 1803, "image_id": 1011, "category_id": 2, "bbox": [138.0, 289.0, 246.0, 256.0], "area": 62976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[138.0, 289.0, 384.0, 289.0, 384.0, 545.0, 138.0, 545.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 1804, "image_id": 1011, "category_id": 3, "bbox": [494.0, 517.0, 278.0, 286.0], "area": 79508.0, "iscrowd": 0, "ignore": 0, "segmentation": [[494.0, 517.0, 772.0, 517.0, 772.0, 803.0, 494.0, 803.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom right corner of the image"}, {"id": 1805, "image_id": 1011, "category_id": 3, "bbox": [619.0, 406.0, 265.0, 285.0], "area": 75525.0, "iscrowd": 0, "ignore": 0, "segmentation": [[619.0, 406.0, 884.0, 406.0, 884.0, 691.0, 619.0, 691.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the right side of the image"}, {"id": 1806, "image_id": 1012, "category_id": 3, "bbox": [106.0, 60.0, 261.0, 277.0], "area": 72297.0, "iscrowd": 0, "ignore": 0, "segmentation": [[106.0, 60.0, 367.0, 60.0, 367.0, 337.0, 106.0, 337.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 1807, "image_id": 1012, "category_id": 8, "bbox": [272.0, 213.0, 89.0, 321.0], "area": 28569.0, "iscrowd": 0, "ignore": 0, "segmentation": [[272.0, 213.0, 361.0, 213.0, 361.0, 534.0, 272.0, 534.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the middle of the image"}, {"id": 1808, "image_id": 1012, "category_id": 8, "bbox": [609.0, 316.0, 55.0, 216.0], "area": 11880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[609.0, 316.0, 664.0, 316.0, 664.0, 532.0, 609.0, 532.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the middle of the image,and the optical parking lot that needs to be found is located in the lower right corner of it."}, {"id": 1809, "image_id": 1012, "category_id": 8, "bbox": [541.0, 347.0, 49.0, 265.0], "area": 12985.0, "iscrowd": 0, "ignore": 0, "segmentation": [[541.0, 347.0, 590.0, 347.0, 590.0, 612.0, 541.0, 612.0]], "category_name": "optical parking lot", "caption": "There is a big optical T junction,and the optical parking lot that needs to be found is located in the lower right corner of it."}, {"id": 1810, "image_id": 1013, "category_id": 15, "bbox": [196.0, 180.0, 49.0, 21.0], "area": 1029.0, "iscrowd": 0, "ignore": 0, "segmentation": [[196.0, 180.0, 245.0, 180.0, 245.0, 201.0, 196.0, 201.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1811, "image_id": 1014, "category_id": 15, "bbox": [190.0, 203.0, 17.0, 52.0], "area": 884.0, "iscrowd": 0, "ignore": 0, "segmentation": [[190.0, 203.0, 207.0, 203.0, 207.0, 255.0, 190.0, 255.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1812, "image_id": 1015, "category_id": 2, "bbox": [420.0, 306.0, 264.0, 294.0], "area": 77616.0, "iscrowd": 0, "ignore": 0, "segmentation": [[420.0, 306.0, 684.0, 306.0, 684.0, 600.0, 420.0, 600.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1813, "image_id": 1015, "category_id": 3, "bbox": [55.0, 337.0, 253.0, 271.0], "area": 68563.0, "iscrowd": 0, "ignore": 0, "segmentation": [[55.0, 337.0, 308.0, 337.0, 308.0, 608.0, 55.0, 608.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 1814, "image_id": 1016, "category_id": 15, "bbox": [68.0, 52.0, 50.0, 22.0], "area": 1100.0, "iscrowd": 0, "ignore": 0, "segmentation": [[68.0, 52.0, 118.0, 52.0, 118.0, 74.0, 68.0, 74.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1815, "image_id": 1017, "category_id": 8, "bbox": [219.0, 248.0, 72.0, 329.0], "area": 23688.0, "iscrowd": 0, "ignore": 0, "segmentation": [[219.0, 248.0, 291.0, 248.0, 291.0, 577.0, 219.0, 577.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the middle of the image"}, {"id": 1816, "image_id": 1017, "category_id": 8, "bbox": [527.0, 38.0, 207.0, 119.0], "area": 24633.0, "iscrowd": 0, "ignore": 0, "segmentation": [[527.0, 38.0, 734.0, 38.0, 734.0, 157.0, 527.0, 157.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper right corner of the image"}, {"id": 1817, "image_id": 1018, "category_id": 8, "bbox": [438.0, 89.0, 88.0, 138.0], "area": 12144.0, "iscrowd": 0, "ignore": 0, "segmentation": [[438.0, 89.0, 526.0, 89.0, 526.0, 227.0, 438.0, 227.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper right corner of the image"}, {"id": 1818, "image_id": 1018, "category_id": 8, "bbox": [28.0, 19.0, 259.0, 140.0], "area": 36260.0, "iscrowd": 0, "ignore": 0, "segmentation": [[28.0, 19.0, 287.0, 19.0, 287.0, 159.0, 28.0, 159.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper left corner of the image"}, {"id": 1819, "image_id": 1018, "category_id": 3, "bbox": [339.0, 142.0, 236.0, 254.0], "area": 59944.0, "iscrowd": 0, "ignore": 0, "segmentation": [[339.0, 142.0, 575.0, 142.0, 575.0, 396.0, 339.0, 396.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 1820, "image_id": 1019, "category_id": 15, "bbox": [60.0, 79.0, 31.0, 17.0], "area": 527.0, "iscrowd": 0, "ignore": 0, "segmentation": [[60.0, 79.0, 91.0, 79.0, 91.0, 96.0, 60.0, 96.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the left"}, {"id": 1821, "image_id": 1020, "category_id": 3, "bbox": [53.0, 38.0, 318.0, 318.0], "area": 101124.0, "iscrowd": 0, "ignore": 0, "segmentation": [[53.0, 38.0, 371.0, 38.0, 371.0, 356.0, 53.0, 356.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper left corner of the image"}, {"id": 1822, "image_id": 1020, "category_id": 3, "bbox": [528.0, 118.0, 318.0, 346.0], "area": 110028.0, "iscrowd": 0, "ignore": 0, "segmentation": [[528.0, 118.0, 846.0, 118.0, 846.0, 464.0, 528.0, 464.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper right corner of the image"}, {"id": 1823, "image_id": 1020, "category_id": 3, "bbox": [433.0, 684.0, 311.0, 316.0], "area": 98276.0, "iscrowd": 0, "ignore": 0, "segmentation": [[433.0, 684.0, 744.0, 684.0, 744.0, 1000.0, 433.0, 1000.0]], "category_name": "optical T junction", "caption": "The optical T junction at the bottom of the image"}, {"id": 1824, "image_id": 1021, "category_id": 15, "bbox": [192.0, 124.0, 64.0, 86.0], "area": 5504.0, "iscrowd": 0, "ignore": 0, "segmentation": [[192.0, 124.0, 256.0, 124.0, 256.0, 210.0, 192.0, 210.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the right"}, {"id": 1825, "image_id": 1022, "category_id": 15, "bbox": [3.0, 179.0, 33.0, 24.0], "area": 792.0, "iscrowd": 0, "ignore": 0, "segmentation": [[3.0, 179.0, 36.0, 179.0, 36.0, 203.0, 3.0, 203.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 1826, "image_id": 1023, "category_id": 15, "bbox": [57.0, 208.0, 38.0, 16.0], "area": 608.0, "iscrowd": 0, "ignore": 0, "segmentation": [[57.0, 208.0, 95.0, 208.0, 95.0, 224.0, 57.0, 224.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 1827, "image_id": 1024, "category_id": 15, "bbox": [129.0, 52.0, 34.0, 25.0], "area": 850.0, "iscrowd": 0, "ignore": 0, "segmentation": [[129.0, 52.0, 163.0, 52.0, 163.0, 77.0, 129.0, 77.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1828, "image_id": 1025, "category_id": 15, "bbox": [76.0, 106.0, 27.0, 23.0], "area": 621.0, "iscrowd": 0, "ignore": 0, "segmentation": [[76.0, 106.0, 103.0, 106.0, 103.0, 129.0, 76.0, 129.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 1829, "image_id": 1026, "category_id": 2, "bbox": [37.0, 186.0, 437.0, 469.0], "area": 204953.0, "iscrowd": 0, "ignore": 0, "segmentation": [[37.0, 186.0, 474.0, 186.0, 474.0, 655.0, 37.0, 655.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1830, "image_id": 1026, "category_id": 3, "bbox": [490.0, 202.0, 300.0, 306.0], "area": 91800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[490.0, 202.0, 790.0, 202.0, 790.0, 508.0, 490.0, 508.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 1831, "image_id": 1027, "category_id": 15, "bbox": [179.0, 210.0, 13.0, 22.0], "area": 286.0, "iscrowd": 0, "ignore": 0, "segmentation": [[179.0, 210.0, 192.0, 210.0, 192.0, 232.0, 179.0, 232.0]], "category_name": "sar ship", "caption": "A small sar ship is on the lower right"}, {"id": 1832, "image_id": 1028, "category_id": 15, "bbox": [65.0, 1.0, 28.0, 15.0], "area": 420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[65.0, 1.0, 93.0, 1.0, 93.0, 16.0, 65.0, 16.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 1833, "image_id": 1029, "category_id": 15, "bbox": [160.0, 212.0, 24.0, 44.0], "area": 1056.0, "iscrowd": 0, "ignore": 0, "segmentation": [[160.0, 212.0, 184.0, 212.0, 184.0, 256.0, 160.0, 256.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1834, "image_id": 1030, "category_id": 2, "bbox": [532.0, 273.0, 269.0, 294.0], "area": 79086.0, "iscrowd": 0, "ignore": 0, "segmentation": [[532.0, 273.0, 801.0, 273.0, 801.0, 567.0, 532.0, 567.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the right side of the image"}, {"id": 1835, "image_id": 1030, "category_id": 2, "bbox": [47.0, 280.0, 287.0, 320.0], "area": 91840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[47.0, 280.0, 334.0, 280.0, 334.0, 600.0, 47.0, 600.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 1836, "image_id": 1031, "category_id": 2, "bbox": [99.0, 273.0, 306.0, 333.0], "area": 101898.0, "iscrowd": 0, "ignore": 0, "segmentation": [[99.0, 273.0, 405.0, 273.0, 405.0, 606.0, 99.0, 606.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the left side of the image"}, {"id": 1837, "image_id": 1031, "category_id": 8, "bbox": [513.0, 18.0, 76.0, 259.0], "area": 19684.0, "iscrowd": 0, "ignore": 0, "segmentation": [[513.0, 18.0, 589.0, 18.0, 589.0, 277.0, 513.0, 277.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the top of the image"}, {"id": 1838, "image_id": 1031, "category_id": 8, "bbox": [543.0, 321.0, 49.0, 142.0], "area": 6958.0, "iscrowd": 0, "ignore": 0, "segmentation": [[543.0, 321.0, 592.0, 321.0, 592.0, 463.0, 543.0, 463.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot"}, {"id": 1839, "image_id": 1032, "category_id": 2, "bbox": [280.0, 165.0, 219.0, 236.0], "area": 51684.0, "iscrowd": 0, "ignore": 0, "segmentation": [[280.0, 165.0, 499.0, 165.0, 499.0, 401.0, 280.0, 401.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1840, "image_id": 1033, "category_id": 8, "bbox": [72.0, 79.0, 216.0, 232.0], "area": 50112.0, "iscrowd": 0, "ignore": 0, "segmentation": [[72.0, 79.0, 288.0, 79.0, 288.0, 311.0, 72.0, 311.0]], "category_name": "optical parking lot", "caption": "There is a big optical parking lot"}, {"id": 1841, "image_id": 1034, "category_id": 15, "bbox": [5.0, 5.0, 29.0, 50.0], "area": 1450.0, "iscrowd": 0, "ignore": 0, "segmentation": [[5.0, 5.0, 34.0, 5.0, 34.0, 55.0, 5.0, 55.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 1842, "image_id": 1035, "category_id": 15, "bbox": [27.0, 2.0, 33.0, 25.0], "area": 825.0, "iscrowd": 0, "ignore": 0, "segmentation": [[27.0, 2.0, 60.0, 2.0, 60.0, 27.0, 27.0, 27.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 1843, "image_id": 1036, "category_id": 2, "bbox": [517.0, 207.0, 281.0, 285.0], "area": 80085.0, "iscrowd": 0, "ignore": 0, "segmentation": [[517.0, 207.0, 798.0, 207.0, 798.0, 492.0, 517.0, 492.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the right side of the image"}, {"id": 1844, "image_id": 1036, "category_id": 2, "bbox": [127.0, 273.0, 282.0, 303.0], "area": 85446.0, "iscrowd": 0, "ignore": 0, "segmentation": [[127.0, 273.0, 409.0, 273.0, 409.0, 576.0, 127.0, 576.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the left side of the image"}, {"id": 1845, "image_id": 1037, "category_id": 8, "bbox": [279.0, 259.0, 174.0, 501.0], "area": 87174.0, "iscrowd": 0, "ignore": 0, "segmentation": [[279.0, 259.0, 453.0, 259.0, 453.0, 760.0, 279.0, 760.0]], "category_name": "optical parking lot", "caption": "The big optical parking lot located in the center"}, {"id": 1846, "image_id": 1038, "category_id": 15, "bbox": [159.0, 127.0, 26.0, 14.0], "area": 364.0, "iscrowd": 0, "ignore": 0, "segmentation": [[159.0, 127.0, 185.0, 127.0, 185.0, 141.0, 159.0, 141.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 1847, "image_id": 1039, "category_id": 15, "bbox": [19.0, 78.0, 153.0, 67.0], "area": 10251.0, "iscrowd": 0, "ignore": 0, "segmentation": [[19.0, 78.0, 172.0, 78.0, 172.0, 145.0, 19.0, 145.0]], "category_name": "sar ship", "caption": "A massive sar ship is in the middle"}, {"id": 1848, "image_id": 1040, "category_id": 2, "bbox": [528.0, 288.0, 261.0, 261.0], "area": 68121.0, "iscrowd": 0, "ignore": 0, "segmentation": [[528.0, 288.0, 789.0, 288.0, 789.0, 549.0, 528.0, 549.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the right side of the image"}, {"id": 1849, "image_id": 1040, "category_id": 2, "bbox": [87.0, 222.0, 483.0, 479.0], "area": 231357.0, "iscrowd": 0, "ignore": 0, "segmentation": [[87.0, 222.0, 570.0, 222.0, 570.0, 701.0, 87.0, 701.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1850, "image_id": 1041, "category_id": 2, "bbox": [57.0, 84.0, 232.0, 253.0], "area": 58696.0, "iscrowd": 0, "ignore": 0, "segmentation": [[57.0, 84.0, 289.0, 84.0, 289.0, 337.0, 57.0, 337.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1851, "image_id": 1041, "category_id": 3, "bbox": [286.0, 98.0, 208.0, 233.0], "area": 48464.0, "iscrowd": 0, "ignore": 0, "segmentation": [[286.0, 98.0, 494.0, 98.0, 494.0, 331.0, 286.0, 331.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 1852, "image_id": 1042, "category_id": 2, "bbox": [157.0, 231.0, 255.0, 276.0], "area": 70380.0, "iscrowd": 0, "ignore": 0, "segmentation": [[157.0, 231.0, 412.0, 231.0, 412.0, 507.0, 157.0, 507.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1853, "image_id": 1042, "category_id": 3, "bbox": [358.0, 273.0, 239.0, 260.0], "area": 62140.0, "iscrowd": 0, "ignore": 0, "segmentation": [[358.0, 273.0, 597.0, 273.0, 597.0, 533.0, 358.0, 533.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 1854, "image_id": 1043, "category_id": 15, "bbox": [167.0, 26.0, 58.0, 37.0], "area": 2146.0, "iscrowd": 0, "ignore": 0, "segmentation": [[167.0, 26.0, 225.0, 26.0, 225.0, 63.0, 167.0, 63.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 1855, "image_id": 1044, "category_id": 2, "bbox": [313.0, 126.0, 330.0, 333.0], "area": 109890.0, "iscrowd": 0, "ignore": 0, "segmentation": [[313.0, 126.0, 643.0, 126.0, 643.0, 459.0, 313.0, 459.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1856, "image_id": 1044, "category_id": 3, "bbox": [558.0, 504.0, 285.0, 297.0], "area": 84645.0, "iscrowd": 0, "ignore": 0, "segmentation": [[558.0, 504.0, 843.0, 504.0, 843.0, 801.0, 558.0, 801.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 1857, "image_id": 1045, "category_id": 8, "bbox": [271.0, 342.0, 74.0, 308.0], "area": 22792.0, "iscrowd": 0, "ignore": 0, "segmentation": [[271.0, 342.0, 345.0, 342.0, 345.0, 650.0, 271.0, 650.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the bottom of the image"}, {"id": 1858, "image_id": 1045, "category_id": 8, "bbox": [90.0, 105.0, 686.0, 101.0], "area": 69286.0, "iscrowd": 0, "ignore": 0, "segmentation": [[90.0, 105.0, 776.0, 105.0, 776.0, 206.0, 90.0, 206.0]], "category_name": "optical parking lot", "caption": "The big optical parking lot at the top"}, {"id": 1859, "image_id": 1045, "category_id": 8, "bbox": [226.0, 180.0, 196.0, 56.0], "area": 10976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[226.0, 180.0, 422.0, 180.0, 422.0, 236.0, 226.0, 236.0]], "category_name": "optical parking lot", "caption": "There is a big optical parking lot and the optical parking lot that needs to be found is located in the corner of it at the top"}, {"id": 1860, "image_id": 1046, "category_id": 15, "bbox": [4.0, 35.0, 43.0, 18.0], "area": 774.0, "iscrowd": 0, "ignore": 0, "segmentation": [[4.0, 35.0, 47.0, 35.0, 47.0, 53.0, 4.0, 53.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 1861, "image_id": 1047, "category_id": 2, "bbox": [265.0, 252.0, 354.0, 355.0], "area": 125670.0, "iscrowd": 0, "ignore": 0, "segmentation": [[265.0, 252.0, 619.0, 252.0, 619.0, 607.0, 265.0, 607.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1862, "image_id": 1048, "category_id": 2, "bbox": [224.0, 255.0, 398.0, 416.0], "area": 165568.0, "iscrowd": 0, "ignore": 0, "segmentation": [[224.0, 255.0, 622.0, 255.0, 622.0, 671.0, 224.0, 671.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1863, "image_id": 1049, "category_id": 8, "bbox": [452.0, 172.0, 96.0, 344.0], "area": 33024.0, "iscrowd": 0, "ignore": 0, "segmentation": [[452.0, 172.0, 548.0, 172.0, 548.0, 516.0, 452.0, 516.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot on the right side of the image"}, {"id": 1864, "image_id": 1049, "category_id": 8, "bbox": [374.0, 182.0, 72.0, 194.0], "area": 13968.0, "iscrowd": 0, "ignore": 0, "segmentation": [[374.0, 182.0, 446.0, 182.0, 446.0, 376.0, 374.0, 376.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the center of the image"}, {"id": 1865, "image_id": 1050, "category_id": 2, "bbox": [228.0, 280.0, 315.0, 324.0], "area": 102060.0, "iscrowd": 0, "ignore": 0, "segmentation": [[228.0, 280.0, 543.0, 280.0, 543.0, 604.0, 228.0, 604.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1866, "image_id": 1051, "category_id": 15, "bbox": [180.0, 64.0, 17.0, 25.0], "area": 425.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 64.0, 197.0, 64.0, 197.0, 89.0, 180.0, 89.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 1867, "image_id": 1052, "category_id": 2, "bbox": [402.0, 109.0, 506.0, 530.0], "area": 268180.0, "iscrowd": 0, "ignore": 0, "segmentation": [[402.0, 109.0, 908.0, 109.0, 908.0, 639.0, 402.0, 639.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1868, "image_id": 1052, "category_id": 2, "bbox": [576.0, 912.0, 350.0, 346.0], "area": 121100.0, "iscrowd": 0, "ignore": 0, "segmentation": [[576.0, 912.0, 926.0, 912.0, 926.0, 1258.0, 576.0, 1258.0]], "category_name": "optical 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"category_id": 15, "bbox": [174.0, 115.0, 41.0, 112.0], "area": 4592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[174.0, 115.0, 215.0, 115.0, 215.0, 227.0, 174.0, 227.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the lower right"}, {"id": 1873, "image_id": 1056, "category_id": 2, "bbox": [421.0, 193.0, 458.0, 503.0], "area": 230374.0, "iscrowd": 0, "ignore": 0, "segmentation": [[421.0, 193.0, 879.0, 193.0, 879.0, 696.0, 421.0, 696.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1874, "image_id": 1057, "category_id": 2, "bbox": [231.0, 55.0, 558.0, 598.0], "area": 333684.0, "iscrowd": 0, "ignore": 0, "segmentation": [[231.0, 55.0, 789.0, 55.0, 789.0, 653.0, 231.0, 653.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad in the center"}, {"id": 1875, "image_id": 1057, "category_id": 8, "bbox": [90.0, 503.0, 67.0, 133.0], "area": 8911.0, "iscrowd": 0, "ignore": 0, "segmentation": [[90.0, 503.0, 157.0, 503.0, 157.0, 636.0, 90.0, 636.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot on the left"}, {"id": 1876, "image_id": 1057, "category_id": 8, "bbox": [168.0, 591.0, 85.0, 249.0], "area": 21165.0, "iscrowd": 0, "ignore": 0, "segmentation": [[168.0, 591.0, 253.0, 591.0, 253.0, 840.0, 168.0, 840.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the bottom left corner of the image"}, {"id": 1877, "image_id": 1057, "category_id": 8, "bbox": [411.0, 719.0, 86.0, 177.0], "area": 15222.0, "iscrowd": 0, "ignore": 0, "segmentation": [[411.0, 719.0, 497.0, 719.0, 497.0, 896.0, 411.0, 896.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the bottom"}, {"id": 1878, "image_id": 1058, "category_id": 4, "bbox": [877.0, 290.0, 711.0, 1063.0], "area": 755793.0, "iscrowd": 0, "ignore": 0, "segmentation": [[877.0, 290.0, 1588.0, 290.0, 1588.0, 1353.0, 877.0, 1353.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field on the right"}, {"id": 1879, "image_id": 1058, "category_id": 8, "bbox": [3.0, 1141.0, 309.0, 114.0], "area": 35226.0, "iscrowd": 0, "ignore": 0, "segmentation": [[3.0, 1141.0, 312.0, 1141.0, 312.0, 1255.0, 3.0, 1255.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot is located at the bottom left"}, {"id": 1880, "image_id": 1059, "category_id": 2, "bbox": [134.0, 104.0, 439.0, 424.0], "area": 186136.0, "iscrowd": 0, "ignore": 0, "segmentation": [[134.0, 104.0, 573.0, 104.0, 573.0, 528.0, 134.0, 528.0]], "category_name": "optical crossroad", "caption": "The optical crossroad of the image located at the top"}, {"id": 1881, "image_id": 1059, "category_id": 2, "bbox": [106.0, 470.0, 501.0, 524.0], "area": 262524.0, "iscrowd": 0, "ignore": 0, "segmentation": [[106.0, 470.0, 607.0, 470.0, 607.0, 994.0, 106.0, 994.0]], "category_name": "optical crossroad", "caption": "The optical crossroad of the image located at the bottom"}, {"id": 1882, "image_id": 1059, "category_id": 8, "bbox": [537.0, 382.0, 104.0, 224.0], "area": 23296.0, "iscrowd": 0, "ignore": 0, "segmentation": [[537.0, 382.0, 641.0, 382.0, 641.0, 606.0, 537.0, 606.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the center"}, {"id": 1883, "image_id": 1059, "category_id": 8, "bbox": [813.0, 424.0, 92.0, 208.0], "area": 19136.0, "iscrowd": 0, "ignore": 0, "segmentation": [[813.0, 424.0, 905.0, 424.0, 905.0, 632.0, 813.0, 632.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot, and the optical parking lot that needs to be found is located on the right side of it."}, {"id": 1884, "image_id": 1059, "category_id": 8, "bbox": [931.0, 458.0, 66.0, 126.0], "area": 8316.0, "iscrowd": 0, "ignore": 0, "segmentation": [[931.0, 458.0, 997.0, 458.0, 997.0, 584.0, 931.0, 584.0]], "category_name": "optical parking 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"ignore": 0, "segmentation": [[66.0, 136.0, 100.0, 136.0, 100.0, 181.0, 66.0, 181.0]], "category_name": "sar ship", "caption": "The large sar ship is on the left"}, {"id": 1892, "image_id": 1064, "category_id": 15, "bbox": [194.0, 167.0, 21.0, 28.0], "area": 588.0, "iscrowd": 0, "ignore": 0, "segmentation": [[194.0, 167.0, 215.0, 167.0, 215.0, 195.0, 194.0, 195.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the lower right"}, {"id": 1893, "image_id": 1064, "category_id": 15, "bbox": [219.0, 45.0, 12.0, 26.0], "area": 312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[219.0, 45.0, 231.0, 45.0, 231.0, 71.0, 219.0, 71.0]], "category_name": "sar ship", "caption": "The small sar ship is on the upper right"}, {"id": 1894, "image_id": 1065, "category_id": 2, "bbox": [523.0, 288.0, 469.0, 454.0], "area": 212926.0, "iscrowd": 0, "ignore": 0, "segmentation": [[523.0, 288.0, 992.0, 288.0, 992.0, 742.0, 523.0, 742.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1895, "image_id": 1066, "category_id": 15, "bbox": [120.0, 41.0, 41.0, 37.0], "area": 1517.0, "iscrowd": 0, "ignore": 0, "segmentation": [[120.0, 41.0, 161.0, 41.0, 161.0, 78.0, 120.0, 78.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1896, "image_id": 1067, "category_id": 2, "bbox": [294.0, 106.0, 268.0, 284.0], "area": 76112.0, "iscrowd": 0, "ignore": 0, "segmentation": [[294.0, 106.0, 562.0, 106.0, 562.0, 390.0, 294.0, 390.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the top of the image"}, {"id": 1897, "image_id": 1067, "category_id": 2, "bbox": [258.0, 516.0, 265.0, 291.0], "area": 77115.0, "iscrowd": 0, "ignore": 0, "segmentation": [[258.0, 516.0, 523.0, 516.0, 523.0, 807.0, 258.0, 807.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 1898, "image_id": 1068, "category_id": 15, "bbox": [219.0, 183.0, 25.0, 36.0], "area": 900.0, "iscrowd": 0, "ignore": 0, "segmentation": [[219.0, 183.0, 244.0, 183.0, 244.0, 219.0, 219.0, 219.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 1899, "image_id": 1069, "category_id": 2, "bbox": [502.0, 302.0, 492.0, 510.0], "area": 250920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[502.0, 302.0, 994.0, 302.0, 994.0, 812.0, 502.0, 812.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1900, "image_id": 1070, "category_id": 15, "bbox": [119.0, 161.0, 35.0, 52.0], "area": 1820.0, "iscrowd": 0, "ignore": 0, "segmentation": [[119.0, 161.0, 154.0, 161.0, 154.0, 213.0, 119.0, 213.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 1901, "image_id": 1071, "category_id": 2, "bbox": [710.0, 288.0, 392.0, 408.0], "area": 159936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[710.0, 288.0, 1102.0, 288.0, 1102.0, 696.0, 710.0, 696.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the right side of the image"}, {"id": 1902, "image_id": 1071, "category_id": 2, "bbox": [170.0, 412.0, 374.0, 380.0], "area": 142120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[170.0, 412.0, 544.0, 412.0, 544.0, 792.0, 170.0, 792.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 1903, "image_id": 1072, "category_id": 15, "bbox": [7.0, 73.0, 39.0, 58.0], "area": 2262.0, "iscrowd": 0, "ignore": 0, "segmentation": [[7.0, 73.0, 46.0, 73.0, 46.0, 131.0, 7.0, 131.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 1904, "image_id": 1072, "category_id": 15, "bbox": [236.0, 125.0, 20.0, 68.0], "area": 1360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[236.0, 125.0, 256.0, 125.0, 256.0, 193.0, 236.0, 193.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 1905, "image_id": 1073, "category_id": 2, "bbox": [378.0, 133.0, 336.0, 353.0], "area": 118608.0, "iscrowd": 0, "ignore": 0, "segmentation": [[378.0, 133.0, 714.0, 133.0, 714.0, 486.0, 378.0, 486.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1906, "image_id": 1074, "category_id": 2, "bbox": [231.0, 235.0, 357.0, 365.0], "area": 130305.0, "iscrowd": 0, "ignore": 0, "segmentation": [[231.0, 235.0, 588.0, 235.0, 588.0, 600.0, 231.0, 600.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1907, "image_id": 1075, "category_id": 13, "bbox": [558.0, 13.0, 194.0, 248.0], "area": 48112.0, "iscrowd": 0, "ignore": 0, "segmentation": [[558.0, 13.0, 752.0, 13.0, 752.0, 261.0, 558.0, 261.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the upper right corner of the image"}, {"id": 1908, "image_id": 1075, "category_id": 13, "bbox": [259.0, 93.0, 193.0, 243.0], "area": 46899.0, "iscrowd": 0, "ignore": 0, "segmentation": [[259.0, 93.0, 452.0, 93.0, 452.0, 336.0, 259.0, 336.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the middle of the image"}, {"id": 1909, "image_id": 1075, "category_id": 13, "bbox": [11.0, 260.0, 239.0, 324.0], "area": 77436.0, "iscrowd": 0, "ignore": 0, "segmentation": [[11.0, 260.0, 250.0, 260.0, 250.0, 584.0, 11.0, 584.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the bottom left corner of the image"}, {"id": 1910, "image_id": 1076, "category_id": 15, "bbox": [106.0, 47.0, 34.0, 53.0], "area": 1802.0, "iscrowd": 0, "ignore": 0, "segmentation": [[106.0, 47.0, 140.0, 47.0, 140.0, 100.0, 106.0, 100.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1911, "image_id": 1077, "category_id": 13, "bbox": [374.0, 130.0, 316.0, 430.0], "area": 135880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[374.0, 130.0, 690.0, 130.0, 690.0, 560.0, 374.0, 560.0]], "category_name": "optical harbor", "caption": "The big optical harbor"}, {"id": 1912, "image_id": 1077, "category_id": 13, "bbox": [61.0, 372.0, 149.0, 293.0], "area": 43657.0, "iscrowd": 0, "ignore": 0, "segmentation": [[61.0, 372.0, 210.0, 372.0, 210.0, 665.0, 61.0, 665.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the bottom left corner of the image"}, {"id": 1913, "image_id": 1078, "category_id": 15, "bbox": [100.0, 23.0, 25.0, 73.0], "area": 1825.0, "iscrowd": 0, "ignore": 0, "segmentation": [[100.0, 23.0, 125.0, 23.0, 125.0, 96.0, 100.0, 96.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1914, "image_id": 1079, "category_id": 2, "bbox": [382.0, 138.0, 336.0, 338.0], "area": 113568.0, "iscrowd": 0, "ignore": 0, "segmentation": [[382.0, 138.0, 718.0, 138.0, 718.0, 476.0, 382.0, 476.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 1915, "image_id": 1079, "category_id": 2, "bbox": [336.0, 694.0, 346.0, 390.0], "area": 134940.0, "iscrowd": 0, "ignore": 0, "segmentation": [[336.0, 694.0, 682.0, 694.0, 682.0, 1084.0, 336.0, 1084.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1916, "image_id": 1080, "category_id": 13, "bbox": [88.0, 512.0, 799.0, 111.0], "area": 88689.0, "iscrowd": 0, "ignore": 0, "segmentation": [[88.0, 512.0, 887.0, 512.0, 887.0, 623.0, 88.0, 623.0]], "category_name": "optical harbor", "caption": "There is an optical harbor at the bottom of the image"}, {"id": 1917, "image_id": 1080, "category_id": 13, "bbox": [16.0, 215.0, 788.0, 118.0], "area": 92984.0, "iscrowd": 0, "ignore": 0, "segmentation": [[16.0, 215.0, 804.0, 215.0, 804.0, 333.0, 16.0, 333.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the center of the image"}, {"id": 1918, "image_id": 1081, "category_id": 15, "bbox": [166.0, 32.0, 58.0, 31.0], "area": 1798.0, "iscrowd": 0, "ignore": 0, "segmentation": [[166.0, 32.0, 224.0, 32.0, 224.0, 63.0, 166.0, 63.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 1919, "image_id": 1082, "category_id": 2, "bbox": [321.0, 291.0, 344.0, 340.0], "area": 116960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[321.0, 291.0, 665.0, 291.0, 665.0, 631.0, 321.0, 631.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1920, "image_id": 1083, "category_id": 15, "bbox": [11.0, 115.0, 34.0, 44.0], "area": 1496.0, "iscrowd": 0, "ignore": 0, "segmentation": [[11.0, 115.0, 45.0, 115.0, 45.0, 159.0, 11.0, 159.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 1921, "image_id": 1083, "category_id": 15, "bbox": [58.0, 36.0, 42.0, 38.0], "area": 1596.0, "iscrowd": 0, "ignore": 0, "segmentation": [[58.0, 36.0, 100.0, 36.0, 100.0, 74.0, 58.0, 74.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 1922, "image_id": 1083, "category_id": 15, "bbox": [139.0, 1.0, 21.0, 39.0], "area": 819.0, "iscrowd": 0, "ignore": 0, "segmentation": [[139.0, 1.0, 160.0, 1.0, 160.0, 40.0, 139.0, 40.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1923, "image_id": 1083, "category_id": 15, "bbox": [190.0, 134.0, 28.0, 50.0], "area": 1400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[190.0, 134.0, 218.0, 134.0, 218.0, 184.0, 190.0, 184.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 1924, "image_id": 1084, "category_id": 15, "bbox": [15.0, 198.0, 79.0, 32.0], "area": 2528.0, "iscrowd": 0, "ignore": 0, "segmentation": [[15.0, 198.0, 94.0, 198.0, 94.0, 230.0, 15.0, 230.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 1925, "image_id": 1085, "category_id": 2, "bbox": [486.0, 207.0, 318.0, 324.0], "area": 103032.0, "iscrowd": 0, "ignore": 0, "segmentation": [[486.0, 207.0, 804.0, 207.0, 804.0, 531.0, 486.0, 531.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the right side of the image"}, {"id": 1926, "image_id": 1085, "category_id": 2, "bbox": [109.0, 294.0, 323.0, 349.0], "area": 112727.0, "iscrowd": 0, "ignore": 0, "segmentation": [[109.0, 294.0, 432.0, 294.0, 432.0, 643.0, 109.0, 643.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the middle of the image"}, {"id": 1927, "image_id": 1086, "category_id": 15, "bbox": [91.0, 110.0, 28.0, 43.0], "area": 1204.0, "iscrowd": 0, "ignore": 0, "segmentation": [[91.0, 110.0, 119.0, 110.0, 119.0, 153.0, 91.0, 153.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 1928, "image_id": 1086, "category_id": 15, "bbox": [129.0, 215.0, 38.0, 41.0], "area": 1558.0, "iscrowd": 0, "ignore": 0, "segmentation": [[129.0, 215.0, 167.0, 215.0, 167.0, 256.0, 129.0, 256.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 1929, "image_id": 1087, "category_id": 2, "bbox": [117.0, 159.0, 253.0, 258.0], "area": 65274.0, "iscrowd": 0, "ignore": 0, "segmentation": [[117.0, 159.0, 370.0, 159.0, 370.0, 417.0, 117.0, 417.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 1930, "image_id": 1088, "category_id": 2, "bbox": [432.0, 270.0, 264.0, 279.0], "area": 73656.0, "iscrowd": 0, "ignore": 0, "segmentation": [[432.0, 270.0, 696.0, 270.0, 696.0, 549.0, 432.0, 549.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1931, "image_id": 1089, "category_id": 12, "bbox": [320.0, 481.0, 177.0, 174.0], "area": 30798.0, "iscrowd": 0, "ignore": 0, "segmentation": [[320.0, 481.0, 497.0, 481.0, 497.0, 655.0, 320.0, 655.0]], "category_name": "optical airplane", "caption": "The white optical airplane on the left"}, {"id": 1932, "image_id": 1090, "category_id": 2, "bbox": [297.0, 97.0, 295.0, 312.0], "area": 92040.0, "iscrowd": 0, "ignore": 0, "segmentation": [[297.0, 97.0, 592.0, 97.0, 592.0, 409.0, 297.0, 409.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 1933, "image_id": 1090, "category_id": 2, "bbox": [246.0, 579.0, 282.0, 291.0], "area": 82062.0, "iscrowd": 0, "ignore": 0, "segmentation": [[246.0, 579.0, 528.0, 579.0, 528.0, 870.0, 246.0, 870.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the bottom of the image"}, {"id": 1934, "image_id": 1091, "category_id": 15, "bbox": [165.0, 119.0, 71.0, 34.0], "area": 2414.0, "iscrowd": 0, "ignore": 0, "segmentation": [[165.0, 119.0, 236.0, 119.0, 236.0, 153.0, 165.0, 153.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 1935, "image_id": 1092, "category_id": 2, "bbox": [31.0, 147.0, 311.0, 317.0], "area": 98587.0, "iscrowd": 0, "ignore": 0, "segmentation": [[31.0, 147.0, 342.0, 147.0, 342.0, 464.0, 31.0, 464.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the left side of the image"}, {"id": 1936, "image_id": 1092, "category_id": 2, "bbox": [499.0, 198.0, 299.0, 306.0], "area": 91494.0, "iscrowd": 0, "ignore": 0, "segmentation": [[499.0, 198.0, 798.0, 198.0, 798.0, 504.0, 499.0, 504.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the right side of the image"}, {"id": 1937, "image_id": 1093, "category_id": 2, "bbox": [243.0, 223.0, 242.0, 252.0], "area": 60984.0, "iscrowd": 0, "ignore": 0, "segmentation": [[243.0, 223.0, 485.0, 223.0, 485.0, 475.0, 243.0, 475.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 1938, "image_id": 1094, "category_id": 15, "bbox": [3.0, 121.0, 83.0, 32.0], "area": 2656.0, "iscrowd": 0, "ignore": 0, "segmentation": [[3.0, 121.0, 86.0, 121.0, 86.0, 153.0, 3.0, 153.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 1939, "image_id": 1095, "category_id": 15, "bbox": [3.0, 1.0, 83.0, 22.0], "area": 1826.0, "iscrowd": 0, "ignore": 0, "segmentation": [[3.0, 1.0, 86.0, 1.0, 86.0, 23.0, 3.0, 23.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 1940, "image_id": 1096, "category_id": 15, "bbox": [158.0, 143.0, 87.0, 40.0], "area": 3480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[158.0, 143.0, 245.0, 143.0, 245.0, 183.0, 158.0, 183.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the right"}, {"id": 1941, "image_id": 1097, "category_id": 15, "bbox": [118.0, 202.0, 55.0, 28.0], "area": 1540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[118.0, 202.0, 173.0, 202.0, 173.0, 230.0, 118.0, 230.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 1942, "image_id": 1097, "category_id": 15, "bbox": [207.0, 47.0, 49.0, 22.0], "area": 1078.0, "iscrowd": 0, "ignore": 0, "segmentation": [[207.0, 47.0, 256.0, 47.0, 256.0, 69.0, 207.0, 69.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 1943, "image_id": 1098, "category_id": 15, "bbox": [110.0, 205.0, 71.0, 35.0], "area": 2485.0, "iscrowd": 0, "ignore": 0, "segmentation": [[110.0, 205.0, 181.0, 205.0, 181.0, 240.0, 110.0, 240.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 1944, "image_id": 1099, "category_id": 15, "bbox": [82.0, 36.0, 55.0, 25.0], "area": 1375.0, "iscrowd": 0, "ignore": 0, "segmentation": [[82.0, 36.0, 137.0, 36.0, 137.0, 61.0, 82.0, 61.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1945, "image_id": 1100, "category_id": 15, "bbox": [109.0, 79.0, 73.0, 30.0], "area": 2190.0, "iscrowd": 0, "ignore": 0, "segmentation": [[109.0, 79.0, 182.0, 79.0, 182.0, 109.0, 109.0, 109.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 1946, "image_id": 1101, "category_id": 15, "bbox": [10.0, 72.0, 67.0, 38.0], "area": 2546.0, "iscrowd": 0, "ignore": 0, "segmentation": [[10.0, 72.0, 77.0, 72.0, 77.0, 110.0, 10.0, 110.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 1947, "image_id": 1102, "category_id": 4, "bbox": [1879.0, 1147.0, 292.0, 360.0], "area": 105120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1879.0, 1147.0, 2171.0, 1147.0, 2171.0, 1507.0, 1879.0, 1507.0]], "category_name": "optical ground track field", "caption": "There is a small optical ground track field"}, {"id": 1948, "image_id": 1102, "category_id": 4, "bbox": [1463.0, 451.0, 420.0, 560.0], "area": 235200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1463.0, 451.0, 1883.0, 451.0, 1883.0, 1011.0, 1463.0, 1011.0]], "category_name": "optical ground track field", "caption": "There is a optical ground track field at the top of the image"}, {"id": 1949, "image_id": 1103, "category_id": 4, "bbox": [1261.0, 1741.0, 357.0, 219.0], "area": 78183.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1261.0, 1741.0, 1618.0, 1741.0, 1618.0, 1960.0, 1261.0, 1960.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 1950, "image_id": 1103, "category_id": 9, "bbox": [1384.0, 1794.0, 123.0, 63.0], "area": 7749.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1384.0, 1794.0, 1507.0, 1794.0, 1507.0, 1857.0, 1384.0, 1857.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the upper right corner of it."}, {"id": 1951, "image_id": 1103, "category_id": 9, "bbox": [1383.0, 1863.0, 125.0, 53.0], "area": 6625.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1383.0, 1863.0, 1508.0, 1863.0, 1508.0, 1916.0, 1383.0, 1916.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower right corner of it."}, {"id": 1952, "image_id": 1104, "category_id": 15, "bbox": [184.0, 60.0, 34.0, 29.0], "area": 986.0, "iscrowd": 0, "ignore": 0, "segmentation": [[184.0, 60.0, 218.0, 60.0, 218.0, 89.0, 184.0, 89.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 1953, "image_id": 1105, "category_id": 4, "bbox": [1106.0, 1056.0, 228.0, 309.0], "area": 70452.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1106.0, 1056.0, 1334.0, 1056.0, 1334.0, 1365.0, 1106.0, 1365.0]], "category_name": "optical ground track field", "caption": "There is a optical ground track field on the right side of the image"}, {"id": 1954, "image_id": 1105, "category_id": 4, "bbox": [575.0, 689.0, 228.0, 487.0], "area": 111036.0, "iscrowd": 0, "ignore": 0, "segmentation": [[575.0, 689.0, 803.0, 689.0, 803.0, 1176.0, 575.0, 1176.0]], "category_name": "optical ground track field", "caption": "There is a optical ground track field in the middle of the image"}, {"id": 1955, "image_id": 1106, "category_id": 15, "bbox": [95.0, 105.0, 133.0, 80.0], "area": 10640.0, "iscrowd": 0, "ignore": 0, "segmentation": [[95.0, 105.0, 228.0, 105.0, 228.0, 185.0, 95.0, 185.0]], "category_name": "sar ship", "caption": "A massive sar ship is in the middle"}, {"id": 1956, "image_id": 1107, "category_id": 15, "bbox": [65.0, 203.0, 47.0, 48.0], "area": 2256.0, "iscrowd": 0, "ignore": 0, "segmentation": [[65.0, 203.0, 112.0, 203.0, 112.0, 251.0, 65.0, 251.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 1957, "image_id": 1108, "category_id": 15, "bbox": [61.0, 76.0, 64.0, 70.0], "area": 4480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[61.0, 76.0, 125.0, 76.0, 125.0, 146.0, 61.0, 146.0]], "category_name": "sar ship", "caption": "A massive sar ship is in the middle"}, {"id": 1958, "image_id": 1109, "category_id": 15, "bbox": [86.0, 100.0, 140.0, 113.0], "area": 15820.0, "iscrowd": 0, "ignore": 0, "segmentation": [[86.0, 100.0, 226.0, 100.0, 226.0, 213.0, 86.0, 213.0]], "category_name": "sar ship", "caption": "A massive sar ship is in the middle"}, {"id": 1959, "image_id": 1110, "category_id": 4, "bbox": [339.0, 359.0, 512.0, 284.0], "area": 145408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[339.0, 359.0, 851.0, 359.0, 851.0, 643.0, 339.0, 643.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 1960, "image_id": 1111, "category_id": 4, "bbox": [782.0, 354.0, 184.0, 254.0], "area": 46736.0, "iscrowd": 0, "ignore": 0, "segmentation": [[782.0, 354.0, 966.0, 354.0, 966.0, 608.0, 782.0, 608.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 1961, "image_id": 1112, "category_id": 15, "bbox": [23.0, 3.0, 31.0, 35.0], "area": 1085.0, "iscrowd": 0, "ignore": 0, "segmentation": [[23.0, 3.0, 54.0, 3.0, 54.0, 38.0, 23.0, 38.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 1962, "image_id": 1112, "category_id": 15, "bbox": [103.0, 58.0, 50.0, 48.0], "area": 2400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 58.0, 153.0, 58.0, 153.0, 106.0, 103.0, 106.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1963, "image_id": 1113, "category_id": 4, "bbox": [1516.0, 56.0, 444.0, 735.0], "area": 326340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1516.0, 56.0, 1960.0, 56.0, 1960.0, 791.0, 1516.0, 791.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field located at the top"}, {"id": 1964, "image_id": 1113, "category_id": 7, "bbox": [1829.0, 851.0, 48.0, 98.0], "area": 4704.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1829.0, 851.0, 1877.0, 851.0, 1877.0, 949.0, 1829.0, 949.0]], "category_name": "optical tennis court", "caption": "There is a red and green optical ground track field and the optical tennis court that needs to be found is located in the corner of it on the right"}, {"id": 1965, "image_id": 1113, "category_id": 7, "bbox": [1765.0, 853.0, 46.0, 99.0], "area": 4554.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1765.0, 853.0, 1811.0, 853.0, 1811.0, 952.0, 1765.0, 952.0]], "category_name": "optical tennis court", "caption": "There is a red and green optical ground track field and the optical tennis court that needs to be found is located in the corner of it in the center"}, {"id": 1966, "image_id": 1114, "category_id": 9, "bbox": [1629.0, 1970.0, 73.0, 125.0], "area": 9125.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1629.0, 1970.0, 1702.0, 1970.0, 1702.0, 2095.0, 1629.0, 2095.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court"}, {"id": 1967, "image_id": 1114, "category_id": 7, "bbox": [1724.0, 1981.0, 51.0, 101.0], "area": 5151.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1724.0, 1981.0, 1775.0, 1981.0, 1775.0, 2082.0, 1724.0, 2082.0]], "category_name": "optical tennis court", "caption": "There is a small optical tennis court"}, {"id": 1968, "image_id": 1115, "category_id": 4, "bbox": [398.0, 365.0, 324.0, 255.0], "area": 82620.0, "iscrowd": 0, "ignore": 0, "segmentation": [[398.0, 365.0, 722.0, 365.0, 722.0, 620.0, 398.0, 620.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 1969, "image_id": 1115, "category_id": 9, "bbox": [479.0, 437.0, 143.0, 78.0], "area": 11154.0, "iscrowd": 0, "ignore": 0, "segmentation": [[479.0, 437.0, 622.0, 437.0, 622.0, 515.0, 479.0, 515.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the upper left corner of it."}, {"id": 1970, "image_id": 1115, "category_id": 9, "bbox": [199.0, 843.0, 137.0, 71.0], "area": 9727.0, "iscrowd": 0, "ignore": 0, "segmentation": [[199.0, 843.0, 336.0, 843.0, 336.0, 914.0, 199.0, 914.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court on the left side of the image"}, {"id": 1971, "image_id": 1116, "category_id": 15, "bbox": [48.0, 93.0, 72.0, 122.0], "area": 8784.0, "iscrowd": 0, "ignore": 0, "segmentation": [[48.0, 93.0, 120.0, 93.0, 120.0, 215.0, 48.0, 215.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the left"}, {"id": 1972, "image_id": 1117, "category_id": 4, "bbox": [294.0, 378.0, 496.0, 344.0], "area": 170624.0, "iscrowd": 0, "ignore": 0, "segmentation": [[294.0, 378.0, 790.0, 378.0, 790.0, 722.0, 294.0, 722.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 1973, "image_id": 1117, "category_id": 9, "bbox": [472.0, 520.0, 82.0, 118.0], "area": 9676.0, "iscrowd": 0, "ignore": 0, "segmentation": [[472.0, 520.0, 554.0, 520.0, 554.0, 638.0, 472.0, 638.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 1974, "image_id": 1117, "category_id": 9, "bbox": [544.0, 482.0, 82.0, 126.0], "area": 10332.0, "iscrowd": 0, "ignore": 0, "segmentation": [[544.0, 482.0, 626.0, 482.0, 626.0, 608.0, 544.0, 608.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court in the middle of the image"}, {"id": 1975, "image_id": 1118, "category_id": 4, "bbox": [868.0, 534.0, 318.0, 200.0], "area": 63600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[868.0, 534.0, 1186.0, 534.0, 1186.0, 734.0, 868.0, 734.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 1976, "image_id": 1119, "category_id": 15, "bbox": [122.0, 146.0, 70.0, 110.0], "area": 7700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[122.0, 146.0, 192.0, 146.0, 192.0, 256.0, 122.0, 256.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the bottom"}, {"id": 1977, "image_id": 1120, "category_id": 15, "bbox": [118.0, 10.0, 25.0, 35.0], "area": 875.0, "iscrowd": 0, "ignore": 0, "segmentation": [[118.0, 10.0, 143.0, 10.0, 143.0, 45.0, 118.0, 45.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 1978, "image_id": 1121, "category_id": 4, "bbox": [656.0, 574.0, 232.0, 352.0], "area": 81664.0, "iscrowd": 0, "ignore": 0, "segmentation": [[656.0, 574.0, 888.0, 574.0, 888.0, 926.0, 656.0, 926.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field located on the right"}, {"id": 1979, "image_id": 1121, "category_id": 7, "bbox": [315.0, 302.0, 54.0, 99.0], "area": 5346.0, "iscrowd": 0, "ignore": 0, "segmentation": [[315.0, 302.0, 369.0, 302.0, 369.0, 401.0, 315.0, 401.0]], "category_name": "optical tennis court", "caption": "The optical tennis court in the top left corner of the image"}, {"id": 1980, "image_id": 1121, "category_id": 7, "bbox": [369.0, 309.0, 52.0, 98.0], "area": 5096.0, "iscrowd": 0, "ignore": 0, "segmentation": [[369.0, 309.0, 421.0, 309.0, 421.0, 407.0, 369.0, 407.0]], "category_name": "optical tennis court", "caption": "There is an optical tennis court at the top"}, {"id": 1981, "image_id": 1122, "category_id": 15, "bbox": [104.0, 1.0, 107.0, 54.0], "area": 5778.0, "iscrowd": 0, "ignore": 0, "segmentation": [[104.0, 1.0, 211.0, 1.0, 211.0, 55.0, 104.0, 55.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the top"}, {"id": 1982, "image_id": 1123, "category_id": 4, "bbox": [294.0, 276.0, 330.0, 292.0], "area": 96360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[294.0, 276.0, 624.0, 276.0, 624.0, 568.0, 294.0, 568.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 1983, "image_id": 1124, "category_id": 10, "bbox": [36.0, 208.0, 166.0, 149.0], "area": 24734.0, "iscrowd": 0, "ignore": 0, "segmentation": [[36.0, 208.0, 202.0, 208.0, 202.0, 357.0, 36.0, 357.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the upper left corner of the image"}, {"id": 1984, "image_id": 1124, "category_id": 10, "bbox": [136.0, 370.0, 152.0, 156.0], "area": 23712.0, "iscrowd": 0, "ignore": 0, "segmentation": [[136.0, 370.0, 288.0, 370.0, 288.0, 526.0, 136.0, 526.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the left side of the image"}, {"id": 1985, "image_id": 1124, "category_id": 10, "bbox": [358.0, 567.0, 146.0, 162.0], "area": 23652.0, "iscrowd": 0, "ignore": 0, "segmentation": [[358.0, 567.0, 504.0, 567.0, 504.0, 729.0, 358.0, 729.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the bottom of the image"}, {"id": 1986, "image_id": 1124, "category_id": 10, "bbox": [525.0, 663.0, 156.0, 157.0], "area": 24492.0, "iscrowd": 0, "ignore": 0, "segmentation": [[525.0, 663.0, 681.0, 663.0, 681.0, 820.0, 525.0, 820.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the bottom right corner of the image"}, {"id": 1987, "image_id": 1125, "category_id": 10, "bbox": [79.0, 78.0, 135.0, 138.0], "area": 18630.0, "iscrowd": 0, "ignore": 0, "segmentation": [[79.0, 78.0, 214.0, 78.0, 214.0, 216.0, 79.0, 216.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the upper left corner of the image"}, {"id": 1988, "image_id": 1125, "category_id": 10, "bbox": [308.0, 78.0, 142.0, 134.0], "area": 19028.0, "iscrowd": 0, "ignore": 0, "segmentation": [[308.0, 78.0, 450.0, 78.0, 450.0, 212.0, 308.0, 212.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the upper right corner of the image"}, {"id": 1989, "image_id": 1125, "category_id": 10, "bbox": [187.0, 297.0, 129.0, 127.0], "area": 16383.0, "iscrowd": 0, "ignore": 0, "segmentation": [[187.0, 297.0, 316.0, 297.0, 316.0, 424.0, 187.0, 424.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank at the bottom of the image"}, {"id": 1990, "image_id": 1126, "category_id": 10, "bbox": [79.0, 228.0, 135.0, 138.0], "area": 18630.0, "iscrowd": 0, "ignore": 0, "segmentation": [[79.0, 228.0, 214.0, 228.0, 214.0, 366.0, 79.0, 366.0]], "category_name": "optical storage tank", "caption": "There is a optical storage tank in the corner of the image located on the left"}, {"id": 1991, "image_id": 1126, "category_id": 10, "bbox": [308.0, 232.0, 142.0, 134.0], "area": 19028.0, "iscrowd": 0, "ignore": 0, "segmentation": [[308.0, 232.0, 450.0, 232.0, 450.0, 366.0, 308.0, 366.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the lower right corner of the image"}, {"id": 1992, "image_id": 1126, "category_id": 10, "bbox": [187.0, 20.0, 129.0, 127.0], "area": 16383.0, "iscrowd": 0, "ignore": 0, "segmentation": [[187.0, 20.0, 316.0, 20.0, 316.0, 147.0, 187.0, 147.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank at the top of the image"}, {"id": 1993, "image_id": 1127, "category_id": 15, "bbox": [37.0, 67.0, 78.0, 28.0], "area": 2184.0, "iscrowd": 0, "ignore": 0, "segmentation": [[37.0, 67.0, 115.0, 67.0, 115.0, 95.0, 37.0, 95.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 1994, "image_id": 1128, "category_id": 15, "bbox": [1.0, 222.0, 53.0, 25.0], "area": 1325.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 222.0, 54.0, 222.0, 54.0, 247.0, 1.0, 247.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 1995, "image_id": 1129, "category_id": 9, "bbox": [49.0, 3.0, 107.0, 63.0], "area": 6741.0, "iscrowd": 0, "ignore": 0, "segmentation": [[49.0, 3.0, 156.0, 3.0, 156.0, 66.0, 49.0, 66.0]], "category_name": "optical basketball court", "caption": "The optical basketball court at the top of the image"}, {"id": 1996, "image_id": 1129, "category_id": 9, "bbox": [37.0, 64.0, 116.0, 63.0], "area": 7308.0, "iscrowd": 0, "ignore": 0, "segmentation": [[37.0, 64.0, 153.0, 64.0, 153.0, 127.0, 37.0, 127.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court in the middle of the image"}, {"id": 1997, "image_id": 1129, "category_id": 9, "bbox": [23.0, 196.0, 124.0, 73.0], "area": 9052.0, "iscrowd": 0, "ignore": 0, "segmentation": [[23.0, 196.0, 147.0, 196.0, 147.0, 269.0, 23.0, 269.0]], "category_name": "optical basketball court", "caption": "The optical basketball court at the bottom of the image"}, {"id": 1998, "image_id": 1130, "category_id": 15, "bbox": [89.0, 116.0, 69.0, 24.0], "area": 1656.0, "iscrowd": 0, "ignore": 0, "segmentation": [[89.0, 116.0, 158.0, 116.0, 158.0, 140.0, 89.0, 140.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 1999, "image_id": 1131, "category_id": 15, "bbox": [62.0, 87.0, 88.0, 36.0], "area": 3168.0, "iscrowd": 0, "ignore": 0, "segmentation": [[62.0, 87.0, 150.0, 87.0, 150.0, 123.0, 62.0, 123.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 2000, "image_id": 1132, "category_id": 15, "bbox": [116.0, 134.0, 55.0, 22.0], "area": 1210.0, "iscrowd": 0, "ignore": 0, "segmentation": [[116.0, 134.0, 171.0, 134.0, 171.0, 156.0, 116.0, 156.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 2001, "image_id": 1133, "category_id": 15, "bbox": [140.0, 150.0, 73.0, 29.0], "area": 2117.0, "iscrowd": 0, "ignore": 0, "segmentation": [[140.0, 150.0, 213.0, 150.0, 213.0, 179.0, 140.0, 179.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 2002, "image_id": 1134, "category_id": 15, "bbox": [13.0, 21.0, 70.0, 32.0], "area": 2240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[13.0, 21.0, 83.0, 21.0, 83.0, 53.0, 13.0, 53.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 2003, "image_id": 1135, "category_id": 15, "bbox": [171.0, 14.0, 67.0, 39.0], "area": 2613.0, "iscrowd": 0, "ignore": 0, "segmentation": [[171.0, 14.0, 238.0, 14.0, 238.0, 53.0, 171.0, 53.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 2004, "image_id": 1136, "category_id": 4, "bbox": [68.0, 20.0, 70.0, 119.0], "area": 8330.0, "iscrowd": 0, "ignore": 0, "segmentation": [[68.0, 20.0, 138.0, 20.0, 138.0, 139.0, 68.0, 139.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 2005, "image_id": 1137, "category_id": 4, "bbox": [451.0, 273.0, 346.0, 231.0], "area": 79926.0, "iscrowd": 0, "ignore": 0, "segmentation": [[451.0, 273.0, 797.0, 273.0, 797.0, 504.0, 451.0, 504.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 2006, "image_id": 1137, "category_id": 9, "bbox": [525.0, 312.0, 78.0, 114.0], "area": 8892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[525.0, 312.0, 603.0, 312.0, 603.0, 426.0, 525.0, 426.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court"}, {"id": 2007, "image_id": 1138, "category_id": 4, "bbox": [262.0, 191.0, 327.0, 203.0], "area": 66381.0, "iscrowd": 0, "ignore": 0, "segmentation": [[262.0, 191.0, 589.0, 191.0, 589.0, 394.0, 262.0, 394.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 2008, "image_id": 1139, "category_id": 7, "bbox": [93.0, 38.0, 65.0, 109.0], "area": 7085.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 38.0, 158.0, 38.0, 158.0, 147.0, 93.0, 147.0]], "category_name": "optical 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"segmentation": [[245.0, 68.0, 667.0, 68.0, 667.0, 333.0, 245.0, 333.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field located in the center"}, {"id": 2016, "image_id": 1143, "category_id": 9, "bbox": [544.0, 125.0, 72.0, 119.0], "area": 8568.0, "iscrowd": 0, "ignore": 0, "segmentation": [[544.0, 125.0, 616.0, 125.0, 616.0, 244.0, 544.0, 244.0]], "category_name": "optical basketball court", "caption": "There is an optical basketball court in the upper right corner of the image"}, {"id": 2017, "image_id": 1143, "category_id": 9, "bbox": [484.0, 134.0, 63.0, 117.0], "area": 7371.0, "iscrowd": 0, "ignore": 0, "segmentation": [[484.0, 134.0, 547.0, 134.0, 547.0, 251.0, 484.0, 251.0]], "category_name": "optical basketball court", "caption": "There is an optical basketball court at the top of the image"}, {"id": 2018, "image_id": 1143, "category_id": 7, "bbox": [94.0, 365.0, 95.0, 60.0], "area": 5700.0, "iscrowd": 0, "ignore": 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"segmentation": [[93.0, 148.0, 159.0, 148.0, 159.0, 267.0, 93.0, 267.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court in the upper left corner of the image"}, {"id": 2068, "image_id": 1176, "category_id": 9, "bbox": [67.0, 264.0, 75.0, 108.0], "area": 8100.0, "iscrowd": 0, "ignore": 0, "segmentation": [[67.0, 264.0, 142.0, 264.0, 142.0, 372.0, 67.0, 372.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court in the upper left corner of the image,and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 2069, "image_id": 1176, "category_id": 9, "bbox": [48.0, 373.0, 73.0, 125.0], "area": 9125.0, "iscrowd": 0, "ignore": 0, "segmentation": [[48.0, 373.0, 121.0, 373.0, 121.0, 498.0, 48.0, 498.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to 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"category_id": 7, "bbox": [136.0, 188.0, 50.0, 99.0], "area": 4950.0, "iscrowd": 0, "ignore": 0, "segmentation": [[136.0, 188.0, 186.0, 188.0, 186.0, 287.0, 136.0, 287.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court in the middle of the image"}, {"id": 2074, "image_id": 1179, "category_id": 4, "bbox": [267.0, 66.0, 369.0, 621.0], "area": 229149.0, "iscrowd": 0, "ignore": 0, "segmentation": [[267.0, 66.0, 636.0, 66.0, 636.0, 687.0, 267.0, 687.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 2075, "image_id": 1180, "category_id": 4, "bbox": [169.0, 453.0, 339.0, 210.0], "area": 71190.0, "iscrowd": 0, "ignore": 0, "segmentation": [[169.0, 453.0, 508.0, 453.0, 508.0, 663.0, 169.0, 663.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 2076, "image_id": 1180, "category_id": 9, "bbox": [262.0, 507.0, 74.0, 112.0], "area": 8288.0, "iscrowd": 0, "ignore": 0, "segmentation": [[262.0, 507.0, 336.0, 507.0, 336.0, 619.0, 262.0, 619.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 2077, "image_id": 1180, "category_id": 9, "bbox": [342.0, 502.0, 67.0, 119.0], "area": 7973.0, "iscrowd": 0, "ignore": 0, "segmentation": [[342.0, 502.0, 409.0, 502.0, 409.0, 621.0, 342.0, 621.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower right corner of it."}, {"id": 2078, "image_id": 1180, "category_id": 9, "bbox": [516.0, 505.0, 63.0, 111.0], "area": 6993.0, "iscrowd": 0, "ignore": 0, "segmentation": [[516.0, 505.0, 579.0, 505.0, 579.0, 616.0, 516.0, 616.0]], "category_name": "optical basketball 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74.0, 48.0, 23.0], "area": 1104.0, "iscrowd": 0, "ignore": 0, "segmentation": [[194.0, 74.0, 242.0, 74.0, 242.0, 97.0, 194.0, 97.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 2083, "image_id": 1183, "category_id": 15, "bbox": [28.0, 230.0, 32.0, 26.0], "area": 832.0, "iscrowd": 0, "ignore": 0, "segmentation": [[28.0, 230.0, 60.0, 230.0, 60.0, 256.0, 28.0, 256.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 2084, "image_id": 1183, "category_id": 15, "bbox": [126.0, 175.0, 23.0, 34.0], "area": 782.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 175.0, 149.0, 175.0, 149.0, 209.0, 126.0, 209.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 2085, "image_id": 1183, "category_id": 15, "bbox": [150.0, 75.0, 33.0, 39.0], "area": 1287.0, "iscrowd": 0, "ignore": 0, "segmentation": [[150.0, 75.0, 183.0, 75.0, 183.0, 114.0, 150.0, 114.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 2086, "image_id": 1184, "category_id": 15, "bbox": [11.0, 62.0, 47.0, 32.0], "area": 1504.0, "iscrowd": 0, "ignore": 0, "segmentation": [[11.0, 62.0, 58.0, 62.0, 58.0, 94.0, 11.0, 94.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 2087, "image_id": 1185, "category_id": 15, "bbox": [3.0, 70.0, 31.0, 16.0], "area": 496.0, "iscrowd": 0, "ignore": 0, "segmentation": [[3.0, 70.0, 34.0, 70.0, 34.0, 86.0, 3.0, 86.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 2088, "image_id": 1185, "category_id": 15, "bbox": [84.0, 31.0, 37.0, 17.0], "area": 629.0, "iscrowd": 0, "ignore": 0, "segmentation": [[84.0, 31.0, 121.0, 31.0, 121.0, 48.0, 84.0, 48.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 2089, "image_id": 1185, "category_id": 15, "bbox": [100.0, 224.0, 33.0, 20.0], "area": 660.0, "iscrowd": 0, "ignore": 0, "segmentation": [[100.0, 224.0, 133.0, 224.0, 133.0, 244.0, 100.0, 244.0]], "category_name": "sar ship", "caption": "The large sar ship is on the bottom"}, {"id": 2090, "image_id": 1186, "category_id": 15, "bbox": [108.0, 113.0, 31.0, 22.0], "area": 682.0, "iscrowd": 0, "ignore": 0, "segmentation": [[108.0, 113.0, 139.0, 113.0, 139.0, 135.0, 108.0, 135.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 2091, "image_id": 1186, "category_id": 15, "bbox": [158.0, 101.0, 33.0, 32.0], "area": 1056.0, "iscrowd": 0, "ignore": 0, "segmentation": [[158.0, 101.0, 191.0, 101.0, 191.0, 133.0, 158.0, 133.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 2092, "image_id": 1187, "category_id": 15, "bbox": [1.0, 48.0, 20.0, 30.0], "area": 600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 48.0, 21.0, 48.0, 21.0, 78.0, 1.0, 78.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 2093, "image_id": 1188, "category_id": 15, "bbox": [33.0, 63.0, 28.0, 82.0], "area": 2296.0, "iscrowd": 0, "ignore": 0, "segmentation": [[33.0, 63.0, 61.0, 63.0, 61.0, 145.0, 33.0, 145.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 2094, "image_id": 1189, "category_id": 7, "bbox": [112.0, 67.0, 76.0, 103.0], "area": 7828.0, "iscrowd": 0, "ignore": 0, "segmentation": [[112.0, 67.0, 188.0, 67.0, 188.0, 170.0, 112.0, 170.0]], "category_name": "optical tennis court", "caption": "The optical tennis court in the top left corner of the image"}, {"id": 2095, "image_id": 1189, "category_id": 7, "bbox": [164.0, 100.0, 82.0, 101.0], "area": 8282.0, "iscrowd": 0, "ignore": 0, "segmentation": [[164.0, 100.0, 246.0, 100.0, 246.0, 201.0, 164.0, 201.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court in the corner of the image and the optical tennis court that needs to be found is located in the corner of it in the center"}, {"id": 2096, "image_id": 1189, "category_id": 9, "bbox": [248.0, 137.0, 103.0, 120.0], "area": 12360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[248.0, 137.0, 351.0, 137.0, 351.0, 257.0, 248.0, 257.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court side of the image and the optical basketball court that needs to be found is located in the corner of it in the center"}, {"id": 2097, "image_id": 1189, "category_id": 9, "bbox": [318.0, 172.0, 99.0, 122.0], "area": 12078.0, "iscrowd": 0, "ignore": 0, "segmentation": [[318.0, 172.0, 417.0, 172.0, 417.0, 294.0, 318.0, 294.0]], "category_name": "optical basketball court", "caption": "The optical basketball court on the right side of the image"}, {"id": 2098, "image_id": 1190, "category_id": 4, "bbox": [105.0, 125.0, 201.0, 327.0], "area": 65727.0, "iscrowd": 0, "ignore": 0, "segmentation": [[105.0, 125.0, 306.0, 125.0, 306.0, 452.0, 105.0, 452.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 2099, "image_id": 1190, "category_id": 9, "bbox": [140.0, 235.0, 66.0, 110.0], "area": 7260.0, "iscrowd": 0, "ignore": 0, "segmentation": [[140.0, 235.0, 206.0, 235.0, 206.0, 345.0, 140.0, 345.0]], "category_name": "optical basketball court", "caption": "There is a big optical ground track field,and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 2100, "image_id": 1190, "category_id": 9, "bbox": [199.0, 225.0, 72.0, 111.0], "area": 7992.0, "iscrowd": 0, "ignore": 0, "segmentation": [[199.0, 225.0, 271.0, 225.0, 271.0, 336.0, 199.0, 336.0]], "category_name": "optical basketball court", "caption": "There is a big optical ground track field,and the optical basketball court that needs to be found is located in the upper right corner of it."}, {"id": 2101, "image_id": 1190, "category_id": 7, "bbox": [241.0, 24.0, 101.0, 54.0], "area": 5454.0, "iscrowd": 0, "ignore": 0, "segmentation": [[241.0, 24.0, 342.0, 24.0, 342.0, 78.0, 241.0, 78.0]], "category_name": "optical tennis court", "caption": "The optical tennis court at the top of the image"}, {"id": 2102, "image_id": 1191, "category_id": 4, "bbox": [35.0, 61.0, 182.0, 257.0], "area": 46774.0, "iscrowd": 0, "ignore": 0, "segmentation": [[35.0, 61.0, 217.0, 61.0, 217.0, 318.0, 35.0, 318.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 2103, "image_id": 1191, "category_id": 9, "bbox": [90.0, 134.0, 70.0, 112.0], "area": 7840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[90.0, 134.0, 160.0, 134.0, 160.0, 246.0, 90.0, 246.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court"}, {"id": 2104, "image_id": 1192, "category_id": 15, "bbox": [131.0, 1.0, 32.0, 57.0], "area": 1824.0, "iscrowd": 0, "ignore": 0, "segmentation": [[131.0, 1.0, 163.0, 1.0, 163.0, 58.0, 131.0, 58.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 2105, "image_id": 1193, "category_id": 12, "bbox": [106.0, 410.0, 231.0, 233.0], "area": 53823.0, "iscrowd": 0, "ignore": 0, "segmentation": [[106.0, 410.0, 337.0, 410.0, 337.0, 643.0, 106.0, 643.0]], "category_name": "optical airplane", "caption": "There is a big optical airplane"}, {"id": 2106, "image_id": 1193, "category_id": 12, "bbox": [244.0, 286.0, 153.0, 132.0], "area": 20196.0, "iscrowd": 0, "ignore": 0, "segmentation": [[244.0, 286.0, 397.0, 286.0, 397.0, 418.0, 244.0, 418.0]], "category_name": "optical airplane", "caption": "The optical airplane in the middle of the image"}, {"id": 2107, "image_id": 1194, "category_id": 12, "bbox": [94.0, 309.0, 120.0, 140.0], "area": 16800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[94.0, 309.0, 214.0, 309.0, 214.0, 449.0, 94.0, 449.0]], "category_name": "optical airplane", "caption": "The optical airplane in the bottom left corner of the image"}, {"id": 2108, "image_id": 1194, "category_id": 12, "bbox": [322.0, 103.0, 221.0, 249.0], "area": 55029.0, "iscrowd": 0, "ignore": 0, "segmentation": [[322.0, 103.0, 543.0, 103.0, 543.0, 352.0, 322.0, 352.0]], "category_name": "optical airplane", "caption": "The big optical airplane"}, {"id": 2109, "image_id": 1195, "category_id": 12, "bbox": [172.0, 318.0, 237.0, 249.0], "area": 59013.0, "iscrowd": 0, "ignore": 0, "segmentation": [[172.0, 318.0, 409.0, 318.0, 409.0, 567.0, 172.0, 567.0]], "category_name": "optical airplane", "caption": "The optical airplane in the middle of the image"}, {"id": 2110, "image_id": 1195, "category_id": 12, "bbox": [405.0, 162.0, 136.0, 136.0], "area": 18496.0, "iscrowd": 0, "ignore": 0, "segmentation": [[405.0, 162.0, 541.0, 162.0, 541.0, 298.0, 405.0, 298.0]], "category_name": "optical airplane", "caption": "There is a optical airplane at the top of the image"}, {"id": 2111, "image_id": 1196, "category_id": 15, "bbox": [59.0, 50.0, 74.0, 29.0], "area": 2146.0, "iscrowd": 0, "ignore": 0, "segmentation": [[59.0, 50.0, 133.0, 50.0, 133.0, 79.0, 59.0, 79.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 2112, "image_id": 1197, "category_id": 15, "bbox": [94.0, 29.0, 83.0, 117.0], "area": 9711.0, "iscrowd": 0, "ignore": 0, "segmentation": [[94.0, 29.0, 177.0, 29.0, 177.0, 146.0, 94.0, 146.0]], "category_name": "sar ship", "caption": "A massive sar ship is in the middle"}, {"id": 2113, "image_id": 1197, "category_id": 15, "bbox": [28.0, 174.0, 61.0, 82.0], "area": 5002.0, "iscrowd": 0, "ignore": 0, "segmentation": [[28.0, 174.0, 89.0, 174.0, 89.0, 256.0, 28.0, 256.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the lower left"}, {"id": 2114, "image_id": 1198, "category_id": 15, "bbox": [48.0, 162.0, 31.0, 94.0], "area": 2914.0, "iscrowd": 0, "ignore": 0, "segmentation": [[48.0, 162.0, 79.0, 162.0, 79.0, 256.0, 48.0, 256.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 2115, "image_id": 1199, "category_id": 15, "bbox": [112.0, 115.0, 51.0, 66.0], "area": 3366.0, "iscrowd": 0, "ignore": 0, "segmentation": [[112.0, 115.0, 163.0, 115.0, 163.0, 181.0, 112.0, 181.0]], "category_name": "sar ship", "caption": "A massive sar ship is in the middle"}, {"id": 2116, "image_id": 1200, "category_id": 4, "bbox": [195.0, 224.0, 263.0, 166.0], "area": 43658.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 224.0, 458.0, 224.0, 458.0, 390.0, 195.0, 390.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 2117, "image_id": 1200, "category_id": 9, "bbox": [247.0, 257.0, 61.0, 106.0], "area": 6466.0, "iscrowd": 0, "ignore": 0, "segmentation": [[247.0, 257.0, 308.0, 257.0, 308.0, 363.0, 247.0, 363.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 2118, "image_id": 1200, "category_id": 9, "bbox": [339.0, 259.0, 59.0, 106.0], "area": 6254.0, "iscrowd": 0, "ignore": 0, "segmentation": [[339.0, 259.0, 398.0, 259.0, 398.0, 365.0, 339.0, 365.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower right corner of it."}, {"id": 2119, "image_id": 1201, "category_id": 4, "bbox": [333.0, 177.0, 201.0, 384.0], "area": 77184.0, "iscrowd": 0, "ignore": 0, "segmentation": [[333.0, 177.0, 534.0, 177.0, 534.0, 561.0, 333.0, 561.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 2120, "image_id": 1202, "category_id": 4, "bbox": [71.0, 97.0, 307.0, 154.0], "area": 47278.0, "iscrowd": 0, "ignore": 0, "segmentation": [[71.0, 97.0, 378.0, 97.0, 378.0, 251.0, 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"The red and green optical ground track field in the center"}, {"id": 2124, "image_id": 1204, "category_id": 9, "bbox": [299.0, 382.0, 120.0, 133.0], "area": 15960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[299.0, 382.0, 419.0, 382.0, 419.0, 515.0, 299.0, 515.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court of the image and the optical basketball court that needs to be found is located in the corner of it in the center"}, {"id": 2125, "image_id": 1204, "category_id": 9, "bbox": [362.0, 403.0, 131.0, 144.0], "area": 18864.0, "iscrowd": 0, "ignore": 0, "segmentation": [[362.0, 403.0, 493.0, 403.0, 493.0, 547.0, 362.0, 547.0]], "category_name": "optical basketball court", "caption": "The optical basketball court at the bottom of the image"}, {"id": 2126, "image_id": 1205, "category_id": 4, "bbox": [104.0, 92.0, 343.0, 253.0], "area": 86779.0, "iscrowd": 0, "ignore": 0, "segmentation": [[104.0, 92.0, 447.0, 92.0, 447.0, 345.0, 104.0, 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"A large sar ship is on the left"}, {"id": 2180, "image_id": 1240, "category_id": 15, "bbox": [190.0, 88.0, 48.0, 27.0], "area": 1296.0, "iscrowd": 0, "ignore": 0, "segmentation": [[190.0, 88.0, 238.0, 88.0, 238.0, 115.0, 190.0, 115.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 2181, "image_id": 1241, "category_id": 7, "bbox": [7.0, 133.0, 95.0, 121.0], "area": 11495.0, "iscrowd": 0, "ignore": 0, "segmentation": [[7.0, 133.0, 102.0, 133.0, 102.0, 254.0, 7.0, 254.0]], "category_name": "optical tennis court", "caption": "There is a big optical tennis court"}, {"id": 2182, "image_id": 1242, "category_id": 15, "bbox": [42.0, 178.0, 34.0, 37.0], "area": 1258.0, "iscrowd": 0, "ignore": 0, "segmentation": [[42.0, 178.0, 76.0, 178.0, 76.0, 215.0, 42.0, 215.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 2183, "image_id": 1243, "category_id": 1, "bbox": [527.0, 338.0, 843.0, 1305.0], "area": 1100115.0, 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"caption": "There is a optical baseball diamond in the bottom left corner of the image"}, {"id": 2187, "image_id": 1246, "category_id": 5, "bbox": [182.0, 60.0, 236.0, 212.0], "area": 50032.0, "iscrowd": 0, "ignore": 0, "segmentation": [[182.0, 60.0, 418.0, 60.0, 418.0, 272.0, 182.0, 272.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond at the top of the image"}, {"id": 2188, "image_id": 1247, "category_id": 7, "bbox": [962.0, 752.0, 68.0, 130.0], "area": 8840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[962.0, 752.0, 1030.0, 752.0, 1030.0, 882.0, 962.0, 882.0]], "category_name": "optical tennis court", "caption": "There is a small optical tennis court"}, {"id": 2189, "image_id": 1247, "category_id": 5, "bbox": [302.0, 454.0, 288.0, 280.0], "area": 80640.0, "iscrowd": 0, "ignore": 0, "segmentation": [[302.0, 454.0, 590.0, 454.0, 590.0, 734.0, 302.0, 734.0]], "category_name": "optical baseball diamond", "caption": "There is a optical 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362.0, 112.0, 488.0, 44.0, 488.0]], "category_name": "optical tennis court", "caption": "There is a small optical tennis court"}, {"id": 2197, "image_id": 1254, "category_id": 4, "bbox": [334.0, 145.0, 393.0, 758.0], "area": 297894.0, "iscrowd": 0, "ignore": 0, "segmentation": [[334.0, 145.0, 727.0, 145.0, 727.0, 903.0, 334.0, 903.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 2198, "image_id": 1255, "category_id": 15, "bbox": [69.0, 89.0, 27.0, 31.0], "area": 837.0, "iscrowd": 0, "ignore": 0, "segmentation": [[69.0, 89.0, 96.0, 89.0, 96.0, 120.0, 69.0, 120.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 2199, "image_id": 1255, "category_id": 15, "bbox": [16.0, 62.0, 27.0, 33.0], "area": 891.0, "iscrowd": 0, "ignore": 0, "segmentation": [[16.0, 62.0, 43.0, 62.0, 43.0, 95.0, 16.0, 95.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 2200, "image_id": 1255, "category_id": 15, "bbox": [104.0, 114.0, 28.0, 20.0], "area": 560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[104.0, 114.0, 132.0, 114.0, 132.0, 134.0, 104.0, 134.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is in the middle"}, {"id": 2201, "image_id": 1256, "category_id": 7, "bbox": [74.0, 114.0, 91.0, 122.0], "area": 11102.0, "iscrowd": 0, "ignore": 0, "segmentation": [[74.0, 114.0, 165.0, 114.0, 165.0, 236.0, 74.0, 236.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court side of the image located on the left"}, {"id": 2202, "image_id": 1256, "category_id": 7, "bbox": [130.0, 139.0, 93.0, 123.0], "area": 11439.0, "iscrowd": 0, "ignore": 0, "segmentation": [[130.0, 139.0, 223.0, 139.0, 223.0, 262.0, 130.0, 262.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court side of the image and the optical tennis court that needs to be found is located in the corner of it in the center"}, {"id": 2203, "image_id": 1256, "category_id": 7, "bbox": [189.0, 162.0, 90.0, 124.0], "area": 11160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[189.0, 162.0, 279.0, 162.0, 279.0, 286.0, 189.0, 286.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court of the image and the optical tennis court that needs to be found is located in the corner of it in the center"}, {"id": 2204, "image_id": 1256, "category_id": 7, "bbox": [242.0, 190.0, 92.0, 120.0], "area": 11040.0, "iscrowd": 0, "ignore": 0, "segmentation": [[242.0, 190.0, 334.0, 190.0, 334.0, 310.0, 242.0, 310.0]], "category_name": "optical tennis court", "caption": "There is an optical tennis court at the bottom of the image"}, {"id": 2205, "image_id": 1257, "category_id": 15, "bbox": [145.0, 162.0, 49.0, 33.0], "area": 1617.0, "iscrowd": 0, "ignore": 0, "segmentation": [[145.0, 162.0, 194.0, 162.0, 194.0, 195.0, 145.0, 195.0]], "category_name": "sar ship", "caption": "A 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552000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[216.0, 370.0, 1716.0, 370.0, 1716.0, 738.0, 216.0, 738.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 2210, "image_id": 1262, "category_id": 15, "bbox": [117.0, 230.0, 41.0, 20.0], "area": 820.0, "iscrowd": 0, "ignore": 0, "segmentation": [[117.0, 230.0, 158.0, 230.0, 158.0, 250.0, 117.0, 250.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 2211, "image_id": 1263, "category_id": 15, "bbox": [85.0, 19.0, 24.0, 25.0], "area": 600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[85.0, 19.0, 109.0, 19.0, 109.0, 44.0, 85.0, 44.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 2212, "image_id": 1264, "category_id": 10, "bbox": [198.0, 808.0, 196.0, 180.0], "area": 35280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[198.0, 808.0, 394.0, 808.0, 394.0, 988.0, 198.0, 988.0]], "category_name": "optical storage 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optical storage tank on the right side of the image"}, {"id": 2216, "image_id": 1265, "category_id": 15, "bbox": [1.0, 158.0, 28.0, 35.0], "area": 980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 158.0, 29.0, 158.0, 29.0, 193.0, 1.0, 193.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 2217, "image_id": 1265, "category_id": 15, "bbox": [102.0, 192.0, 38.0, 52.0], "area": 1976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[102.0, 192.0, 140.0, 192.0, 140.0, 244.0, 102.0, 244.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 2218, "image_id": 1266, "category_id": 15, "bbox": [104.0, 138.0, 61.0, 56.0], "area": 3416.0, "iscrowd": 0, "ignore": 0, "segmentation": [[104.0, 138.0, 165.0, 138.0, 165.0, 194.0, 104.0, 194.0]], "category_name": "sar ship", "caption": "A massive sar ship is in the middle"}, {"id": 2219, "image_id": 1267, "category_id": 5, "bbox": [349.0, 232.0, 484.0, 534.0], "area": 258456.0, "iscrowd": 0, "ignore": 0, "segmentation": [[349.0, 232.0, 833.0, 232.0, 833.0, 766.0, 349.0, 766.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond"}, {"id": 2220, "image_id": 1268, "category_id": 12, "bbox": [563.0, 478.0, 67.0, 95.0], "area": 6365.0, "iscrowd": 0, "ignore": 0, "segmentation": [[563.0, 478.0, 630.0, 478.0, 630.0, 573.0, 563.0, 573.0]], "category_name": "optical airplane", "caption": "There is a small optical airplane"}, {"id": 2221, "image_id": 1269, "category_id": 15, "bbox": [225.0, 10.0, 31.0, 24.0], "area": 744.0, "iscrowd": 0, "ignore": 0, "segmentation": [[225.0, 10.0, 256.0, 10.0, 256.0, 34.0, 225.0, 34.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 2222, "image_id": 1270, "category_id": 12, "bbox": [278.0, 139.0, 83.0, 84.0], "area": 6972.0, "iscrowd": 0, "ignore": 0, "segmentation": [[278.0, 139.0, 361.0, 139.0, 361.0, 223.0, 278.0, 223.0]], "category_name": "optical airplane", "caption": "The optical airplane in the top left corner of the image"}, {"id": 2223, "image_id": 1270, "category_id": 12, "bbox": [362.0, 224.0, 72.0, 69.0], "area": 4968.0, "iscrowd": 0, "ignore": 0, "segmentation": [[362.0, 224.0, 434.0, 224.0, 434.0, 293.0, 362.0, 293.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the corner of the image and the optical airplane that needs to be found is located in the corner of it in the center"}, {"id": 2224, "image_id": 1270, "category_id": 12, "bbox": [361.0, 358.0, 96.0, 96.0], "area": 9216.0, "iscrowd": 0, "ignore": 0, "segmentation": [[361.0, 358.0, 457.0, 358.0, 457.0, 454.0, 361.0, 454.0]], "category_name": "optical airplane", "caption": "There is a optical airplane of the image and the optical airplane that needs to be found is located in the corner of it in the center"}, {"id": 2225, "image_id": 1270, "category_id": 12, "bbox": [574.0, 476.0, 92.0, 94.0], "area": 8648.0, "iscrowd": 0, "ignore": 0, "segmentation": [[574.0, 476.0, 666.0, 476.0, 666.0, 570.0, 574.0, 570.0]], "category_name": "optical airplane", "caption": "There is an optical airplane at the bottom of the image"}, {"id": 2226, "image_id": 1271, "category_id": 15, "bbox": [127.0, 212.0, 38.0, 16.0], "area": 608.0, "iscrowd": 0, "ignore": 0, "segmentation": [[127.0, 212.0, 165.0, 212.0, 165.0, 228.0, 127.0, 228.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 2227, "image_id": 1272, "category_id": 12, "bbox": [236.0, 116.0, 76.0, 72.0], "area": 5472.0, "iscrowd": 0, "ignore": 0, "segmentation": [[236.0, 116.0, 312.0, 116.0, 312.0, 188.0, 236.0, 188.0]], "category_name": "optical airplane", "caption": "The optical airplane in the upper left corner of the image"}, {"id": 2228, "image_id": 1272, "category_id": 12, "bbox": [452.0, 290.0, 92.0, 76.0], "area": 6992.0, "iscrowd": 0, "ignore": 0, "segmentation": [[452.0, 290.0, 544.0, 290.0, 544.0, 366.0, 452.0, 366.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the middle of the image"}, {"id": 2229, "image_id": 1272, "category_id": 12, "bbox": [517.0, 370.0, 71.0, 67.0], "area": 4757.0, "iscrowd": 0, "ignore": 0, "segmentation": [[517.0, 370.0, 588.0, 370.0, 588.0, 437.0, 517.0, 437.0]], "category_name": "optical airplane", "caption": "There is a optical airplane at the bottom of the image"}, {"id": 2230, "image_id": 1273, "category_id": 5, "bbox": [864.0, 118.0, 60.0, 67.0], "area": 4020.0, "iscrowd": 0, "ignore": 0, "segmentation": [[864.0, 118.0, 924.0, 118.0, 924.0, 185.0, 864.0, 185.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the upper right corner of the image"}, {"id": 2231, "image_id": 1273, "category_id": 5, "bbox": [825.0, 495.0, 81.0, 88.0], "area": 7128.0, "iscrowd": 0, "ignore": 0, "segmentation": [[825.0, 495.0, 906.0, 495.0, 906.0, 583.0, 825.0, 583.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the bottom right corner of the image"}, {"id": 2232, "image_id": 1274, "category_id": 15, "bbox": [12.0, 190.0, 22.0, 37.0], "area": 814.0, "iscrowd": 0, "ignore": 0, "segmentation": [[12.0, 190.0, 34.0, 190.0, 34.0, 227.0, 12.0, 227.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 2233, "image_id": 1275, "category_id": 15, "bbox": [93.0, 120.0, 14.0, 24.0], "area": 336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 120.0, 107.0, 120.0, 107.0, 144.0, 93.0, 144.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 2234, "image_id": 1276, "category_id": 15, "bbox": [103.0, 19.0, 58.0, 39.0], "area": 2262.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 19.0, 161.0, 19.0, 161.0, 58.0, 103.0, 58.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 2235, "image_id": 1277, "category_id": 15, "bbox": [165.0, 126.0, 27.0, 32.0], "area": 864.0, "iscrowd": 0, "ignore": 0, "segmentation": [[165.0, 126.0, 192.0, 126.0, 192.0, 158.0, 165.0, 158.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 2236, "image_id": 1278, "category_id": 15, "bbox": [49.0, 102.0, 51.0, 136.0], "area": 6936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[49.0, 102.0, 100.0, 102.0, 100.0, 238.0, 49.0, 238.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the lower left"}, {"id": 2237, "image_id": 1279, "category_id": 5, "bbox": [172.0, 149.0, 105.0, 110.0], "area": 11550.0, "iscrowd": 0, "ignore": 0, "segmentation": [[172.0, 149.0, 277.0, 149.0, 277.0, 259.0, 172.0, 259.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the upper left corner of the image"}, {"id": 2238, "image_id": 1280, "category_id": 15, "bbox": [71.0, 67.0, 95.0, 48.0], "area": 4560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[71.0, 67.0, 166.0, 67.0, 166.0, 115.0, 71.0, 115.0]], "category_name": "sar ship", "caption": "A massive sar ship is in the middle"}, {"id": 2239, "image_id": 1281, "category_id": 15, "bbox": [152.0, 121.0, 27.0, 22.0], "area": 594.0, "iscrowd": 0, "ignore": 0, "segmentation": [[152.0, 121.0, 179.0, 121.0, 179.0, 143.0, 152.0, 143.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 2240, "image_id": 1282, "category_id": 9, "bbox": [277.0, 225.0, 110.0, 53.0], "area": 5830.0, "iscrowd": 0, "ignore": 0, "segmentation": [[277.0, 225.0, 387.0, 225.0, 387.0, 278.0, 277.0, 278.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court located in the center"}, {"id": 2241, "image_id": 1283, "category_id": 15, "bbox": [86.0, 208.0, 26.0, 11.0], "area": 286.0, "iscrowd": 0, "ignore": 0, "segmentation": [[86.0, 208.0, 112.0, 208.0, 112.0, 219.0, 86.0, 219.0]], "category_name": "sar ship", "caption": "A small sar ship is on the bottom"}, {"id": 2242, "image_id": 1284, "category_id": 9, "bbox": [66.0, 121.0, 106.0, 52.0], "area": 5512.0, "iscrowd": 0, "ignore": 0, "segmentation": [[66.0, 121.0, 172.0, 121.0, 172.0, 173.0, 66.0, 173.0]], "category_name": "optical basketball court", "caption": "The optical basketball court in the upper left corner of the image"}, {"id": 2243, "image_id": 1284, "category_id": 9, "bbox": [182.0, 127.0, 102.0, 53.0], "area": 5406.0, "iscrowd": 0, "ignore": 0, "segmentation": [[182.0, 127.0, 284.0, 127.0, 284.0, 180.0, 182.0, 180.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court at the top of the image"}, {"id": 2244, "image_id": 1285, "category_id": 9, "bbox": [37.0, 401.0, 96.0, 65.0], "area": 6240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[37.0, 401.0, 133.0, 401.0, 133.0, 466.0, 37.0, 466.0]], "category_name": "optical basketball court", "caption": "The small optical basketball court"}, {"id": 2245, "image_id": 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"category_name": "sar ship", "caption": "One small sar ship is on the left and positioned to the upper left of the other  sar ship"}, {"id": 2249, "image_id": 1288, "category_id": 1, "bbox": [244.0, 136.0, 114.0, 204.0], "area": 23256.0, "iscrowd": 0, "ignore": 0, "segmentation": [[244.0, 136.0, 358.0, 136.0, 358.0, 340.0, 244.0, 340.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 2250, "image_id": 1289, "category_id": 15, "bbox": [193.0, 204.0, 51.0, 43.0], "area": 2193.0, "iscrowd": 0, "ignore": 0, "segmentation": [[193.0, 204.0, 244.0, 204.0, 244.0, 247.0, 193.0, 247.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 2251, "image_id": 1290, "category_id": 15, "bbox": [13.0, 69.0, 15.0, 15.0], "area": 225.0, "iscrowd": 0, "ignore": 0, "segmentation": [[13.0, 69.0, 28.0, 69.0, 28.0, 84.0, 13.0, 84.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper left"}, {"id": 2252, "image_id": 1291, "category_id": 15, "bbox": [1.0, 124.0, 49.0, 24.0], "area": 1176.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 124.0, 50.0, 124.0, 50.0, 148.0, 1.0, 148.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 2253, "image_id": 1292, "category_id": 15, "bbox": [204.0, 58.0, 20.0, 28.0], "area": 560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[204.0, 58.0, 224.0, 58.0, 224.0, 86.0, 204.0, 86.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 2254, "image_id": 1293, "category_id": 15, "bbox": [76.0, 60.0, 26.0, 26.0], "area": 676.0, "iscrowd": 0, "ignore": 0, "segmentation": [[76.0, 60.0, 102.0, 60.0, 102.0, 86.0, 76.0, 86.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 2255, "image_id": 1294, "category_id": 4, "bbox": [189.0, 96.0, 231.0, 265.0], "area": 61215.0, "iscrowd": 0, "ignore": 0, "segmentation": [[189.0, 96.0, 420.0, 96.0, 420.0, 361.0, 189.0, 361.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 2256, "image_id": 1295, "category_id": 4, "bbox": [241.0, 159.0, 249.0, 122.0], "area": 30378.0, "iscrowd": 0, "ignore": 0, "segmentation": [[241.0, 159.0, 490.0, 159.0, 490.0, 281.0, 241.0, 281.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 2257, "image_id": 1296, "category_id": 15, "bbox": [34.0, 117.0, 26.0, 17.0], "area": 442.0, "iscrowd": 0, "ignore": 0, "segmentation": [[34.0, 117.0, 60.0, 117.0, 60.0, 134.0, 34.0, 134.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the left"}, {"id": 2258, "image_id": 1297, "category_id": 15, "bbox": [1.0, 225.0, 14.0, 31.0], "area": 434.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 225.0, 15.0, 225.0, 15.0, 256.0, 1.0, 256.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 2259, "image_id": 1297, "category_id": 15, "bbox": [38.0, 61.0, 22.0, 28.0], "area": 616.0, "iscrowd": 0, "ignore": 0, "segmentation": [[38.0, 61.0, 60.0, 61.0, 60.0, 89.0, 38.0, 89.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 2260, "image_id": 1297, "category_id": 15, "bbox": [182.0, 154.0, 23.0, 40.0], "area": 920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[182.0, 154.0, 205.0, 154.0, 205.0, 194.0, 182.0, 194.0]], "category_name": "sar ship", "caption": "The large sar ship is on the lower right"}, {"id": 2261, "image_id": 1298, "category_id": 4, "bbox": [263.0, 83.0, 238.0, 255.0], "area": 60690.0, "iscrowd": 0, "ignore": 0, "segmentation": [[263.0, 83.0, 501.0, 83.0, 501.0, 338.0, 263.0, 338.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 2262, "image_id": 1299, "category_id": 4, "bbox": [201.0, 114.0, 270.0, 135.0], "area": 36450.0, "iscrowd": 0, "ignore": 0, "segmentation": [[201.0, 114.0, 471.0, 114.0, 471.0, 249.0, 201.0, 249.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 2263, "image_id": 1299, "category_id": 5, "bbox": [307.0, 263.0, 81.0, 50.0], "area": 4050.0, "iscrowd": 0, "ignore": 0, "segmentation": [[307.0, 263.0, 388.0, 263.0, 388.0, 313.0, 307.0, 313.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the middle of the image"}, {"id": 2264, "image_id": 1299, "category_id": 5, "bbox": [173.0, 432.0, 85.0, 53.0], "area": 4505.0, "iscrowd": 0, "ignore": 0, "segmentation": [[173.0, 432.0, 258.0, 432.0, 258.0, 485.0, 173.0, 485.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the bottom left corner of the image"}, {"id": 2265, "image_id": 1300, "category_id": 4, "bbox": [270.0, 128.0, 374.0, 272.0], "area": 101728.0, "iscrowd": 0, "ignore": 0, "segmentation": [[270.0, 128.0, 644.0, 128.0, 644.0, 400.0, 270.0, 400.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 2266, "image_id": 1301, "category_id": 4, "bbox": [367.0, 92.0, 226.0, 351.0], "area": 79326.0, "iscrowd": 0, "ignore": 0, "segmentation": [[367.0, 92.0, 593.0, 92.0, 593.0, 443.0, 367.0, 443.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 2267, "image_id": 1301, "category_id": 5, "bbox": [588.0, 68.0, 102.0, 63.0], "area": 6426.0, "iscrowd": 0, "ignore": 0, "segmentation": [[588.0, 68.0, 690.0, 68.0, 690.0, 131.0, 588.0, 131.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the upper right corner of the image"}, {"id": 2268, "image_id": 1301, "category_id": 5, "bbox": [595.0, 246.0, 78.0, 56.0], "area": 4368.0, "iscrowd": 0, "ignore": 0, "segmentation": [[595.0, 246.0, 673.0, 246.0, 673.0, 302.0, 595.0, 302.0]], "category_name": "optical baseball diamond", "caption": "The small optical baseball diamond"}, {"id": 2269, "image_id": 1302, "category_id": 15, "bbox": [20.0, 141.0, 22.0, 34.0], "area": 748.0, "iscrowd": 0, "ignore": 0, "segmentation": [[20.0, 141.0, 42.0, 141.0, 42.0, 175.0, 20.0, 175.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 2270, "image_id": 1302, "category_id": 15, "bbox": [98.0, 15.0, 24.0, 34.0], "area": 816.0, "iscrowd": 0, "ignore": 0, "segmentation": [[98.0, 15.0, 122.0, 15.0, 122.0, 49.0, 98.0, 49.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 2271, "image_id": 1303, "category_id": 15, "bbox": [182.0, 132.0, 20.0, 32.0], "area": 640.0, "iscrowd": 0, "ignore": 0, "segmentation": [[182.0, 132.0, 202.0, 132.0, 202.0, 164.0, 182.0, 164.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 2272, "image_id": 1304, "category_id": 15, "bbox": [88.0, 140.0, 25.0, 14.0], "area": 350.0, "iscrowd": 0, "ignore": 0, "segmentation": [[88.0, 140.0, 113.0, 140.0, 113.0, 154.0, 88.0, 154.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 2273, "image_id": 1305, "category_id": 11, "bbox": [355.0, 191.0, 71.0, 31.0], "area": 2201.0, "iscrowd": 0, "ignore": 0, "segmentation": [[355.0, 191.0, 426.0, 191.0, 426.0, 222.0, 355.0, 222.0]], "category_name": "optical ship", "caption": "The optical ship at the top of the image"}, {"id": 2274, "image_id": 1305, "category_id": 11, "bbox": [114.0, 517.0, 69.0, 40.0], "area": 2760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[114.0, 517.0, 183.0, 517.0, 183.0, 557.0, 114.0, 557.0]], "category_name": "optical ship", "caption": "There is a optical ship in the bottom left corner of the image"}, {"id": 2275, "image_id": 1306, "category_id": 11, "bbox": [123.0, 48.0, 94.0, 56.0], "area": 5264.0, "iscrowd": 0, "ignore": 0, "segmentation": [[123.0, 48.0, 217.0, 48.0, 217.0, 104.0, 123.0, 104.0]], "category_name": "optical ship", "caption": "The optical ship in the upper left corner of the image"}, {"id": 2276, "image_id": 1306, "category_id": 11, "bbox": [732.0, 56.0, 59.0, 87.0], "area": 5133.0, "iscrowd": 0, "ignore": 0, "segmentation": [[732.0, 56.0, 791.0, 56.0, 791.0, 143.0, 732.0, 143.0]], "category_name": "optical ship", "caption": "The optical ship in the upper right corner of the image"}, {"id": 2277, "image_id": 1306, "category_id": 11, "bbox": [362.0, 570.0, 66.0, 40.0], "area": 2640.0, "iscrowd": 0, "ignore": 0, "segmentation": [[362.0, 570.0, 428.0, 570.0, 428.0, 610.0, 362.0, 610.0]], "category_name": "optical ship", "caption": "There is a optical ship at the bottom of the image"}, {"id": 2278, "image_id": 1306, "category_id": 11, "bbox": [672.0, 555.0, 80.0, 24.0], "area": 1920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[672.0, 555.0, 752.0, 555.0, 752.0, 579.0, 672.0, 579.0]], "category_name": "optical ship", "caption": "There is a optical ship in the bottom right corner of the image"}, {"id": 2279, "image_id": 1307, "category_id": 11, "bbox": [549.0, 428.0, 52.0, 67.0], "area": 3484.0, "iscrowd": 0, "ignore": 0, "segmentation": [[549.0, 428.0, 601.0, 428.0, 601.0, 495.0, 549.0, 495.0]], "category_name": "optical ship", "caption": "The small optical ship"}, {"id": 2280, "image_id": 1308, "category_id": 11, "bbox": [318.0, 117.0, 44.0, 51.0], "area": 2244.0, "iscrowd": 0, "ignore": 0, "segmentation": [[318.0, 117.0, 362.0, 117.0, 362.0, 168.0, 318.0, 168.0]], "category_name": "optical ship", "caption": "The small optical ship"}, {"id": 2281, "image_id": 1309, "category_id": 1, "bbox": [818.0, 92.0, 154.0, 122.0], "area": 18788.0, "iscrowd": 0, "ignore": 0, "segmentation": [[818.0, 92.0, 972.0, 92.0, 972.0, 214.0, 818.0, 214.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 2282, "image_id": 1310, "category_id": 0, "bbox": [101.0, 254.0, 57.0, 36.0], "area": 2052.0, "iscrowd": 0, "ignore": 0, "segmentation": [[101.0, 254.0, 158.0, 254.0, 158.0, 290.0, 101.0, 290.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left side of the image"}, {"id": 2283, "image_id": 1310, "category_id": 0, "bbox": [822.0, 354.0, 72.0, 62.0], "area": 4464.0, "iscrowd": 0, "ignore": 0, "segmentation": [[822.0, 354.0, 894.0, 354.0, 894.0, 416.0, 822.0, 416.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right side of the image"}, {"id": 2284, "image_id": 1311, "category_id": 0, "bbox": [331.0, 68.0, 42.0, 60.0], "area": 2520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[331.0, 68.0, 373.0, 68.0, 373.0, 128.0, 331.0, 128.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle at the top of the image"}, {"id": 2285, "image_id": 1311, "category_id": 0, "bbox": [437.0, 322.0, 44.0, 68.0], "area": 2992.0, "iscrowd": 0, "ignore": 0, "segmentation": [[437.0, 322.0, 481.0, 322.0, 481.0, 390.0, 437.0, 390.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle in the middle of the image"}, {"id": 2286, "image_id": 1311, "category_id": 0, "bbox": [514.0, 503.0, 43.0, 70.0], "area": 3010.0, "iscrowd": 0, "ignore": 0, "segmentation": [[514.0, 503.0, 557.0, 503.0, 557.0, 573.0, 514.0, 573.0]], "category_name": "optical vehicle", "caption": "The optical vehicle at the bottom of the image"}, {"id": 2287, "image_id": 1311, "category_id": 0, "bbox": [895.0, 54.0, 63.0, 42.0], "area": 2646.0, "iscrowd": 0, "ignore": 0, "segmentation": [[895.0, 54.0, 958.0, 54.0, 958.0, 96.0, 895.0, 96.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle in the upper right corner of the image"}, {"id": 2288, "image_id": 1312, "category_id": 15, "bbox": [201.0, 68.0, 41.0, 39.0], "area": 1599.0, "iscrowd": 0, "ignore": 0, "segmentation": [[201.0, 68.0, 242.0, 68.0, 242.0, 107.0, 201.0, 107.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 2289, "image_id": 1313, "category_id": 15, "bbox": [79.0, 44.0, 25.0, 13.0], "area": 325.0, "iscrowd": 0, "ignore": 0, "segmentation": [[79.0, 44.0, 104.0, 44.0, 104.0, 57.0, 79.0, 57.0]], "category_name": "sar ship", "caption": "A small sar ship is on the top"}, {"id": 2290, "image_id": 1314, "category_id": 0, "bbox": [346.0, 127.0, 52.0, 72.0], "area": 3744.0, "iscrowd": 0, "ignore": 0, "segmentation": [[346.0, 127.0, 398.0, 127.0, 398.0, 199.0, 346.0, 199.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle at the top of the image"}, {"id": 2291, "image_id": 1314, "category_id": 0, "bbox": [149.0, 256.0, 68.0, 55.0], "area": 3740.0, "iscrowd": 0, "ignore": 0, "segmentation": [[149.0, 256.0, 217.0, 256.0, 217.0, 311.0, 149.0, 311.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left side of the image"}, {"id": 2292, "image_id": 1315, "category_id": 15, "bbox": [18.0, 143.0, 46.0, 77.0], "area": 3542.0, "iscrowd": 0, "ignore": 0, "segmentation": [[18.0, 143.0, 64.0, 143.0, 64.0, 220.0, 18.0, 220.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the lower left"}, {"id": 2293, "image_id": 1316, "category_id": 0, "bbox": [340.0, 54.0, 32.0, 74.0], "area": 2368.0, "iscrowd": 0, "ignore": 0, "segmentation": [[340.0, 54.0, 372.0, 54.0, 372.0, 128.0, 340.0, 128.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle at the top of the image"}, {"id": 2294, "image_id": 1316, "category_id": 0, "bbox": [325.0, 405.0, 42.0, 91.0], "area": 3822.0, "iscrowd": 0, "ignore": 0, "segmentation": [[325.0, 405.0, 367.0, 405.0, 367.0, 496.0, 325.0, 496.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle at the bottom of the image"}, {"id": 2295, "image_id": 1317, "category_id": 15, "bbox": [1.0, 43.0, 33.0, 34.0], "area": 1122.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 43.0, 34.0, 43.0, 34.0, 77.0, 1.0, 77.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 2296, "image_id": 1318, "category_id": 15, "bbox": [171.0, 22.0, 17.0, 35.0], "area": 595.0, "iscrowd": 0, "ignore": 0, "segmentation": [[171.0, 22.0, 188.0, 22.0, 188.0, 57.0, 171.0, 57.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 2297, "image_id": 1318, "category_id": 15, "bbox": [191.0, 181.0, 31.0, 16.0], "area": 496.0, "iscrowd": 0, "ignore": 0, "segmentation": [[191.0, 181.0, 222.0, 181.0, 222.0, 197.0, 191.0, 197.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 2298, "image_id": 1319, "category_id": 4, "bbox": [111.0, 22.0, 149.0, 246.0], "area": 36654.0, "iscrowd": 0, "ignore": 0, "segmentation": [[111.0, 22.0, 260.0, 22.0, 260.0, 268.0, 111.0, 268.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 2299, "image_id": 1320, "category_id": 15, "bbox": [114.0, 97.0, 19.0, 33.0], "area": 627.0, "iscrowd": 0, "ignore": 0, "segmentation": [[114.0, 97.0, 133.0, 97.0, 133.0, 130.0, 114.0, 130.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 2300, "image_id": 1321, "category_id": 5, "bbox": [146.0, 164.0, 72.0, 56.0], "area": 4032.0, "iscrowd": 0, "ignore": 0, "segmentation": [[146.0, 164.0, 218.0, 164.0, 218.0, 220.0, 146.0, 220.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond on the left side of the image"}, {"id": 2301, "image_id": 1321, "category_id": 5, "bbox": [320.0, 41.0, 89.0, 63.0], "area": 5607.0, "iscrowd": 0, "ignore": 0, "segmentation": [[320.0, 41.0, 409.0, 41.0, 409.0, 104.0, 320.0, 104.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond at the top of the image"}, {"id": 2302, "image_id": 1321, "category_id": 5, "bbox": [307.0, 270.0, 99.0, 73.0], "area": 7227.0, "iscrowd": 0, "ignore": 0, "segmentation": [[307.0, 270.0, 406.0, 270.0, 406.0, 343.0, 307.0, 343.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond on the left side of the image,and the optical baseball diamond that needs to be found is located in the lower right corner of it."}, {"id": 2303, "image_id": 1321, "category_id": 4, "bbox": [437.0, 71.0, 173.0, 281.0], "area": 48613.0, "iscrowd": 0, "ignore": 0, "segmentation": [[437.0, 71.0, 610.0, 71.0, 610.0, 352.0, 437.0, 352.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 2304, "image_id": 1322, "category_id": 4, "bbox": [210.0, 90.0, 236.0, 241.0], "area": 56876.0, "iscrowd": 0, "ignore": 0, "segmentation": [[210.0, 90.0, 446.0, 90.0, 446.0, 331.0, 210.0, 331.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 2305, "image_id": 1323, "category_id": 5, "bbox": [100.0, 436.0, 76.0, 61.0], "area": 4636.0, "iscrowd": 0, "ignore": 0, "segmentation": [[100.0, 436.0, 176.0, 436.0, 176.0, 497.0, 100.0, 497.0]], "category_name": "optical baseball diamond", "caption": "There is a small optical baseball diamond"}, {"id": 2306, "image_id": 1323, "category_id": 5, "bbox": [553.0, 393.0, 96.0, 83.0], "area": 7968.0, "iscrowd": 0, "ignore": 0, "segmentation": [[553.0, 393.0, 649.0, 393.0, 649.0, 476.0, 553.0, 476.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond at the bottom of the image"}, {"id": 2307, "image_id": 1323, "category_id": 4, "bbox": [554.0, 88.0, 169.0, 296.0], "area": 50024.0, "iscrowd": 0, "ignore": 0, "segmentation": [[554.0, 88.0, 723.0, 88.0, 723.0, 384.0, 554.0, 384.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 2308, "image_id": 1324, "category_id": 5, "bbox": [597.0, 346.0, 147.0, 108.0], "area": 15876.0, "iscrowd": 0, "ignore": 0, "segmentation": [[597.0, 346.0, 744.0, 346.0, 744.0, 454.0, 597.0, 454.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the bottom right corner of the image"}, {"id": 2309, "image_id": 1324, "category_id": 7, "bbox": [101.0, 305.0, 50.0, 83.0], "area": 4150.0, "iscrowd": 0, "ignore": 0, "segmentation": [[101.0, 305.0, 151.0, 305.0, 151.0, 388.0, 101.0, 388.0]], "category_name": "optical tennis court", "caption": "There is a small optical basketball court,and the optical tennis court that needs to be found is located in the upper left corner of it."}, {"id": 2310, "image_id": 1324, "category_id": 7, "bbox": [158.0, 301.0, 48.0, 75.0], "area": 3600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[158.0, 301.0, 206.0, 301.0, 206.0, 376.0, 158.0, 376.0]], "category_name": "optical tennis court", "caption": "There is a small optical basketball court,and the optical tennis court that needs to be found is located in the upper right corner of it."}, {"id": 2311, "image_id": 1324, "category_id": 9, "bbox": [106.0, 413.0, 67.0, 86.0], "area": 5762.0, "iscrowd": 0, "ignore": 0, "segmentation": [[106.0, 413.0, 173.0, 413.0, 173.0, 499.0, 106.0, 499.0]], "category_name": "optical basketball court", "caption": "There is a small optical basketball court"}, {"id": 2312, "image_id": 1325, "category_id": 5, "bbox": [342.0, 126.0, 85.0, 71.0], "area": 6035.0, "iscrowd": 0, "ignore": 0, "segmentation": [[342.0, 126.0, 427.0, 126.0, 427.0, 197.0, 342.0, 197.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond at the top of the image"}, {"id": 2313, "image_id": 1325, "category_id": 5, "bbox": [668.0, 111.0, 76.0, 60.0], "area": 4560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[668.0, 111.0, 744.0, 111.0, 744.0, 171.0, 668.0, 171.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the upper right corner of the image"}, {"id": 2314, "image_id": 1325, "category_id": 4, "bbox": [298.0, 228.0, 380.0, 167.0], "area": 63460.0, "iscrowd": 0, "ignore": 0, "segmentation": [[298.0, 228.0, 678.0, 228.0, 678.0, 395.0, 298.0, 395.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 2315, "image_id": 1326, "category_id": 15, "bbox": [69.0, 89.0, 57.0, 25.0], "area": 1425.0, "iscrowd": 0, "ignore": 0, "segmentation": [[69.0, 89.0, 126.0, 89.0, 126.0, 114.0, 69.0, 114.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 2316, "image_id": 1327, "category_id": 15, "bbox": [73.0, 177.0, 46.0, 51.0], "area": 2346.0, "iscrowd": 0, "ignore": 0, "segmentation": [[73.0, 177.0, 119.0, 177.0, 119.0, 228.0, 73.0, 228.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 2317, "image_id": 1328, "category_id": 15, "bbox": [1.0, 135.0, 33.0, 38.0], "area": 1254.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 135.0, 34.0, 135.0, 34.0, 173.0, 1.0, 173.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 2318, "image_id": 1329, "category_id": 1, "bbox": [150.0, 134.0, 154.0, 127.0], "area": 19558.0, "iscrowd": 0, "ignore": 0, "segmentation": [[150.0, 134.0, 304.0, 134.0, 304.0, 261.0, 150.0, 261.0]], "category_name": "optical bridge", "caption": "There is a optical bridge on the left side of the image"}, {"id": 2319, "image_id": 1329, "category_id": 1, "bbox": [793.0, 186.0, 107.0, 135.0], "area": 14445.0, "iscrowd": 0, "ignore": 0, "segmentation": [[793.0, 186.0, 900.0, 186.0, 900.0, 321.0, 793.0, 321.0]], "category_name": "optical bridge", "caption": "The optical bridge on the right side of the image"}, {"id": 2320, "image_id": 1330, "category_id": 1, "bbox": [90.0, 222.0, 81.0, 123.0], "area": 9963.0, "iscrowd": 0, "ignore": 0, "segmentation": [[90.0, 222.0, 171.0, 222.0, 171.0, 345.0, 90.0, 345.0]], "category_name": "optical bridge", "caption": "The optical bridge on the left side of the image"}, {"id": 2321, "image_id": 1330, "category_id": 1, "bbox": [489.0, 111.0, 178.0, 155.0], "area": 27590.0, "iscrowd": 0, "ignore": 0, "segmentation": [[489.0, 111.0, 667.0, 111.0, 667.0, 266.0, 489.0, 266.0]], "category_name": "optical bridge", "caption": "There is a optical bridge at the top of the image"}, {"id": 2322, "image_id": 1330, "category_id": 1, "bbox": [1013.0, 81.0, 121.0, 86.0], "area": 10406.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1013.0, 81.0, 1134.0, 81.0, 1134.0, 167.0, 1013.0, 167.0]], "category_name": "optical bridge", "caption": "The optical bridge in the upper right corner of the image"}, {"id": 2323, "image_id": 1331, "category_id": 1, "bbox": [74.0, 273.0, 169.0, 131.0], "area": 22139.0, "iscrowd": 0, "ignore": 0, "segmentation": [[74.0, 273.0, 243.0, 273.0, 243.0, 404.0, 74.0, 404.0]], "category_name": "optical bridge", "caption": "There is a optical bridge on the left side of the image"}, {"id": 2324, "image_id": 1331, "category_id": 1, "bbox": [833.0, 61.0, 179.0, 101.0], "area": 18079.0, "iscrowd": 0, "ignore": 0, "segmentation": [[833.0, 61.0, 1012.0, 61.0, 1012.0, 162.0, 833.0, 162.0]], "category_name": "optical bridge", "caption": "The optical bridge in the upper right corner of the image"}, {"id": 2325, "image_id": 1332, "category_id": 15, "bbox": [168.0, 179.0, 32.0, 35.0], "area": 1120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[168.0, 179.0, 200.0, 179.0, 200.0, 214.0, 168.0, 214.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 2326, "image_id": 1333, "category_id": 15, "bbox": [138.0, 138.0, 24.0, 13.0], "area": 312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[138.0, 138.0, 162.0, 138.0, 162.0, 151.0, 138.0, 151.0]], "category_name": "sar ship", "caption": "A small sar ship is in the middle"}, {"id": 2327, "image_id": 1334, "category_id": 5, "bbox": [462.0, 190.0, 95.0, 80.0], "area": 7600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[462.0, 190.0, 557.0, 190.0, 557.0, 270.0, 462.0, 270.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the middle of the image"}, {"id": 2328, "image_id": 1334, "category_id": 9, "bbox": [672.0, 144.0, 60.0, 67.0], "area": 4020.0, "iscrowd": 0, "ignore": 0, "segmentation": [[672.0, 144.0, 732.0, 144.0, 732.0, 211.0, 672.0, 211.0]], "category_name": "optical basketball court", "caption": "There is a optical baseball diamond in the middle of the image,and the optical basketball court that needs to be found is located in the upper right corner of it."}, {"id": 2329, "image_id": 1334, "category_id": 9, "bbox": [691.0, 214.0, 93.0, 46.0], "area": 4278.0, "iscrowd": 0, "ignore": 0, "segmentation": [[691.0, 214.0, 784.0, 214.0, 784.0, 260.0, 691.0, 260.0]], "category_name": "optical basketball court", "caption": "There is a optical baseball diamond in the middle of the image,and the optical basketball court that needs to be found is located in the lower right corner of it."}, {"id": 2330, "image_id": 1335, "category_id": 15, "bbox": [97.0, 24.0, 76.0, 42.0], "area": 3192.0, "iscrowd": 0, "ignore": 0, "segmentation": [[97.0, 24.0, 173.0, 24.0, 173.0, 66.0, 97.0, 66.0]], "category_name": "sar ship", "caption": "The large sar ship is on the top"}, {"id": 2331, "image_id": 1335, "category_id": 15, "bbox": [2.0, 59.0, 73.0, 47.0], "area": 3431.0, "iscrowd": 0, "ignore": 0, "segmentation": [[2.0, 59.0, 75.0, 59.0, 75.0, 106.0, 2.0, 106.0]], "category_name": "sar ship", "caption": "The massive sar ship is on the upper left"}, {"id": 2332, "image_id": 1336, "category_id": 15, "bbox": [9.0, 136.0, 18.0, 24.0], "area": 432.0, "iscrowd": 0, "ignore": 0, "segmentation": [[9.0, 136.0, 27.0, 136.0, 27.0, 160.0, 9.0, 160.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the left"}, {"id": 2333, "image_id": 1337, "category_id": 15, "bbox": [42.0, 180.0, 14.0, 20.0], "area": 280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[42.0, 180.0, 56.0, 180.0, 56.0, 200.0, 42.0, 200.0]], "category_name": "sar ship", "caption": "The small sar ship is on the lower left"}, {"id": 2334, "image_id": 1337, "category_id": 15, "bbox": [128.0, 46.0, 19.0, 34.0], "area": 646.0, "iscrowd": 0, "ignore": 0, "segmentation": [[128.0, 46.0, 147.0, 46.0, 147.0, 80.0, 128.0, 80.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the top"}, {"id": 2335, "image_id": 1338, "category_id": 15, "bbox": [178.0, 210.0, 65.0, 30.0], "area": 1950.0, "iscrowd": 0, "ignore": 0, "segmentation": [[178.0, 210.0, 243.0, 210.0, 243.0, 240.0, 178.0, 240.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 2336, "image_id": 1339, "category_id": 5, "bbox": [555.0, 145.0, 98.0, 69.0], "area": 6762.0, "iscrowd": 0, "ignore": 0, "segmentation": [[555.0, 145.0, 653.0, 145.0, 653.0, 214.0, 555.0, 214.0]], "category_name": "optical baseball diamond", "caption": "There is a small optical baseball diamond"}, {"id": 2337, "image_id": 1339, "category_id": 4, "bbox": [187.0, 179.0, 322.0, 164.0], "area": 52808.0, "iscrowd": 0, "ignore": 0, "segmentation": [[187.0, 179.0, 509.0, 179.0, 509.0, 343.0, 187.0, 343.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 2338, "image_id": 1340, "category_id": 15, "bbox": [1.0, 113.0, 29.0, 39.0], "area": 1131.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 113.0, 30.0, 113.0, 30.0, 152.0, 1.0, 152.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 2339, "image_id": 1341, "category_id": 1, "bbox": [450.0, 126.0, 204.0, 82.0], "area": 16728.0, "iscrowd": 0, "ignore": 0, "segmentation": [[450.0, 126.0, 654.0, 126.0, 654.0, 208.0, 450.0, 208.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 2340, "image_id": 1342, "category_id": 15, "bbox": [205.0, 95.0, 32.0, 27.0], "area": 864.0, "iscrowd": 0, "ignore": 0, "segmentation": [[205.0, 95.0, 237.0, 95.0, 237.0, 122.0, 205.0, 122.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 2341, "image_id": 1343, "category_id": 4, "bbox": [496.0, 81.0, 231.0, 320.0], "area": 73920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[496.0, 81.0, 727.0, 81.0, 727.0, 401.0, 496.0, 401.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 2342, "image_id": 1343, "category_id": 5, "bbox": [352.0, 231.0, 83.0, 72.0], "area": 5976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[352.0, 231.0, 435.0, 231.0, 435.0, 303.0, 352.0, 303.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond at the bottom of the image,and the optical baseball diamond that needs to be found is located in the upper left corner of it."}, {"id": 2343, "image_id": 1343, "category_id": 5, "bbox": [431.0, 389.0, 87.0, 81.0], "area": 7047.0, "iscrowd": 0, "ignore": 0, "segmentation": [[431.0, 389.0, 518.0, 389.0, 518.0, 470.0, 431.0, 470.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond at the bottom of the image"}, {"id": 2344, "image_id": 1343, "category_id": 5, "bbox": [83.0, 268.0, 112.0, 101.0], "area": 11312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[83.0, 268.0, 195.0, 268.0, 195.0, 369.0, 83.0, 369.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond on the left side of the image"}, {"id": 2345, "image_id": 1344, "category_id": 5, "bbox": [719.0, 122.0, 80.0, 74.0], "area": 5920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[719.0, 122.0, 799.0, 122.0, 799.0, 196.0, 719.0, 196.0]], "category_name": "optical baseball diamond", "caption": "The small optical baseball diamond"}, {"id": 2346, "image_id": 1344, "category_id": 5, "bbox": [723.0, 275.0, 103.0, 97.0], "area": 9991.0, "iscrowd": 0, "ignore": 0, "segmentation": [[723.0, 275.0, 826.0, 275.0, 826.0, 372.0, 723.0, 372.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond on the right side of the image"}, {"id": 2347, "image_id": 1344, "category_id": 4, "bbox": [390.0, 69.0, 247.0, 327.0], "area": 80769.0, "iscrowd": 0, "ignore": 0, "segmentation": [[390.0, 69.0, 637.0, 69.0, 637.0, 396.0, 390.0, 396.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 2348, "image_id": 1345, "category_id": 12, "bbox": [346.0, 14.0, 180.0, 188.0], "area": 33840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[346.0, 14.0, 526.0, 14.0, 526.0, 202.0, 346.0, 202.0]], "category_name": "optical airplane", "caption": "The small optical airplane located at the top left"}, {"id": 2349, "image_id": 1346, "category_id": 15, "bbox": [178.0, 86.0, 20.0, 29.0], "area": 580.0, "iscrowd": 0, "ignore": 0, "segmentation": [[178.0, 86.0, 198.0, 86.0, 198.0, 115.0, 178.0, 115.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 2350, "image_id": 1347, "category_id": 12, "bbox": [565.0, 375.0, 134.0, 110.0], "area": 14740.0, "iscrowd": 0, "ignore": 0, "segmentation": [[565.0, 375.0, 699.0, 375.0, 699.0, 485.0, 565.0, 485.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the upper right corner of the image"}, {"id": 2351, "image_id": 1347, "category_id": 12, "bbox": [669.0, 1136.0, 130.0, 99.0], "area": 12870.0, "iscrowd": 0, "ignore": 0, "segmentation": [[669.0, 1136.0, 799.0, 1136.0, 799.0, 1235.0, 669.0, 1235.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the bottom right corner of the image"}, {"id": 2352, "image_id": 1348, "category_id": 12, "bbox": [474.0, 919.0, 98.0, 112.0], "area": 10976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[474.0, 919.0, 572.0, 919.0, 572.0, 1031.0, 474.0, 1031.0]], "category_name": "optical airplane", "caption": "There is a optical airplane at the bottom of the image"}, {"id": 2353, "image_id": 1348, "category_id": 12, "bbox": [838.0, 859.0, 124.0, 144.0], "area": 17856.0, "iscrowd": 0, "ignore": 0, "segmentation": [[838.0, 859.0, 962.0, 859.0, 962.0, 1003.0, 838.0, 1003.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the bottom right corner of the image"}, {"id": 2354, "image_id": 1349, "category_id": 4, "bbox": [262.0, 203.0, 113.0, 252.0], "area": 28476.0, "iscrowd": 0, "ignore": 0, "segmentation": [[262.0, 203.0, 375.0, 203.0, 375.0, 455.0, 262.0, 455.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 2355, "image_id": 1349, "category_id": 9, "bbox": [382.0, 328.0, 44.0, 81.0], "area": 3564.0, "iscrowd": 0, "ignore": 0, "segmentation": [[382.0, 328.0, 426.0, 328.0, 426.0, 409.0, 382.0, 409.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower right corner of it."}, {"id": 2356, "image_id": 1349, "category_id": 9, "bbox": [383.0, 249.0, 41.0, 76.0], "area": 3116.0, "iscrowd": 0, "ignore": 0, "segmentation": [[383.0, 249.0, 424.0, 249.0, 424.0, 325.0, 383.0, 325.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the upper right corner of it."}, {"id": 2357, "image_id": 1350, "category_id": 15, "bbox": [4.0, 1.0, 30.0, 23.0], "area": 690.0, "iscrowd": 0, "ignore": 0, "segmentation": [[4.0, 1.0, 34.0, 1.0, 34.0, 24.0, 4.0, 24.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 2358, "image_id": 1351, "category_id": 4, "bbox": [387.0, 347.0, 231.0, 138.0], "area": 31878.0, "iscrowd": 0, "ignore": 0, "segmentation": [[387.0, 347.0, 618.0, 347.0, 618.0, 485.0, 387.0, 485.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 2359, "image_id": 1351, "category_id": 9, "bbox": [422.0, 375.0, 45.0, 79.0], "area": 3555.0, "iscrowd": 0, "ignore": 0, "segmentation": [[422.0, 375.0, 467.0, 375.0, 467.0, 454.0, 422.0, 454.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court in the middle of the image"}, {"id": 2360, "image_id": 1351, "category_id": 9, "bbox": [542.0, 375.0, 47.0, 80.0], "area": 3760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[542.0, 375.0, 589.0, 375.0, 589.0, 455.0, 542.0, 455.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the upper right corner of it."}, {"id": 2361, "image_id": 1352, "category_id": 4, "bbox": [189.0, 507.0, 249.0, 174.0], "area": 43326.0, "iscrowd": 0, "ignore": 0, "segmentation": [[189.0, 507.0, 438.0, 507.0, 438.0, 681.0, 189.0, 681.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 2362, "image_id": 1353, "category_id": 4, "bbox": [200.0, 234.0, 322.0, 210.0], "area": 67620.0, "iscrowd": 0, "ignore": 0, "segmentation": [[200.0, 234.0, 522.0, 234.0, 522.0, 444.0, 200.0, 444.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 2363, "image_id": 1353, "category_id": 9, "bbox": [222.0, 302.0, 46.0, 78.0], "area": 3588.0, "iscrowd": 0, "ignore": 0, "segmentation": [[222.0, 302.0, 268.0, 302.0, 268.0, 380.0, 222.0, 380.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 2364, "image_id": 1353, "category_id": 9, "bbox": [280.0, 255.0, 77.0, 46.0], "area": 3542.0, "iscrowd": 0, "ignore": 0, "segmentation": [[280.0, 255.0, 357.0, 255.0, 357.0, 301.0, 280.0, 301.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the upper left corner of it."}, {"id": 2365, "image_id": 1353, "category_id": 9, "bbox": [363.0, 254.0, 78.0, 47.0], "area": 3666.0, "iscrowd": 0, "ignore": 0, "segmentation": [[363.0, 254.0, 441.0, 254.0, 441.0, 301.0, 363.0, 301.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court on the right side of the image,and the optical basketball court that needs to be found is located in the upper left corner of it."}, {"id": 2366, "image_id": 1353, "category_id": 9, "bbox": [451.0, 301.0, 41.0, 80.0], "area": 3280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[451.0, 301.0, 492.0, 301.0, 492.0, 381.0, 451.0, 381.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court on the right side of the image"}, {"id": 2367, "image_id": 1354, "category_id": 1, "bbox": [174.0, 178.0, 116.0, 297.0], "area": 34452.0, "iscrowd": 0, "ignore": 0, "segmentation": [[174.0, 178.0, 290.0, 178.0, 290.0, 475.0, 174.0, 475.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 2368, "image_id": 1355, "category_id": 4, "bbox": [398.0, 519.0, 133.0, 193.0], "area": 25669.0, "iscrowd": 0, "ignore": 0, "segmentation": [[398.0, 519.0, 531.0, 519.0, 531.0, 712.0, 398.0, 712.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field located on the right"}, {"id": 2369, "image_id": 1355, "category_id": 9, "bbox": [374.0, 694.0, 70.0, 58.0], "area": 4060.0, "iscrowd": 0, "ignore": 0, "segmentation": [[374.0, 694.0, 444.0, 694.0, 444.0, 752.0, 374.0, 752.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court located at the bottom"}, {"id": 2370, "image_id": 1356, "category_id": 15, "bbox": [172.0, 64.0, 11.0, 28.0], "area": 308.0, "iscrowd": 0, "ignore": 0, "segmentation": [[172.0, 64.0, 183.0, 64.0, 183.0, 92.0, 172.0, 92.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper right"}, {"id": 2371, "image_id": 1357, "category_id": 15, "bbox": [61.0, 208.0, 70.0, 37.0], "area": 2590.0, "iscrowd": 0, "ignore": 0, "segmentation": [[61.0, 208.0, 131.0, 208.0, 131.0, 245.0, 61.0, 245.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 2372, "image_id": 1357, "category_id": 15, "bbox": [12.0, 1.0, 47.0, 37.0], "area": 1739.0, "iscrowd": 0, "ignore": 0, "segmentation": [[12.0, 1.0, 59.0, 1.0, 59.0, 38.0, 12.0, 38.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 2373, "image_id": 1358, "category_id": 9, "bbox": [199.0, 460.0, 77.0, 43.0], "area": 3311.0, "iscrowd": 0, "ignore": 0, "segmentation": [[199.0, 460.0, 276.0, 460.0, 276.0, 503.0, 199.0, 503.0]], "category_name": "optical basketball court", "caption": "The small optical basketball court"}, {"id": 2374, "image_id": 1359, "category_id": 12, "bbox": [526.0, 823.0, 94.0, 94.0], "area": 8836.0, "iscrowd": 0, "ignore": 0, "segmentation": [[526.0, 823.0, 620.0, 823.0, 620.0, 917.0, 526.0, 917.0]], "category_name": "optical airplane", "caption": "The optical airplane in the middle of the image"}, {"id": 2375, "image_id": 1359, "category_id": 12, "bbox": [554.0, 369.0, 166.0, 140.0], "area": 23240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[554.0, 369.0, 720.0, 369.0, 720.0, 509.0, 554.0, 509.0]], "category_name": "optical airplane", "caption": "There is a optical airplane at the top of the image"}, {"id": 2376, "image_id": 1360, "category_id": 15, "bbox": [95.0, 111.0, 50.0, 30.0], "area": 1500.0, "iscrowd": 0, "ignore": 0, "segmentation": [[95.0, 111.0, 145.0, 111.0, 145.0, 141.0, 95.0, 141.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 2377, "image_id": 1361, "category_id": 11, "bbox": [249.0, 53.0, 572.0, 280.0], "area": 160160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[249.0, 53.0, 821.0, 53.0, 821.0, 333.0, 249.0, 333.0]], "category_name": "optical ship", "caption": "There is a big optical ship"}, {"id": 2378, "image_id": 1362, "category_id": 15, "bbox": [203.0, 105.0, 24.0, 14.0], "area": 336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[203.0, 105.0, 227.0, 105.0, 227.0, 119.0, 203.0, 119.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 2379, "image_id": 1363, "category_id": 11, "bbox": [434.0, 527.0, 298.0, 74.0], "area": 22052.0, "iscrowd": 0, "ignore": 0, "segmentation": [[434.0, 527.0, 732.0, 527.0, 732.0, 601.0, 434.0, 601.0]], "category_name": "optical ship", "caption": "There is a optical ship in the middle of the image"}, {"id": 2380, "image_id": 1364, "category_id": 15, "bbox": [117.0, 116.0, 48.0, 21.0], "area": 1008.0, "iscrowd": 0, "ignore": 0, "segmentation": [[117.0, 116.0, 165.0, 116.0, 165.0, 137.0, 117.0, 137.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 2381, "image_id": 1365, "category_id": 15, "bbox": [22.0, 207.0, 19.0, 22.0], "area": 418.0, "iscrowd": 0, "ignore": 0, "segmentation": [[22.0, 207.0, 41.0, 207.0, 41.0, 229.0, 22.0, 229.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 2382, "image_id": 1366, "category_id": 15, "bbox": [155.0, 71.0, 16.0, 10.0], "area": 160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[155.0, 71.0, 171.0, 71.0, 171.0, 81.0, 155.0, 81.0]], "category_name": "sar ship", "caption": "A small sar ship is on the top"}, {"id": 2383, "image_id": 1367, "category_id": 11, "bbox": [455.0, 1166.0, 658.0, 210.0], "area": 138180.0, "iscrowd": 0, "ignore": 0, "segmentation": [[455.0, 1166.0, 1113.0, 1166.0, 1113.0, 1376.0, 455.0, 1376.0]], "category_name": "optical ship", "caption": "The optical ship at the bottom of the image"}, {"id": 2384, "image_id": 1367, "category_id": 11, "bbox": [395.0, 965.0, 661.0, 210.0], "area": 138810.0, "iscrowd": 0, "ignore": 0, "segmentation": [[395.0, 965.0, 1056.0, 965.0, 1056.0, 1175.0, 395.0, 1175.0]], "category_name": "optical ship", "caption": "The optical ship in the middle of the image"}, {"id": 2385, "image_id": 1367, "category_id": 11, "bbox": [149.0, 61.0, 643.0, 225.0], "area": 144675.0, "iscrowd": 0, "ignore": 0, "segmentation": [[149.0, 61.0, 792.0, 61.0, 792.0, 286.0, 149.0, 286.0]], "category_name": "optical ship", "caption": "The optical ship in the upper left corner of the image"}, {"id": 2386, "image_id": 1368, "category_id": 15, "bbox": [80.0, 139.0, 19.0, 25.0], "area": 475.0, "iscrowd": 0, "ignore": 0, "segmentation": [[80.0, 139.0, 99.0, 139.0, 99.0, 164.0, 80.0, 164.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 2387, "image_id": 1369, "category_id": 15, "bbox": [1.0, 83.0, 13.0, 14.0], "area": 182.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 83.0, 14.0, 83.0, 14.0, 97.0, 1.0, 97.0]], "category_name": "sar ship", "caption": "A small sar ship is on the left"}, {"id": 2388, "image_id": 1370, "category_id": 15, "bbox": [164.0, 134.0, 26.0, 23.0], "area": 598.0, "iscrowd": 0, "ignore": 0, "segmentation": [[164.0, 134.0, 190.0, 134.0, 190.0, 157.0, 164.0, 157.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 2389, "image_id": 1371, "category_id": 5, "bbox": [334.0, 465.0, 263.0, 281.0], "area": 73903.0, "iscrowd": 0, "ignore": 0, "segmentation": [[334.0, 465.0, 597.0, 465.0, 597.0, 746.0, 334.0, 746.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the middle of the image"}, {"id": 2390, "image_id": 1372, "category_id": 15, "bbox": [101.0, 117.0, 22.0, 22.0], "area": 484.0, "iscrowd": 0, "ignore": 0, "segmentation": [[101.0, 117.0, 123.0, 117.0, 123.0, 139.0, 101.0, 139.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 2391, "image_id": 1373, "category_id": 5, "bbox": [216.0, 838.0, 329.0, 268.0], "area": 88172.0, "iscrowd": 0, "ignore": 0, "segmentation": [[216.0, 838.0, 545.0, 838.0, 545.0, 1106.0, 216.0, 1106.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond at the bottom of the image"}, {"id": 2392, "image_id": 1374, "category_id": 4, "bbox": [181.0, 582.0, 221.0, 145.0], "area": 32045.0, "iscrowd": 0, "ignore": 0, "segmentation": [[181.0, 582.0, 402.0, 582.0, 402.0, 727.0, 181.0, 727.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 2393, "image_id": 1375, "category_id": 15, "bbox": [214.0, 51.0, 16.0, 21.0], "area": 336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[214.0, 51.0, 230.0, 51.0, 230.0, 72.0, 214.0, 72.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 2394, "image_id": 1376, "category_id": 15, "bbox": [86.0, 51.0, 15.0, 20.0], "area": 300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[86.0, 51.0, 101.0, 51.0, 101.0, 71.0, 86.0, 71.0]], "category_name": "sar ship", "caption": "A small sar ship is on the top"}, {"id": 2395, "image_id": 1377, "category_id": 9, "bbox": [422.0, 513.0, 109.0, 116.0], "area": 12644.0, "iscrowd": 0, "ignore": 0, "segmentation": [[422.0, 513.0, 531.0, 513.0, 531.0, 629.0, 422.0, 629.0]], "category_name": "optical basketball court", "caption": "There is a small optical basketball court in the center"}, {"id": 2396, "image_id": 1378, "category_id": 11, "bbox": [912.0, 587.0, 468.0, 264.0], "area": 123552.0, "iscrowd": 0, "ignore": 0, "segmentation": [[912.0, 587.0, 1380.0, 587.0, 1380.0, 851.0, 912.0, 851.0]], "category_name": "optical ship", "caption": "There is a optical ship on the right side of the image"}, {"id": 2397, "image_id": 1379, "category_id": 15, "bbox": [26.0, 198.0, 17.0, 12.0], "area": 204.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 198.0, 43.0, 198.0, 43.0, 210.0, 26.0, 210.0]], "category_name": "sar ship", "caption": "The small sar ship is on the lower left"}, {"id": 2398, "image_id": 1379, "category_id": 15, "bbox": [212.0, 200.0, 25.0, 32.0], "area": 800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[212.0, 200.0, 237.0, 200.0, 237.0, 232.0, 212.0, 232.0]], "category_name": "sar ship", "caption": "The large sar ship is on the lower right"}, {"id": 2399, "image_id": 1380, "category_id": 1, "bbox": [177.0, 1312.0, 2276.0, 594.0], "area": 1351944.0, "iscrowd": 0, "ignore": 0, "segmentation": [[177.0, 1312.0, 2453.0, 1312.0, 2453.0, 1906.0, 177.0, 1906.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 2400, "image_id": 1381, "category_id": 15, "bbox": [186.0, 145.0, 28.0, 18.0], "area": 504.0, "iscrowd": 0, "ignore": 0, "segmentation": [[186.0, 145.0, 214.0, 145.0, 214.0, 163.0, 186.0, 163.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 2401, "image_id": 1382, "category_id": 15, "bbox": [49.0, 102.0, 10.0, 27.0], "area": 270.0, "iscrowd": 0, "ignore": 0, "segmentation": [[49.0, 102.0, 59.0, 102.0, 59.0, 129.0, 49.0, 129.0]], "category_name": "sar ship", "caption": "A small sar ship is on the left"}, {"id": 2402, "image_id": 1383, "category_id": 11, "bbox": [184.0, 162.0, 254.0, 408.0], "area": 103632.0, "iscrowd": 0, "ignore": 0, "segmentation": [[184.0, 162.0, 438.0, 162.0, 438.0, 570.0, 184.0, 570.0]], "category_name": "optical ship", "caption": "The big optical ship"}, {"id": 2403, "image_id": 1384, "category_id": 12, "bbox": [925.0, 908.0, 276.0, 242.0], "area": 66792.0, "iscrowd": 0, "ignore": 0, "segmentation": [[925.0, 908.0, 1201.0, 908.0, 1201.0, 1150.0, 925.0, 1150.0]], "category_name": "optical airplane", "caption": "The white optical airplane located on the right"}, {"id": 2404, "image_id": 1385, "category_id": 12, "bbox": [351.0, 1233.0, 200.0, 252.0], "area": 50400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[351.0, 1233.0, 551.0, 1233.0, 551.0, 1485.0, 351.0, 1485.0]], "category_name": "optical airplane", "caption": "The optical airplane in the bottom left corner of the image"}, {"id": 2405, "image_id": 1385, "category_id": 12, "bbox": [319.0, 933.0, 252.0, 304.0], "area": 76608.0, "iscrowd": 0, "ignore": 0, "segmentation": [[319.0, 933.0, 571.0, 933.0, 571.0, 1237.0, 319.0, 1237.0]], "category_name": "optical airplane", "caption": "There is a optical airplane on the left side of the image"}, {"id": 2406, "image_id": 1385, "category_id": 12, "bbox": [635.0, 369.0, 292.0, 264.0], "area": 77088.0, "iscrowd": 0, "ignore": 0, "segmentation": [[635.0, 369.0, 927.0, 369.0, 927.0, 633.0, 635.0, 633.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the upper left corner of the image"}, {"id": 2407, "image_id": 1385, "category_id": 12, "bbox": [2212.0, 1073.0, 216.0, 248.0], "area": 53568.0, "iscrowd": 0, "ignore": 0, "segmentation": [[2212.0, 1073.0, 2428.0, 1073.0, 2428.0, 1321.0, 2212.0, 1321.0]], "category_name": "optical airplane", "caption": "There is a optical airplane on the right side of the image"}, {"id": 2408, "image_id": 1386, "category_id": 12, "bbox": [459.0, 220.0, 264.0, 213.0], "area": 56232.0, "iscrowd": 0, "ignore": 0, "segmentation": [[459.0, 220.0, 723.0, 220.0, 723.0, 433.0, 459.0, 433.0]], "category_name": "optical airplane", "caption": "The small optical airplane"}, {"id": 2409, "image_id": 1387, "category_id": 15, "bbox": [31.0, 162.0, 26.0, 22.0], "area": 572.0, "iscrowd": 0, "ignore": 0, "segmentation": [[31.0, 162.0, 57.0, 162.0, 57.0, 184.0, 31.0, 184.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 2410, "image_id": 1388, "category_id": 12, "bbox": [132.0, 213.0, 100.0, 122.0], "area": 12200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[132.0, 213.0, 232.0, 213.0, 232.0, 335.0, 132.0, 335.0]], "category_name": "optical airplane", "caption": "The optical airplane at the top left of the image"}, {"id": 2411, "image_id": 1388, "category_id": 12, "bbox": [560.0, 580.0, 117.0, 139.0], "area": 16263.0, "iscrowd": 0, "ignore": 0, "segmentation": [[560.0, 580.0, 677.0, 580.0, 677.0, 719.0, 560.0, 719.0]], "category_name": "optical airplane", "caption": "There is an optical airplane in the center of the image"}, {"id": 2412, "image_id": 1388, "category_id": 12, "bbox": [1098.0, 1006.0, 123.0, 112.0], "area": 13776.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1098.0, 1006.0, 1221.0, 1006.0, 1221.0, 1118.0, 1098.0, 1118.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the of the image and the optical airplane that needs to be found is located in the corner of it on the right"}, {"id": 2413, "image_id": 1388, "category_id": 12, "bbox": [1218.0, 845.0, 114.0, 102.0], "area": 11628.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1218.0, 845.0, 1332.0, 845.0, 1332.0, 947.0, 1218.0, 947.0]], "category_name": "optical airplane", "caption": "There is an optical airplane in the center of the image, and the optical airplane that needs to be found is located on the right."}, {"id": 2414, "image_id": 1389, "category_id": 15, "bbox": [158.0, 34.0, 27.0, 23.0], "area": 621.0, "iscrowd": 0, "ignore": 0, "segmentation": [[158.0, 34.0, 185.0, 34.0, 185.0, 57.0, 158.0, 57.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 2415, "image_id": 1390, "category_id": 15, "bbox": [31.0, 34.0, 27.0, 24.0], "area": 648.0, "iscrowd": 0, "ignore": 0, "segmentation": [[31.0, 34.0, 58.0, 34.0, 58.0, 58.0, 31.0, 58.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 2416, "image_id": 1391, "category_id": 15, "bbox": [53.0, 96.0, 41.0, 12.0], "area": 492.0, "iscrowd": 0, "ignore": 0, "segmentation": [[53.0, 96.0, 94.0, 96.0, 94.0, 108.0, 53.0, 108.0]], "category_name": "sar ship", "caption": "One medium-sized sar ship is on the left and positioned to the upper right of the other small sar ship"}, {"id": 2417, "image_id": 1391, "category_id": 15, "bbox": [50.0, 107.0, 33.0, 8.0], "area": 264.0, "iscrowd": 0, "ignore": 0, "segmentation": [[50.0, 107.0, 83.0, 107.0, 83.0, 115.0, 50.0, 115.0]], "category_name": "sar ship", "caption": "The small sar ship is on the left"}, {"id": 2418, "image_id": 1391, "category_id": 15, "bbox": [19.0, 126.0, 35.0, 16.0], "area": 560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[19.0, 126.0, 54.0, 126.0, 54.0, 142.0, 19.0, 142.0]], "category_name": "sar ship", "caption": "One medium-sized sar ship is on the left and positioned to the lower left of the other small sar ship"}, {"id": 2419, "image_id": 1392, "category_id": 15, "bbox": [56.0, 82.0, 15.0, 17.0], "area": 255.0, "iscrowd": 0, "ignore": 0, "segmentation": [[56.0, 82.0, 71.0, 82.0, 71.0, 99.0, 56.0, 99.0]], "category_name": "sar ship", "caption": "A small sar ship is on the left"}, {"id": 2420, "image_id": 1393, "category_id": 5, "bbox": [297.0, 770.0, 333.0, 299.0], "area": 99567.0, "iscrowd": 0, "ignore": 0, "segmentation": [[297.0, 770.0, 630.0, 770.0, 630.0, 1069.0, 297.0, 1069.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond at the bottom of the image"}, {"id": 2421, "image_id": 1393, "category_id": 5, "bbox": [112.0, 147.0, 512.0, 521.0], "area": 266752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[112.0, 147.0, 624.0, 147.0, 624.0, 668.0, 112.0, 668.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the middle of the image"}, {"id": 2422, "image_id": 1394, "category_id": 15, "bbox": [136.0, 216.0, 17.0, 22.0], "area": 374.0, "iscrowd": 0, "ignore": 0, "segmentation": [[136.0, 216.0, 153.0, 216.0, 153.0, 238.0, 136.0, 238.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 2423, "image_id": 1395, "category_id": 15, "bbox": [7.0, 215.0, 17.0, 24.0], "area": 408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[7.0, 215.0, 24.0, 215.0, 24.0, 239.0, 7.0, 239.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 2424, "image_id": 1396, "category_id": 15, "bbox": [215.0, 231.0, 20.0, 22.0], "area": 440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[215.0, 231.0, 235.0, 231.0, 235.0, 253.0, 215.0, 253.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 2425, "image_id": 1397, "category_id": 5, "bbox": [457.0, 263.0, 308.0, 306.0], "area": 94248.0, "iscrowd": 0, "ignore": 0, "segmentation": [[457.0, 263.0, 765.0, 263.0, 765.0, 569.0, 457.0, 569.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the middle of the image"}, {"id": 2426, "image_id": 1397, "category_id": 5, "bbox": [437.0, 6.0, 296.0, 308.0], "area": 91168.0, "iscrowd": 0, "ignore": 0, "segmentation": [[437.0, 6.0, 733.0, 6.0, 733.0, 314.0, 437.0, 314.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond at the top of the image"}, {"id": 2427, "image_id": 1397, "category_id": 5, "bbox": [561.0, 649.0, 303.0, 304.0], "area": 92112.0, "iscrowd": 0, "ignore": 0, "segmentation": [[561.0, 649.0, 864.0, 649.0, 864.0, 953.0, 561.0, 953.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the bottom right corner of the image"}, {"id": 2428, "image_id": 1398, "category_id": 4, "bbox": [296.0, 86.0, 233.0, 457.0], "area": 106481.0, "iscrowd": 0, "ignore": 0, "segmentation": [[296.0, 86.0, 529.0, 86.0, 529.0, 543.0, 296.0, 543.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 2429, "image_id": 1399, "category_id": 1, "bbox": [244.0, 47.0, 480.0, 663.0], "area": 318240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[244.0, 47.0, 724.0, 47.0, 724.0, 710.0, 244.0, 710.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 2430, "image_id": 1400, "category_id": 1, "bbox": [306.0, 633.0, 366.0, 690.0], "area": 252540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[306.0, 633.0, 672.0, 633.0, 672.0, 1323.0, 306.0, 1323.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 2431, "image_id": 1400, "category_id": 1, "bbox": [730.0, 491.0, 248.0, 698.0], "area": 173104.0, "iscrowd": 0, "ignore": 0, "segmentation": [[730.0, 491.0, 978.0, 491.0, 978.0, 1189.0, 730.0, 1189.0]], "category_name": "optical bridge", "caption": "There is a optical bridge on the right side of the image"}, {"id": 2432, "image_id": 1401, "category_id": 1, "bbox": [170.0, 221.0, 131.0, 698.0], "area": 91438.0, "iscrowd": 0, "ignore": 0, "segmentation": [[170.0, 221.0, 301.0, 221.0, 301.0, 919.0, 170.0, 919.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 2433, "image_id": 1402, "category_id": 15, "bbox": [117.0, 170.0, 15.0, 76.0], "area": 1140.0, "iscrowd": 0, "ignore": 0, "segmentation": [[117.0, 170.0, 132.0, 170.0, 132.0, 246.0, 117.0, 246.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 2434, "image_id": 1403, "category_id": 11, "bbox": [507.0, 642.0, 154.0, 240.0], "area": 36960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[507.0, 642.0, 661.0, 642.0, 661.0, 882.0, 507.0, 882.0]], "category_name": "optical ship", "caption": "The optical ship in the bottom right corner of the image"}, {"id": 2435, "image_id": 1404, "category_id": 15, "bbox": [59.0, 145.0, 47.0, 48.0], "area": 2256.0, "iscrowd": 0, "ignore": 0, "segmentation": [[59.0, 145.0, 106.0, 145.0, 106.0, 193.0, 59.0, 193.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 2436, "image_id": 1405, "category_id": 15, "bbox": [55.0, 23.0, 37.0, 41.0], "area": 1517.0, "iscrowd": 0, "ignore": 0, "segmentation": [[55.0, 23.0, 92.0, 23.0, 92.0, 64.0, 55.0, 64.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 2437, "image_id": 1406, "category_id": 1, "bbox": [133.0, 492.0, 539.0, 234.0], "area": 126126.0, "iscrowd": 0, "ignore": 0, "segmentation": [[133.0, 492.0, 672.0, 492.0, 672.0, 726.0, 133.0, 726.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 2438, "image_id": 1407, "category_id": 15, "bbox": [41.0, 1.0, 49.0, 31.0], "area": 1519.0, "iscrowd": 0, "ignore": 0, "segmentation": [[41.0, 1.0, 90.0, 1.0, 90.0, 32.0, 41.0, 32.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 2439, "image_id": 1408, "category_id": 5, "bbox": [298.0, 461.0, 352.0, 372.0], "area": 130944.0, "iscrowd": 0, "ignore": 0, "segmentation": [[298.0, 461.0, 650.0, 461.0, 650.0, 833.0, 298.0, 833.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the middle of the image"}, {"id": 2440, "image_id": 1408, "category_id": 5, "bbox": [546.0, 175.0, 318.0, 334.0], "area": 106212.0, "iscrowd": 0, "ignore": 0, "segmentation": [[546.0, 175.0, 864.0, 175.0, 864.0, 509.0, 546.0, 509.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond at the top of the image"}, {"id": 2441, "image_id": 1409, "category_id": 15, "bbox": [140.0, 131.0, 51.0, 31.0], "area": 1581.0, "iscrowd": 0, "ignore": 0, "segmentation": [[140.0, 131.0, 191.0, 131.0, 191.0, 162.0, 140.0, 162.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 2442, "image_id": 1410, "category_id": 15, "bbox": [18.0, 196.0, 37.0, 60.0], "area": 2220.0, "iscrowd": 0, "ignore": 0, "segmentation": [[18.0, 196.0, 55.0, 196.0, 55.0, 256.0, 18.0, 256.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 2443, "image_id": 1411, "category_id": 1, "bbox": [54.0, 415.0, 938.0, 704.0], "area": 660352.0, "iscrowd": 0, "ignore": 0, "segmentation": [[54.0, 415.0, 992.0, 415.0, 992.0, 1119.0, 54.0, 1119.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 2444, "image_id": 1412, "category_id": 4, "bbox": [293.0, 145.0, 163.0, 268.0], "area": 43684.0, "iscrowd": 0, "ignore": 0, "segmentation": [[293.0, 145.0, 456.0, 145.0, 456.0, 413.0, 293.0, 413.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 2445, "image_id": 1413, "category_id": 15, "bbox": [125.0, 221.0, 48.0, 35.0], "area": 1680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[125.0, 221.0, 173.0, 221.0, 173.0, 256.0, 125.0, 256.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 2446, "image_id": 1414, "category_id": 4, "bbox": [270.0, 416.0, 186.0, 187.0], "area": 34782.0, "iscrowd": 0, "ignore": 0, "segmentation": [[270.0, 416.0, 456.0, 416.0, 456.0, 603.0, 270.0, 603.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 2447, "image_id": 1415, "category_id": 15, "bbox": [42.0, 1.0, 67.0, 44.0], "area": 2948.0, "iscrowd": 0, "ignore": 0, "segmentation": [[42.0, 1.0, 109.0, 1.0, 109.0, 45.0, 42.0, 45.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 2448, "image_id": 1415, "category_id": 15, "bbox": [184.0, 209.0, 37.0, 35.0], "area": 1295.0, "iscrowd": 0, "ignore": 0, "segmentation": [[184.0, 209.0, 221.0, 209.0, 221.0, 244.0, 184.0, 244.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 2449, "image_id": 1416, "category_id": 11, "bbox": [276.0, 683.0, 302.0, 89.0], "area": 26878.0, "iscrowd": 0, "ignore": 0, "segmentation": [[276.0, 683.0, 578.0, 683.0, 578.0, 772.0, 276.0, 772.0]], "category_name": "optical ship", "caption": "The optical ship at the bottom of the image"}, {"id": 2450, "image_id": 1417, "category_id": 15, "bbox": [206.0, 187.0, 21.0, 24.0], "area": 504.0, "iscrowd": 0, "ignore": 0, "segmentation": [[206.0, 187.0, 227.0, 187.0, 227.0, 211.0, 206.0, 211.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 2451, "image_id": 1418, "category_id": 11, "bbox": [166.0, 66.0, 500.0, 140.0], "area": 70000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[166.0, 66.0, 666.0, 66.0, 666.0, 206.0, 166.0, 206.0]], "category_name": "optical ship", "caption": "There is a big optical ship"}, {"id": 2452, "image_id": 1419, "category_id": 15, "bbox": [69.0, 225.0, 29.0, 22.0], "area": 638.0, "iscrowd": 0, "ignore": 0, "segmentation": [[69.0, 225.0, 98.0, 225.0, 98.0, 247.0, 69.0, 247.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the lower left"}, {"id": 2453, "image_id": 1419, "category_id": 15, "bbox": [203.0, 97.0, 34.0, 26.0], "area": 884.0, "iscrowd": 0, "ignore": 0, "segmentation": [[203.0, 97.0, 237.0, 97.0, 237.0, 123.0, 203.0, 123.0]], "category_name": "sar ship", "caption": "The large sar ship is on the right"}, {"id": 2454, "image_id": 1420, "category_id": 5, "bbox": [199.0, 45.0, 613.0, 544.0], "area": 333472.0, "iscrowd": 0, "ignore": 0, "segmentation": [[199.0, 45.0, 812.0, 45.0, 812.0, 589.0, 199.0, 589.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 2455, "image_id": 1421, "category_id": 11, "bbox": [219.0, 464.0, 159.0, 246.0], "area": 39114.0, "iscrowd": 0, "ignore": 0, "segmentation": [[219.0, 464.0, 378.0, 464.0, 378.0, 710.0, 219.0, 710.0]], "category_name": "optical ship", "caption": "There is a optical ship in the middle of the image"}, {"id": 2456, "image_id": 1422, "category_id": 15, "bbox": [136.0, 59.0, 12.0, 61.0], "area": 732.0, "iscrowd": 0, "ignore": 0, "segmentation": [[136.0, 59.0, 148.0, 59.0, 148.0, 120.0, 136.0, 120.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 2457, "image_id": 1423, "category_id": 11, "bbox": [227.0, 381.0, 150.0, 201.0], "area": 30150.0, "iscrowd": 0, "ignore": 0, "segmentation": [[227.0, 381.0, 377.0, 381.0, 377.0, 582.0, 227.0, 582.0]], "category_name": "optical ship", "caption": "The optical ship in the middle of the image"}, {"id": 2458, "image_id": 1424, "category_id": 15, "bbox": [174.0, 126.0, 43.0, 26.0], "area": 1118.0, "iscrowd": 0, "ignore": 0, "segmentation": [[174.0, 126.0, 217.0, 126.0, 217.0, 152.0, 174.0, 152.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 2459, "image_id": 1425, "category_id": 15, "bbox": [1.0, 186.0, 27.0, 12.0], "area": 324.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 186.0, 28.0, 186.0, 28.0, 198.0, 1.0, 198.0]], "category_name": "sar ship", "caption": "The small sar ship is on the lower left"}, {"id": 2460, "image_id": 1425, "category_id": 15, "bbox": [45.0, 57.0, 33.0, 28.0], "area": 924.0, "iscrowd": 0, "ignore": 0, "segmentation": [[45.0, 57.0, 78.0, 57.0, 78.0, 85.0, 45.0, 85.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 2461, "image_id": 1425, "category_id": 15, "bbox": [157.0, 25.0, 25.0, 22.0], "area": 550.0, "iscrowd": 0, "ignore": 0, "segmentation": [[157.0, 25.0, 182.0, 25.0, 182.0, 47.0, 157.0, 47.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 2462, "image_id": 1425, "category_id": 15, "bbox": [189.0, 127.0, 31.0, 23.0], "area": 713.0, "iscrowd": 0, "ignore": 0, "segmentation": [[189.0, 127.0, 220.0, 127.0, 220.0, 150.0, 189.0, 150.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 2463, "image_id": 1425, "category_id": 15, "bbox": [123.0, 232.0, 28.0, 22.0], "area": 616.0, "iscrowd": 0, "ignore": 0, "segmentation": [[123.0, 232.0, 151.0, 232.0, 151.0, 254.0, 123.0, 254.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 2464, "image_id": 1426, "category_id": 15, "bbox": [34.0, 22.0, 48.0, 25.0], "area": 1200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[34.0, 22.0, 82.0, 22.0, 82.0, 47.0, 34.0, 47.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 2465, "image_id": 1427, "category_id": 5, "bbox": [160.0, 234.0, 498.0, 565.0], "area": 281370.0, "iscrowd": 0, "ignore": 0, "segmentation": [[160.0, 234.0, 658.0, 234.0, 658.0, 799.0, 160.0, 799.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 2466, 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{"id": 2513, "image_id": 1455, "category_id": 15, "bbox": [150.0, 124.0, 37.0, 14.0], "area": 518.0, "iscrowd": 0, "ignore": 0, "segmentation": [[150.0, 124.0, 187.0, 124.0, 187.0, 138.0, 150.0, 138.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle and the same size as another top sar ship"}, {"id": 2514, "image_id": 1456, "category_id": 11, "bbox": [296.0, 543.0, 496.0, 592.0], "area": 293632.0, "iscrowd": 0, "ignore": 0, "segmentation": [[296.0, 543.0, 792.0, 543.0, 792.0, 1135.0, 296.0, 1135.0]], "category_name": "optical ship", "caption": "There is a big optical ship"}, {"id": 2515, "image_id": 1457, "category_id": 15, "bbox": [64.0, 16.0, 15.0, 36.0], "area": 540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[64.0, 16.0, 79.0, 16.0, 79.0, 52.0, 64.0, 52.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the upper left"}, {"id": 2516, "image_id": 1457, "category_id": 15, "bbox": [95.0, 36.0, 25.0, 13.0], "area": 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"category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 2567, "image_id": 1498, "category_id": 12, "bbox": [19.0, 231.0, 132.0, 109.0], "area": 14388.0, "iscrowd": 0, "ignore": 0, "segmentation": [[19.0, 231.0, 151.0, 231.0, 151.0, 340.0, 19.0, 340.0]], "category_name": "optical airplane", "caption": "The optical airplane on the left side of the image"}, {"id": 2568, "image_id": 1498, "category_id": 12, "bbox": [180.0, 334.0, 139.0, 131.0], "area": 18209.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 334.0, 319.0, 334.0, 319.0, 465.0, 180.0, 465.0]], "category_name": "optical airplane", "caption": "The big optical airplane"}, {"id": 2569, "image_id": 1499, "category_id": 12, "bbox": [135.0, 115.0, 96.0, 86.0], "area": 8256.0, "iscrowd": 0, "ignore": 0, "segmentation": [[135.0, 115.0, 231.0, 115.0, 231.0, 201.0, 135.0, 201.0]], "category_name": "optical airplane", "caption": "The optical airplane in the top left corner of the image"}, {"id": 2570, 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"caption": "A large sar ship is on the left"}, {"id": 2577, "image_id": 1502, "category_id": 15, "bbox": [185.0, 196.0, 17.0, 45.0], "area": 765.0, "iscrowd": 0, "ignore": 0, "segmentation": [[185.0, 196.0, 202.0, 196.0, 202.0, 241.0, 185.0, 241.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 2578, "image_id": 1502, "category_id": 15, "bbox": [101.0, 5.0, 21.0, 29.0], "area": 609.0, "iscrowd": 0, "ignore": 0, "segmentation": [[101.0, 5.0, 122.0, 5.0, 122.0, 34.0, 101.0, 34.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the top"}, {"id": 2579, "image_id": 1503, "category_id": 1, "bbox": [445.0, 260.0, 231.0, 740.0], "area": 170940.0, "iscrowd": 0, "ignore": 0, "segmentation": [[445.0, 260.0, 676.0, 260.0, 676.0, 1000.0, 445.0, 1000.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 2580, "image_id": 1504, "category_id": 15, "bbox": [23.0, 154.0, 20.0, 42.0], "area": 840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[23.0, 154.0, 43.0, 154.0, 43.0, 196.0, 23.0, 196.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 2581, "image_id": 1504, "category_id": 15, "bbox": [6.0, 1.0, 19.0, 30.0], "area": 570.0, "iscrowd": 0, "ignore": 0, "segmentation": [[6.0, 1.0, 25.0, 1.0, 25.0, 31.0, 6.0, 31.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the upper left"}, {"id": 2582, "image_id": 1504, "category_id": 15, "bbox": [158.0, 2.0, 20.0, 41.0], "area": 820.0, "iscrowd": 0, "ignore": 0, "segmentation": [[158.0, 2.0, 178.0, 2.0, 178.0, 43.0, 158.0, 43.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 2583, "image_id": 1505, "category_id": 5, "bbox": [66.0, 425.0, 458.0, 543.0], "area": 248694.0, "iscrowd": 0, "ignore": 0, "segmentation": [[66.0, 425.0, 524.0, 425.0, 524.0, 968.0, 66.0, 968.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 2584, "image_id": 1506, "category_id": 5, "bbox": [173.0, 223.0, 344.0, 298.0], "area": 102512.0, "iscrowd": 0, "ignore": 0, "segmentation": [[173.0, 223.0, 517.0, 223.0, 517.0, 521.0, 173.0, 521.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond"}, {"id": 2585, "image_id": 1506, "category_id": 9, "bbox": [61.0, 326.0, 127.0, 102.0], "area": 12954.0, "iscrowd": 0, "ignore": 0, "segmentation": [[61.0, 326.0, 188.0, 326.0, 188.0, 428.0, 61.0, 428.0]], "category_name": "optical basketball court", "caption": "There is a big optical baseball diamond,and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 2586, "image_id": 1506, "category_id": 9, "bbox": [86.0, 251.0, 131.0, 104.0], "area": 13624.0, "iscrowd": 0, "ignore": 0, "segmentation": [[86.0, 251.0, 217.0, 251.0, 217.0, 355.0, 86.0, 355.0]], "category_name": "optical basketball court", "caption": "There is a big optical baseball diamond,and the optical basketball court that needs to be found is located in the upper left corner of it."}, {"id": 2587, "image_id": 1507, "category_id": 4, "bbox": [338.0, 569.0, 714.0, 580.0], "area": 414120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[338.0, 569.0, 1052.0, 569.0, 1052.0, 1149.0, 338.0, 1149.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 2588, "image_id": 1507, "category_id": 5, "bbox": [470.0, 739.0, 438.0, 364.0], "area": 159432.0, "iscrowd": 0, "ignore": 0, "segmentation": [[470.0, 739.0, 908.0, 739.0, 908.0, 1103.0, 470.0, 1103.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the middle of the image"}, {"id": 2589, "image_id": 1508, "category_id": 15, "bbox": [1.0, 156.0, 12.0, 51.0], "area": 612.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 156.0, 13.0, 156.0, 13.0, 207.0, 1.0, 207.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 2590, "image_id": 1509, "category_id": 15, "bbox": [91.0, 82.0, 58.0, 16.0], "area": 928.0, "iscrowd": 0, "ignore": 0, "segmentation": [[91.0, 82.0, 149.0, 82.0, 149.0, 98.0, 91.0, 98.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 2591, "image_id": 1509, "category_id": 15, "bbox": [154.0, 148.0, 19.0, 48.0], "area": 912.0, "iscrowd": 0, "ignore": 0, "segmentation": [[154.0, 148.0, 173.0, 148.0, 173.0, 196.0, 154.0, 196.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 2592, "image_id": 1510, "category_id": 15, "bbox": [26.0, 30.0, 27.0, 40.0], "area": 1080.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 30.0, 53.0, 30.0, 53.0, 70.0, 26.0, 70.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 2593, "image_id": 1511, "category_id": 15, "bbox": [77.0, 153.0, 14.0, 24.0], "area": 336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[77.0, 153.0, 91.0, 153.0, 91.0, 177.0, 77.0, 177.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the left"}, {"id": 2594, "image_id": 1511, "category_id": 15, "bbox": [22.0, 205.0, 23.0, 18.0], "area": 414.0, "iscrowd": 0, "ignore": 0, "segmentation": [[22.0, 205.0, 45.0, 205.0, 45.0, 223.0, 22.0, 223.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 2595, "image_id": 1511, "category_id": 15, "bbox": [77.0, 245.0, 23.0, 11.0], "area": 253.0, "iscrowd": 0, "ignore": 0, "segmentation": [[77.0, 245.0, 100.0, 245.0, 100.0, 256.0, 77.0, 256.0]], "category_name": "sar ship", "caption": "One small sar ship is on the bottom and positioned to the lower right of the other lower left sar ship"}, {"id": 2596, "image_id": 1512, "category_id": 12, "bbox": [250.0, 445.0, 164.0, 154.0], "area": 25256.0, "iscrowd": 0, "ignore": 0, "segmentation": [[250.0, 445.0, 414.0, 445.0, 414.0, 599.0, 250.0, 599.0]], "category_name": "optical airplane", "caption": "There is an optical airplane at the bottom of the image"}, {"id": 2597, "image_id": 1512, "category_id": 12, "bbox": [125.0, 302.0, 153.0, 183.0], "area": 27999.0, "iscrowd": 0, "ignore": 0, "segmentation": [[125.0, 302.0, 278.0, 302.0, 278.0, 485.0, 125.0, 485.0]], "category_name": "optical airplane", "caption": "The optical airplane in the center of the image"}, {"id": 2598, "image_id": 1512, "category_id": 12, "bbox": [164.0, 113.0, 149.0, 133.0], "area": 19817.0, "iscrowd": 0, "ignore": 0, "segmentation": [[164.0, 113.0, 313.0, 113.0, 313.0, 246.0, 164.0, 246.0]], "category_name": "optical airplane", "caption": "The optical airplane at the top of the image"}, {"id": 2599, "image_id": 1513, "category_id": 15, "bbox": [200.0, 181.0, 56.0, 55.0], "area": 3080.0, "iscrowd": 0, "ignore": 0, "segmentation": [[200.0, 181.0, 256.0, 181.0, 256.0, 236.0, 200.0, 236.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 2600, "image_id": 1514, "category_id": 12, "bbox": [265.0, 149.0, 172.0, 190.0], "area": 32680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[265.0, 149.0, 437.0, 149.0, 437.0, 339.0, 265.0, 339.0]], "category_name": "optical airplane", "caption": "The optical airplane at the top of the image"}, {"id": 2601, "image_id": 1514, "category_id": 12, "bbox": [73.0, 213.0, 163.0, 174.0], "area": 28362.0, "iscrowd": 0, "ignore": 0, "segmentation": [[73.0, 213.0, 236.0, 213.0, 236.0, 387.0, 73.0, 387.0]], "category_name": "optical airplane", "caption": "The optical airplane on the left side of the image"}, {"id": 2602, "image_id": 1514, "category_id": 12, "bbox": [440.0, 428.0, 162.0, 190.0], "area": 30780.0, "iscrowd": 0, "ignore": 0, "segmentation": [[440.0, 428.0, 602.0, 428.0, 602.0, 618.0, 440.0, 618.0]], "category_name": "optical airplane", "caption": "The optical airplane on the right side of the image"}, {"id": 2603, "image_id": 1515, "category_id": 12, "bbox": [54.0, 136.0, 137.0, 139.0], "area": 19043.0, "iscrowd": 0, "ignore": 0, "segmentation": [[54.0, 136.0, 191.0, 136.0, 191.0, 275.0, 54.0, 275.0]], "category_name": "optical airplane", "caption": "The optical airplane in the upper left corner of the image"}, {"id": 2604, "image_id": 1515, "category_id": 12, "bbox": [205.0, 193.0, 161.0, 168.0], "area": 27048.0, "iscrowd": 0, "ignore": 0, "segmentation": [[205.0, 193.0, 366.0, 193.0, 366.0, 361.0, 205.0, 361.0]], "category_name": "optical airplane", "caption": "The optical airplane in the middle of the image"}, {"id": 2605, "image_id": 1516, "category_id": 1, "bbox": [238.0, 348.0, 297.0, 629.0], "area": 186813.0, "iscrowd": 0, "ignore": 0, "segmentation": [[238.0, 348.0, 535.0, 348.0, 535.0, 977.0, 238.0, 977.0]], "category_name": "optical bridge", "caption": "The big optical bridge"}, {"id": 2606, "image_id": 1517, "category_id": 5, "bbox": [445.0, 468.0, 350.0, 282.0], "area": 98700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[445.0, 468.0, 795.0, 468.0, 795.0, 750.0, 445.0, 750.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond on the right side of the image"}, {"id": 2607, "image_id": 1518, "category_id": 5, "bbox": [92.0, 153.0, 496.0, 518.0], "area": 256928.0, "iscrowd": 0, "ignore": 0, "segmentation": [[92.0, 153.0, 588.0, 153.0, 588.0, 671.0, 92.0, 671.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond on the left side of the image"}, {"id": 2608, "image_id": 1518, "category_id": 5, "bbox": [538.0, 303.0, 534.0, 448.0], "area": 239232.0, "iscrowd": 0, "ignore": 0, "segmentation": [[538.0, 303.0, 1072.0, 303.0, 1072.0, 751.0, 538.0, 751.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the middle of the image"}, {"id": 2609, "image_id": 1519, "category_id": 15, "bbox": [102.0, 167.0, 22.0, 46.0], "area": 1012.0, "iscrowd": 0, "ignore": 0, "segmentation": [[102.0, 167.0, 124.0, 167.0, 124.0, 213.0, 102.0, 213.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 2610, "image_id": 1520, "category_id": 12, "bbox": [75.0, 266.0, 202.0, 237.0], "area": 47874.0, "iscrowd": 0, "ignore": 0, "segmentation": [[75.0, 266.0, 277.0, 266.0, 277.0, 503.0, 75.0, 503.0]], "category_name": "optical airplane", "caption": "The optical airplane side of the image located on the left"}, {"id": 2611, "image_id": 1520, "category_id": 12, "bbox": [593.0, 362.0, 197.0, 206.0], "area": 40582.0, "iscrowd": 0, "ignore": 0, "segmentation": [[593.0, 362.0, 790.0, 362.0, 790.0, 568.0, 593.0, 568.0]], "category_name": "optical airplane", "caption": "The optical airplane in the lower right corner of the image"}, {"id": 2612, "image_id": 1521, "category_id": 15, "bbox": [99.0, 38.0, 26.0, 48.0], "area": 1248.0, "iscrowd": 0, "ignore": 0, "segmentation": [[99.0, 38.0, 125.0, 38.0, 125.0, 86.0, 99.0, 86.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 2613, "image_id": 1522, "category_id": 12, "bbox": [28.0, 378.0, 360.0, 417.0], "area": 150120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[28.0, 378.0, 388.0, 378.0, 388.0, 795.0, 28.0, 795.0]], "category_name": "optical airplane", "caption": "The optical airplane side of the image located on the left"}, {"id": 2614, "image_id": 1522, "category_id": 12, "bbox": [429.0, 361.0, 357.0, 420.0], "area": 149940.0, "iscrowd": 0, "ignore": 0, "segmentation": [[429.0, 361.0, 786.0, 361.0, 786.0, 781.0, 429.0, 781.0]], "category_name": "optical airplane", "caption": "The optical airplane side of the image located on the right"}, {"id": 2615, "image_id": 1523, "category_id": 15, "bbox": [145.0, 91.0, 20.0, 18.0], "area": 360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[145.0, 91.0, 165.0, 91.0, 165.0, 109.0, 145.0, 109.0]], "category_name": "sar ship", "caption": "One medium-sized sar ship is in the middle and positioned to the left of the other small sar ship"}, {"id": 2616, "image_id": 1523, "category_id": 15, "bbox": [181.0, 89.0, 22.0, 14.0], "area": 308.0, "iscrowd": 0, "ignore": 0, "segmentation": [[181.0, 89.0, 203.0, 89.0, 203.0, 103.0, 181.0, 103.0]], "category_name": "sar ship", "caption": "The small sar ship is on the right"}, {"id": 2617, "image_id": 1524, "category_id": 12, "bbox": [48.0, 85.0, 382.0, 436.0], "area": 166552.0, "iscrowd": 0, "ignore": 0, "segmentation": [[48.0, 85.0, 430.0, 85.0, 430.0, 521.0, 48.0, 521.0]], "category_name": "optical airplane", "caption": "There is a optical airplane side of the image located on the left"}, {"id": 2618, "image_id": 1524, "category_id": 12, "bbox": [650.0, 151.0, 346.0, 344.0], "area": 119024.0, "iscrowd": 0, "ignore": 0, "segmentation": [[650.0, 151.0, 996.0, 151.0, 996.0, 495.0, 650.0, 495.0]], "category_name": "optical airplane", "caption": "There is a optical airplane side of the image located on the right"}, {"id": 2619, "image_id": 1525, "category_id": 12, "bbox": [22.0, 288.0, 447.0, 421.0], "area": 188187.0, "iscrowd": 0, "ignore": 0, "segmentation": [[22.0, 288.0, 469.0, 288.0, 469.0, 709.0, 22.0, 709.0]], "category_name": "optical airplane", "caption": "There is a big optical airplane located in the center"}, {"id": 2620, "image_id": 1526, "category_id": 12, "bbox": [121.0, 532.0, 426.0, 352.0], "area": 149952.0, "iscrowd": 0, "ignore": 0, "segmentation": [[121.0, 532.0, 547.0, 532.0, 547.0, 884.0, 121.0, 884.0]], "category_name": "optical airplane", "caption": "The optical airplane at the bottom of the image"}, {"id": 2621, "image_id": 1526, "category_id": 12, "bbox": [132.0, 122.0, 412.0, 359.0], "area": 147908.0, "iscrowd": 0, "ignore": 0, "segmentation": [[132.0, 122.0, 544.0, 122.0, 544.0, 481.0, 132.0, 481.0]], "category_name": "optical airplane", "caption": "There is a optical airplane at the top of the image"}, {"id": 2622, "image_id": 1527, "category_id": 15, "bbox": [28.0, 199.0, 8.0, 23.0], "area": 184.0, "iscrowd": 0, "ignore": 0, "segmentation": [[28.0, 199.0, 36.0, 199.0, 36.0, 222.0, 28.0, 222.0]], "category_name": "sar ship", "caption": "A small sar ship is on the lower left"}, {"id": 2623, "image_id": 1527, "category_id": 15, "bbox": [153.0, 40.0, 6.0, 18.0], "area": 108.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 40.0, 159.0, 40.0, 159.0, 58.0, 153.0, 58.0]], "category_name": "sar ship", "caption": "A small sar ship is on the top"}, {"id": 2624, "image_id": 1528, "category_id": 12, "bbox": [49.0, 240.0, 286.0, 325.0], "area": 92950.0, "iscrowd": 0, "ignore": 0, "segmentation": [[49.0, 240.0, 335.0, 240.0, 335.0, 565.0, 49.0, 565.0]], "category_name": "optical airplane", "caption": "The optical airplane in the bottom left corner of the image"}, {"id": 2625, "image_id": 1528, "category_id": 12, "bbox": [369.0, 33.0, 255.0, 280.0], "area": 71400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[369.0, 33.0, 624.0, 33.0, 624.0, 313.0, 369.0, 313.0]], "category_name": "optical airplane", "caption": "The optical airplane in the upper right corner of the image"}, {"id": 2626, "image_id": 1529, "category_id": 12, "bbox": [139.0, 211.0, 287.0, 321.0], "area": 92127.0, "iscrowd": 0, "ignore": 0, "segmentation": [[139.0, 211.0, 426.0, 211.0, 426.0, 532.0, 139.0, 532.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane in the center"}, {"id": 2627, "image_id": 1530, "category_id": 15, "bbox": [15.0, 173.0, 50.0, 37.0], "area": 1850.0, "iscrowd": 0, "ignore": 0, "segmentation": [[15.0, 173.0, 65.0, 173.0, 65.0, 210.0, 15.0, 210.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 2628, "image_id": 1531, "category_id": 12, "bbox": [220.0, 68.0, 412.0, 363.0], "area": 149556.0, "iscrowd": 0, "ignore": 0, "segmentation": [[220.0, 68.0, 632.0, 68.0, 632.0, 431.0, 220.0, 431.0]], "category_name": "optical airplane", "caption": "There is a big optical airplane"}, {"id": 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"segmentation": [[20.0, 150.0, 91.0, 150.0, 91.0, 226.0, 20.0, 226.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the lower left"}, {"id": 2633, "image_id": 1535, "category_id": 15, "bbox": [150.0, 21.0, 63.0, 72.0], "area": 4536.0, "iscrowd": 0, "ignore": 0, "segmentation": [[150.0, 21.0, 213.0, 21.0, 213.0, 93.0, 150.0, 93.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the upper right"}, {"id": 2634, "image_id": 1536, "category_id": 15, "bbox": [194.0, 97.0, 31.0, 99.0], "area": 3069.0, "iscrowd": 0, "ignore": 0, "segmentation": [[194.0, 97.0, 225.0, 97.0, 225.0, 196.0, 194.0, 196.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 2635, "image_id": 1537, "category_id": 15, "bbox": [63.0, 96.0, 34.0, 102.0], "area": 3468.0, "iscrowd": 0, "ignore": 0, "segmentation": [[63.0, 96.0, 97.0, 96.0, 97.0, 198.0, 63.0, 198.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the left"}, 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"caption": "There is a big optical bridge"}, {"id": 2833, "image_id": 1686, "category_id": 15, "bbox": [54.0, 87.0, 20.0, 37.0], "area": 740.0, "iscrowd": 0, "ignore": 0, "segmentation": [[54.0, 87.0, 74.0, 87.0, 74.0, 124.0, 54.0, 124.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 2834, "image_id": 1687, "category_id": 1, "bbox": [783.0, 501.0, 540.0, 994.0], "area": 536760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[783.0, 501.0, 1323.0, 501.0, 1323.0, 1495.0, 783.0, 1495.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 2835, "image_id": 1688, "category_id": 11, "bbox": [140.0, 43.0, 1074.0, 1161.0], "area": 1246914.0, "iscrowd": 0, "ignore": 0, "segmentation": [[140.0, 43.0, 1214.0, 43.0, 1214.0, 1204.0, 140.0, 1204.0]], "category_name": "optical ship", "caption": "There is a big optical ship"}, {"id": 2836, "image_id": 1689, "category_id": 11, "bbox": [99.0, 17.0, 348.0, 478.0], "area": 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on the right"}, {"id": 2846, "image_id": 1694, "category_id": 12, "bbox": [61.0, 102.0, 194.0, 233.0], "area": 45202.0, "iscrowd": 0, "ignore": 0, "segmentation": [[61.0, 102.0, 255.0, 102.0, 255.0, 335.0, 61.0, 335.0]], "category_name": "optical airplane", "caption": "The optical airplane on the left side of the image"}, {"id": 2847, "image_id": 1694, "category_id": 12, "bbox": [297.0, 113.0, 184.0, 216.0], "area": 39744.0, "iscrowd": 0, "ignore": 0, "segmentation": [[297.0, 113.0, 481.0, 113.0, 481.0, 329.0, 297.0, 329.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the middle of the image"}, {"id": 2848, "image_id": 1694, "category_id": 12, "bbox": [511.0, 134.0, 266.0, 293.0], "area": 77938.0, "iscrowd": 0, "ignore": 0, "segmentation": [[511.0, 134.0, 777.0, 134.0, 777.0, 427.0, 511.0, 427.0]], "category_name": "optical airplane", "caption": "There is a big optical airplane"}, {"id": 2849, "image_id": 1695, "category_id": 15, "bbox": [155.0, 109.0, 24.0, 36.0], "area": 864.0, "iscrowd": 0, "ignore": 0, "segmentation": [[155.0, 109.0, 179.0, 109.0, 179.0, 145.0, 155.0, 145.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 2850, "image_id": 1696, "category_id": 15, "bbox": [117.0, 83.0, 18.0, 15.0], "area": 270.0, "iscrowd": 0, "ignore": 0, "segmentation": [[117.0, 83.0, 135.0, 83.0, 135.0, 98.0, 117.0, 98.0]], "category_name": "sar ship", "caption": "A small sar ship is in the middle"}, {"id": 2851, "image_id": 1697, "category_id": 12, "bbox": [431.0, 464.0, 180.0, 128.0], "area": 23040.0, "iscrowd": 0, "ignore": 0, "segmentation": [[431.0, 464.0, 611.0, 464.0, 611.0, 592.0, 431.0, 592.0]], "category_name": "optical airplane", "caption": "There is an optical airplane on the right side of the image"}, {"id": 2852, "image_id": 1697, "category_id": 12, "bbox": [64.0, 315.0, 198.0, 164.0], "area": 32472.0, "iscrowd": 0, "ignore": 0, "segmentation": [[64.0, 315.0, 262.0, 315.0, 262.0, 479.0, 64.0, 479.0]], "category_name": "optical airplane", "caption": "The optical airplane on the left side of the image"}, {"id": 2853, "image_id": 1698, "category_id": 12, "bbox": [150.0, 270.0, 178.0, 148.0], "area": 26344.0, "iscrowd": 0, "ignore": 0, "segmentation": [[150.0, 270.0, 328.0, 270.0, 328.0, 418.0, 150.0, 418.0]], "category_name": "optical airplane", "caption": "There is a optical airplane on the left side of the image"}, {"id": 2854, "image_id": 1698, "category_id": 12, "bbox": [557.0, 276.0, 182.0, 139.0], "area": 25298.0, "iscrowd": 0, "ignore": 0, "segmentation": [[557.0, 276.0, 739.0, 276.0, 739.0, 415.0, 557.0, 415.0]], "category_name": "optical airplane", "caption": "There is a optical airplane on the right side of the image"}, {"id": 2855, "image_id": 1699, "category_id": 12, "bbox": [518.0, 224.0, 198.0, 178.0], "area": 35244.0, "iscrowd": 0, "ignore": 0, "segmentation": [[518.0, 224.0, 716.0, 224.0, 716.0, 402.0, 518.0, 402.0]], "category_name": "optical 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"category_name": "optical crossroad", "caption": "There is a optical crossroad in the bottom right corner of the image"}, {"id": 2922, "image_id": 1741, "category_id": 2, "bbox": [400.0, 337.0, 268.0, 274.0], "area": 73432.0, "iscrowd": 0, "ignore": 0, "segmentation": [[400.0, 337.0, 668.0, 337.0, 668.0, 611.0, 400.0, 611.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the middle of the image"}, {"id": 2923, "image_id": 1741, "category_id": 2, "bbox": [186.0, 97.0, 270.0, 288.0], "area": 77760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[186.0, 97.0, 456.0, 97.0, 456.0, 385.0, 186.0, 385.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the upper left corner of the image"}, {"id": 2924, "image_id": 1742, "category_id": 2, "bbox": [798.0, 1057.0, 278.0, 252.0], "area": 70056.0, "iscrowd": 0, "ignore": 0, "segmentation": [[798.0, 1057.0, 1076.0, 1057.0, 1076.0, 1309.0, 798.0, 1309.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the bottom right corner of the image"}, {"id": 2925, "image_id": 1742, "category_id": 2, "bbox": [634.0, 787.0, 268.0, 250.0], "area": 67000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[634.0, 787.0, 902.0, 787.0, 902.0, 1037.0, 634.0, 1037.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the bottom of the image"}, {"id": 2926, "image_id": 1742, "category_id": 2, "bbox": [461.0, 489.0, 301.0, 268.0], "area": 80668.0, "iscrowd": 0, "ignore": 0, "segmentation": [[461.0, 489.0, 762.0, 489.0, 762.0, 757.0, 461.0, 757.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the middle of the image"}, {"id": 2927, "image_id": 1742, "category_id": 2, "bbox": [249.0, 133.0, 379.0, 384.0], "area": 145536.0, "iscrowd": 0, "ignore": 0, "segmentation": [[249.0, 133.0, 628.0, 133.0, 628.0, 517.0, 249.0, 517.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the top of the image"}, {"id": 2928, "image_id": 1743, "category_id": 2, "bbox": [154.0, 781.0, 266.0, 248.0], "area": 65968.0, "iscrowd": 0, "ignore": 0, "segmentation": [[154.0, 781.0, 420.0, 781.0, 420.0, 1029.0, 154.0, 1029.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the bottom left corner of the image"}, {"id": 2929, "image_id": 1744, "category_id": 15, "bbox": [54.0, 79.0, 33.0, 25.0], "area": 825.0, "iscrowd": 0, "ignore": 0, "segmentation": [[54.0, 79.0, 87.0, 79.0, 87.0, 104.0, 54.0, 104.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 2930, "image_id": 1745, "category_id": 15, "bbox": [83.0, 159.0, 37.0, 51.0], "area": 1887.0, "iscrowd": 0, "ignore": 0, "segmentation": [[83.0, 159.0, 120.0, 159.0, 120.0, 210.0, 83.0, 210.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 2931, "image_id": 1746, "category_id": 15, "bbox": [214.0, 31.0, 32.0, 50.0], "area": 1600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[214.0, 31.0, 246.0, 31.0, 246.0, 81.0, 214.0, 81.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 2932, "image_id": 1747, "category_id": 15, "bbox": [34.0, 74.0, 22.0, 19.0], "area": 418.0, "iscrowd": 0, "ignore": 0, "segmentation": [[34.0, 74.0, 56.0, 74.0, 56.0, 93.0, 34.0, 93.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 2933, "image_id": 1747, "category_id": 15, "bbox": [68.0, 97.0, 29.0, 31.0], "area": 899.0, "iscrowd": 0, "ignore": 0, "segmentation": [[68.0, 97.0, 97.0, 97.0, 97.0, 128.0, 68.0, 128.0]], "category_name": "sar ship", "caption": "The large sar ship is on the left"}, {"id": 2934, "image_id": 1747, "category_id": 15, "bbox": [233.0, 208.0, 19.0, 26.0], "area": 494.0, "iscrowd": 0, "ignore": 0, "segmentation": [[233.0, 208.0, 252.0, 208.0, 252.0, 234.0, 233.0, 234.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 2935, "image_id": 1748, "category_id": 15, "bbox": [121.0, 80.0, 26.0, 52.0], "area": 1352.0, "iscrowd": 0, "ignore": 0, "segmentation": [[121.0, 80.0, 147.0, 80.0, 147.0, 132.0, 121.0, 132.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 2936, "image_id": 1749, "category_id": 12, "bbox": [128.0, 41.0, 180.0, 246.0], "area": 44280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[128.0, 41.0, 308.0, 41.0, 308.0, 287.0, 128.0, 287.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the upper left corner of the image"}, {"id": 2937, "image_id": 1749, "category_id": 12, "bbox": [160.0, 661.0, 266.0, 268.0], "area": 71288.0, "iscrowd": 0, "ignore": 0, "segmentation": [[160.0, 661.0, 426.0, 661.0, 426.0, 929.0, 160.0, 929.0]], "category_name": "optical airplane", "caption": "The optical airplane in the bottom left corner of the image"}, {"id": 2938, "image_id": 1749, "category_id": 12, "bbox": [656.0, 291.0, 276.0, 256.0], "area": 70656.0, "iscrowd": 0, "ignore": 0, "segmentation": [[656.0, 291.0, 932.0, 291.0, 932.0, 547.0, 656.0, 547.0]], "category_name": "optical airplane", "caption": "There is a optical airplane on the right side of the image"}, {"id": 2939, "image_id": 1749, "category_id": 12, "bbox": [770.0, 15.0, 328.0, 266.0], "area": 87248.0, "iscrowd": 0, "ignore": 0, "segmentation": [[770.0, 15.0, 1098.0, 15.0, 1098.0, 281.0, 770.0, 281.0]], "category_name": "optical airplane", "caption": "The optical airplane in the upper right corner of the image"}, {"id": 2940, "image_id": 1750, "category_id": 12, "bbox": [328.0, 172.0, 360.0, 351.0], "area": 126360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[328.0, 172.0, 688.0, 172.0, 688.0, 523.0, 328.0, 523.0]], "category_name": "optical airplane", "caption": "The optical airplane in the upper left corner of the image"}, {"id": 2941, "image_id": 1750, "category_id": 12, "bbox": [688.0, 154.0, 328.0, 357.0], "area": 117096.0, "iscrowd": 0, "ignore": 0, "segmentation": [[688.0, 154.0, 1016.0, 154.0, 1016.0, 511.0, 688.0, 511.0]], "category_name": "optical airplane", "caption": "The optical airplane at the top of the image"}, {"id": 2942, "image_id": 1750, "category_id": 12, "bbox": [1118.0, 172.0, 285.0, 327.0], "area": 93195.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1118.0, 172.0, 1403.0, 172.0, 1403.0, 499.0, 1118.0, 499.0]], "category_name": "optical airplane", "caption": "The optical airplane in the upper right corner of the image"}, {"id": 2943, "image_id": 1751, "category_id": 12, "bbox": [405.0, 219.0, 251.0, 284.0], "area": 71284.0, "iscrowd": 0, "ignore": 0, "segmentation": [[405.0, 219.0, 656.0, 219.0, 656.0, 503.0, 405.0, 503.0]], "category_name": "optical airplane", "caption": "The optical airplane on the right side of the image"}, {"id": 2944, "image_id": 1751, "category_id": 12, "bbox": [405.0, 510.0, 260.0, 281.0], "area": 73060.0, "iscrowd": 0, "ignore": 0, "segmentation": [[405.0, 510.0, 665.0, 510.0, 665.0, 791.0, 405.0, 791.0]], "category_name": "optical airplane", "caption": "The optical airplane in the bottom right corner of the image"}, {"id": 2945, "image_id": 1752, "category_id": 12, "bbox": [266.0, 47.0, 258.0, 243.0], "area": 62694.0, "iscrowd": 0, "ignore": 0, "segmentation": [[266.0, 47.0, 524.0, 47.0, 524.0, 290.0, 266.0, 290.0]], "category_name": "optical airplane", "caption": "There is an optical airplane at the top of the image"}, {"id": 2946, "image_id": 1752, "category_id": 12, "bbox": [26.0, 299.0, 247.0, 284.0], "area": 70148.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 299.0, 273.0, 299.0, 273.0, 583.0, 26.0, 583.0]], "category_name": "optical airplane", "caption": "The optical airplane on the left side of the image"}, {"id": 2947, "image_id": 1753, "category_id": 15, "bbox": [147.0, 62.0, 28.0, 21.0], "area": 588.0, "iscrowd": 0, "ignore": 0, "segmentation": [[147.0, 62.0, 175.0, 62.0, 175.0, 83.0, 147.0, 83.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 2948, "image_id": 1754, "category_id": 15, "bbox": [1.0, 83.0, 28.0, 40.0], "area": 1120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 83.0, 29.0, 83.0, 29.0, 123.0, 1.0, 123.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 2949, "image_id": 1754, "category_id": 15, "bbox": [72.0, 213.0, 23.0, 40.0], "area": 920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[72.0, 213.0, 95.0, 213.0, 95.0, 253.0, 72.0, 253.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 2950, "image_id": 1754, "category_id": 15, "bbox": [213.0, 16.0, 24.0, 41.0], "area": 984.0, "iscrowd": 0, "ignore": 0, "segmentation": [[213.0, 16.0, 237.0, 16.0, 237.0, 57.0, 213.0, 57.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 2951, "image_id": 1755, "category_id": 2, "bbox": [264.0, 1187.0, 364.0, 360.0], "area": 131040.0, "iscrowd": 0, "ignore": 0, "segmentation": [[264.0, 1187.0, 628.0, 1187.0, 628.0, 1547.0, 264.0, 1547.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 2952, "image_id": 1755, "category_id": 2, "bbox": [892.0, 1147.0, 316.0, 344.0], "area": 108704.0, "iscrowd": 0, "ignore": 0, "segmentation": [[892.0, 1147.0, 1208.0, 1147.0, 1208.0, 1491.0, 892.0, 1491.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the bottom right corner of the image"}, {"id": 2953, "image_id": 1755, "category_id": 2, "bbox": [218.0, 455.0, 360.0, 368.0], "area": 132480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[218.0, 455.0, 578.0, 455.0, 578.0, 823.0, 218.0, 823.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the left side of the image"}, {"id": 2954, "image_id": 1755, "category_id": 2, "bbox": [830.0, 423.0, 344.0, 344.0], "area": 118336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[830.0, 423.0, 1174.0, 423.0, 1174.0, 767.0, 830.0, 767.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the right side of the image"}, {"id": 2955, "image_id": 1755, "category_id": 3, "bbox": [824.0, 93.0, 310.0, 296.0], "area": 91760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[824.0, 93.0, 1134.0, 93.0, 1134.0, 389.0, 824.0, 389.0]], "category_name": "optical T junction", "caption": "The optical T junction in the upper right corner of the image"}, {"id": 2956, "image_id": 1756, "category_id": 15, "bbox": [1.0, 57.0, 140.0, 123.0], "area": 17220.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 57.0, 141.0, 57.0, 141.0, 180.0, 1.0, 180.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the left"}, {"id": 2957, "image_id": 1757, "category_id": 15, "bbox": [143.0, 84.0, 47.0, 52.0], "area": 2444.0, "iscrowd": 0, "ignore": 0, "segmentation": [[143.0, 84.0, 190.0, 84.0, 190.0, 136.0, 143.0, 136.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 2958, "image_id": 1758, "category_id": 12, "bbox": [427.0, 527.0, 147.0, 133.0], "area": 19551.0, "iscrowd": 0, "ignore": 0, "segmentation": [[427.0, 527.0, 574.0, 527.0, 574.0, 660.0, 427.0, 660.0]], "category_name": "optical airplane", "caption": "The white optical airplane"}, {"id": 2959, "image_id": 1759, "category_id": 2, "bbox": [239.0, 184.0, 522.0, 528.0], "area": 275616.0, "iscrowd": 0, "ignore": 0, "segmentation": [[239.0, 184.0, 761.0, 184.0, 761.0, 712.0, 239.0, 712.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the middle of the image"}, {"id": 2960, "image_id": 1759, "category_id": 2, "bbox": [872.0, 286.0, 486.0, 477.0], "area": 231822.0, "iscrowd": 0, "ignore": 0, "segmentation": [[872.0, 286.0, 1358.0, 286.0, 1358.0, 763.0, 872.0, 763.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the right side of the image"}, {"id": 2961, "image_id": 1760, "category_id": 15, "bbox": [3.0, 123.0, 29.0, 53.0], "area": 1537.0, "iscrowd": 0, "ignore": 0, "segmentation": [[3.0, 123.0, 32.0, 123.0, 32.0, 176.0, 3.0, 176.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 2962, "image_id": 1761, "category_id": 2, "bbox": [455.0, 538.0, 695.0, 659.0], "area": 458005.0, "iscrowd": 0, "ignore": 0, "segmentation": [[455.0, 538.0, 1150.0, 538.0, 1150.0, 1197.0, 455.0, 1197.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 2963, "image_id": 1761, "category_id": 3, "bbox": [254.0, 897.0, 561.0, 543.0], "area": 304623.0, "iscrowd": 0, "ignore": 0, "segmentation": [[254.0, 897.0, 815.0, 897.0, 815.0, 1440.0, 254.0, 1440.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom left corner of the image"}, {"id": 2964, "image_id": 1761, "category_id": 3, "bbox": [916.0, 640.0, 561.0, 506.0], "area": 283866.0, "iscrowd": 0, "ignore": 0, "segmentation": [[916.0, 640.0, 1477.0, 640.0, 1477.0, 1146.0, 916.0, 1146.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 2965, "image_id": 1762, "category_id": 3, "bbox": [460.0, 662.0, 309.0, 292.0], "area": 90228.0, "iscrowd": 0, "ignore": 0, "segmentation": [[460.0, 662.0, 769.0, 662.0, 769.0, 954.0, 460.0, 954.0]], "category_name": "optical T junction", "caption": "There is an optical T junction at the bottom right of the image"}, {"id": 2966, "image_id": 1762, "category_id": 2, "bbox": [159.0, 62.0, 348.0, 324.0], "area": 112752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[159.0, 62.0, 507.0, 62.0, 507.0, 386.0, 159.0, 386.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad at the top"}, {"id": 2967, "image_id": 1762, "category_id": 8, "bbox": [139.0, 784.0, 164.0, 45.0], "area": 7380.0, "iscrowd": 0, "ignore": 0, "segmentation": [[139.0, 784.0, 303.0, 784.0, 303.0, 829.0, 139.0, 829.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot at the bottom left"}, {"id": 2968, "image_id": 1763, "category_id": 15, "bbox": [162.0, 1.0, 90.0, 106.0], "area": 9540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[162.0, 1.0, 252.0, 1.0, 252.0, 107.0, 162.0, 107.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the upper right"}, {"id": 2969, "image_id": 1764, "category_id": 3, "bbox": [437.0, 541.0, 498.0, 496.0], "area": 247008.0, "iscrowd": 0, "ignore": 0, "segmentation": [[437.0, 541.0, 935.0, 541.0, 935.0, 1037.0, 437.0, 1037.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the middle of the image"}, {"id": 2970, "image_id": 1764, "category_id": 3, "bbox": [857.0, 379.0, 528.0, 526.0], "area": 277728.0, "iscrowd": 0, "ignore": 0, "segmentation": [[857.0, 379.0, 1385.0, 379.0, 1385.0, 905.0, 857.0, 905.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the right side of the image"}, {"id": 2971, "image_id": 1765, "category_id": 2, "bbox": [202.0, 701.0, 396.0, 360.0], "area": 142560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[202.0, 701.0, 598.0, 701.0, 598.0, 1061.0, 202.0, 1061.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 2972, "image_id": 1765, "category_id": 2, "bbox": [205.0, 453.0, 315.0, 284.0], "area": 89460.0, "iscrowd": 0, "ignore": 0, "segmentation": [[205.0, 453.0, 520.0, 453.0, 520.0, 737.0, 205.0, 737.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image,and the optical crossroad that needs to be found is located in the upper left corner of it."}, {"id": 2973, "image_id": 1765, "category_id": 2, "bbox": [180.0, 285.0, 322.0, 301.0], "area": 96922.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 285.0, 502.0, 285.0, 502.0, 586.0, 180.0, 586.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the top of the image,and the optical crossroad that needs to be found is located in the lower right corner of it."}, {"id": 2974, "image_id": 1765, "category_id": 2, "bbox": [166.0, 129.0, 311.0, 296.0], "area": 92056.0, "iscrowd": 0, "ignore": 0, "segmentation": [[166.0, 129.0, 477.0, 129.0, 477.0, 425.0, 166.0, 425.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 2975, "image_id": 1766, "category_id": 15, "bbox": [167.0, 50.0, 33.0, 90.0], "area": 2970.0, "iscrowd": 0, "ignore": 0, "segmentation": [[167.0, 50.0, 200.0, 50.0, 200.0, 140.0, 167.0, 140.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 2976, "image_id": 1767, "category_id": 15, "bbox": [81.0, 54.0, 73.0, 116.0], "area": 8468.0, "iscrowd": 0, "ignore": 0, "segmentation": [[81.0, 54.0, 154.0, 54.0, 154.0, 170.0, 81.0, 170.0]], "category_name": "sar ship", "caption": "A massive sar ship is in the middle"}, {"id": 2977, "image_id": 1768, "category_id": 3, "bbox": [65.0, 831.0, 306.0, 306.0], "area": 93636.0, "iscrowd": 0, "ignore": 0, "segmentation": [[65.0, 831.0, 371.0, 831.0, 371.0, 1137.0, 65.0, 1137.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom left corner of the image"}, {"id": 2978, "image_id": 1768, "category_id": 2, "bbox": [500.0, 819.0, 290.0, 309.0], "area": 89610.0, "iscrowd": 0, "ignore": 0, "segmentation": [[500.0, 819.0, 790.0, 819.0, 790.0, 1128.0, 500.0, 1128.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 2979, "image_id": 1768, "category_id": 3, "bbox": [1021.0, 391.0, 303.0, 285.0], "area": 86355.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1021.0, 391.0, 1324.0, 391.0, 1324.0, 676.0, 1021.0, 676.0]], "category_name": "optical T 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"ignore": 0, "segmentation": [[172.0, 197.0, 299.0, 197.0, 299.0, 271.0, 172.0, 271.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot"}, {"id": 2987, "image_id": 1771, "category_id": 8, "bbox": [757.0, 973.0, 219.0, 158.0], "area": 34602.0, "iscrowd": 0, "ignore": 0, "segmentation": [[757.0, 973.0, 976.0, 973.0, 976.0, 1131.0, 757.0, 1131.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom right corner of the image"}, {"id": 2988, "image_id": 1772, "category_id": 15, "bbox": [74.0, 46.0, 132.0, 88.0], "area": 11616.0, "iscrowd": 0, "ignore": 0, "segmentation": [[74.0, 46.0, 206.0, 46.0, 206.0, 134.0, 74.0, 134.0]], "category_name": "sar ship", "caption": "A massive sar ship is in the middle"}, {"id": 2989, "image_id": 1773, "category_id": 15, "bbox": [119.0, 168.0, 26.0, 67.0], "area": 1742.0, "iscrowd": 0, "ignore": 0, "segmentation": [[119.0, 168.0, 145.0, 168.0, 145.0, 235.0, 119.0, 235.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 2990, "image_id": 1774, "category_id": 15, "bbox": [160.0, 5.0, 35.0, 76.0], "area": 2660.0, "iscrowd": 0, "ignore": 0, "segmentation": [[160.0, 5.0, 195.0, 5.0, 195.0, 81.0, 160.0, 81.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 2991, "image_id": 1775, "category_id": 15, "bbox": [78.0, 76.0, 76.0, 46.0], "area": 3496.0, "iscrowd": 0, "ignore": 0, "segmentation": [[78.0, 76.0, 154.0, 76.0, 154.0, 122.0, 78.0, 122.0]], "category_name": "sar ship", "caption": "A massive sar ship is in the middle"}, {"id": 2992, "image_id": 1775, "category_id": 15, "bbox": [190.0, 10.0, 66.0, 55.0], "area": 3630.0, "iscrowd": 0, "ignore": 0, "segmentation": [[190.0, 10.0, 256.0, 10.0, 256.0, 65.0, 190.0, 65.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the upper right"}, {"id": 2993, "image_id": 1776, "category_id": 3, "bbox": [68.0, 1102.0, 405.0, 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"ignore": 0, "segmentation": [[595.0, 895.0, 954.0, 895.0, 954.0, 1253.0, 595.0, 1253.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom right corner of the image"}, {"id": 2997, "image_id": 1777, "category_id": 8, "bbox": [628.0, 582.0, 256.0, 280.0], "area": 71680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[628.0, 582.0, 884.0, 582.0, 884.0, 862.0, 628.0, 862.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the right side of the image"}, {"id": 2998, "image_id": 1777, "category_id": 8, "bbox": [154.0, 77.0, 365.0, 402.0], "area": 146730.0, "iscrowd": 0, "ignore": 0, "segmentation": [[154.0, 77.0, 519.0, 77.0, 519.0, 479.0, 154.0, 479.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper left corner of the image"}, {"id": 2999, "image_id": 1778, "category_id": 8, "bbox": [27.0, 107.0, 97.0, 235.0], "area": 22795.0, "iscrowd": 0, "ignore": 0, "segmentation": [[27.0, 107.0, 124.0, 107.0, 124.0, 342.0, 27.0, 342.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper left corner of the image"}, {"id": 3000, "image_id": 1778, "category_id": 2, "bbox": [207.0, 378.0, 350.0, 322.0], "area": 112700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[207.0, 378.0, 557.0, 378.0, 557.0, 700.0, 207.0, 700.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 3001, "image_id": 1778, "category_id": 8, "bbox": [440.0, 236.0, 228.0, 50.0], "area": 11400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[440.0, 236.0, 668.0, 236.0, 668.0, 286.0, 440.0, 286.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot"}, {"id": 3002, "image_id": 1779, "category_id": 15, "bbox": [121.0, 169.0, 40.0, 69.0], "area": 2760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[121.0, 169.0, 161.0, 169.0, 161.0, 238.0, 121.0, 238.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3003, "image_id": 1780, "category_id": 15, "bbox": [106.0, 44.0, 51.0, 31.0], "area": 1581.0, "iscrowd": 0, "ignore": 0, "segmentation": [[106.0, 44.0, 157.0, 44.0, 157.0, 75.0, 106.0, 75.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 3004, "image_id": 1781, "category_id": 3, "bbox": [240.0, 216.0, 417.0, 421.0], "area": 175557.0, "iscrowd": 0, "ignore": 0, "segmentation": [[240.0, 216.0, 657.0, 216.0, 657.0, 637.0, 240.0, 637.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 3005, "image_id": 1781, "category_id": 3, "bbox": [826.0, 96.0, 465.0, 478.0], "area": 222270.0, "iscrowd": 0, "ignore": 0, "segmentation": [[826.0, 96.0, 1291.0, 96.0, 1291.0, 574.0, 826.0, 574.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 3006, "image_id": 1781, "category_id": 8, "bbox": [825.0, 29.0, 79.0, 242.0], "area": 19118.0, "iscrowd": 0, "ignore": 0, "segmentation": [[825.0, 29.0, 904.0, 29.0, 904.0, 271.0, 825.0, 271.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the top of the image"}, {"id": 3007, "image_id": 1781, "category_id": 8, "bbox": [192.0, 13.0, 176.0, 99.0], "area": 17424.0, "iscrowd": 0, "ignore": 0, "segmentation": [[192.0, 13.0, 368.0, 13.0, 368.0, 112.0, 192.0, 112.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper left corner of the image"}, {"id": 3008, "image_id": 1782, "category_id": 15, "bbox": [117.0, 138.0, 36.0, 61.0], "area": 2196.0, "iscrowd": 0, "ignore": 0, "segmentation": [[117.0, 138.0, 153.0, 138.0, 153.0, 199.0, 117.0, 199.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3009, "image_id": 1783, "category_id": 13, "bbox": [150.0, 12.0, 172.0, 350.0], "area": 60200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[150.0, 12.0, 322.0, 12.0, 322.0, 362.0, 150.0, 362.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the upper left corner of the image"}, {"id": 3010, "image_id": 1783, "category_id": 13, "bbox": [368.0, 142.0, 130.0, 244.0], "area": 31720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[368.0, 142.0, 498.0, 142.0, 498.0, 386.0, 368.0, 386.0]], "category_name": "optical harbor", "caption": "The optical harbor at the top of the image"}, {"id": 3011, "image_id": 1783, "category_id": 1, "bbox": [190.0, 470.0, 534.0, 275.0], "area": 146850.0, "iscrowd": 0, "ignore": 0, "segmentation": [[190.0, 470.0, 724.0, 470.0, 724.0, 745.0, 190.0, 745.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 3012, "image_id": 1784, "category_id": 15, "bbox": [174.0, 32.0, 33.0, 36.0], "area": 1188.0, "iscrowd": 0, "ignore": 0, "segmentation": [[174.0, 32.0, 207.0, 32.0, 207.0, 68.0, 174.0, 68.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 3013, "image_id": 1785, "category_id": 15, "bbox": [82.0, 1.0, 42.0, 63.0], "area": 2646.0, "iscrowd": 0, "ignore": 0, "segmentation": [[82.0, 1.0, 124.0, 1.0, 124.0, 64.0, 82.0, 64.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 3014, "image_id": 1786, "category_id": 15, "bbox": [125.0, 86.0, 40.0, 68.0], "area": 2720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[125.0, 86.0, 165.0, 86.0, 165.0, 154.0, 125.0, 154.0]], "category_name": "sar ship", "caption": "The large sar ship is in the middle"}, {"id": 3015, "image_id": 1786, "category_id": 15, "bbox": [173.0, 142.0, 50.0, 87.0], "area": 4350.0, "iscrowd": 0, "ignore": 0, "segmentation": [[173.0, 142.0, 223.0, 142.0, 223.0, 229.0, 173.0, 229.0]], "category_name": "sar ship", "caption": "The massive sar ship is on the lower right"}, {"id": 3016, "image_id": 1787, "category_id": 15, "bbox": [81.0, 1.0, 90.0, 130.0], "area": 11700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[81.0, 1.0, 171.0, 1.0, 171.0, 131.0, 81.0, 131.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the top"}, {"id": 3017, "image_id": 1788, "category_id": 13, "bbox": [279.0, 102.0, 395.0, 709.0], "area": 280055.0, "iscrowd": 0, "ignore": 0, "segmentation": [[279.0, 102.0, 674.0, 102.0, 674.0, 811.0, 279.0, 811.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the middle of the image"}, {"id": 3018, "image_id": 1788, "category_id": 13, "bbox": [22.0, 6.0, 356.0, 615.0], "area": 218940.0, "iscrowd": 0, "ignore": 0, "segmentation": [[22.0, 6.0, 378.0, 6.0, 378.0, 621.0, 22.0, 621.0]], "category_name": "optical harbor", "caption": "The optical harbor on the left side of the image"}, {"id": 3019, "image_id": 1788, "category_id": 13, "bbox": [375.0, 21.0, 180.0, 123.0], "area": 22140.0, "iscrowd": 0, "ignore": 0, "segmentation": [[375.0, 21.0, 555.0, 21.0, 555.0, 144.0, 375.0, 144.0]], "category_name": "optical harbor", "caption": "There is a optical harbor at the top of the image"}, {"id": 3020, "image_id": 1788, "category_id": 13, "bbox": [578.0, 4.0, 141.0, 95.0], "area": 13395.0, "iscrowd": 0, "ignore": 0, "segmentation": [[578.0, 4.0, 719.0, 4.0, 719.0, 99.0, 578.0, 99.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the upper right corner of the image"}, {"id": 3021, "image_id": 1789, "category_id": 15, "bbox": [22.0, 45.0, 50.0, 137.0], "area": 6850.0, "iscrowd": 0, "ignore": 0, "segmentation": [[22.0, 45.0, 72.0, 45.0, 72.0, 182.0, 22.0, 182.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the left"}, {"id": 3022, "image_id": 1790, "category_id": 15, "bbox": [174.0, 92.0, 31.0, 81.0], "area": 2511.0, "iscrowd": 0, "ignore": 0, "segmentation": [[174.0, 92.0, 205.0, 92.0, 205.0, 173.0, 174.0, 173.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 3023, "image_id": 1791, "category_id": 2, "bbox": [351.0, 702.0, 400.0, 393.0], "area": 157200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[351.0, 702.0, 751.0, 702.0, 751.0, 1095.0, 351.0, 1095.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the bottom right corner of the image"}, {"id": 3024, "image_id": 1791, "category_id": 3, "bbox": [300.0, 345.0, 431.0, 406.0], "area": 174986.0, "iscrowd": 0, "ignore": 0, "segmentation": [[300.0, 345.0, 731.0, 345.0, 731.0, 751.0, 300.0, 751.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 3025, "image_id": 1791, "category_id": 2, "bbox": [255.0, 14.0, 382.0, 357.0], "area": 136374.0, "iscrowd": 0, "ignore": 0, "segmentation": [[255.0, 14.0, 637.0, 14.0, 637.0, 371.0, 255.0, 371.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 3026, "image_id": 1791, "category_id": 8, "bbox": [600.0, 557.0, 156.0, 47.0], "area": 7332.0, "iscrowd": 0, "ignore": 0, "segmentation": [[600.0, 557.0, 756.0, 557.0, 756.0, 604.0, 600.0, 604.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot"}, {"id": 3027, "image_id": 1792, "category_id": 8, "bbox": [77.0, 101.0, 201.0, 76.0], "area": 15276.0, "iscrowd": 0, "ignore": 0, "segmentation": [[77.0, 101.0, 278.0, 101.0, 278.0, 177.0, 77.0, 177.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot"}, {"id": 3028, "image_id": 1793, "category_id": 13, "bbox": [374.0, 214.0, 366.0, 243.0], "area": 88938.0, "iscrowd": 0, "ignore": 0, "segmentation": [[374.0, 214.0, 740.0, 214.0, 740.0, 457.0, 374.0, 457.0]], "category_name": "optical harbor", "caption": "There is an optical harbor at the top of the image"}, {"id": 3029, "image_id": 1793, "category_id": 13, "bbox": [372.0, 462.0, 196.0, 389.0], "area": 76244.0, "iscrowd": 0, "ignore": 0, "segmentation": [[372.0, 462.0, 568.0, 462.0, 568.0, 851.0, 372.0, 851.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the center of the image"}, {"id": 3030, "image_id": 1793, "category_id": 13, "bbox": [584.0, 833.0, 260.0, 70.0], "area": 18200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[584.0, 833.0, 844.0, 833.0, 844.0, 903.0, 584.0, 903.0]], "category_name": "optical harbor", "caption": "There is an optical harbor at the bottom right"}, {"id": 3031, "image_id": 1794, "category_id": 3, "bbox": [123.0, 186.0, 432.0, 425.0], "area": 183600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[123.0, 186.0, 555.0, 186.0, 555.0, 611.0, 123.0, 611.0]], "category_name": "optical T junction", "caption": "The optical T junction at the top of the image"}, {"id": 3032, "image_id": 1794, "category_id": 3, "bbox": [411.0, 650.0, 460.0, 427.0], "area": 196420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[411.0, 650.0, 871.0, 650.0, 871.0, 1077.0, 411.0, 1077.0]], "category_name": "optical T junction", "caption": "There is a optical parking lot in the bottom right corner of the image,and the optical T junction that needs to be found is located in the upper left corner of it."}, {"id": 3033, "image_id": 1794, "category_id": 8, "bbox": [744.0, 1054.0, 118.0, 165.0], "area": 19470.0, "iscrowd": 0, "ignore": 0, "segmentation": [[744.0, 1054.0, 862.0, 1054.0, 862.0, 1219.0, 744.0, 1219.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom right corner of the image"}, {"id": 3034, "image_id": 1794, "category_id": 8, "bbox": [349.0, 966.0, 152.0, 197.0], "area": 29944.0, "iscrowd": 0, "ignore": 0, "segmentation": [[349.0, 966.0, 501.0, 966.0, 501.0, 1163.0, 349.0, 1163.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom right corner of the image,and the optical parking lot that needs to be found is located in the upper left corner of it."}, {"id": 3035, "image_id": 1794, "category_id": 8, "bbox": [137.0, 486.0, 172.0, 214.0], "area": 36808.0, "iscrowd": 0, "ignore": 0, "segmentation": [[137.0, 486.0, 309.0, 486.0, 309.0, 700.0, 137.0, 700.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the left side of the image"}, {"id": 3036, "image_id": 1795, "category_id": 15, "bbox": [20.0, 157.0, 35.0, 99.0], "area": 3465.0, "iscrowd": 0, "ignore": 0, "segmentation": [[20.0, 157.0, 55.0, 157.0, 55.0, 256.0, 20.0, 256.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the lower left"}, {"id": 3037, "image_id": 1796, "category_id": 2, "bbox": [680.0, 875.0, 688.0, 630.0], "area": 433440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[680.0, 875.0, 1368.0, 875.0, 1368.0, 1505.0, 680.0, 1505.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the bottom right corner of the image"}, {"id": 3038, "image_id": 1796, "category_id": 2, "bbox": [668.0, 76.0, 616.0, 588.0], "area": 362208.0, "iscrowd": 0, "ignore": 0, "segmentation": [[668.0, 76.0, 1284.0, 76.0, 1284.0, 664.0, 668.0, 664.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the upper right corner of the image"}, {"id": 3039, "image_id": 1796, "category_id": 3, "bbox": [74.0, 890.0, 582.0, 552.0], "area": 321264.0, "iscrowd": 0, "ignore": 0, "segmentation": [[74.0, 890.0, 656.0, 890.0, 656.0, 1442.0, 74.0, 1442.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the bottom left corner of the image"}, {"id": 3040, "image_id": 1796, "category_id": 3, "bbox": [332.0, 139.0, 589.0, 558.0], "area": 328662.0, "iscrowd": 0, "ignore": 0, "segmentation": [[332.0, 139.0, 921.0, 139.0, 921.0, 697.0, 332.0, 697.0]], "category_name": "optical T junction", "caption": "The optical T junction at the top of the image"}, {"id": 3041, "image_id": 1796, "category_id": 3, "bbox": [293.0, 792.0, 684.0, 680.0], "area": 465120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[293.0, 792.0, 977.0, 792.0, 977.0, 1472.0, 293.0, 1472.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the bottom of the image"}, {"id": 3042, "image_id": 1796, "category_id": 3, "bbox": [711.0, 503.0, 601.0, 548.0], "area": 329348.0, "iscrowd": 0, "ignore": 0, "segmentation": [[711.0, 503.0, 1312.0, 503.0, 1312.0, 1051.0, 711.0, 1051.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 3043, "image_id": 1797, "category_id": 3, "bbox": [573.0, 338.0, 530.0, 505.0], "area": 267650.0, "iscrowd": 0, "ignore": 0, "segmentation": [[573.0, 338.0, 1103.0, 338.0, 1103.0, 843.0, 573.0, 843.0]], "category_name": "optical T junction", "caption": "There is an optical T junction on the right side of the image"}, {"id": 3044, "image_id": 1797, "category_id": 8, "bbox": [826.0, 57.0, 54.0, 408.0], "area": 22032.0, "iscrowd": 0, "ignore": 0, "segmentation": [[826.0, 57.0, 880.0, 57.0, 880.0, 465.0, 826.0, 465.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper right corner of the image"}, {"id": 3045, "image_id": 1797, "category_id": 3, "bbox": [627.0, 70.0, 378.0, 356.0], "area": 134568.0, "iscrowd": 0, "ignore": 0, "segmentation": [[627.0, 70.0, 1005.0, 70.0, 1005.0, 426.0, 627.0, 426.0]], "category_name": "optical T junction", "caption": "There is a optical parking lot in the corner of the image and the optical T junction that needs to be found is located in the corner of it at the top right"}, {"id": 3046, "image_id": 1797, "category_id": 3, "bbox": [105.0, 28.0, 382.0, 382.0], "area": 145924.0, "iscrowd": 0, "ignore": 0, "segmentation": [[105.0, 28.0, 487.0, 28.0, 487.0, 410.0, 105.0, 410.0]], "category_name": "optical T junction", "caption": "There is an optical T junction in the upper left corner of the image"}, {"id": 3047, "image_id": 1797, "category_id": 3, "bbox": [39.0, 384.0, 432.0, 447.0], "area": 193104.0, "iscrowd": 0, "ignore": 0, "segmentation": [[39.0, 384.0, 471.0, 384.0, 471.0, 831.0, 39.0, 831.0]], "category_name": "optical T junction", "caption": "The optical T junction on the left side of the image"}, {"id": 3048, "image_id": 1798, "category_id": 2, "bbox": [41.0, 524.0, 611.0, 586.0], "area": 358046.0, "iscrowd": 0, "ignore": 0, "segmentation": [[41.0, 524.0, 652.0, 524.0, 652.0, 1110.0, 41.0, 1110.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 3049, "image_id": 1798, "category_id": 3, "bbox": [811.0, 22.0, 498.0, 465.0], "area": 231570.0, "iscrowd": 0, "ignore": 0, "segmentation": [[811.0, 22.0, 1309.0, 22.0, 1309.0, 487.0, 811.0, 487.0]], "category_name": "optical T junction", "caption": "The optical T junction in the upper right corner of the image"}, {"id": 3050, "image_id": 1798, "category_id": 3, "bbox": [104.0, 177.0, 431.0, 416.0], "area": 179296.0, "iscrowd": 0, "ignore": 0, "segmentation": [[104.0, 177.0, 535.0, 177.0, 535.0, 593.0, 104.0, 593.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper left corner of the image"}, {"id": 3051, "image_id": 1799, "category_id": 15, "bbox": [49.0, 48.0, 35.0, 104.0], "area": 3640.0, "iscrowd": 0, "ignore": 0, "segmentation": [[49.0, 48.0, 84.0, 48.0, 84.0, 152.0, 49.0, 152.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the left"}, {"id": 3052, "image_id": 1800, "category_id": 8, "bbox": [221.0, 23.0, 134.0, 941.0], "area": 126094.0, "iscrowd": 0, "ignore": 0, "segmentation": [[221.0, 23.0, 355.0, 23.0, 355.0, 964.0, 221.0, 964.0]], "category_name": "optical parking lot", "caption": "There is a big optical parking lot"}, {"id": 3053, "image_id": 1800, "category_id": 3, "bbox": [50.0, 818.0, 464.0, 461.0], "area": 213904.0, "iscrowd": 0, "ignore": 0, "segmentation": [[50.0, 818.0, 514.0, 818.0, 514.0, 1279.0, 50.0, 1279.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 3054, "image_id": 1801, "category_id": 8, "bbox": [309.0, 533.0, 424.0, 222.0], "area": 94128.0, "iscrowd": 0, "ignore": 0, "segmentation": [[309.0, 533.0, 733.0, 533.0, 733.0, 755.0, 309.0, 755.0]], "category_name": "optical parking lot", "caption": "There is a big optical parking lot at the bottom right"}, {"id": 3055, "image_id": 1801, "category_id": 3, "bbox": [35.0, 348.0, 383.0, 357.0], "area": 136731.0, "iscrowd": 0, "ignore": 0, "segmentation": [[35.0, 348.0, 418.0, 348.0, 418.0, 705.0, 35.0, 705.0]], "category_name": "optical T junction", "caption": "The optical T junction on the left side of the image"}, {"id": 3056, "image_id": 1801, "category_id": 3, "bbox": [153.0, 84.0, 355.0, 331.0], "area": 117505.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 84.0, 508.0, 84.0, 508.0, 415.0, 153.0, 415.0]], "category_name": "optical T junction", "caption": "The optical T junction at the top"}, {"id": 3057, "image_id": 1802, "category_id": 3, "bbox": [274.0, 387.0, 495.0, 471.0], "area": 233145.0, "iscrowd": 0, "ignore": 0, "segmentation": [[274.0, 387.0, 769.0, 387.0, 769.0, 858.0, 274.0, 858.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 3058, "image_id": 1803, "category_id": 15, "bbox": [14.0, 128.0, 50.0, 77.0], "area": 3850.0, "iscrowd": 0, "ignore": 0, "segmentation": [[14.0, 128.0, 64.0, 128.0, 64.0, 205.0, 14.0, 205.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the left"}, {"id": 3059, "image_id": 1804, "category_id": 8, "bbox": [53.0, 575.0, 256.0, 180.0], "area": 46080.0, "iscrowd": 0, "ignore": 0, "segmentation": [[53.0, 575.0, 309.0, 575.0, 309.0, 755.0, 53.0, 755.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the lower left corner of the image"}, {"id": 3060, "image_id": 1804, "category_id": 3, "bbox": [208.0, 339.0, 420.0, 383.0], "area": 160860.0, "iscrowd": 0, "ignore": 0, "segmentation": [[208.0, 339.0, 628.0, 339.0, 628.0, 722.0, 208.0, 722.0]], "category_name": "optical T junction", "caption": "There is a optical parking lot in the corner of the image and the optical T junction that needs to be found is located in the corner of it in the center"}, {"id": 3061, "image_id": 1804, "category_id": 3, "bbox": [158.0, 171.0, 385.0, 358.0], "area": 137830.0, "iscrowd": 0, "ignore": 0, "segmentation": [[158.0, 171.0, 543.0, 171.0, 543.0, 529.0, 158.0, 529.0]], "category_name": "optical T junction", "caption": "There is an optical parking lot in the center of the image, and the optical T junction that needs to be found is also located in the center of it."}, {"id": 3062, "image_id": 1805, "category_id": 8, "bbox": [120.0, 694.0, 433.0, 191.0], "area": 82703.0, "iscrowd": 0, "ignore": 0, "segmentation": [[120.0, 694.0, 553.0, 694.0, 553.0, 885.0, 120.0, 885.0]], "category_name": "optical parking lot", "caption": "The big optical parking lot located at the bottom"}, {"id": 3063, "image_id": 1805, "category_id": 8, "bbox": [252.0, 95.0, 244.0, 109.0], "area": 26596.0, "iscrowd": 0, "ignore": 0, "segmentation": [[252.0, 95.0, 496.0, 95.0, 496.0, 204.0, 252.0, 204.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the top left of the image"}, {"id": 3064, "image_id": 1806, "category_id": 8, "bbox": [54.0, 407.0, 282.0, 124.0], "area": 34968.0, "iscrowd": 0, "ignore": 0, "segmentation": [[54.0, 407.0, 336.0, 407.0, 336.0, 531.0, 54.0, 531.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot side of the image located on the left"}, {"id": 3065, "image_id": 1806, "category_id": 8, "bbox": [371.0, 317.0, 162.0, 83.0], "area": 13446.0, "iscrowd": 0, "ignore": 0, "segmentation": [[371.0, 317.0, 533.0, 317.0, 533.0, 400.0, 371.0, 400.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the center of the image"}, {"id": 3066, "image_id": 1807, "category_id": 15, "bbox": [43.0, 110.0, 41.0, 73.0], "area": 2993.0, "iscrowd": 0, "ignore": 0, "segmentation": [[43.0, 110.0, 84.0, 110.0, 84.0, 183.0, 43.0, 183.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 3067, "image_id": 1808, "category_id": 15, "bbox": [12.0, 75.0, 145.0, 76.0], "area": 11020.0, "iscrowd": 0, "ignore": 0, "segmentation": [[12.0, 75.0, 157.0, 75.0, 157.0, 151.0, 12.0, 151.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the left"}, {"id": 3068, "image_id": 1809, "category_id": 2, "bbox": [87.0, 422.0, 405.0, 391.0], "area": 158355.0, "iscrowd": 0, "ignore": 0, "segmentation": [[87.0, 422.0, 492.0, 422.0, 492.0, 813.0, 87.0, 813.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 3069, "image_id": 1809, "category_id": 3, "bbox": [42.0, 17.0, 397.0, 385.0], "area": 152845.0, "iscrowd": 0, "ignore": 0, "segmentation": [[42.0, 17.0, 439.0, 17.0, 439.0, 402.0, 42.0, 402.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 3070, "image_id": 1810, "category_id": 1, "bbox": [123.0, 195.0, 719.0, 542.0], "area": 389698.0, "iscrowd": 0, "ignore": 0, "segmentation": [[123.0, 195.0, 842.0, 195.0, 842.0, 737.0, 123.0, 737.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 3071, "image_id": 1810, "category_id": 11, "bbox": [816.0, 25.0, 168.0, 124.0], "area": 20832.0, "iscrowd": 0, "ignore": 0, "segmentation": [[816.0, 25.0, 984.0, 25.0, 984.0, 149.0, 816.0, 149.0]], "category_name": "optical ship", "caption": "The optical ship in the upper right corner of the image"}, {"id": 3072, "image_id": 1810, "category_id": 11, "bbox": [680.0, 259.0, 168.0, 112.0], "area": 18816.0, "iscrowd": 0, "ignore": 0, "segmentation": [[680.0, 259.0, 848.0, 259.0, 848.0, 371.0, 680.0, 371.0]], "category_name": "optical ship", "caption": "There is a optical ship on the right side of the image"}, {"id": 3073, "image_id": 1810, "category_id": 11, "bbox": [385.0, 711.0, 167.0, 124.0], "area": 20708.0, "iscrowd": 0, "ignore": 0, "segmentation": [[385.0, 711.0, 552.0, 711.0, 552.0, 835.0, 385.0, 835.0]], "category_name": "optical ship", "caption": "The optical ship at the bottom of the image"}, {"id": 3074, "image_id": 1811, "category_id": 15, "bbox": [38.0, 113.0, 88.0, 124.0], "area": 10912.0, "iscrowd": 0, "ignore": 0, "segmentation": [[38.0, 113.0, 126.0, 113.0, 126.0, 237.0, 38.0, 237.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the lower left"}, {"id": 3075, "image_id": 1811, "category_id": 15, "bbox": [114.0, 1.0, 76.0, 101.0], "area": 7676.0, "iscrowd": 0, "ignore": 0, "segmentation": [[114.0, 1.0, 190.0, 1.0, 190.0, 102.0, 114.0, 102.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the top"}, {"id": 3076, "image_id": 1812, "category_id": 15, "bbox": [26.0, 173.0, 146.0, 73.0], "area": 10658.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 173.0, 172.0, 173.0, 172.0, 246.0, 26.0, 246.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the bottom"}, {"id": 3077, "image_id": 1813, "category_id": 15, "bbox": [1.0, 117.0, 94.0, 64.0], "area": 6016.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 117.0, 95.0, 117.0, 95.0, 181.0, 1.0, 181.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the left"}, {"id": 3078, "image_id": 1813, "category_id": 15, "bbox": [48.0, 39.0, 73.0, 40.0], "area": 2920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[48.0, 39.0, 121.0, 39.0, 121.0, 79.0, 48.0, 79.0]], "category_name": "sar ship", "caption": "The large sar ship is on the upper left"}, {"id": 3079, "image_id": 1813, "category_id": 15, "bbox": [152.0, 85.0, 81.0, 46.0], "area": 3726.0, "iscrowd": 0, "ignore": 0, "segmentation": [[152.0, 85.0, 233.0, 85.0, 233.0, 131.0, 152.0, 131.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the right"}, {"id": 3080, "image_id": 1813, "category_id": 15, "bbox": [120.0, 179.0, 136.0, 76.0], "area": 10336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[120.0, 179.0, 256.0, 179.0, 256.0, 255.0, 120.0, 255.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the lower right"}, {"id": 3081, "image_id": 1814, "category_id": 15, "bbox": [60.0, 26.0, 90.0, 122.0], "area": 10980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[60.0, 26.0, 150.0, 26.0, 150.0, 148.0, 60.0, 148.0]], "category_name": "sar ship", "caption": "A massive sar ship is in the middle"}, {"id": 3082, "image_id": 1814, "category_id": 15, "bbox": [1.0, 157.0, 67.0, 98.0], "area": 6566.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 157.0, 68.0, 157.0, 68.0, 255.0, 1.0, 255.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the lower left"}, {"id": 3083, "image_id": 1815, "category_id": 15, "bbox": [113.0, 26.0, 85.0, 122.0], "area": 10370.0, "iscrowd": 0, "ignore": 0, "segmentation": [[113.0, 26.0, 198.0, 26.0, 198.0, 148.0, 113.0, 148.0]], "category_name": "sar ship", "caption": "A massive sar ship is in the middle"}, {"id": 3084, "image_id": 1816, "category_id": 15, "bbox": [93.0, 158.0, 16.0, 37.0], "area": 592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 158.0, 109.0, 158.0, 109.0, 195.0, 93.0, 195.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 3085, "image_id": 1817, "category_id": 8, "bbox": [41.0, 725.0, 292.0, 90.0], "area": 26280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[41.0, 725.0, 333.0, 725.0, 333.0, 815.0, 41.0, 815.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the bottom left corner of the image"}, {"id": 3086, "image_id": 1817, "category_id": 8, "bbox": [47.0, 612.0, 253.0, 95.0], "area": 24035.0, "iscrowd": 0, "ignore": 0, "segmentation": [[47.0, 612.0, 300.0, 612.0, 300.0, 707.0, 47.0, 707.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the corner of the image and the optical parking lot that needs to be found is located in the corner of it on the left"}, {"id": 3087, "image_id": 1817, "category_id": 8, "bbox": [11.0, 473.0, 277.0, 120.0], "area": 33240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[11.0, 473.0, 288.0, 473.0, 288.0, 593.0, 11.0, 593.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot and the optical parking lot that needs to be found is located in the corner of it on the left"}, {"id": 3088, "image_id": 1817, "category_id": 8, "bbox": [15.0, 396.0, 132.0, 57.0], "area": 7524.0, "iscrowd": 0, "ignore": 0, "segmentation": [[15.0, 396.0, 147.0, 396.0, 147.0, 453.0, 15.0, 453.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot"}, {"id": 3089, "image_id": 1818, "category_id": 15, "bbox": [38.0, 155.0, 46.0, 17.0], "area": 782.0, "iscrowd": 0, "ignore": 0, "segmentation": [[38.0, 155.0, 84.0, 155.0, 84.0, 172.0, 38.0, 172.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 3090, "image_id": 1819, "category_id": 15, "bbox": [222.0, 32.0, 16.0, 37.0], "area": 592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[222.0, 32.0, 238.0, 32.0, 238.0, 69.0, 222.0, 69.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 3091, "image_id": 1820, "category_id": 15, "bbox": [1.0, 141.0, 36.0, 21.0], "area": 756.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 141.0, 37.0, 141.0, 37.0, 162.0, 1.0, 162.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 3092, "image_id": 1821, "category_id": 8, "bbox": [440.0, 366.0, 186.0, 128.0], "area": 23808.0, "iscrowd": 0, "ignore": 0, "segmentation": [[440.0, 366.0, 626.0, 366.0, 626.0, 494.0, 440.0, 494.0]], "category_name": "optical parking lot", "caption": "The optical parking lot on the right side of the image"}, {"id": 3093, "image_id": 1821, "category_id": 8, "bbox": [7.0, 149.0, 320.0, 187.0], "area": 59840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[7.0, 149.0, 327.0, 149.0, 327.0, 336.0, 7.0, 336.0]], "category_name": "optical parking lot", "caption": "There is a big optical parking lot"}, {"id": 3094, "image_id": 1822, "category_id": 15, "bbox": [1.0, 38.0, 59.0, 93.0], "area": 5487.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 38.0, 60.0, 38.0, 60.0, 131.0, 1.0, 131.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the upper left"}, {"id": 3095, "image_id": 1823, "category_id": 15, "bbox": [34.0, 196.0, 31.0, 34.0], "area": 1054.0, "iscrowd": 0, "ignore": 0, "segmentation": [[34.0, 196.0, 65.0, 196.0, 65.0, 230.0, 34.0, 230.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 3096, "image_id": 1824, "category_id": 2, "bbox": [278.0, 324.0, 319.0, 299.0], "area": 95381.0, "iscrowd": 0, "ignore": 0, "segmentation": [[278.0, 324.0, 597.0, 324.0, 597.0, 623.0, 278.0, 623.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 3097, "image_id": 1825, "category_id": 15, "bbox": [1.0, 213.0, 93.0, 40.0], "area": 3720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 213.0, 94.0, 213.0, 94.0, 253.0, 1.0, 253.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the lower left"}, {"id": 3098, "image_id": 1826, "category_id": 15, "bbox": [1.0, 100.0, 13.0, 37.0], "area": 481.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 100.0, 14.0, 100.0, 14.0, 137.0, 1.0, 137.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the left"}, {"id": 3099, "image_id": 1826, "category_id": 15, "bbox": [147.0, 44.0, 27.0, 31.0], "area": 837.0, "iscrowd": 0, "ignore": 0, "segmentation": [[147.0, 44.0, 174.0, 44.0, 174.0, 75.0, 147.0, 75.0]], "category_name": "sar ship", "caption": "The large sar ship is on the top"}, {"id": 3100, "image_id": 1827, "category_id": 8, "bbox": [178.0, 153.0, 131.0, 89.0], "area": 11659.0, "iscrowd": 0, "ignore": 0, "segmentation": [[178.0, 153.0, 309.0, 153.0, 309.0, 242.0, 178.0, 242.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the top of the image"}, {"id": 3101, "image_id": 1827, "category_id": 8, "bbox": [111.0, 212.0, 229.0, 169.0], "area": 38701.0, "iscrowd": 0, "ignore": 0, "segmentation": [[111.0, 212.0, 340.0, 212.0, 340.0, 381.0, 111.0, 381.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the middle of the image"}, {"id": 3102, "image_id": 1827, "category_id": 8, "bbox": [87.0, 303.0, 198.0, 157.0], "area": 31086.0, "iscrowd": 0, "ignore": 0, "segmentation": [[87.0, 303.0, 285.0, 303.0, 285.0, 460.0, 87.0, 460.0]], "category_name": "optical parking lot", "caption": "The optical parking lot on the left side of the image"}, {"id": 3103, "image_id": 1828, "category_id": 3, "bbox": [312.0, 273.0, 235.0, 229.0], "area": 53815.0, "iscrowd": 0, "ignore": 0, "segmentation": [[312.0, 273.0, 547.0, 273.0, 547.0, 502.0, 312.0, 502.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the middle of the image"}, {"id": 3104, "image_id": 1828, "category_id": 3, "bbox": [534.0, 171.0, 229.0, 225.0], "area": 51525.0, "iscrowd": 0, "ignore": 0, "segmentation": [[534.0, 171.0, 763.0, 171.0, 763.0, 396.0, 534.0, 396.0]], "category_name": "optical T junction", "caption": "The optical T junction in the upper right corner of the image"}, {"id": 3105, "image_id": 1829, "category_id": 15, "bbox": [34.0, 172.0, 19.0, 46.0], "area": 874.0, "iscrowd": 0, "ignore": 0, "segmentation": [[34.0, 172.0, 53.0, 172.0, 53.0, 218.0, 34.0, 218.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 3106, "image_id": 1830, "category_id": 2, "bbox": [572.0, 171.0, 468.0, 470.0], "area": 219960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[572.0, 171.0, 1040.0, 171.0, 1040.0, 641.0, 572.0, 641.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the top of the image"}, {"id": 3107, "image_id": 1830, "category_id": 2, "bbox": [676.0, 611.0, 492.0, 454.0], "area": 223368.0, "iscrowd": 0, "ignore": 0, "segmentation": [[676.0, 611.0, 1168.0, 611.0, 1168.0, 1065.0, 676.0, 1065.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the right side of the image"}, {"id": 3108, "image_id": 1830, "category_id": 2, "bbox": [204.0, 709.0, 510.0, 518.0], "area": 264180.0, "iscrowd": 0, "ignore": 0, "segmentation": [[204.0, 709.0, 714.0, 709.0, 714.0, 1227.0, 204.0, 1227.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the bottom of the image"}, {"id": 3109, "image_id": 1830, "category_id": 2, "bbox": [106.0, 385.0, 464.0, 432.0], "area": 200448.0, "iscrowd": 0, "ignore": 0, "segmentation": [[106.0, 385.0, 570.0, 385.0, 570.0, 817.0, 106.0, 817.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 3110, "image_id": 1830, "category_id": 8, "bbox": [70.0, 2.0, 138.0, 325.0], "area": 44850.0, "iscrowd": 0, "ignore": 0, "segmentation": [[70.0, 2.0, 208.0, 2.0, 208.0, 327.0, 70.0, 327.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper left corner of the image"}, {"id": 3111, "image_id": 1831, "category_id": 8, "bbox": [226.0, 339.0, 149.0, 75.0], "area": 11175.0, "iscrowd": 0, "ignore": 0, "segmentation": [[226.0, 339.0, 375.0, 339.0, 375.0, 414.0, 226.0, 414.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the middle of the image"}, {"id": 3112, "image_id": 1831, "category_id": 8, "bbox": [108.0, 654.0, 121.0, 293.0], "area": 35453.0, "iscrowd": 0, "ignore": 0, "segmentation": [[108.0, 654.0, 229.0, 654.0, 229.0, 947.0, 108.0, 947.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom left corner of the image"}, {"id": 3113, "image_id": 1831, "category_id": 3, "bbox": [258.0, 141.0, 302.0, 302.0], "area": 91204.0, "iscrowd": 0, "ignore": 0, "segmentation": [[258.0, 141.0, 560.0, 141.0, 560.0, 443.0, 258.0, 443.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 3114, "image_id": 1832, "category_id": 15, "bbox": [5.0, 62.0, 67.0, 22.0], "area": 1474.0, "iscrowd": 0, "ignore": 0, "segmentation": [[5.0, 62.0, 72.0, 62.0, 72.0, 84.0, 5.0, 84.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 3115, "image_id": 1833, "category_id": 3, "bbox": [361.0, 483.0, 351.0, 305.0], "area": 107055.0, "iscrowd": 0, "ignore": 0, "segmentation": [[361.0, 483.0, 712.0, 483.0, 712.0, 788.0, 361.0, 788.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom right corner of the image"}, {"id": 3116, "image_id": 1833, "category_id": 3, "bbox": [258.0, 35.0, 322.0, 298.0], "area": 95956.0, "iscrowd": 0, "ignore": 0, "segmentation": [[258.0, 35.0, 580.0, 35.0, 580.0, 333.0, 258.0, 333.0]], "category_name": "optical T junction", "caption": "The optical T junction at the top of the image"}, {"id": 3117, "image_id": 1834, "category_id": 15, "bbox": [180.0, 82.0, 29.0, 17.0], "area": 493.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 82.0, 209.0, 82.0, 209.0, 99.0, 180.0, 99.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 3118, "image_id": 1835, "category_id": 3, "bbox": [55.0, 79.0, 321.0, 308.0], "area": 98868.0, "iscrowd": 0, "ignore": 0, "segmentation": [[55.0, 79.0, 376.0, 79.0, 376.0, 387.0, 55.0, 387.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 3119, "image_id": 1835, "category_id": 2, "bbox": [159.0, 511.0, 342.0, 332.0], "area": 113544.0, "iscrowd": 0, "ignore": 0, "segmentation": [[159.0, 511.0, 501.0, 511.0, 501.0, 843.0, 159.0, 843.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 3120, "image_id": 1836, "category_id": 15, "bbox": [229.0, 133.0, 15.0, 39.0], "area": 585.0, "iscrowd": 0, "ignore": 0, "segmentation": [[229.0, 133.0, 244.0, 133.0, 244.0, 172.0, 229.0, 172.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 3121, "image_id": 1837, "category_id": 13, "bbox": [5.0, 211.0, 511.0, 298.0], "area": 152278.0, "iscrowd": 0, "ignore": 0, "segmentation": [[5.0, 211.0, 516.0, 211.0, 516.0, 509.0, 5.0, 509.0]], "category_name": "optical harbor", "caption": "The optical harbor in the middle of the image"}, {"id": 3122, "image_id": 1837, "category_id": 13, "bbox": [35.0, 46.0, 279.0, 214.0], "area": 59706.0, "iscrowd": 0, "ignore": 0, "segmentation": [[35.0, 46.0, 314.0, 46.0, 314.0, 260.0, 35.0, 260.0]], "category_name": "optical harbor", "caption": "The optical harbor in the upper left corner of the image"}, {"id": 3123, "image_id": 1837, "category_id": 13, "bbox": [308.0, 10.0, 235.0, 131.0], "area": 30785.0, "iscrowd": 0, "ignore": 0, "segmentation": [[308.0, 10.0, 543.0, 10.0, 543.0, 141.0, 308.0, 141.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the upper right corner of the image"}, {"id": 3124, "image_id": 1838, "category_id": 13, "bbox": [351.0, 143.0, 281.0, 431.0], "area": 121111.0, "iscrowd": 0, "ignore": 0, "segmentation": [[351.0, 143.0, 632.0, 143.0, 632.0, 574.0, 351.0, 574.0]], "category_name": "optical harbor", "caption": "The optical harbor on the right side of the image"}, {"id": 3125, "image_id": 1838, "category_id": 13, "bbox": [10.0, 149.0, 386.0, 543.0], "area": 209598.0, "iscrowd": 0, "ignore": 0, "segmentation": [[10.0, 149.0, 396.0, 149.0, 396.0, 692.0, 10.0, 692.0]], "category_name": "optical harbor", "caption": "There is a optical harbor on the left side of the image"}, {"id": 3126, "image_id": 1839, "category_id": 15, "bbox": [42.0, 223.0, 42.0, 30.0], "area": 1260.0, "iscrowd": 0, "ignore": 0, "segmentation": [[42.0, 223.0, 84.0, 223.0, 84.0, 253.0, 42.0, 253.0]], "category_name": "sar ship", "caption": "The large sar ship is on the lower left"}, {"id": 3127, "image_id": 1839, "category_id": 15, "bbox": [225.0, 58.0, 28.0, 14.0], "area": 392.0, "iscrowd": 0, "ignore": 0, "segmentation": [[225.0, 58.0, 253.0, 58.0, 253.0, 72.0, 225.0, 72.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the upper right"}, {"id": 3128, "image_id": 1840, "category_id": 15, "bbox": [172.0, 225.0, 40.0, 27.0], "area": 1080.0, "iscrowd": 0, "ignore": 0, "segmentation": [[172.0, 225.0, 212.0, 225.0, 212.0, 252.0, 172.0, 252.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 3129, "image_id": 1841, "category_id": 15, "bbox": [17.0, 216.0, 24.0, 30.0], "area": 720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[17.0, 216.0, 41.0, 216.0, 41.0, 246.0, 17.0, 246.0]], "category_name": "sar ship", "caption": "The large sar ship is on the lower left"}, {"id": 3130, "image_id": 1841, "category_id": 15, "bbox": [129.0, 64.0, 24.0, 18.0], "area": 432.0, "iscrowd": 0, "ignore": 0, "segmentation": [[129.0, 64.0, 153.0, 64.0, 153.0, 82.0, 129.0, 82.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the top"}, {"id": 3131, "image_id": 1842, "category_id": 8, "bbox": [387.0, 212.0, 129.0, 288.0], "area": 37152.0, "iscrowd": 0, "ignore": 0, "segmentation": [[387.0, 212.0, 516.0, 212.0, 516.0, 500.0, 387.0, 500.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the middle of the image"}, {"id": 3132, "image_id": 1842, "category_id": 3, "bbox": [427.0, 456.0, 252.0, 239.0], "area": 60228.0, "iscrowd": 0, "ignore": 0, "segmentation": [[427.0, 456.0, 679.0, 456.0, 679.0, 695.0, 427.0, 695.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 3133, "image_id": 1842, "category_id": 3, "bbox": [279.0, 26.0, 244.0, 223.0], "area": 54412.0, "iscrowd": 0, "ignore": 0, "segmentation": [[279.0, 26.0, 523.0, 26.0, 523.0, 249.0, 279.0, 249.0]], "category_name": "optical T junction", "caption": "The optical T junction at the top of the image"}, {"id": 3134, "image_id": 1843, "category_id": 2, "bbox": [369.0, 260.0, 412.0, 395.0], "area": 162740.0, "iscrowd": 0, "ignore": 0, "segmentation": [[369.0, 260.0, 781.0, 260.0, 781.0, 655.0, 369.0, 655.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 3135, "image_id": 1843, "category_id": 3, "bbox": [54.0, 427.0, 379.0, 345.0], "area": 130755.0, "iscrowd": 0, "ignore": 0, "segmentation": [[54.0, 427.0, 433.0, 427.0, 433.0, 772.0, 54.0, 772.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 3136, "image_id": 1844, "category_id": 15, "bbox": [67.0, 80.0, 28.0, 23.0], "area": 644.0, "iscrowd": 0, "ignore": 0, "segmentation": [[67.0, 80.0, 95.0, 80.0, 95.0, 103.0, 67.0, 103.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the left"}, {"id": 3137, "image_id": 1845, "category_id": 2, "bbox": [389.0, 965.0, 313.0, 324.0], "area": 101412.0, "iscrowd": 0, "ignore": 0, "segmentation": [[389.0, 965.0, 702.0, 965.0, 702.0, 1289.0, 389.0, 1289.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the bottom of the image"}, {"id": 3138, "image_id": 1845, "category_id": 2, "bbox": [744.0, 885.0, 300.0, 300.0], "area": 90000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[744.0, 885.0, 1044.0, 885.0, 1044.0, 1185.0, 744.0, 1185.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the bottom right corner of the image"}, {"id": 3139, "image_id": 1845, "category_id": 2, "bbox": [499.0, 141.0, 321.0, 294.0], "area": 94374.0, "iscrowd": 0, "ignore": 0, "segmentation": [[499.0, 141.0, 820.0, 141.0, 820.0, 435.0, 499.0, 435.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the top of the image"}, {"id": 3140, "image_id": 1845, "category_id": 2, "bbox": [167.0, 223.0, 314.0, 326.0], "area": 102364.0, "iscrowd": 0, "ignore": 0, "segmentation": [[167.0, 223.0, 481.0, 223.0, 481.0, 549.0, 167.0, 549.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the upper left corner of the image"}, {"id": 3141, "image_id": 1846, "category_id": 15, "bbox": [121.0, 129.0, 28.0, 31.0], "area": 868.0, "iscrowd": 0, "ignore": 0, "segmentation": [[121.0, 129.0, 149.0, 129.0, 149.0, 160.0, 121.0, 160.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3142, "image_id": 1847, "category_id": 2, "bbox": [321.0, 125.0, 294.0, 267.0], "area": 78498.0, "iscrowd": 0, "ignore": 0, "segmentation": [[321.0, 125.0, 615.0, 125.0, 615.0, 392.0, 321.0, 392.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the top of the image"}, {"id": 3143, "image_id": 1847, "category_id": 2, "bbox": [339.0, 599.0, 288.0, 268.0], "area": 77184.0, "iscrowd": 0, "ignore": 0, "segmentation": [[339.0, 599.0, 627.0, 599.0, 627.0, 867.0, 339.0, 867.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 3144, "image_id": 1848, "category_id": 8, "bbox": [15.0, 249.0, 195.0, 323.0], "area": 62985.0, "iscrowd": 0, "ignore": 0, "segmentation": [[15.0, 249.0, 210.0, 249.0, 210.0, 572.0, 15.0, 572.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the bottom left corner of the image"}, {"id": 3145, "image_id": 1848, "category_id": 8, "bbox": [152.0, 284.0, 141.0, 218.0], "area": 30738.0, "iscrowd": 0, "ignore": 0, "segmentation": [[152.0, 284.0, 293.0, 284.0, 293.0, 502.0, 152.0, 502.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the bottom of the image"}, {"id": 3146, "image_id": 1848, "category_id": 8, "bbox": [251.0, 227.0, 123.0, 219.0], "area": 26937.0, "iscrowd": 0, "ignore": 0, "segmentation": [[251.0, 227.0, 374.0, 227.0, 374.0, 446.0, 251.0, 446.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the middle of the image"}, {"id": 3147, "image_id": 1849, "category_id": 8, "bbox": [412.0, 777.0, 95.0, 222.0], "area": 21090.0, "iscrowd": 0, "ignore": 0, "segmentation": [[412.0, 777.0, 507.0, 777.0, 507.0, 999.0, 412.0, 999.0]], "category_name": "optical parking lot", "caption": "There is a big optical crossroad,and the optical parking lot that needs to be found is located in the lower right corner of it."}, {"id": 3148, "image_id": 1849, "category_id": 8, "bbox": [166.0, 18.0, 162.0, 582.0], "area": 94284.0, "iscrowd": 0, "ignore": 0, "segmentation": [[166.0, 18.0, 328.0, 18.0, 328.0, 600.0, 166.0, 600.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper left corner of the image"}, {"id": 3149, "image_id": 1849, "category_id": 2, "bbox": [217.0, 549.0, 309.0, 279.0], "area": 86211.0, "iscrowd": 0, "ignore": 0, "segmentation": [[217.0, 549.0, 526.0, 549.0, 526.0, 828.0, 217.0, 828.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 3150, "image_id": 1849, "category_id": 8, "bbox": [19.0, 675.0, 213.0, 87.0], "area": 18531.0, "iscrowd": 0, "ignore": 0, "segmentation": [[19.0, 675.0, 232.0, 675.0, 232.0, 762.0, 19.0, 762.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom left corner of the image"}, {"id": 3151, "image_id": 1850, "category_id": 15, "bbox": [76.0, 163.0, 45.0, 59.0], "area": 2655.0, "iscrowd": 0, "ignore": 0, "segmentation": [[76.0, 163.0, 121.0, 163.0, 121.0, 222.0, 76.0, 222.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3152, "image_id": 1851, "category_id": 3, "bbox": [238.0, 189.0, 425.0, 408.0], "area": 173400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[238.0, 189.0, 663.0, 189.0, 663.0, 597.0, 238.0, 597.0]], "category_name": "optical T junction", "caption": "The big optical T junction in the center"}, {"id": 3153, "image_id": 1851, "category_id": 8, "bbox": [199.0, 717.0, 267.0, 153.0], "area": 40851.0, "iscrowd": 0, "ignore": 0, "segmentation": [[199.0, 717.0, 466.0, 717.0, 466.0, 870.0, 199.0, 870.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the bottom of the image"}, {"id": 3154, "image_id": 1851, "category_id": 8, "bbox": [8.0, 506.0, 358.0, 198.0], "area": 70884.0, "iscrowd": 0, "ignore": 0, "segmentation": [[8.0, 506.0, 366.0, 506.0, 366.0, 704.0, 8.0, 704.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the lower left corner of the image"}, {"id": 3155, "image_id": 1852, "category_id": 2, "bbox": [213.0, 288.0, 418.0, 378.0], "area": 158004.0, "iscrowd": 0, "ignore": 0, "segmentation": [[213.0, 288.0, 631.0, 288.0, 631.0, 666.0, 213.0, 666.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 3156, "image_id": 1852, "category_id": 3, "bbox": [256.0, 146.0, 321.0, 292.0], "area": 93732.0, "iscrowd": 0, "ignore": 0, "segmentation": [[256.0, 146.0, 577.0, 146.0, 577.0, 438.0, 256.0, 438.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 3157, "image_id": 1853, "category_id": 15, "bbox": [151.0, 1.0, 41.0, 66.0], "area": 2706.0, "iscrowd": 0, "ignore": 0, "segmentation": [[151.0, 1.0, 192.0, 1.0, 192.0, 67.0, 151.0, 67.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 3158, "image_id": 1854, "category_id": 15, "bbox": [141.0, 185.0, 26.0, 52.0], "area": 1352.0, "iscrowd": 0, "ignore": 0, "segmentation": [[141.0, 185.0, 167.0, 185.0, 167.0, 237.0, 141.0, 237.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3159, "image_id": 1855, "category_id": 15, "bbox": [158.0, 193.0, 27.0, 63.0], "area": 1701.0, "iscrowd": 0, "ignore": 0, "segmentation": [[158.0, 193.0, 185.0, 193.0, 185.0, 256.0, 158.0, 256.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 3160, "image_id": 1856, "category_id": 15, "bbox": [25.0, 192.0, 37.0, 64.0], "area": 2368.0, "iscrowd": 0, "ignore": 0, "segmentation": [[25.0, 192.0, 62.0, 192.0, 62.0, 256.0, 25.0, 256.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 3161, "image_id": 1857, "category_id": 8, "bbox": [279.0, 225.0, 101.0, 236.0], "area": 23836.0, "iscrowd": 0, "ignore": 0, "segmentation": [[279.0, 225.0, 380.0, 225.0, 380.0, 461.0, 279.0, 461.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the middle of the image"}, {"id": 3162, "image_id": 1857, "category_id": 8, "bbox": [363.0, 498.0, 98.0, 203.0], "area": 19894.0, "iscrowd": 0, "ignore": 0, "segmentation": [[363.0, 498.0, 461.0, 498.0, 461.0, 701.0, 363.0, 701.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the bottom of the image"}, {"id": 3163, "image_id": 1858, "category_id": 15, "bbox": [82.0, 130.0, 33.0, 74.0], "area": 2442.0, "iscrowd": 0, "ignore": 0, "segmentation": [[82.0, 130.0, 115.0, 130.0, 115.0, 204.0, 82.0, 204.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3164, "image_id": 1859, "category_id": 15, "bbox": [160.0, 169.0, 28.0, 67.0], "area": 1876.0, "iscrowd": 0, "ignore": 0, "segmentation": [[160.0, 169.0, 188.0, 169.0, 188.0, 236.0, 160.0, 236.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 3165, "image_id": 1860, "category_id": 3, "bbox": [70.0, 500.0, 314.0, 333.0], "area": 104562.0, "iscrowd": 0, "ignore": 0, "segmentation": [[70.0, 500.0, 384.0, 500.0, 384.0, 833.0, 70.0, 833.0]], "category_name": "optical T junction", "caption": "The optical T junction on the left side of the image"}, {"id": 3166, "image_id": 1860, "category_id": 2, "bbox": [820.0, 520.0, 310.0, 301.0], "area": 93310.0, "iscrowd": 0, "ignore": 0, "segmentation": [[820.0, 520.0, 1130.0, 520.0, 1130.0, 821.0, 820.0, 821.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the right side of the image"}, {"id": 3167, "image_id": 1861, "category_id": 3, "bbox": [122.0, 228.0, 350.0, 379.0], "area": 132650.0, "iscrowd": 0, "ignore": 0, "segmentation": [[122.0, 228.0, 472.0, 228.0, 472.0, 607.0, 122.0, 607.0]], "category_name": "optical T junction", "caption": "The optical T junction on the left side of the image"}, {"id": 3168, "image_id": 1861, "category_id": 3, "bbox": [401.0, 206.0, 392.0, 368.0], "area": 144256.0, "iscrowd": 0, "ignore": 0, "segmentation": [[401.0, 206.0, 793.0, 206.0, 793.0, 574.0, 401.0, 574.0]], "category_name": "optical T junction", "caption": "The optical T junction in the middle of the image"}, {"id": 3169, "image_id": 1861, "category_id": 8, "bbox": [17.0, 261.0, 236.0, 63.0], "area": 14868.0, "iscrowd": 0, "ignore": 0, "segmentation": [[17.0, 261.0, 253.0, 261.0, 253.0, 324.0, 17.0, 324.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper left corner of the image"}, {"id": 3170, "image_id": 1861, "category_id": 8, "bbox": [552.0, 75.0, 76.0, 245.0], "area": 18620.0, "iscrowd": 0, "ignore": 0, "segmentation": [[552.0, 75.0, 628.0, 75.0, 628.0, 320.0, 552.0, 320.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot,and the optical parking lot that needs to be found is located in the lower right corner of it."}, {"id": 3171, "image_id": 1861, "category_id": 8, "bbox": [335.0, 158.0, 155.0, 45.0], "area": 6975.0, "iscrowd": 0, "ignore": 0, "segmentation": [[335.0, 158.0, 490.0, 158.0, 490.0, 203.0, 335.0, 203.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot"}, {"id": 3172, "image_id": 1862, "category_id": 3, "bbox": [86.0, 444.0, 404.0, 385.0], "area": 155540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[86.0, 444.0, 490.0, 444.0, 490.0, 829.0, 86.0, 829.0]], "category_name": "optical T junction", "caption": "The optical T junction on the left side of the image"}, {"id": 3173, "image_id": 1862, "category_id": 3, "bbox": [596.0, 468.0, 510.0, 513.0], "area": 261630.0, "iscrowd": 0, "ignore": 0, "segmentation": [[596.0, 468.0, 1106.0, 468.0, 1106.0, 981.0, 596.0, 981.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 3174, "image_id": 1863, "category_id": 2, "bbox": [409.0, 493.0, 736.0, 700.0], "area": 515200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[409.0, 493.0, 1145.0, 493.0, 1145.0, 1193.0, 409.0, 1193.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 3175, "image_id": 1863, "category_id": 8, "bbox": [271.0, 959.0, 339.0, 75.0], "area": 25425.0, "iscrowd": 0, "ignore": 0, "segmentation": [[271.0, 959.0, 610.0, 959.0, 610.0, 1034.0, 271.0, 1034.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the left side of the image"}, {"id": 3176, "image_id": 1863, "category_id": 8, "bbox": [1052.0, 1406.0, 246.0, 78.0], "area": 19188.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1052.0, 1406.0, 1298.0, 1406.0, 1298.0, 1484.0, 1052.0, 1484.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the bottom right corner of the image"}, {"id": 3177, "image_id": 1863, "category_id": 8, "bbox": [364.0, 223.0, 312.0, 54.0], "area": 16848.0, "iscrowd": 0, "ignore": 0, "segmentation": [[364.0, 223.0, 676.0, 223.0, 676.0, 277.0, 364.0, 277.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the top of the image"}, {"id": 3178, "image_id": 1864, "category_id": 2, "bbox": [315.0, 493.0, 736.0, 700.0], "area": 515200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[315.0, 493.0, 1051.0, 493.0, 1051.0, 1193.0, 315.0, 1193.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad in the center"}, {"id": 3179, "image_id": 1864, "category_id": 8, "bbox": [850.0, 959.0, 339.0, 75.0], "area": 25425.0, "iscrowd": 0, "ignore": 0, "segmentation": [[850.0, 959.0, 1189.0, 959.0, 1189.0, 1034.0, 850.0, 1034.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot on the right side of the image"}, {"id": 3180, "image_id": 1864, "category_id": 8, "bbox": [162.0, 1406.0, 246.0, 78.0], "area": 19188.0, "iscrowd": 0, "ignore": 0, "segmentation": [[162.0, 1406.0, 408.0, 1406.0, 408.0, 1484.0, 162.0, 1484.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the bottom left corner of the image"}, {"id": 3181, "image_id": 1864, "category_id": 8, "bbox": [784.0, 223.0, 312.0, 54.0], "area": 16848.0, "iscrowd": 0, "ignore": 0, "segmentation": [[784.0, 223.0, 1096.0, 223.0, 1096.0, 277.0, 784.0, 277.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot of the image located at the top"}, {"id": 3182, "image_id": 1865, "category_id": 2, "bbox": [345.0, 641.0, 303.0, 286.0], "area": 86658.0, "iscrowd": 0, "ignore": 0, "segmentation": [[345.0, 641.0, 648.0, 641.0, 648.0, 927.0, 345.0, 927.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 3183, "image_id": 1865, "category_id": 2, "bbox": [250.0, 59.0, 401.0, 399.0], "area": 159999.0, "iscrowd": 0, "ignore": 0, "segmentation": [[250.0, 59.0, 651.0, 59.0, 651.0, 458.0, 250.0, 458.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 3184, "image_id": 1866, "category_id": 8, "bbox": [180.0, 348.0, 100.0, 460.0], "area": 46000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 348.0, 280.0, 348.0, 280.0, 808.0, 180.0, 808.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the left side of the image"}, {"id": 3185, "image_id": 1866, "category_id": 8, "bbox": [763.0, 330.0, 91.0, 501.0], "area": 45591.0, "iscrowd": 0, "ignore": 0, "segmentation": [[763.0, 330.0, 854.0, 330.0, 854.0, 831.0, 763.0, 831.0]], "category_name": "optical parking lot", "caption": "The optical parking lot on the right side of the image"}, {"id": 3186, "image_id": 1867, "category_id": 3, "bbox": [310.0, 680.0, 336.0, 313.0], "area": 105168.0, "iscrowd": 0, "ignore": 0, "segmentation": [[310.0, 680.0, 646.0, 680.0, 646.0, 993.0, 310.0, 993.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 3187, "image_id": 1867, "category_id": 2, "bbox": [309.0, 39.0, 301.0, 290.0], "area": 87290.0, "iscrowd": 0, "ignore": 0, "segmentation": [[309.0, 39.0, 610.0, 39.0, 610.0, 329.0, 309.0, 329.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 3188, "image_id": 1868, "category_id": 15, "bbox": [152.0, 137.0, 37.0, 71.0], "area": 2627.0, "iscrowd": 0, "ignore": 0, "segmentation": [[152.0, 137.0, 189.0, 137.0, 189.0, 208.0, 152.0, 208.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 3189, "image_id": 1869, "category_id": 2, "bbox": [320.0, 53.0, 644.0, 595.0], "area": 383180.0, "iscrowd": 0, "ignore": 0, "segmentation": [[320.0, 53.0, 964.0, 53.0, 964.0, 648.0, 320.0, 648.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad at the top"}, {"id": 3190, "image_id": 1869, "category_id": 3, "bbox": [286.0, 580.0, 550.0, 546.0], "area": 300300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[286.0, 580.0, 836.0, 580.0, 836.0, 1126.0, 286.0, 1126.0]], "category_name": "optical T junction", "caption": "There is an optical T junction at the bottom of the image"}, {"id": 3191, "image_id": 1869, "category_id": 3, "bbox": [610.0, 640.0, 410.0, 412.0], "area": 168920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[610.0, 640.0, 1020.0, 640.0, 1020.0, 1052.0, 610.0, 1052.0]], "category_name": "optical T junction", "caption": "The optical T junction in the lower right corner of the image"}, {"id": 3192, "image_id": 1869, "category_id": 8, "bbox": [679.0, 502.0, 66.0, 223.0], "area": 14718.0, "iscrowd": 0, "ignore": 0, "segmentation": [[679.0, 502.0, 745.0, 502.0, 745.0, 725.0, 679.0, 725.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the center of the image"}, {"id": 3193, "image_id": 1869, "category_id": 8, "bbox": [244.0, 99.0, 143.0, 45.0], "area": 6435.0, "iscrowd": 0, "ignore": 0, "segmentation": [[244.0, 99.0, 387.0, 99.0, 387.0, 144.0, 244.0, 144.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the top left corner of the image"}, {"id": 3194, "image_id": 1870, "category_id": 15, "bbox": [98.0, 144.0, 30.0, 65.0], "area": 1950.0, "iscrowd": 0, "ignore": 0, "segmentation": [[98.0, 144.0, 128.0, 144.0, 128.0, 209.0, 98.0, 209.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3195, "image_id": 1871, "category_id": 15, "bbox": [189.0, 1.0, 28.0, 53.0], "area": 1484.0, "iscrowd": 0, "ignore": 0, "segmentation": [[189.0, 1.0, 217.0, 1.0, 217.0, 54.0, 189.0, 54.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 3196, "image_id": 1872, "category_id": 15, "bbox": [26.0, 55.0, 72.0, 198.0], "area": 14256.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 55.0, 98.0, 55.0, 98.0, 253.0, 26.0, 253.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the left"}, {"id": 3197, "image_id": 1873, "category_id": 2, "bbox": [164.0, 397.0, 342.0, 334.0], "area": 114228.0, "iscrowd": 0, "ignore": 0, "segmentation": [[164.0, 397.0, 506.0, 397.0, 506.0, 731.0, 164.0, 731.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 3198, "image_id": 1873, "category_id": 3, "bbox": [710.0, 511.0, 322.0, 316.0], "area": 101752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[710.0, 511.0, 1032.0, 511.0, 1032.0, 827.0, 710.0, 827.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 3199, "image_id": 1874, "category_id": 15, "bbox": [150.0, 1.0, 52.0, 94.0], "area": 4888.0, "iscrowd": 0, "ignore": 0, "segmentation": [[150.0, 1.0, 202.0, 1.0, 202.0, 95.0, 150.0, 95.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the upper right"}, {"id": 3200, "image_id": 1875, "category_id": 3, "bbox": [225.0, 89.0, 282.0, 243.0], "area": 68526.0, "iscrowd": 0, "ignore": 0, "segmentation": [[225.0, 89.0, 507.0, 89.0, 507.0, 332.0, 225.0, 332.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the top of the image"}, {"id": 3201, "image_id": 1875, "category_id": 3, "bbox": [240.0, 413.0, 276.0, 234.0], "area": 64584.0, "iscrowd": 0, "ignore": 0, "segmentation": [[240.0, 413.0, 516.0, 413.0, 516.0, 647.0, 240.0, 647.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the bottom of the image"}, {"id": 3202, "image_id": 1876, "category_id": 8, "bbox": [456.0, 297.0, 94.0, 140.0], "area": 13160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[456.0, 297.0, 550.0, 297.0, 550.0, 437.0, 456.0, 437.0]], "category_name": "optical parking lot", "caption": "The optical parking lot on the right side of the image"}, {"id": 3203, "image_id": 1876, "category_id": 8, "bbox": [227.0, 119.0, 95.0, 193.0], "area": 18335.0, "iscrowd": 0, "ignore": 0, "segmentation": [[227.0, 119.0, 322.0, 119.0, 322.0, 312.0, 227.0, 312.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the top of the image"}, {"id": 3204, "image_id": 1876, "category_id": 8, "bbox": [196.0, 443.0, 157.0, 87.0], "area": 13659.0, "iscrowd": 0, "ignore": 0, "segmentation": [[196.0, 443.0, 353.0, 443.0, 353.0, 530.0, 196.0, 530.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the middle of the image"}, {"id": 3205, "image_id": 1877, "category_id": 15, "bbox": [38.0, 40.0, 34.0, 96.0], "area": 3264.0, "iscrowd": 0, "ignore": 0, "segmentation": [[38.0, 40.0, 72.0, 40.0, 72.0, 136.0, 38.0, 136.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 3206, "image_id": 1878, "category_id": 15, "bbox": [42.0, 201.0, 30.0, 54.0], "area": 1620.0, "iscrowd": 0, "ignore": 0, "segmentation": [[42.0, 201.0, 72.0, 201.0, 72.0, 255.0, 42.0, 255.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 3207, "image_id": 1879, "category_id": 15, "bbox": [57.0, 45.0, 64.0, 22.0], "area": 1408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[57.0, 45.0, 121.0, 45.0, 121.0, 67.0, 57.0, 67.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 3208, "image_id": 1879, "category_id": 15, "bbox": [150.0, 38.0, 60.0, 20.0], "area": 1200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[150.0, 38.0, 210.0, 38.0, 210.0, 58.0, 150.0, 58.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 3209, "image_id": 1880, "category_id": 2, "bbox": [435.0, 462.0, 300.0, 300.0], "area": 90000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[435.0, 462.0, 735.0, 462.0, 735.0, 762.0, 435.0, 762.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the middle of the image"}, {"id": 3210, "image_id": 1881, "category_id": 15, "bbox": [215.0, 213.0, 41.0, 30.0], "area": 1230.0, "iscrowd": 0, "ignore": 0, "segmentation": [[215.0, 213.0, 256.0, 213.0, 256.0, 243.0, 215.0, 243.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 3211, "image_id": 1882, "category_id": 15, "bbox": [197.0, 117.0, 20.0, 46.0], "area": 920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[197.0, 117.0, 217.0, 117.0, 217.0, 163.0, 197.0, 163.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 3212, "image_id": 1883, "category_id": 2, "bbox": [468.0, 302.0, 482.0, 448.0], "area": 215936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[468.0, 302.0, 950.0, 302.0, 950.0, 750.0, 468.0, 750.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad in the center"}, {"id": 3213, "image_id": 1883, "category_id": 8, "bbox": [908.0, 698.0, 148.0, 64.0], "area": 9472.0, "iscrowd": 0, "ignore": 0, "segmentation": [[908.0, 698.0, 1056.0, 698.0, 1056.0, 762.0, 908.0, 762.0]], "category_name": "optical parking lot", "caption": "The optical parking lot side of the image located on the right"}, {"id": 3214, "image_id": 1883, "category_id": 8, "bbox": [5.0, 1266.0, 275.0, 78.0], "area": 21450.0, "iscrowd": 0, "ignore": 0, "segmentation": [[5.0, 1266.0, 280.0, 1266.0, 280.0, 1344.0, 5.0, 1344.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the lower left corner of the image"}, {"id": 3215, "image_id": 1884, "category_id": 15, "bbox": [72.0, 1.0, 34.0, 35.0], "area": 1190.0, "iscrowd": 0, "ignore": 0, "segmentation": [[72.0, 1.0, 106.0, 1.0, 106.0, 36.0, 72.0, 36.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 3216, "image_id": 1884, "category_id": 15, "bbox": [217.0, 151.0, 24.0, 51.0], "area": 1224.0, "iscrowd": 0, "ignore": 0, "segmentation": [[217.0, 151.0, 241.0, 151.0, 241.0, 202.0, 217.0, 202.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 3217, "image_id": 1885, "category_id": 15, "bbox": [103.0, 196.0, 89.0, 57.0], "area": 5073.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 196.0, 192.0, 196.0, 192.0, 253.0, 103.0, 253.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the bottom"}, {"id": 3218, "image_id": 1886, "category_id": 2, "bbox": [205.0, 518.0, 320.0, 293.0], "area": 93760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[205.0, 518.0, 525.0, 518.0, 525.0, 811.0, 205.0, 811.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 3219, "image_id": 1886, "category_id": 3, "bbox": [259.0, 50.0, 324.0, 304.0], "area": 98496.0, "iscrowd": 0, "ignore": 0, "segmentation": [[259.0, 50.0, 583.0, 50.0, 583.0, 354.0, 259.0, 354.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 3220, "image_id": 1887, "category_id": 3, "bbox": [182.0, 243.0, 276.0, 270.0], "area": 74520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[182.0, 243.0, 458.0, 243.0, 458.0, 513.0, 182.0, 513.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 3221, "image_id": 1888, "category_id": 2, "bbox": [202.0, 34.0, 272.0, 242.0], "area": 65824.0, "iscrowd": 0, "ignore": 0, "segmentation": [[202.0, 34.0, 474.0, 34.0, 474.0, 276.0, 202.0, 276.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the top of the image"}, {"id": 3222, "image_id": 1888, "category_id": 3, "bbox": [315.0, 515.0, 290.0, 262.0], "area": 75980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[315.0, 515.0, 605.0, 515.0, 605.0, 777.0, 315.0, 777.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 3223, "image_id": 1889, "category_id": 3, "bbox": [325.0, 460.0, 239.0, 249.0], "area": 59511.0, "iscrowd": 0, "ignore": 0, "segmentation": [[325.0, 460.0, 564.0, 460.0, 564.0, 709.0, 325.0, 709.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the bottom of the image"}, {"id": 3224, "image_id": 1889, "category_id": 3, "bbox": [170.0, 108.0, 247.0, 239.0], "area": 59033.0, "iscrowd": 0, "ignore": 0, "segmentation": [[170.0, 108.0, 417.0, 108.0, 417.0, 347.0, 170.0, 347.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the top of the image"}, {"id": 3225, "image_id": 1889, "category_id": 8, "bbox": [203.0, 233.0, 75.0, 108.0], "area": 8100.0, "iscrowd": 0, "ignore": 0, "segmentation": [[203.0, 233.0, 278.0, 233.0, 278.0, 341.0, 203.0, 341.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot"}, {"id": 3226, "image_id": 1890, "category_id": 15, "bbox": [89.0, 77.0, 19.0, 68.0], "area": 1292.0, "iscrowd": 0, "ignore": 0, "segmentation": [[89.0, 77.0, 108.0, 77.0, 108.0, 145.0, 89.0, 145.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3227, "image_id": 1891, "category_id": 8, "bbox": [198.0, 95.0, 160.0, 337.0], "area": 53920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[198.0, 95.0, 358.0, 95.0, 358.0, 432.0, 198.0, 432.0]], "category_name": "optical parking lot", "caption": "There is a big optical parking lot in the center"}, {"id": 3228, "image_id": 1892, "category_id": 15, "bbox": [210.0, 81.0, 20.0, 65.0], "area": 1300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[210.0, 81.0, 230.0, 81.0, 230.0, 146.0, 210.0, 146.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 3229, "image_id": 1893, "category_id": 15, "bbox": [152.0, 1.0, 21.0, 45.0], "area": 945.0, "iscrowd": 0, "ignore": 0, "segmentation": [[152.0, 1.0, 173.0, 1.0, 173.0, 46.0, 152.0, 46.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 3230, "image_id": 1894, "category_id": 15, "bbox": [10.0, 23.0, 25.0, 101.0], "area": 2525.0, "iscrowd": 0, "ignore": 0, "segmentation": [[10.0, 23.0, 35.0, 23.0, 35.0, 124.0, 10.0, 124.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 3231, "image_id": 1895, "category_id": 15, "bbox": [169.0, 184.0, 23.0, 34.0], "area": 782.0, "iscrowd": 0, "ignore": 0, "segmentation": [[169.0, 184.0, 192.0, 184.0, 192.0, 218.0, 169.0, 218.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 3232, "image_id": 1896, "category_id": 15, "bbox": [170.0, 56.0, 22.0, 36.0], "area": 792.0, "iscrowd": 0, "ignore": 0, "segmentation": [[170.0, 56.0, 192.0, 56.0, 192.0, 92.0, 170.0, 92.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 3233, "image_id": 1897, "category_id": 8, "bbox": [243.0, 25.0, 55.0, 217.0], "area": 11935.0, "iscrowd": 0, "ignore": 0, "segmentation": [[243.0, 25.0, 298.0, 25.0, 298.0, 242.0, 243.0, 242.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the top of the image"}, {"id": 3234, "image_id": 1897, "category_id": 2, "bbox": [163.0, 675.0, 226.0, 211.0], "area": 47686.0, "iscrowd": 0, "ignore": 0, "segmentation": [[163.0, 675.0, 389.0, 675.0, 389.0, 886.0, 163.0, 886.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 3235, "image_id": 1897, "category_id": 2, "bbox": [166.0, 455.0, 235.0, 226.0], "area": 53110.0, "iscrowd": 0, "ignore": 0, "segmentation": [[166.0, 455.0, 401.0, 455.0, 401.0, 681.0, 166.0, 681.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the middle of the image"}, {"id": 3236, "image_id": 1897, "category_id": 3, "bbox": [186.0, 147.0, 237.0, 230.0], "area": 54510.0, "iscrowd": 0, "ignore": 0, "segmentation": [[186.0, 147.0, 423.0, 147.0, 423.0, 377.0, 186.0, 377.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the top of the image"}, {"id": 3237, "image_id": 1898, "category_id": 15, "bbox": [41.0, 58.0, 23.0, 32.0], "area": 736.0, "iscrowd": 0, "ignore": 0, "segmentation": [[41.0, 58.0, 64.0, 58.0, 64.0, 90.0, 41.0, 90.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 3238, "image_id": 1899, "category_id": 8, "bbox": [992.0, 618.0, 74.0, 598.0], "area": 44252.0, "iscrowd": 0, "ignore": 0, "segmentation": [[992.0, 618.0, 1066.0, 618.0, 1066.0, 1216.0, 992.0, 1216.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the lower right corner of the image"}, {"id": 3239, "image_id": 1899, "category_id": 8, "bbox": [1018.0, 58.0, 62.0, 386.0], "area": 23932.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1018.0, 58.0, 1080.0, 58.0, 1080.0, 444.0, 1018.0, 444.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot"}, {"id": 3240, "image_id": 1899, "category_id": 3, "bbox": [868.0, 340.0, 356.0, 370.0], "area": 131720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[868.0, 340.0, 1224.0, 340.0, 1224.0, 710.0, 868.0, 710.0]], "category_name": "optical T junction", "caption": "The optical T junction side of the image located on the right"}, {"id": 3241, "image_id": 1899, "category_id": 2, "bbox": [56.0, 200.0, 384.0, 368.0], "area": 141312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[56.0, 200.0, 440.0, 200.0, 440.0, 568.0, 56.0, 568.0]], "category_name": "optical crossroad", "caption": "There is an optical crossroad in the top left corner of the image"}, {"id": 3242, "image_id": 1900, "category_id": 15, "bbox": [41.0, 173.0, 19.0, 54.0], "area": 1026.0, "iscrowd": 0, "ignore": 0, "segmentation": [[41.0, 173.0, 60.0, 173.0, 60.0, 227.0, 41.0, 227.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 3243, "image_id": 1901, "category_id": 15, "bbox": [83.0, 139.0, 25.0, 76.0], "area": 1900.0, "iscrowd": 0, "ignore": 0, "segmentation": [[83.0, 139.0, 108.0, 139.0, 108.0, 215.0, 83.0, 215.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3244, "image_id": 1902, "category_id": 3, "bbox": [198.0, 42.0, 321.0, 312.0], "area": 100152.0, "iscrowd": 0, "ignore": 0, "segmentation": [[198.0, 42.0, 519.0, 42.0, 519.0, 354.0, 198.0, 354.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 3245, "image_id": 1903, "category_id": 15, "bbox": [145.0, 59.0, 37.0, 124.0], "area": 4588.0, "iscrowd": 0, "ignore": 0, "segmentation": [[145.0, 59.0, 182.0, 59.0, 182.0, 183.0, 145.0, 183.0]], "category_name": "sar ship", "caption": "A massive sar ship is in the middle"}, {"id": 3246, "image_id": 1904, "category_id": 2, "bbox": [178.0, 107.0, 469.0, 438.0], "area": 205422.0, "iscrowd": 0, "ignore": 0, "segmentation": [[178.0, 107.0, 647.0, 107.0, 647.0, 545.0, 178.0, 545.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 3247, "image_id": 1904, "category_id": 8, "bbox": [8.0, 710.0, 346.0, 79.0], "area": 27334.0, "iscrowd": 0, "ignore": 0, "segmentation": [[8.0, 710.0, 354.0, 710.0, 354.0, 789.0, 8.0, 789.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the bottom left corner of the image"}, {"id": 3248, "image_id": 1904, "category_id": 3, "bbox": [274.0, 496.0, 326.0, 300.0], "area": 97800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[274.0, 496.0, 600.0, 496.0, 600.0, 796.0, 274.0, 796.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 3249, "image_id": 1905, "category_id": 3, "bbox": [180.0, 265.0, 356.0, 344.0], "area": 122464.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 265.0, 536.0, 265.0, 536.0, 609.0, 180.0, 609.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the middle of the image"}, {"id": 3250, "image_id": 1905, "category_id": 3, "bbox": [646.0, 379.0, 342.0, 346.0], "area": 118332.0, "iscrowd": 0, "ignore": 0, "segmentation": [[646.0, 379.0, 988.0, 379.0, 988.0, 725.0, 646.0, 725.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 3251, "image_id": 1905, "category_id": 8, "bbox": [360.0, 123.0, 58.0, 172.0], "area": 9976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[360.0, 123.0, 418.0, 123.0, 418.0, 295.0, 360.0, 295.0]], "category_name": "optical parking lot", "caption": "There is a optical T junction in the middle of the image,and the optical parking lot that needs to be found is located in the upper right corner of it."}, {"id": 3252, "image_id": 1905, "category_id": 8, "bbox": [434.0, 39.0, 66.0, 166.0], "area": 10956.0, "iscrowd": 0, "ignore": 0, "segmentation": [[434.0, 39.0, 500.0, 39.0, 500.0, 205.0, 434.0, 205.0]], "category_name": "optical parking lot", "caption": "There is a optical T junction on the right side of the image,and the optical parking lot that needs to be found is located in the upper left corner of it."}, {"id": 3253, "image_id": 1906, "category_id": 15, "bbox": [75.0, 173.0, 37.0, 38.0], "area": 1406.0, "iscrowd": 0, "ignore": 0, "segmentation": [[75.0, 173.0, 112.0, 173.0, 112.0, 211.0, 75.0, 211.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3254, "image_id": 1907, "category_id": 15, "bbox": [57.0, 59.0, 27.0, 18.0], "area": 486.0, "iscrowd": 0, "ignore": 0, "segmentation": [[57.0, 59.0, 84.0, 59.0, 84.0, 77.0, 57.0, 77.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 3255, "image_id": 1908, "category_id": 15, "bbox": [30.0, 124.0, 26.0, 44.0], "area": 1144.0, "iscrowd": 0, "ignore": 0, "segmentation": [[30.0, 124.0, 56.0, 124.0, 56.0, 168.0, 30.0, 168.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 3256, "image_id": 1908, "category_id": 15, "bbox": [201.0, 46.0, 39.0, 36.0], "area": 1404.0, "iscrowd": 0, "ignore": 0, "segmentation": [[201.0, 46.0, 240.0, 46.0, 240.0, 82.0, 201.0, 82.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 3257, "image_id": 1909, "category_id": 2, "bbox": [72.0, 126.0, 338.0, 350.0], "area": 118300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[72.0, 126.0, 410.0, 126.0, 410.0, 476.0, 72.0, 476.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the upper left corner of the image"}, {"id": 3258, "image_id": 1909, "category_id": 2, "bbox": [108.0, 783.0, 374.0, 366.0], "area": 136884.0, "iscrowd": 0, "ignore": 0, "segmentation": [[108.0, 783.0, 482.0, 783.0, 482.0, 1149.0, 108.0, 1149.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 3259, "image_id": 1909, "category_id": 3, "bbox": [734.0, 300.0, 282.0, 288.0], "area": 81216.0, "iscrowd": 0, "ignore": 0, "segmentation": [[734.0, 300.0, 1016.0, 300.0, 1016.0, 588.0, 734.0, 588.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the right side of the image"}, {"id": 3260, "image_id": 1910, "category_id": 2, "bbox": [241.0, 92.0, 400.0, 380.0], "area": 152000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[241.0, 92.0, 641.0, 92.0, 641.0, 472.0, 241.0, 472.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 3261, "image_id": 1910, "category_id": 2, "bbox": [435.0, 534.0, 290.0, 280.0], "area": 81200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[435.0, 534.0, 725.0, 534.0, 725.0, 814.0, 435.0, 814.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 3262, "image_id": 1911, "category_id": 2, "bbox": [516.0, 619.0, 360.0, 320.0], "area": 115200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[516.0, 619.0, 876.0, 619.0, 876.0, 939.0, 516.0, 939.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 3263, "image_id": 1911, "category_id": 2, "bbox": [296.0, 37.0, 362.0, 352.0], "area": 127424.0, "iscrowd": 0, "ignore": 0, "segmentation": [[296.0, 37.0, 658.0, 37.0, 658.0, 389.0, 296.0, 389.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 3264, "image_id": 1912, "category_id": 8, "bbox": [27.0, 252.0, 373.0, 212.0], "area": 79076.0, "iscrowd": 0, "ignore": 0, "segmentation": [[27.0, 252.0, 400.0, 252.0, 400.0, 464.0, 27.0, 464.0]], "category_name": "optical parking lot", "caption": "The big optical parking lot"}, {"id": 3265, "image_id": 1912, "category_id": 8, "bbox": [106.0, 756.0, 126.0, 78.0], "area": 9828.0, "iscrowd": 0, "ignore": 0, "segmentation": [[106.0, 756.0, 232.0, 756.0, 232.0, 834.0, 106.0, 834.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot"}, {"id": 3266, "image_id": 1912, "category_id": 8, "bbox": [34.0, 765.0, 84.0, 147.0], "area": 12348.0, "iscrowd": 0, "ignore": 0, "segmentation": [[34.0, 765.0, 118.0, 765.0, 118.0, 912.0, 34.0, 912.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot,and the optical parking lot that needs to be found is located in the lower left corner of it."}, {"id": 3267, "image_id": 1912, "category_id": 8, "bbox": [594.0, 126.0, 118.0, 248.0], "area": 29264.0, "iscrowd": 0, "ignore": 0, "segmentation": [[594.0, 126.0, 712.0, 126.0, 712.0, 374.0, 594.0, 374.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper right corner of the image"}, {"id": 3268, "image_id": 1913, "category_id": 8, "bbox": [169.0, 691.0, 114.0, 246.0], "area": 28044.0, "iscrowd": 0, "ignore": 0, "segmentation": [[169.0, 691.0, 283.0, 691.0, 283.0, 937.0, 169.0, 937.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the bottom left corner of the image"}, {"id": 3269, "image_id": 1913, "category_id": 8, "bbox": [184.0, 34.0, 90.0, 140.0], "area": 12600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[184.0, 34.0, 274.0, 34.0, 274.0, 174.0, 184.0, 174.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the upper left corner of the image"}, {"id": 3270, "image_id": 1914, "category_id": 8, "bbox": [100.0, 104.0, 303.0, 62.0], "area": 18786.0, "iscrowd": 0, "ignore": 0, "segmentation": [[100.0, 104.0, 403.0, 104.0, 403.0, 166.0, 100.0, 166.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the top of the image"}, {"id": 3271, "image_id": 1914, "category_id": 8, "bbox": [115.0, 569.0, 409.0, 47.0], "area": 19223.0, "iscrowd": 0, "ignore": 0, "segmentation": [[115.0, 569.0, 524.0, 569.0, 524.0, 616.0, 115.0, 616.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the bottom of the image"}, {"id": 3272, "image_id": 1915, "category_id": 15, "bbox": [126.0, 118.0, 41.0, 31.0], "area": 1271.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 118.0, 167.0, 118.0, 167.0, 149.0, 126.0, 149.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3273, "image_id": 1916, "category_id": 8, "bbox": [5.0, 296.0, 510.0, 70.0], "area": 35700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[5.0, 296.0, 515.0, 296.0, 515.0, 366.0, 5.0, 366.0]], "category_name": "optical parking lot", "caption": "There is a big optical parking lot"}, {"id": 3274, "image_id": 1917, "category_id": 2, "bbox": [374.0, 92.0, 329.0, 310.0], "area": 101990.0, "iscrowd": 0, "ignore": 0, "segmentation": [[374.0, 92.0, 703.0, 92.0, 703.0, 402.0, 374.0, 402.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad located on the right"}, {"id": 3275, "image_id": 1917, "category_id": 8, "bbox": [33.0, 600.0, 207.0, 43.0], "area": 8901.0, "iscrowd": 0, "ignore": 0, "segmentation": [[33.0, 600.0, 240.0, 600.0, 240.0, 643.0, 33.0, 643.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot and the optical parking lot that needs to be found is located in the corner of it at the bottom left"}, {"id": 3276, "image_id": 1917, "category_id": 8, "bbox": [0.0, 469.0, 27.0, 97.0], "area": 2619.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 469.0, 27.0, 469.0, 27.0, 566.0, 0.0, 566.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot located at the bottom left"}, {"id": 3277, "image_id": 1918, "category_id": 15, "bbox": [112.0, 101.0, 74.0, 84.0], "area": 6216.0, "iscrowd": 0, "ignore": 0, "segmentation": [[112.0, 101.0, 186.0, 101.0, 186.0, 185.0, 112.0, 185.0]], "category_name": "sar ship", "caption": "A massive sar ship is in the middle"}, {"id": 3278, "image_id": 1919, "category_id": 15, "bbox": [121.0, 1.0, 67.0, 61.0], "area": 4087.0, "iscrowd": 0, "ignore": 0, "segmentation": [[121.0, 1.0, 188.0, 1.0, 188.0, 62.0, 121.0, 62.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the top"}, {"id": 3279, "image_id": 1920, "category_id": 2, "bbox": [273.0, 64.0, 294.0, 269.0], "area": 79086.0, "iscrowd": 0, "ignore": 0, "segmentation": [[273.0, 64.0, 567.0, 64.0, 567.0, 333.0, 273.0, 333.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 3280, "image_id": 1920, "category_id": 2, "bbox": [280.0, 531.0, 320.0, 287.0], "area": 91840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[280.0, 531.0, 600.0, 531.0, 600.0, 818.0, 280.0, 818.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 3281, "image_id": 1921, "category_id": 15, "bbox": [139.0, 159.0, 30.0, 37.0], "area": 1110.0, "iscrowd": 0, "ignore": 0, "segmentation": [[139.0, 159.0, 169.0, 159.0, 169.0, 196.0, 139.0, 196.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3282, "image_id": 1922, "category_id": 2, "bbox": [420.0, 299.0, 328.0, 321.0], "area": 105288.0, "iscrowd": 0, "ignore": 0, "segmentation": [[420.0, 299.0, 748.0, 299.0, 748.0, 620.0, 420.0, 620.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the right side of the image"}, {"id": 3283, "image_id": 1922, "category_id": 8, "bbox": [26.0, 427.0, 460.0, 72.0], "area": 33120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 427.0, 486.0, 427.0, 486.0, 499.0, 26.0, 499.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the left side of the image"}, {"id": 3284, "image_id": 1922, "category_id": 8, "bbox": [213.0, 113.0, 186.0, 57.0], "area": 10602.0, "iscrowd": 0, "ignore": 0, "segmentation": [[213.0, 113.0, 399.0, 113.0, 399.0, 170.0, 213.0, 170.0]], "category_name": "optical parking lot", "caption": "There is a optical crossroad on the right side of the image,and the optical parking lot that needs to be found is located in the upper left corner of it."}, {"id": 3285, "image_id": 1922, "category_id": 2, "bbox": [357.0, 18.0, 289.0, 257.0], "area": 74273.0, "iscrowd": 0, "ignore": 0, "segmentation": [[357.0, 18.0, 646.0, 18.0, 646.0, 275.0, 357.0, 275.0]], "category_name": "optical crossroad", "caption": "There is a optical parking lot on the left side of the image,and the optical crossroad that needs to be found is located in the upper right corner of it."}, {"id": 3286, "image_id": 1923, "category_id": 2, "bbox": [322.0, 623.0, 313.0, 292.0], "area": 91396.0, "iscrowd": 0, "ignore": 0, "segmentation": [[322.0, 623.0, 635.0, 623.0, 635.0, 915.0, 322.0, 915.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the bottom of the image"}, {"id": 3287, "image_id": 1923, "category_id": 3, "bbox": [120.0, 162.0, 374.0, 343.0], "area": 128282.0, "iscrowd": 0, "ignore": 0, "segmentation": [[120.0, 162.0, 494.0, 162.0, 494.0, 505.0, 120.0, 505.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 3288, "image_id": 1924, "category_id": 8, "bbox": [126.0, 230.0, 470.0, 153.0], "area": 71910.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 230.0, 596.0, 230.0, 596.0, 383.0, 126.0, 383.0]], "category_name": "optical parking lot", "caption": "There is a big optical parking lot"}, {"id": 3289, "image_id": 1925, "category_id": 2, "bbox": [292.0, 68.0, 305.0, 294.0], "area": 89670.0, "iscrowd": 0, "ignore": 0, "segmentation": [[292.0, 68.0, 597.0, 68.0, 597.0, 362.0, 292.0, 362.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 3290, "image_id": 1925, "category_id": 2, "bbox": [363.0, 476.0, 283.0, 265.0], "area": 74995.0, "iscrowd": 0, "ignore": 0, "segmentation": [[363.0, 476.0, 646.0, 476.0, 646.0, 741.0, 363.0, 741.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 3291, "image_id": 1926, "category_id": 15, "bbox": [174.0, 100.0, 18.0, 19.0], "area": 342.0, "iscrowd": 0, "ignore": 0, "segmentation": [[174.0, 100.0, 192.0, 100.0, 192.0, 119.0, 174.0, 119.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 3292, "image_id": 1927, "category_id": 2, "bbox": [252.0, 58.0, 287.0, 257.0], "area": 73759.0, "iscrowd": 0, "ignore": 0, "segmentation": [[252.0, 58.0, 539.0, 58.0, 539.0, 315.0, 252.0, 315.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 3293, "image_id": 1927, "category_id": 2, "bbox": [306.0, 434.0, 284.0, 286.0], "area": 81224.0, "iscrowd": 0, "ignore": 0, "segmentation": [[306.0, 434.0, 590.0, 434.0, 590.0, 720.0, 306.0, 720.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 3294, "image_id": 1928, "category_id": 8, "bbox": [177.0, 37.0, 467.0, 201.0], "area": 93867.0, "iscrowd": 0, "ignore": 0, "segmentation": [[177.0, 37.0, 644.0, 37.0, 644.0, 238.0, 177.0, 238.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the top of the image"}, {"id": 3295, "image_id": 1928, "category_id": 8, "bbox": [15.0, 590.0, 497.0, 193.0], "area": 95921.0, "iscrowd": 0, "ignore": 0, "segmentation": [[15.0, 590.0, 512.0, 590.0, 512.0, 783.0, 15.0, 783.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the bottom of the image"}, {"id": 3296, "image_id": 1929, "category_id": 15, "bbox": [150.0, 206.0, 22.0, 46.0], "area": 1012.0, "iscrowd": 0, "ignore": 0, "segmentation": [[150.0, 206.0, 172.0, 206.0, 172.0, 252.0, 150.0, 252.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3297, "image_id": 1930, "category_id": 15, "bbox": [151.0, 79.0, 20.0, 47.0], "area": 940.0, "iscrowd": 0, "ignore": 0, "segmentation": [[151.0, 79.0, 171.0, 79.0, 171.0, 126.0, 151.0, 126.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3298, "image_id": 1931, "category_id": 2, "bbox": [252.0, 103.0, 212.0, 213.0], "area": 45156.0, "iscrowd": 0, "ignore": 0, "segmentation": [[252.0, 103.0, 464.0, 103.0, 464.0, 316.0, 252.0, 316.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 3299, "image_id": 1931, "category_id": 2, "bbox": [331.0, 618.0, 257.0, 248.0], "area": 63736.0, "iscrowd": 0, "ignore": 0, "segmentation": [[331.0, 618.0, 588.0, 618.0, 588.0, 866.0, 331.0, 866.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 3300, "image_id": 1932, "category_id": 15, "bbox": [53.0, 22.0, 55.0, 55.0], "area": 3025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[53.0, 22.0, 108.0, 22.0, 108.0, 77.0, 53.0, 77.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 3301, "image_id": 1933, "category_id": 15, "bbox": [149.0, 113.0, 54.0, 40.0], "area": 2160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[149.0, 113.0, 203.0, 113.0, 203.0, 153.0, 149.0, 153.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 3302, "image_id": 1934, "category_id": 15, "bbox": [23.0, 124.0, 52.0, 34.0], "area": 1768.0, "iscrowd": 0, "ignore": 0, "segmentation": [[23.0, 124.0, 75.0, 124.0, 75.0, 158.0, 23.0, 158.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 3303, "image_id": 1934, "category_id": 15, "bbox": [225.0, 225.0, 31.0, 25.0], "area": 775.0, "iscrowd": 0, "ignore": 0, "segmentation": [[225.0, 225.0, 256.0, 225.0, 256.0, 250.0, 225.0, 250.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 3304, "image_id": 1935, "category_id": 3, "bbox": [307.0, 239.0, 368.0, 366.0], "area": 134688.0, "iscrowd": 0, "ignore": 0, "segmentation": [[307.0, 239.0, 675.0, 239.0, 675.0, 605.0, 307.0, 605.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 3305, "image_id": 1935, "category_id": 8, "bbox": [67.0, 236.0, 296.0, 121.0], "area": 35816.0, "iscrowd": 0, "ignore": 0, "segmentation": [[67.0, 236.0, 363.0, 236.0, 363.0, 357.0, 67.0, 357.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the left side of the image"}, {"id": 3306, "image_id": 1935, "category_id": 8, "bbox": [351.0, 134.0, 109.0, 60.0], "area": 6540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[351.0, 134.0, 460.0, 134.0, 460.0, 194.0, 351.0, 194.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot"}, {"id": 3307, "image_id": 1936, "category_id": 8, "bbox": [333.0, 1.0, 109.0, 278.0], "area": 30302.0, "iscrowd": 0, "ignore": 0, "segmentation": [[333.0, 1.0, 442.0, 1.0, 442.0, 279.0, 333.0, 279.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the bottom of the image"}, {"id": 3308, "image_id": 1936, "category_id": 8, "bbox": [307.0, 442.0, 76.0, 166.0], "area": 12616.0, "iscrowd": 0, "ignore": 0, "segmentation": [[307.0, 442.0, 383.0, 442.0, 383.0, 608.0, 307.0, 608.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot at the top of the image"}, {"id": 3309, "image_id": 1936, "category_id": 8, "bbox": [431.0, 45.0, 87.0, 234.0], "area": 20358.0, "iscrowd": 0, "ignore": 0, "segmentation": [[431.0, 45.0, 518.0, 45.0, 518.0, 279.0, 431.0, 279.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the upper right corner of the image"}, {"id": 3310, "image_id": 1937, "category_id": 8, "bbox": [47.0, 303.0, 317.0, 56.0], "area": 17752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[47.0, 303.0, 364.0, 303.0, 364.0, 359.0, 47.0, 359.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the center of the image"}, {"id": 3311, "image_id": 1938, "category_id": 2, "bbox": [326.0, 458.0, 358.0, 371.0], "area": 132818.0, "iscrowd": 0, "ignore": 0, "segmentation": [[326.0, 458.0, 684.0, 458.0, 684.0, 829.0, 326.0, 829.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 3312, "image_id": 1939, "category_id": 15, "bbox": [5.0, 215.0, 68.0, 36.0], "area": 2448.0, "iscrowd": 0, "ignore": 0, "segmentation": [[5.0, 215.0, 73.0, 215.0, 73.0, 251.0, 5.0, 251.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 3313, "image_id": 1940, "category_id": 2, "bbox": [109.0, 489.0, 448.0, 448.0], "area": 200704.0, "iscrowd": 0, "ignore": 0, "segmentation": [[109.0, 489.0, 557.0, 489.0, 557.0, 937.0, 109.0, 937.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the left side of the image"}, {"id": 3314, "image_id": 1940, "category_id": 2, "bbox": [696.0, 481.0, 376.0, 386.0], "area": 145136.0, "iscrowd": 0, "ignore": 0, "segmentation": [[696.0, 481.0, 1072.0, 481.0, 1072.0, 867.0, 696.0, 867.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the right side of the image"}, {"id": 3315, "image_id": 1941, "category_id": 15, "bbox": [134.0, 112.0, 48.0, 44.0], "area": 2112.0, "iscrowd": 0, "ignore": 0, "segmentation": [[134.0, 112.0, 182.0, 112.0, 182.0, 156.0, 134.0, 156.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3316, "image_id": 1942, "category_id": 15, "bbox": [26.0, 147.0, 93.0, 77.0], "area": 7161.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 147.0, 119.0, 147.0, 119.0, 224.0, 26.0, 224.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the lower left"}, {"id": 3317, "image_id": 1943, "category_id": 2, "bbox": [153.0, 224.0, 356.0, 355.0], "area": 126380.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 224.0, 509.0, 224.0, 509.0, 579.0, 153.0, 579.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 3318, "image_id": 1944, "category_id": 2, "bbox": [141.0, 359.0, 356.0, 337.0], "area": 119972.0, "iscrowd": 0, "ignore": 0, "segmentation": [[141.0, 359.0, 497.0, 359.0, 497.0, 696.0, 141.0, 696.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 3319, "image_id": 1945, "category_id": 15, "bbox": [157.0, 218.0, 47.0, 17.0], "area": 799.0, "iscrowd": 0, "ignore": 0, "segmentation": [[157.0, 218.0, 204.0, 218.0, 204.0, 235.0, 157.0, 235.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 3320, "image_id": 1946, "category_id": 15, "bbox": [226.0, 41.0, 21.0, 45.0], "area": 945.0, "iscrowd": 0, "ignore": 0, "segmentation": [[226.0, 41.0, 247.0, 41.0, 247.0, 86.0, 226.0, 86.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 3321, "image_id": 1946, "category_id": 15, "bbox": [186.0, 145.0, 22.0, 52.0], "area": 1144.0, "iscrowd": 0, "ignore": 0, "segmentation": [[186.0, 145.0, 208.0, 145.0, 208.0, 197.0, 186.0, 197.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 3322, "image_id": 1947, "category_id": 2, "bbox": [174.0, 206.0, 541.0, 547.0], "area": 295927.0, "iscrowd": 0, "ignore": 0, "segmentation": [[174.0, 206.0, 715.0, 206.0, 715.0, 753.0, 174.0, 753.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 3323, "image_id": 1947, "category_id": 8, "bbox": [190.0, 2.0, 32.0, 115.0], "area": 3680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[190.0, 2.0, 222.0, 2.0, 222.0, 117.0, 190.0, 117.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot"}, {"id": 3324, "image_id": 1948, "category_id": 15, "bbox": [9.0, 133.0, 107.0, 69.0], "area": 7383.0, "iscrowd": 0, "ignore": 0, "segmentation": [[9.0, 133.0, 116.0, 133.0, 116.0, 202.0, 9.0, 202.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the left"}, {"id": 3325, "image_id": 1949, "category_id": 2, "bbox": [262.0, 278.0, 323.0, 330.0], "area": 106590.0, "iscrowd": 0, "ignore": 0, "segmentation": [[262.0, 278.0, 585.0, 278.0, 585.0, 608.0, 262.0, 608.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 3326, "image_id": 1950, "category_id": 15, "bbox": [32.0, 107.0, 29.0, 28.0], "area": 812.0, "iscrowd": 0, "ignore": 0, "segmentation": [[32.0, 107.0, 61.0, 107.0, 61.0, 135.0, 32.0, 135.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 3327, "image_id": 1951, "category_id": 2, "bbox": [94.0, 468.0, 536.0, 489.0], "area": 262104.0, "iscrowd": 0, "ignore": 0, "segmentation": [[94.0, 468.0, 630.0, 468.0, 630.0, 957.0, 94.0, 957.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 3328, "image_id": 1952, "category_id": 15, "bbox": [66.0, 109.0, 63.0, 64.0], "area": 4032.0, "iscrowd": 0, "ignore": 0, "segmentation": [[66.0, 109.0, 129.0, 109.0, 129.0, 173.0, 66.0, 173.0]], "category_name": "sar ship", "caption": "A massive sar ship is in the middle"}, {"id": 3329, "image_id": 1953, "category_id": 15, "bbox": [195.0, 55.0, 60.0, 96.0], "area": 5760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 55.0, 255.0, 55.0, 255.0, 151.0, 195.0, 151.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the right"}, {"id": 3330, "image_id": 1954, "category_id": 15, "bbox": [184.0, 135.0, 33.0, 28.0], "area": 924.0, "iscrowd": 0, "ignore": 0, "segmentation": [[184.0, 135.0, 217.0, 135.0, 217.0, 163.0, 184.0, 163.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 3331, "image_id": 1955, "category_id": 15, "bbox": [27.0, 1.0, 50.0, 57.0], "area": 2850.0, "iscrowd": 0, "ignore": 0, "segmentation": [[27.0, 1.0, 77.0, 1.0, 77.0, 58.0, 27.0, 58.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 3332, "image_id": 1956, "category_id": 13, "bbox": [268.0, 48.0, 418.0, 126.0], "area": 52668.0, "iscrowd": 0, "ignore": 0, "segmentation": [[268.0, 48.0, 686.0, 48.0, 686.0, 174.0, 268.0, 174.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the upper right corner of the image"}, {"id": 3333, "image_id": 1956, "category_id": 13, "bbox": [183.0, 243.0, 377.0, 129.0], "area": 48633.0, "iscrowd": 0, "ignore": 0, "segmentation": [[183.0, 243.0, 560.0, 243.0, 560.0, 372.0, 183.0, 372.0]], "category_name": "optical harbor", "caption": "The optical harbor at the top of the image"}, {"id": 3334, "image_id": 1956, "category_id": 13, "bbox": [199.0, 465.0, 323.0, 153.0], "area": 49419.0, "iscrowd": 0, "ignore": 0, "segmentation": [[199.0, 465.0, 522.0, 465.0, 522.0, 618.0, 199.0, 618.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the middle of the image"}, {"id": 3335, "image_id": 1956, "category_id": 13, "bbox": [213.0, 722.0, 470.0, 199.0], "area": 93530.0, "iscrowd": 0, "ignore": 0, "segmentation": [[213.0, 722.0, 683.0, 722.0, 683.0, 921.0, 213.0, 921.0]], "category_name": "optical harbor", "caption": "There is a big optical harbor"}, {"id": 3336, "image_id": 1957, "category_id": 2, "bbox": [207.0, 222.0, 366.0, 319.0], "area": 116754.0, "iscrowd": 0, "ignore": 0, "segmentation": [[207.0, 222.0, 573.0, 222.0, 573.0, 541.0, 207.0, 541.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad in the center"}, {"id": 3337, "image_id": 1957, "category_id": 8, "bbox": [216.0, 483.0, 76.0, 286.0], "area": 21736.0, "iscrowd": 0, "ignore": 0, "segmentation": [[216.0, 483.0, 292.0, 483.0, 292.0, 769.0, 216.0, 769.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the bottom left corner of the image"}, {"id": 3338, "image_id": 1957, "category_id": 8, "bbox": [133.0, 508.0, 59.0, 123.0], "area": 7257.0, "iscrowd": 0, "ignore": 0, "segmentation": [[133.0, 508.0, 192.0, 508.0, 192.0, 631.0, 133.0, 631.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot located on the left"}, {"id": 3339, "image_id": 1958, "category_id": 15, "bbox": [157.0, 235.0, 30.0, 21.0], "area": 630.0, "iscrowd": 0, "ignore": 0, "segmentation": [[157.0, 235.0, 187.0, 235.0, 187.0, 256.0, 157.0, 256.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 3340, "image_id": 1959, "category_id": 2, "bbox": [30.0, 275.0, 282.0, 288.0], "area": 81216.0, "iscrowd": 0, "ignore": 0, "segmentation": [[30.0, 275.0, 312.0, 275.0, 312.0, 563.0, 30.0, 563.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 3341, "image_id": 1959, "category_id": 2, "bbox": [549.0, 11.0, 309.0, 294.0], "area": 90846.0, "iscrowd": 0, "ignore": 0, "segmentation": [[549.0, 11.0, 858.0, 11.0, 858.0, 305.0, 549.0, 305.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the upper right corner of the image"}, {"id": 3342, "image_id": 1959, "category_id": 2, "bbox": [99.0, 931.0, 285.0, 280.0], "area": 79800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[99.0, 931.0, 384.0, 931.0, 384.0, 1211.0, 99.0, 1211.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the bottom left corner of the image"}, {"id": 3343, "image_id": 1959, "category_id": 2, "bbox": [611.0, 706.0, 319.0, 315.0], "area": 100485.0, "iscrowd": 0, "ignore": 0, "segmentation": [[611.0, 706.0, 930.0, 706.0, 930.0, 1021.0, 611.0, 1021.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the bottom right corner of the image"}, {"id": 3344, "image_id": 1960, "category_id": 15, "bbox": [111.0, 1.0, 74.0, 35.0], "area": 2590.0, "iscrowd": 0, "ignore": 0, "segmentation": [[111.0, 1.0, 185.0, 1.0, 185.0, 36.0, 111.0, 36.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 3345, "image_id": 1961, "category_id": 15, "bbox": [164.0, 126.0, 92.0, 67.0], "area": 6164.0, "iscrowd": 0, "ignore": 0, "segmentation": [[164.0, 126.0, 256.0, 126.0, 256.0, 193.0, 164.0, 193.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the right"}, {"id": 3346, "image_id": 1962, "category_id": 2, "bbox": [346.0, 345.0, 285.0, 281.0], "area": 80085.0, "iscrowd": 0, "ignore": 0, "segmentation": [[346.0, 345.0, 631.0, 345.0, 631.0, 626.0, 346.0, 626.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 3347, "image_id": 1963, "category_id": 15, "bbox": [149.0, 208.0, 46.0, 28.0], "area": 1288.0, "iscrowd": 0, "ignore": 0, "segmentation": [[149.0, 208.0, 195.0, 208.0, 195.0, 236.0, 149.0, 236.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 3348, "image_id": 1964, "category_id": 15, "bbox": [128.0, 48.0, 36.0, 16.0], "area": 576.0, "iscrowd": 0, "ignore": 0, "segmentation": [[128.0, 48.0, 164.0, 48.0, 164.0, 64.0, 128.0, 64.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the top"}, {"id": 3349, "image_id": 1964, "category_id": 15, "bbox": [21.0, 210.0, 46.0, 26.0], "area": 1196.0, "iscrowd": 0, "ignore": 0, "segmentation": [[21.0, 210.0, 67.0, 210.0, 67.0, 236.0, 21.0, 236.0]], "category_name": "sar ship", "caption": "The large sar ship is on the lower left"}, {"id": 3350, "image_id": 1965, "category_id": 15, "bbox": [145.0, 129.0, 70.0, 59.0], "area": 4130.0, "iscrowd": 0, "ignore": 0, "segmentation": [[145.0, 129.0, 215.0, 129.0, 215.0, 188.0, 145.0, 188.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the right"}, {"id": 3351, "image_id": 1966, "category_id": 15, "bbox": [15.0, 133.0, 77.0, 57.0], "area": 4389.0, "iscrowd": 0, "ignore": 0, "segmentation": [[15.0, 133.0, 92.0, 133.0, 92.0, 190.0, 15.0, 190.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the left"}, {"id": 3352, "image_id": 1967, "category_id": 15, "bbox": [85.0, 85.0, 76.0, 43.0], "area": 3268.0, "iscrowd": 0, "ignore": 0, "segmentation": [[85.0, 85.0, 161.0, 85.0, 161.0, 128.0, 85.0, 128.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3353, "image_id": 1968, "category_id": 15, "bbox": [5.0, 184.0, 78.0, 37.0], "area": 2886.0, "iscrowd": 0, "ignore": 0, "segmentation": [[5.0, 184.0, 83.0, 184.0, 83.0, 221.0, 5.0, 221.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 3354, "image_id": 1969, "category_id": 15, "bbox": [53.0, 204.0, 36.0, 13.0], "area": 468.0, "iscrowd": 0, "ignore": 0, "segmentation": [[53.0, 204.0, 89.0, 204.0, 89.0, 217.0, 53.0, 217.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 3355, "image_id": 1970, "category_id": 4, "bbox": [58.0, 573.0, 728.0, 1017.0], "area": 740376.0, "iscrowd": 0, "ignore": 0, "segmentation": [[58.0, 573.0, 786.0, 573.0, 786.0, 1590.0, 58.0, 1590.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 3356, "image_id": 1971, "category_id": 15, "bbox": [214.0, 22.0, 35.0, 19.0], "area": 665.0, "iscrowd": 0, "ignore": 0, "segmentation": [[214.0, 22.0, 249.0, 22.0, 249.0, 41.0, 214.0, 41.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 3357, "image_id": 1972, "category_id": 2, "bbox": [168.0, 208.0, 289.0, 276.0], "area": 79764.0, "iscrowd": 0, "ignore": 0, "segmentation": [[168.0, 208.0, 457.0, 208.0, 457.0, 484.0, 168.0, 484.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 3358, "image_id": 1973, "category_id": 2, "bbox": [118.0, 206.0, 230.0, 224.0], "area": 51520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[118.0, 206.0, 348.0, 206.0, 348.0, 430.0, 118.0, 430.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 3359, "image_id": 1974, "category_id": 15, "bbox": [136.0, 8.0, 19.0, 26.0], "area": 494.0, "iscrowd": 0, "ignore": 0, "segmentation": [[136.0, 8.0, 155.0, 8.0, 155.0, 34.0, 136.0, 34.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 3360, "image_id": 1975, "category_id": 2, "bbox": [204.0, 167.0, 303.0, 304.0], "area": 92112.0, "iscrowd": 0, "ignore": 0, "segmentation": [[204.0, 167.0, 507.0, 167.0, 507.0, 471.0, 204.0, 471.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 3361, "image_id": 1976, "category_id": 2, "bbox": [147.0, 483.0, 317.0, 311.0], "area": 98587.0, "iscrowd": 0, "ignore": 0, "segmentation": [[147.0, 483.0, 464.0, 483.0, 464.0, 794.0, 147.0, 794.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the bottom of the image"}, {"id": 3362, "image_id": 1976, "category_id": 2, "bbox": [198.0, 27.0, 306.0, 299.0], "area": 91494.0, "iscrowd": 0, "ignore": 0, "segmentation": [[198.0, 27.0, 504.0, 27.0, 504.0, 326.0, 198.0, 326.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 3363, "image_id": 1977, "category_id": 15, "bbox": [223.0, 76.0, 29.0, 30.0], "area": 870.0, "iscrowd": 0, "ignore": 0, "segmentation": [[223.0, 76.0, 252.0, 76.0, 252.0, 106.0, 223.0, 106.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 3364, "image_id": 1978, "category_id": 15, "bbox": [224.0, 177.0, 18.0, 14.0], "area": 252.0, "iscrowd": 0, "ignore": 0, "segmentation": [[224.0, 177.0, 242.0, 177.0, 242.0, 191.0, 224.0, 191.0]], "category_name": "sar ship", "caption": "A small sar ship is on the lower right"}, {"id": 3365, "image_id": 1979, "category_id": 2, "bbox": [45.0, 136.0, 506.0, 469.0], "area": 237314.0, "iscrowd": 0, "ignore": 0, "segmentation": [[45.0, 136.0, 551.0, 136.0, 551.0, 605.0, 45.0, 605.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad at the top left"}, {"id": 3366, "image_id": 1979, "category_id": 8, "bbox": [595.0, 154.0, 132.0, 128.0], "area": 16896.0, "iscrowd": 0, "ignore": 0, "segmentation": [[595.0, 154.0, 727.0, 154.0, 727.0, 282.0, 595.0, 282.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot located at the top"}, {"id": 3367, "image_id": 1980, "category_id": 2, "bbox": [296.0, 26.0, 204.0, 207.0], "area": 42228.0, "iscrowd": 0, "ignore": 0, "segmentation": [[296.0, 26.0, 500.0, 26.0, 500.0, 233.0, 296.0, 233.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 3368, "image_id": 1981, "category_id": 15, "bbox": [157.0, 147.0, 33.0, 21.0], "area": 693.0, "iscrowd": 0, "ignore": 0, "segmentation": [[157.0, 147.0, 190.0, 147.0, 190.0, 168.0, 157.0, 168.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 3369, "image_id": 1982, "category_id": 15, "bbox": [94.0, 84.0, 37.0, 16.0], "area": 592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[94.0, 84.0, 131.0, 84.0, 131.0, 100.0, 94.0, 100.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 3370, "image_id": 1982, "category_id": 15, "bbox": [227.0, 119.0, 29.0, 21.0], "area": 609.0, "iscrowd": 0, "ignore": 0, "segmentation": [[227.0, 119.0, 256.0, 119.0, 256.0, 140.0, 227.0, 140.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 3371, "image_id": 1983, "category_id": 1, "bbox": [237.0, 213.0, 529.0, 491.0], "area": 259739.0, "iscrowd": 0, "ignore": 0, "segmentation": [[237.0, 213.0, 766.0, 213.0, 766.0, 704.0, 237.0, 704.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 3372, "image_id": 1983, "category_id": 11, "bbox": [292.0, 620.0, 93.0, 84.0], "area": 7812.0, "iscrowd": 0, "ignore": 0, "segmentation": [[292.0, 620.0, 385.0, 620.0, 385.0, 704.0, 292.0, 704.0]], "category_name": "optical ship", "caption": "There is a small optical ship"}, {"id": 3373, "image_id": 1984, "category_id": 1, "bbox": [360.0, 243.0, 462.0, 658.0], "area": 303996.0, "iscrowd": 0, "ignore": 0, "segmentation": [[360.0, 243.0, 822.0, 243.0, 822.0, 901.0, 360.0, 901.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 3374, "image_id": 1984, "category_id": 2, "bbox": [226.0, 139.0, 444.0, 432.0], "area": 191808.0, "iscrowd": 0, "ignore": 0, "segmentation": [[226.0, 139.0, 670.0, 139.0, 670.0, 571.0, 226.0, 571.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the top of the image"}, {"id": 3375, "image_id": 1984, "category_id": 2, "bbox": [470.0, 645.0, 504.0, 466.0], "area": 234864.0, "iscrowd": 0, "ignore": 0, "segmentation": [[470.0, 645.0, 974.0, 645.0, 974.0, 1111.0, 470.0, 1111.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 3376, "image_id": 1985, "category_id": 1, "bbox": [111.0, 156.0, 779.0, 500.0], "area": 389500.0, "iscrowd": 0, "ignore": 0, "segmentation": [[111.0, 156.0, 890.0, 156.0, 890.0, 656.0, 111.0, 656.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 3377, "image_id": 1986, "category_id": 15, "bbox": [64.0, 191.0, 40.0, 26.0], "area": 1040.0, "iscrowd": 0, "ignore": 0, "segmentation": [[64.0, 191.0, 104.0, 191.0, 104.0, 217.0, 64.0, 217.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 3378, "image_id": 1987, "category_id": 4, "bbox": [843.0, 1274.0, 568.0, 380.0], "area": 215840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[843.0, 1274.0, 1411.0, 1274.0, 1411.0, 1654.0, 843.0, 1654.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 3379, "image_id": 1987, "category_id": 9, "bbox": [413.0, 555.0, 94.0, 170.0], "area": 15980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[413.0, 555.0, 507.0, 555.0, 507.0, 725.0, 413.0, 725.0]], "category_name": "optical basketball court", "caption": "There is a small optical basketball court"}, {"id": 3380, "image_id": 1988, "category_id": 4, "bbox": [77.0, 361.0, 342.0, 549.0], "area": 187758.0, "iscrowd": 0, "ignore": 0, "segmentation": [[77.0, 361.0, 419.0, 361.0, 419.0, 910.0, 77.0, 910.0]], "category_name": "optical ground track field", "caption": "The optical ground track field on the left side of the image"}, {"id": 3381, "image_id": 1988, "category_id": 4, "bbox": [855.0, 1171.0, 270.0, 159.0], "area": 42930.0, "iscrowd": 0, "ignore": 0, "segmentation": [[855.0, 1171.0, 1125.0, 1171.0, 1125.0, 1330.0, 855.0, 1330.0]], "category_name": "optical ground track field", "caption": "There is a optical basketball court at the bottom of the image,and the optical ground track field that needs to be found is located in the lower right corner of it."}, {"id": 3382, "image_id": 1988, "category_id": 9, "bbox": [933.0, 1190.0, 61.0, 120.0], "area": 7320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[933.0, 1190.0, 994.0, 1190.0, 994.0, 1310.0, 933.0, 1310.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court at the bottom of the image"}, {"id": 3383, "image_id": 1988, "category_id": 9, "bbox": [999.0, 1189.0, 62.0, 121.0], "area": 7502.0, "iscrowd": 0, "ignore": 0, "segmentation": [[999.0, 1189.0, 1061.0, 1189.0, 1061.0, 1310.0, 999.0, 1310.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court at the bottom of the image,and the optical basketball court that needs to be found is located in the upper right corner of it."}, {"id": 3384, "image_id": 1989, "category_id": 15, "bbox": [82.0, 20.0, 38.0, 15.0], "area": 570.0, "iscrowd": 0, "ignore": 0, "segmentation": [[82.0, 20.0, 120.0, 20.0, 120.0, 35.0, 82.0, 35.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 3385, "image_id": 1990, "category_id": 4, "bbox": [417.0, 156.0, 255.0, 542.0], "area": 138210.0, "iscrowd": 0, "ignore": 0, "segmentation": [[417.0, 156.0, 672.0, 156.0, 672.0, 698.0, 417.0, 698.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field located at the top"}, {"id": 3386, "image_id": 1990, "category_id": 9, "bbox": [499.0, 252.0, 85.0, 142.0], "area": 12070.0, "iscrowd": 0, "ignore": 0, "segmentation": [[499.0, 252.0, 584.0, 252.0, 584.0, 394.0, 499.0, 394.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field and the optical basketball court that needs to be found is located in the corner of it at the top"}, {"id": 3387, "image_id": 1990, "category_id": 9, "bbox": [522.0, 427.0, 76.0, 145.0], "area": 11020.0, "iscrowd": 0, "ignore": 0, "segmentation": [[522.0, 427.0, 598.0, 427.0, 598.0, 572.0, 522.0, 572.0]], "category_name": "optical basketball court", "caption": "The optical basketball court in the center of the image"}, {"id": 3388, "image_id": 1991, "category_id": 4, "bbox": [417.0, 711.0, 255.0, 542.0], "area": 138210.0, "iscrowd": 0, "ignore": 0, "segmentation": [[417.0, 711.0, 672.0, 711.0, 672.0, 1253.0, 417.0, 1253.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 3389, "image_id": 1991, "category_id": 9, "bbox": [499.0, 1015.0, 85.0, 142.0], "area": 12070.0, "iscrowd": 0, "ignore": 0, "segmentation": [[499.0, 1015.0, 584.0, 1015.0, 584.0, 1157.0, 499.0, 1157.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 3390, "image_id": 1991, "category_id": 9, "bbox": [522.0, 837.0, 76.0, 145.0], "area": 11020.0, "iscrowd": 0, "ignore": 0, "segmentation": [[522.0, 837.0, 598.0, 837.0, 598.0, 982.0, 522.0, 982.0]], "category_name": "optical basketball court", "caption": "The optical basketball court in the middle of the image"}, {"id": 3391, "image_id": 1992, "category_id": 15, "bbox": [200.0, 14.0, 26.0, 24.0], "area": 624.0, "iscrowd": 0, "ignore": 0, "segmentation": [[200.0, 14.0, 226.0, 14.0, 226.0, 38.0, 200.0, 38.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 3392, "image_id": 1993, "category_id": 15, "bbox": [50.0, 175.0, 17.0, 15.0], "area": 255.0, "iscrowd": 0, "ignore": 0, "segmentation": [[50.0, 175.0, 67.0, 175.0, 67.0, 190.0, 50.0, 190.0]], "category_name": "sar ship", "caption": "A small sar ship is on the lower left"}, {"id": 3393, "image_id": 1994, "category_id": 4, "bbox": [210.0, 239.0, 652.0, 364.0], "area": 237328.0, "iscrowd": 0, "ignore": 0, "segmentation": [[210.0, 239.0, 862.0, 239.0, 862.0, 603.0, 210.0, 603.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 3394, "image_id": 1995, "category_id": 15, "bbox": [116.0, 201.0, 42.0, 25.0], "area": 1050.0, "iscrowd": 0, "ignore": 0, "segmentation": [[116.0, 201.0, 158.0, 201.0, 158.0, 226.0, 116.0, 226.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3395, "image_id": 1996, "category_id": 15, "bbox": [118.0, 211.0, 34.0, 22.0], "area": 748.0, "iscrowd": 0, "ignore": 0, "segmentation": [[118.0, 211.0, 152.0, 211.0, 152.0, 233.0, 118.0, 233.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3396, "image_id": 1997, "category_id": 4, "bbox": [214.0, 1569.0, 208.0, 392.0], "area": 81536.0, "iscrowd": 0, "ignore": 0, "segmentation": [[214.0, 1569.0, 422.0, 1569.0, 422.0, 1961.0, 214.0, 1961.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 3397, "image_id": 1998, "category_id": 4, "bbox": [356.0, 565.0, 420.0, 290.0], "area": 121800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[356.0, 565.0, 776.0, 565.0, 776.0, 855.0, 356.0, 855.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 3398, "image_id": 1998, "category_id": 9, "bbox": [450.0, 721.0, 114.0, 78.0], "area": 8892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[450.0, 721.0, 564.0, 721.0, 564.0, 799.0, 450.0, 799.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 3399, "image_id": 1998, "category_id": 9, "bbox": [447.0, 632.0, 116.0, 79.0], "area": 9164.0, "iscrowd": 0, "ignore": 0, "segmentation": [[447.0, 632.0, 563.0, 632.0, 563.0, 711.0, 447.0, 711.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the upper left corner of it."}, {"id": 3400, "image_id": 1998, "category_id": 9, "bbox": [571.0, 720.0, 116.0, 76.0], "area": 8816.0, "iscrowd": 0, "ignore": 0, "segmentation": [[571.0, 720.0, 687.0, 720.0, 687.0, 796.0, 571.0, 796.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower right corner of it."}, {"id": 3401, "image_id": 1998, "category_id": 9, "bbox": [573.0, 632.0, 114.0, 74.0], "area": 8436.0, "iscrowd": 0, "ignore": 0, "segmentation": [[573.0, 632.0, 687.0, 632.0, 687.0, 706.0, 573.0, 706.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the upper right corner of it."}, {"id": 3402, "image_id": 1999, "category_id": 4, "bbox": [530.0, 127.0, 232.0, 410.0], "area": 95120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[530.0, 127.0, 762.0, 127.0, 762.0, 537.0, 530.0, 537.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 3403, "image_id": 1999, "category_id": 9, "bbox": [574.0, 379.0, 140.0, 70.0], "area": 9800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[574.0, 379.0, 714.0, 379.0, 714.0, 449.0, 574.0, 449.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 3404, "image_id": 1999, "category_id": 9, "bbox": [580.0, 309.0, 136.0, 60.0], "area": 8160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[580.0, 309.0, 716.0, 309.0, 716.0, 369.0, 580.0, 369.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower right corner of it."}, {"id": 3405, "image_id": 1999, "category_id": 9, "bbox": [582.0, 247.0, 140.0, 54.0], "area": 7560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[582.0, 247.0, 722.0, 247.0, 722.0, 301.0, 582.0, 301.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the upper right corner of it."}, {"id": 3406, "image_id": 2000, "category_id": 4, "bbox": [300.0, 542.0, 189.0, 324.0], "area": 61236.0, "iscrowd": 0, "ignore": 0, "segmentation": [[300.0, 542.0, 489.0, 542.0, 489.0, 866.0, 300.0, 866.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field located at the bottom"}, {"id": 3407, "image_id": 2000, "category_id": 9, "bbox": [328.0, 710.0, 134.0, 84.0], "area": 11256.0, "iscrowd": 0, "ignore": 0, "segmentation": [[328.0, 710.0, 462.0, 710.0, 462.0, 794.0, 328.0, 794.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field and the optical basketball court that needs to be found is located in the corner of it at the bottom"}, {"id": 3408, "image_id": 2000, "category_id": 9, "bbox": [324.0, 626.0, 134.0, 72.0], "area": 9648.0, "iscrowd": 0, "ignore": 0, "segmentation": [[324.0, 626.0, 458.0, 626.0, 458.0, 698.0, 324.0, 698.0]], "category_name": "optical basketball court", "caption": "The small optical basketball court located at the bottom"}, {"id": 3409, "image_id": 2001, "category_id": 4, "bbox": [662.0, 31.0, 303.0, 177.0], "area": 53631.0, "iscrowd": 0, "ignore": 0, "segmentation": [[662.0, 31.0, 965.0, 31.0, 965.0, 208.0, 662.0, 208.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 3410, "image_id": 2002, "category_id": 4, "bbox": [559.0, 1136.0, 213.0, 211.0], "area": 44943.0, "iscrowd": 0, "ignore": 0, "segmentation": [[559.0, 1136.0, 772.0, 1136.0, 772.0, 1347.0, 559.0, 1347.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 3411, "image_id": 2002, "category_id": 9, "bbox": [587.0, 1239.0, 130.0, 65.0], "area": 8450.0, "iscrowd": 0, "ignore": 0, "segmentation": [[587.0, 1239.0, 717.0, 1239.0, 717.0, 1304.0, 587.0, 1304.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 3412, "image_id": 2002, "category_id": 9, "bbox": [597.0, 1164.0, 121.0, 66.0], "area": 7986.0, "iscrowd": 0, "ignore": 0, "segmentation": [[597.0, 1164.0, 718.0, 1164.0, 718.0, 1230.0, 597.0, 1230.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the upper left corner of it."}, {"id": 3413, "image_id": 2003, "category_id": 15, "bbox": [192.0, 1.0, 36.0, 48.0], "area": 1728.0, "iscrowd": 0, "ignore": 0, "segmentation": [[192.0, 1.0, 228.0, 1.0, 228.0, 49.0, 192.0, 49.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 3414, "image_id": 2004, "category_id": 15, "bbox": [202.0, 117.0, 31.0, 24.0], "area": 744.0, "iscrowd": 0, "ignore": 0, "segmentation": [[202.0, 117.0, 233.0, 117.0, 233.0, 141.0, 202.0, 141.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 3415, "image_id": 2005, "category_id": 15, "bbox": [121.0, 104.0, 58.0, 38.0], "area": 2204.0, "iscrowd": 0, "ignore": 0, "segmentation": [[121.0, 104.0, 179.0, 104.0, 179.0, 142.0, 121.0, 142.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3416, "image_id": 2006, "category_id": 4, "bbox": [1013.0, 560.0, 459.0, 399.0], "area": 183141.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1013.0, 560.0, 1472.0, 560.0, 1472.0, 959.0, 1013.0, 959.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 3417, "image_id": 2006, "category_id": 9, "bbox": [1146.0, 728.0, 96.0, 141.0], "area": 13536.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1146.0, 728.0, 1242.0, 728.0, 1242.0, 869.0, 1146.0, 869.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 3418, "image_id": 2006, "category_id": 9, "bbox": [1212.0, 695.0, 97.0, 129.0], "area": 12513.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1212.0, 695.0, 1309.0, 695.0, 1309.0, 824.0, 1212.0, 824.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the right of it."}, {"id": 3419, "image_id": 2006, "category_id": 9, "bbox": [1279.0, 653.0, 89.0, 126.0], "area": 11214.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1279.0, 653.0, 1368.0, 653.0, 1368.0, 779.0, 1279.0, 779.0]], "category_name": "optical basketball court", "caption": "The optical basketball court on the right side of the image"}, {"id": 3420, "image_id": 2007, "category_id": 15, "bbox": [1.0, 44.0, 26.0, 18.0], "area": 468.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 44.0, 27.0, 44.0, 27.0, 62.0, 1.0, 62.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 3421, "image_id": 2008, "category_id": 15, "bbox": [141.0, 102.0, 30.0, 26.0], "area": 780.0, "iscrowd": 0, "ignore": 0, "segmentation": [[141.0, 102.0, 171.0, 102.0, 171.0, 128.0, 141.0, 128.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3422, "image_id": 2009, "category_id": 4, "bbox": [90.0, 140.0, 381.0, 266.0], "area": 101346.0, "iscrowd": 0, "ignore": 0, "segmentation": [[90.0, 140.0, 471.0, 140.0, 471.0, 406.0, 90.0, 406.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 3423, "image_id": 2010, "category_id": 4, "bbox": [292.0, 265.0, 290.0, 334.0], "area": 96860.0, "iscrowd": 0, "ignore": 0, "segmentation": [[292.0, 265.0, 582.0, 265.0, 582.0, 599.0, 292.0, 599.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 3424, "image_id": 2010, "category_id": 9, "bbox": [443.0, 196.0, 171.0, 90.0], "area": 15390.0, "iscrowd": 0, "ignore": 0, "segmentation": [[443.0, 196.0, 614.0, 196.0, 614.0, 286.0, 443.0, 286.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court"}, {"id": 3425, "image_id": 2011, "category_id": 15, "bbox": [41.0, 191.0, 35.0, 24.0], "area": 840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[41.0, 191.0, 76.0, 191.0, 76.0, 215.0, 41.0, 215.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 3426, "image_id": 2012, "category_id": 4, "bbox": [309.0, 3.0, 257.0, 331.0], "area": 85067.0, "iscrowd": 0, "ignore": 0, "segmentation": [[309.0, 3.0, 566.0, 3.0, 566.0, 334.0, 309.0, 334.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 3427, "image_id": 2012, "category_id": 9, "bbox": [348.0, 69.0, 131.0, 92.0], "area": 12052.0, "iscrowd": 0, "ignore": 0, "segmentation": [[348.0, 69.0, 479.0, 69.0, 479.0, 161.0, 348.0, 161.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court"}, {"id": 3428, "image_id": 2013, "category_id": 4, "bbox": [227.0, 66.0, 235.0, 410.0], "area": 96350.0, "iscrowd": 0, "ignore": 0, "segmentation": [[227.0, 66.0, 462.0, 66.0, 462.0, 476.0, 227.0, 476.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 3429, "image_id": 2014, "category_id": 4, "bbox": [178.0, 61.0, 183.0, 424.0], "area": 77592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[178.0, 61.0, 361.0, 61.0, 361.0, 485.0, 178.0, 485.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field in the center"}, {"id": 3430, "image_id": 2014, "category_id": 9, "bbox": [251.0, 142.0, 66.0, 128.0], "area": 8448.0, "iscrowd": 0, "ignore": 0, "segmentation": [[251.0, 142.0, 317.0, 142.0, 317.0, 270.0, 251.0, 270.0]], "category_name": "optical basketball court", "caption": "The optical basketball court at the top right of the image"}, {"id": 3431, "image_id": 2014, "category_id": 9, "bbox": [227.0, 281.0, 72.0, 121.0], "area": 8712.0, "iscrowd": 0, "ignore": 0, "segmentation": [[227.0, 281.0, 299.0, 281.0, 299.0, 402.0, 227.0, 402.0]], "category_name": "optical basketball court", "caption": "There is a big optical ground track field, and the optical basketball court that needs to be found is located in the center of it."}, {"id": 3432, "image_id": 2015, "category_id": 4, "bbox": [178.0, 167.0, 183.0, 424.0], "area": 77592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[178.0, 167.0, 361.0, 167.0, 361.0, 591.0, 178.0, 591.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 3433, "image_id": 2015, "category_id": 9, "bbox": [251.0, 382.0, 66.0, 128.0], "area": 8448.0, "iscrowd": 0, "ignore": 0, "segmentation": [[251.0, 382.0, 317.0, 382.0, 317.0, 510.0, 251.0, 510.0]], "category_name": "optical basketball court", "caption": "The optical basketball court at the bottom of the image"}, {"id": 3434, "image_id": 2015, "category_id": 9, "bbox": [227.0, 250.0, 72.0, 121.0], "area": 8712.0, "iscrowd": 0, "ignore": 0, "segmentation": [[227.0, 250.0, 299.0, 250.0, 299.0, 371.0, 227.0, 371.0]], "category_name": "optical basketball court", "caption": "There is a big optical ground track field,and the optical basketball court that needs to be found is located in the upper left corner of it."}, {"id": 3435, "image_id": 2016, "category_id": 15, "bbox": [57.0, 127.0, 31.0, 11.0], "area": 341.0, "iscrowd": 0, "ignore": 0, "segmentation": [[57.0, 127.0, 88.0, 127.0, 88.0, 138.0, 57.0, 138.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the left"}, {"id": 3436, "image_id": 2017, "category_id": 9, "bbox": [52.0, 24.0, 95.0, 120.0], "area": 11400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[52.0, 24.0, 147.0, 24.0, 147.0, 144.0, 52.0, 144.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court in the upper left corner of the image"}, {"id": 3437, "image_id": 2017, "category_id": 9, "bbox": [144.0, 48.0, 83.0, 121.0], "area": 10043.0, "iscrowd": 0, "ignore": 0, "segmentation": [[144.0, 48.0, 227.0, 48.0, 227.0, 169.0, 144.0, 169.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court in the middle of the image"}, {"id": 3438, "image_id": 2017, "category_id": 9, "bbox": [218.0, 73.0, 87.0, 117.0], "area": 10179.0, "iscrowd": 0, "ignore": 0, "segmentation": [[218.0, 73.0, 305.0, 73.0, 305.0, 190.0, 218.0, 190.0]], "category_name": "optical basketball court", "caption": "The optical basketball court on the right side of the image"}, {"id": 3439, "image_id": 2018, "category_id": 15, "bbox": [124.0, 137.0, 36.0, 20.0], "area": 720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[124.0, 137.0, 160.0, 137.0, 160.0, 157.0, 124.0, 157.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3440, "image_id": 2019, "category_id": 4, "bbox": [115.0, 134.0, 302.0, 247.0], "area": 74594.0, "iscrowd": 0, "ignore": 0, "segmentation": [[115.0, 134.0, 417.0, 134.0, 417.0, 381.0, 115.0, 381.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 3441, "image_id": 2020, "category_id": 4, "bbox": [184.0, 129.0, 356.0, 171.0], "area": 60876.0, "iscrowd": 0, "ignore": 0, "segmentation": [[184.0, 129.0, 540.0, 129.0, 540.0, 300.0, 184.0, 300.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 3442, "image_id": 2020, "category_id": 9, "bbox": [274.0, 214.0, 116.0, 58.0], "area": 6728.0, "iscrowd": 0, "ignore": 0, "segmentation": [[274.0, 214.0, 390.0, 214.0, 390.0, 272.0, 274.0, 272.0]], "category_name": "optical basketball court", "caption": "The optical basketball court in the middle of the image"}, {"id": 3443, "image_id": 2020, "category_id": 9, "bbox": [278.0, 154.0, 110.0, 56.0], "area": 6160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[278.0, 154.0, 388.0, 154.0, 388.0, 210.0, 278.0, 210.0]], "category_name": "optical basketball court", "caption": "There is a small optical basketball court"}, {"id": 3444, "image_id": 2021, "category_id": 15, "bbox": [130.0, 35.0, 43.0, 20.0], "area": 860.0, "iscrowd": 0, "ignore": 0, "segmentation": [[130.0, 35.0, 173.0, 35.0, 173.0, 55.0, 130.0, 55.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 3445, "image_id": 2022, "category_id": 4, "bbox": [92.0, 156.0, 347.0, 221.0], "area": 76687.0, "iscrowd": 0, "ignore": 0, "segmentation": [[92.0, 156.0, 439.0, 156.0, 439.0, 377.0, 92.0, 377.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 3446, "image_id": 2022, "category_id": 9, "bbox": [256.0, 372.0, 64.0, 120.0], "area": 7680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[256.0, 372.0, 320.0, 372.0, 320.0, 492.0, 256.0, 492.0]], "category_name": "optical basketball court", "caption": "The optical basketball court at the bottom of the image"}, {"id": 3447, "image_id": 2022, "category_id": 9, "bbox": [320.0, 366.0, 76.0, 113.0], "area": 8588.0, "iscrowd": 0, "ignore": 0, "segmentation": [[320.0, 366.0, 396.0, 366.0, 396.0, 479.0, 320.0, 479.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court at the bottom of the image,and the optical basketball court that needs to be found is located in the upper right corner of it."}, {"id": 3448, "image_id": 2022, "category_id": 9, "bbox": [414.0, 346.0, 71.0, 122.0], "area": 8662.0, "iscrowd": 0, "ignore": 0, "segmentation": [[414.0, 346.0, 485.0, 346.0, 485.0, 468.0, 414.0, 468.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court on the right side of the image"}, {"id": 3449, "image_id": 2023, "category_id": 15, "bbox": [3.0, 150.0, 30.0, 29.0], "area": 870.0, "iscrowd": 0, "ignore": 0, "segmentation": [[3.0, 150.0, 33.0, 150.0, 33.0, 179.0, 3.0, 179.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 3450, "image_id": 2024, "category_id": 4, "bbox": [26.0, 58.0, 361.0, 281.0], "area": 101441.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 58.0, 387.0, 58.0, 387.0, 339.0, 26.0, 339.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field in the center"}, {"id": 3451, "image_id": 2024, "category_id": 9, "bbox": [371.0, 136.0, 129.0, 80.0], "area": 10320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[371.0, 136.0, 500.0, 136.0, 500.0, 216.0, 371.0, 216.0]], "category_name": "optical basketball court", "caption": "The optical basketball court on the right side of the image"}, {"id": 3452, "image_id": 2024, "category_id": 9, "bbox": [359.0, 75.0, 124.0, 75.0], "area": 9300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[359.0, 75.0, 483.0, 75.0, 483.0, 150.0, 359.0, 150.0]], "category_name": "optical basketball court", "caption": "The optical basketball court in the upper right corner of the image"}, {"id": 3453, "image_id": 2025, "category_id": 15, "bbox": [116.0, 236.0, 27.0, 13.0], "area": 351.0, "iscrowd": 0, "ignore": 0, "segmentation": [[116.0, 236.0, 143.0, 236.0, 143.0, 249.0, 116.0, 249.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 3454, "image_id": 2026, "category_id": 4, "bbox": [78.0, 16.0, 262.0, 200.0], "area": 52400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[78.0, 16.0, 340.0, 16.0, 340.0, 216.0, 78.0, 216.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 3455, "image_id": 2027, "category_id": 4, "bbox": [77.0, 89.0, 233.0, 224.0], "area": 52192.0, "iscrowd": 0, "ignore": 0, "segmentation": [[77.0, 89.0, 310.0, 89.0, 310.0, 313.0, 77.0, 313.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 3456, "image_id": 2028, "category_id": 4, "bbox": [147.0, 191.0, 253.0, 282.0], "area": 71346.0, "iscrowd": 0, "ignore": 0, "segmentation": [[147.0, 191.0, 400.0, 191.0, 400.0, 473.0, 147.0, 473.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 3457, "image_id": 2029, "category_id": 4, "bbox": [176.0, 219.0, 197.0, 263.0], "area": 51811.0, "iscrowd": 0, "ignore": 0, "segmentation": [[176.0, 219.0, 373.0, 219.0, 373.0, 482.0, 176.0, 482.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 3458, "image_id": 2029, "category_id": 9, "bbox": [504.0, 134.0, 92.0, 47.0], "area": 4324.0, "iscrowd": 0, "ignore": 0, "segmentation": [[504.0, 134.0, 596.0, 134.0, 596.0, 181.0, 504.0, 181.0]], "category_name": "optical basketball court", "caption": "The small optical basketball court"}, {"id": 3459, "image_id": 2030, "category_id": 5, "bbox": [48.0, 81.0, 166.0, 190.0], "area": 31540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[48.0, 81.0, 214.0, 81.0, 214.0, 271.0, 48.0, 271.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond"}, {"id": 3460, "image_id": 2031, "category_id": 15, "bbox": [89.0, 73.0, 35.0, 17.0], "area": 595.0, "iscrowd": 0, "ignore": 0, "segmentation": [[89.0, 73.0, 124.0, 73.0, 124.0, 90.0, 89.0, 90.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 3461, "image_id": 2032, "category_id": 5, "bbox": [56.0, 370.0, 373.0, 484.0], "area": 180532.0, "iscrowd": 0, "ignore": 0, "segmentation": [[56.0, 370.0, 429.0, 370.0, 429.0, 854.0, 56.0, 854.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 3462, "image_id": 2033, "category_id": 1, "bbox": [262.0, 931.0, 3349.0, 1639.0], "area": 5489011.0, "iscrowd": 0, "ignore": 0, "segmentation": [[262.0, 931.0, 3611.0, 931.0, 3611.0, 2570.0, 262.0, 2570.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 3463, "image_id": 2034, "category_id": 15, "bbox": [118.0, 15.0, 19.0, 14.0], "area": 266.0, "iscrowd": 0, "ignore": 0, "segmentation": [[118.0, 15.0, 137.0, 15.0, 137.0, 29.0, 118.0, 29.0]], "category_name": "sar ship", "caption": "A small sar ship is on the top"}, {"id": 3464, "image_id": 2035, "category_id": 1, "bbox": [161.0, 439.0, 652.0, 1465.0], "area": 955180.0, "iscrowd": 0, "ignore": 0, "segmentation": [[161.0, 439.0, 813.0, 439.0, 813.0, 1904.0, 161.0, 1904.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 3465, "image_id": 2035, "category_id": 5, "bbox": [380.0, 1913.0, 403.0, 534.0], "area": 215202.0, "iscrowd": 0, "ignore": 0, "segmentation": [[380.0, 1913.0, 783.0, 1913.0, 783.0, 2447.0, 380.0, 2447.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond at the bottom of the image"}, {"id": 3466, "image_id": 2035, "category_id": 5, "bbox": [1062.0, 1820.0, 453.0, 453.0], "area": 205209.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1062.0, 1820.0, 1515.0, 1820.0, 1515.0, 2273.0, 1062.0, 2273.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the bottom right corner of the image"}, {"id": 3467, "image_id": 2036, "category_id": 1, "bbox": [281.0, 394.0, 1229.0, 413.0], "area": 507577.0, "iscrowd": 0, "ignore": 0, "segmentation": [[281.0, 394.0, 1510.0, 394.0, 1510.0, 807.0, 281.0, 807.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 3468, "image_id": 2037, "category_id": 4, "bbox": [222.0, 381.0, 298.0, 237.0], "area": 70626.0, "iscrowd": 0, "ignore": 0, "segmentation": [[222.0, 381.0, 520.0, 381.0, 520.0, 618.0, 222.0, 618.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 3469, "image_id": 2037, "category_id": 9, "bbox": [324.0, 480.0, 121.0, 98.0], "area": 11858.0, "iscrowd": 0, "ignore": 0, "segmentation": [[324.0, 480.0, 445.0, 480.0, 445.0, 578.0, 324.0, 578.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower right corner of it."}, {"id": 3470, "image_id": 2037, "category_id": 9, "bbox": [283.0, 416.0, 131.0, 102.0], "area": 13362.0, "iscrowd": 0, "ignore": 0, "segmentation": [[283.0, 416.0, 414.0, 416.0, 414.0, 518.0, 283.0, 518.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the upper left corner of it."}, {"id": 3471, "image_id": 2038, "category_id": 4, "bbox": [392.0, 670.0, 586.0, 469.0], "area": 274834.0, "iscrowd": 0, "ignore": 0, "segmentation": [[392.0, 670.0, 978.0, 670.0, 978.0, 1139.0, 392.0, 1139.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 3472, "image_id": 2039, "category_id": 15, "bbox": [15.0, 58.0, 18.0, 34.0], "area": 612.0, "iscrowd": 0, "ignore": 0, "segmentation": [[15.0, 58.0, 33.0, 58.0, 33.0, 92.0, 15.0, 92.0]], "category_name": "sar ship", "caption": "One medium-sized sar ship is on the upper left and positioned to the right of the other small sar ship"}, {"id": 3473, "image_id": 2039, "category_id": 15, "bbox": [19.0, 25.0, 16.0, 21.0], "area": 336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[19.0, 25.0, 35.0, 25.0, 35.0, 46.0, 19.0, 46.0]], "category_name": "sar ship", "caption": "One medium-sized sar ship is on the upper left and positioned to the upper right of the other small sar ship"}, {"id": 3474, "image_id": 2039, "category_id": 15, "bbox": [1.0, 61.0, 10.0, 26.0], "area": 260.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 61.0, 11.0, 61.0, 11.0, 87.0, 1.0, 87.0]], "category_name": "sar ship", "caption": "The small sar ship is on the upper left"}, {"id": 3475, "image_id": 2040, "category_id": 15, "bbox": [2.0, 169.0, 39.0, 27.0], "area": 1053.0, "iscrowd": 0, "ignore": 0, "segmentation": [[2.0, 169.0, 41.0, 169.0, 41.0, 196.0, 2.0, 196.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 3476, "image_id": 2040, "category_id": 15, "bbox": [88.0, 125.0, 34.0, 28.0], "area": 952.0, "iscrowd": 0, "ignore": 0, "segmentation": [[88.0, 125.0, 122.0, 125.0, 122.0, 153.0, 88.0, 153.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3477, "image_id": 2041, "category_id": 4, "bbox": [199.0, 96.0, 290.0, 212.0], "area": 61480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[199.0, 96.0, 489.0, 96.0, 489.0, 308.0, 199.0, 308.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 3478, "image_id": 2041, "category_id": 9, "bbox": [378.0, 261.0, 116.0, 82.0], "area": 9512.0, "iscrowd": 0, "ignore": 0, "segmentation": [[378.0, 261.0, 494.0, 261.0, 494.0, 343.0, 378.0, 343.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court"}, {"id": 3479, "image_id": 2042, "category_id": 15, "bbox": [42.0, 180.0, 39.0, 40.0], "area": 1560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[42.0, 180.0, 81.0, 180.0, 81.0, 220.0, 42.0, 220.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 3480, "image_id": 2043, "category_id": 15, "bbox": [1.0, 181.0, 53.0, 34.0], "area": 1802.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 181.0, 54.0, 181.0, 54.0, 215.0, 1.0, 215.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 3481, "image_id": 2044, "category_id": 1, "bbox": [110.0, 481.0, 314.0, 447.0], "area": 140358.0, "iscrowd": 0, "ignore": 0, "segmentation": [[110.0, 481.0, 424.0, 481.0, 424.0, 928.0, 110.0, 928.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 3482, "image_id": 2045, "category_id": 15, "bbox": [95.0, 73.0, 31.0, 39.0], "area": 1209.0, "iscrowd": 0, "ignore": 0, "segmentation": [[95.0, 73.0, 126.0, 73.0, 126.0, 112.0, 95.0, 112.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3483, "image_id": 2046, "category_id": 4, "bbox": [388.0, 429.0, 178.0, 369.0], "area": 65682.0, "iscrowd": 0, "ignore": 0, "segmentation": [[388.0, 429.0, 566.0, 429.0, 566.0, 798.0, 388.0, 798.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 3484, "image_id": 2047, "category_id": 4, "bbox": [300.0, 273.0, 340.0, 525.0], "area": 178500.0, "iscrowd": 0, "ignore": 0, "segmentation": [[300.0, 273.0, 640.0, 273.0, 640.0, 798.0, 300.0, 798.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 3485, "image_id": 2048, "category_id": 4, "bbox": [245.0, 311.0, 264.0, 189.0], "area": 49896.0, "iscrowd": 0, "ignore": 0, 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362.0, 122.0, 362.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 3489, "image_id": 2051, "category_id": 15, "bbox": [219.0, 20.0, 28.0, 18.0], "area": 504.0, "iscrowd": 0, "ignore": 0, "segmentation": [[219.0, 20.0, 247.0, 20.0, 247.0, 38.0, 219.0, 38.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 3490, "image_id": 2052, "category_id": 4, "bbox": [85.0, 99.0, 365.0, 207.0], "area": 75555.0, "iscrowd": 0, "ignore": 0, "segmentation": [[85.0, 99.0, 450.0, 99.0, 450.0, 306.0, 85.0, 306.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 3491, "image_id": 2053, "category_id": 4, "bbox": [257.0, 120.0, 265.0, 325.0], "area": 86125.0, "iscrowd": 0, "ignore": 0, "segmentation": [[257.0, 120.0, 522.0, 120.0, 522.0, 445.0, 257.0, 445.0]], "category_name": "optical ground track field", "caption": "The red 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109.0, 148.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3506, "image_id": 2064, "category_id": 12, "bbox": [309.0, 443.0, 140.0, 120.0], "area": 16800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[309.0, 443.0, 449.0, 443.0, 449.0, 563.0, 309.0, 563.0]], "category_name": "optical airplane", "caption": "The optical airplane in the bottom right corner of the image"}, {"id": 3507, "image_id": 2064, "category_id": 12, "bbox": [103.0, 114.0, 249.0, 221.0], "area": 55029.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 114.0, 352.0, 114.0, 352.0, 335.0, 103.0, 335.0]], "category_name": "optical airplane", "caption": "There is a big optical airplane"}, {"id": 3508, "image_id": 2065, "category_id": 12, "bbox": [195.0, 70.0, 221.0, 212.0], "area": 46852.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 70.0, 416.0, 70.0, 416.0, 282.0, 195.0, 282.0]], "category_name": "optical airplane", "caption": "The white optical airplane"}, {"id": 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242.0, 20.0, 242.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 3529, "image_id": 2077, "category_id": 15, "bbox": [100.0, 199.0, 34.0, 31.0], "area": 1054.0, "iscrowd": 0, "ignore": 0, "segmentation": [[100.0, 199.0, 134.0, 199.0, 134.0, 230.0, 100.0, 230.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3530, "image_id": 2078, "category_id": 15, "bbox": [186.0, 203.0, 27.0, 22.0], "area": 594.0, "iscrowd": 0, "ignore": 0, "segmentation": [[186.0, 203.0, 213.0, 203.0, 213.0, 225.0, 186.0, 225.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 3531, "image_id": 2079, "category_id": 15, "bbox": [58.0, 203.0, 27.0, 22.0], "area": 594.0, "iscrowd": 0, "ignore": 0, "segmentation": [[58.0, 203.0, 85.0, 203.0, 85.0, 225.0, 58.0, 225.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 3532, 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"ignore": 0, "segmentation": [[212.0, 240.0, 253.0, 240.0, 253.0, 256.0, 212.0, 256.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 3543, "image_id": 2091, "category_id": 4, "bbox": [58.0, 714.0, 735.0, 338.0], "area": 248430.0, "iscrowd": 0, "ignore": 0, "segmentation": [[58.0, 714.0, 793.0, 714.0, 793.0, 1052.0, 58.0, 1052.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 3544, "image_id": 2091, "category_id": 5, "bbox": [225.0, 135.0, 463.0, 462.0], "area": 213906.0, "iscrowd": 0, "ignore": 0, "segmentation": [[225.0, 135.0, 688.0, 135.0, 688.0, 597.0, 225.0, 597.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond"}, {"id": 3545, "image_id": 2092, "category_id": 1, "bbox": [266.0, 2410.0, 2995.0, 348.0], "area": 1042260.0, "iscrowd": 0, "ignore": 0, "segmentation": [[266.0, 2410.0, 3261.0, 2410.0, 3261.0, 2758.0, 266.0, 2758.0]], "category_name": "optical bridge", "caption": "There is a optical bridge at the bottom of the image"}, {"id": 3546, "image_id": 2092, "category_id": 1, "bbox": [968.0, 1017.0, 2215.0, 168.0], "area": 372120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[968.0, 1017.0, 3183.0, 1017.0, 3183.0, 1185.0, 968.0, 1185.0]], "category_name": "optical bridge", "caption": "There is a optical bridge in the middle of the image"}, {"id": 3547, "image_id": 2093, "category_id": 5, "bbox": [52.0, 296.0, 501.0, 501.0], "area": 251001.0, "iscrowd": 0, "ignore": 0, "segmentation": [[52.0, 296.0, 553.0, 296.0, 553.0, 797.0, 52.0, 797.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 3548, "image_id": 2094, "category_id": 5, "bbox": [98.0, 310.0, 585.0, 528.0], "area": 308880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[98.0, 310.0, 683.0, 310.0, 683.0, 838.0, 98.0, 838.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 3549, "image_id": 2095, "category_id": 5, "bbox": [268.0, 622.0, 469.0, 655.0], "area": 307195.0, "iscrowd": 0, "ignore": 0, "segmentation": [[268.0, 622.0, 737.0, 622.0, 737.0, 1277.0, 268.0, 1277.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond"}, {"id": 3550, "image_id": 2096, "category_id": 9, "bbox": [276.0, 300.0, 128.0, 80.0], "area": 10240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[276.0, 300.0, 404.0, 300.0, 404.0, 380.0, 276.0, 380.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court in the center"}, {"id": 3551, "image_id": 2097, "category_id": 15, "bbox": [158.0, 210.0, 40.0, 21.0], "area": 840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[158.0, 210.0, 198.0, 210.0, 198.0, 231.0, 158.0, 231.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 3552, "image_id": 2098, "category_id": 15, "bbox": [1.0, 16.0, 27.0, 30.0], "area": 810.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 16.0, 28.0, 16.0, 28.0, 46.0, 1.0, 46.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 3553, "image_id": 2099, "category_id": 1, "bbox": [63.0, 85.0, 108.0, 79.0], "area": 8532.0, "iscrowd": 0, "ignore": 0, "segmentation": [[63.0, 85.0, 171.0, 85.0, 171.0, 164.0, 63.0, 164.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 3554, "image_id": 2100, "category_id": 15, "bbox": [101.0, 152.0, 20.0, 12.0], "area": 240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[101.0, 152.0, 121.0, 152.0, 121.0, 164.0, 101.0, 164.0]], "category_name": "sar ship", "caption": "A small sar ship is in the middle"}, {"id": 3555, "image_id": 2101, "category_id": 15, "bbox": [200.0, 47.0, 14.0, 25.0], "area": 350.0, "iscrowd": 0, "ignore": 0, "segmentation": [[200.0, 47.0, 214.0, 47.0, 214.0, 72.0, 200.0, 72.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 3556, "image_id": 2102, "category_id": 15, "bbox": [213.0, 6.0, 37.0, 17.0], "area": 629.0, "iscrowd": 0, "ignore": 0, "segmentation": [[213.0, 6.0, 250.0, 6.0, 250.0, 23.0, 213.0, 23.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper right"}, {"id": 3557, "image_id": 2103, "category_id": 5, "bbox": [155.0, 260.0, 336.0, 342.0], "area": 114912.0, "iscrowd": 0, "ignore": 0, "segmentation": [[155.0, 260.0, 491.0, 260.0, 491.0, 602.0, 155.0, 602.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond"}, {"id": 3558, "image_id": 2104, "category_id": 15, "bbox": [239.0, 135.0, 17.0, 16.0], "area": 272.0, "iscrowd": 0, "ignore": 0, "segmentation": [[239.0, 135.0, 256.0, 135.0, 256.0, 151.0, 239.0, 151.0]], "category_name": "sar ship", "caption": "A small sar ship is on the right"}, {"id": 3559, "image_id": 2105, "category_id": 5, "bbox": [153.0, 51.0, 317.0, 332.0], "area": 105244.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 51.0, 470.0, 51.0, 470.0, 383.0, 153.0, 383.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond"}, {"id": 3560, "image_id": 2106, "category_id": 9, "bbox": [109.0, 126.0, 119.0, 72.0], "area": 8568.0, "iscrowd": 0, "ignore": 0, "segmentation": [[109.0, 126.0, 228.0, 126.0, 228.0, 198.0, 109.0, 198.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court in the middle of the image"}, {"id": 3561, "image_id": 2106, "category_id": 9, "bbox": [109.0, 56.0, 118.0, 70.0], "area": 8260.0, "iscrowd": 0, "ignore": 0, "segmentation": [[109.0, 56.0, 227.0, 56.0, 227.0, 126.0, 109.0, 126.0]], "category_name": "optical basketball court", "caption": "The optical basketball court at the top of the image"}, {"id": 3562, "image_id": 2107, "category_id": 15, "bbox": [111.0, 5.0, 18.0, 17.0], "area": 306.0, "iscrowd": 0, "ignore": 0, "segmentation": [[111.0, 5.0, 129.0, 5.0, 129.0, 22.0, 111.0, 22.0]], "category_name": "sar ship", "caption": "A small sar ship is on the top"}, {"id": 3563, "image_id": 2108, "category_id": 15, "bbox": [238.0, 78.0, 18.0, 20.0], "area": 360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[238.0, 78.0, 256.0, 78.0, 256.0, 98.0, 238.0, 98.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the right"}, {"id": 3564, "image_id": 2109, "category_id": 15, "bbox": [43.0, 2.0, 16.0, 16.0], "area": 256.0, "iscrowd": 0, "ignore": 0, "segmentation": [[43.0, 2.0, 59.0, 2.0, 59.0, 18.0, 43.0, 18.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper left"}, {"id": 3565, "image_id": 2110, "category_id": 15, "bbox": [210.0, 222.0, 14.0, 22.0], "area": 308.0, "iscrowd": 0, "ignore": 0, "segmentation": [[210.0, 222.0, 224.0, 222.0, 224.0, 244.0, 210.0, 244.0]], "category_name": "sar ship", "caption": "A small sar ship is on the lower right"}, {"id": 3566, "image_id": 2110, "category_id": 15, "bbox": [122.0, 234.0, 20.0, 16.0], "area": 320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[122.0, 234.0, 142.0, 234.0, 142.0, 250.0, 122.0, 250.0]], "category_name": "sar ship", "caption": "A small sar ship is on the bottom"}, {"id": 3567, "image_id": 2110, "category_id": 15, "bbox": [37.0, 144.0, 20.0, 18.0], "area": 360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[37.0, 144.0, 57.0, 144.0, 57.0, 162.0, 37.0, 162.0]], "category_name": "sar ship", "caption": "The medium-sized sar ship is on the left"}, {"id": 3568, "image_id": 2111, "category_id": 11, "bbox": [208.0, 100.0, 898.0, 360.0], "area": 323280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[208.0, 100.0, 1106.0, 100.0, 1106.0, 460.0, 208.0, 460.0]], "category_name": "optical ship", "caption": "The big optical ship"}, {"id": 3569, "image_id": 2112, "category_id": 15, "bbox": [82.0, 179.0, 20.0, 15.0], "area": 300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[82.0, 179.0, 102.0, 179.0, 102.0, 194.0, 82.0, 194.0]], "category_name": "sar ship", "caption": "A small sar ship is on the bottom"}, {"id": 3570, "image_id": 2113, "category_id": 11, "bbox": [88.0, 367.0, 962.0, 268.0], "area": 257816.0, "iscrowd": 0, "ignore": 0, "segmentation": [[88.0, 367.0, 1050.0, 367.0, 1050.0, 635.0, 88.0, 635.0]], "category_name": "optical ship", "caption": "The big optical ship"}, {"id": 3571, "image_id": 2114, "category_id": 15, "bbox": [247.0, 33.0, 9.0, 15.0], "area": 135.0, "iscrowd": 0, "ignore": 0, "segmentation": [[247.0, 33.0, 256.0, 33.0, 256.0, 48.0, 247.0, 48.0]], "category_name": "sar ship", "caption": "One small sar ship is on the upper right and positioned to the upper right of the other  sar ship"}, {"id": 3572, "image_id": 2115, "category_id": 11, "bbox": [79.0, 201.0, 835.0, 222.0], "area": 185370.0, "iscrowd": 0, "ignore": 0, "segmentation": [[79.0, 201.0, 914.0, 201.0, 914.0, 423.0, 79.0, 423.0]], "category_name": "optical ship", "caption": "There is a big optical ship"}, {"id": 3573, "image_id": 2116, "category_id": 15, "bbox": [162.0, 125.0, 39.0, 34.0], "area": 1326.0, "iscrowd": 0, "ignore": 0, "segmentation": [[162.0, 125.0, 201.0, 125.0, 201.0, 159.0, 162.0, 159.0]], "category_name": "sar ship", "caption": "A large sar ship is on the right"}, {"id": 3574, "image_id": 2117, "category_id": 5, "bbox": [125.0, 321.0, 551.0, 484.0], "area": 266684.0, "iscrowd": 0, "ignore": 0, "segmentation": [[125.0, 321.0, 676.0, 321.0, 676.0, 805.0, 125.0, 805.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the middle of the image"}, {"id": 3575, "image_id": 2117, "category_id": 5, "bbox": [388.0, 24.0, 426.0, 329.0], "area": 140154.0, "iscrowd": 0, "ignore": 0, "segmentation": [[388.0, 24.0, 814.0, 24.0, 814.0, 353.0, 388.0, 353.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond at the top of the image"}, {"id": 3576, "image_id": 2118, "category_id": 4, "bbox": [104.0, 211.0, 176.0, 198.0], "area": 34848.0, "iscrowd": 0, "ignore": 0, "segmentation": [[104.0, 211.0, 280.0, 211.0, 280.0, 409.0, 104.0, 409.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 3577, "image_id": 2119, "category_id": 12, "bbox": [235.0, 328.0, 95.0, 67.0], "area": 6365.0, "iscrowd": 0, "ignore": 0, "segmentation": [[235.0, 328.0, 330.0, 328.0, 330.0, 395.0, 235.0, 395.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane located in the center"}, {"id": 3578, "image_id": 2120, "category_id": 12, "bbox": [596.0, 523.0, 40.0, 42.0], "area": 1680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[596.0, 523.0, 636.0, 523.0, 636.0, 565.0, 596.0, 565.0]], "category_name": "optical airplane", "caption": "The optical airplane on the right side of the image"}, {"id": 3579, "image_id": 2120, "category_id": 12, "bbox": [138.0, 298.0, 61.0, 62.0], "area": 3782.0, "iscrowd": 0, "ignore": 0, "segmentation": [[138.0, 298.0, 199.0, 298.0, 199.0, 360.0, 138.0, 360.0]], "category_name": "optical airplane", "caption": "There is a optical airplane on the left side of the image"}, {"id": 3580, "image_id": 2121, "category_id": 12, "bbox": [596.0, 401.0, 40.0, 42.0], "area": 1680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[596.0, 401.0, 636.0, 401.0, 636.0, 443.0, 596.0, 443.0]], "category_name": "optical airplane", "caption": "The optical airplane side of the image located on the right"}, {"id": 3581, "image_id": 2121, "category_id": 12, "bbox": [138.0, 606.0, 61.0, 62.0], "area": 3782.0, "iscrowd": 0, "ignore": 0, "segmentation": [[138.0, 606.0, 199.0, 606.0, 199.0, 668.0, 138.0, 668.0]], "category_name": "optical airplane", "caption": "There is a optical airplane side of the image located on the left"}, {"id": 3582, "image_id": 2122, "category_id": 12, "bbox": [163.0, 353.0, 46.0, 50.0], "area": 2300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[163.0, 353.0, 209.0, 353.0, 209.0, 403.0, 163.0, 403.0]], "category_name": "optical airplane", "caption": "There is a optical airplane on the left side of the image"}, {"id": 3583, "image_id": 2122, "category_id": 12, "bbox": [686.0, 564.0, 49.0, 44.0], "area": 2156.0, "iscrowd": 0, "ignore": 0, "segmentation": [[686.0, 564.0, 735.0, 564.0, 735.0, 608.0, 686.0, 608.0]], "category_name": "optical airplane", "caption": "The optical airplane on the right side of the image"}, {"id": 3584, "image_id": 2123, "category_id": 15, "bbox": [42.0, 102.0, 40.0, 32.0], "area": 1280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[42.0, 102.0, 82.0, 102.0, 82.0, 134.0, 42.0, 134.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 3585, "image_id": 2124, "category_id": 15, "bbox": [34.0, 1.0, 40.0, 29.0], "area": 1160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[34.0, 1.0, 74.0, 1.0, 74.0, 30.0, 34.0, 30.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 3586, "image_id": 2125, "category_id": 12, "bbox": [116.0, 691.0, 72.0, 76.0], "area": 5472.0, "iscrowd": 0, "ignore": 0, "segmentation": [[116.0, 691.0, 188.0, 691.0, 188.0, 767.0, 116.0, 767.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the bottom left corner of the image"}, {"id": 3587, "image_id": 2125, "category_id": 12, "bbox": [290.0, 459.0, 76.0, 92.0], "area": 6992.0, "iscrowd": 0, "ignore": 0, "segmentation": [[290.0, 459.0, 366.0, 459.0, 366.0, 551.0, 290.0, 551.0]], "category_name": "optical airplane", "caption": "There is a optical airplane in the middle of the image"}, {"id": 3588, "image_id": 2125, "category_id": 12, "bbox": [370.0, 415.0, 67.0, 71.0], "area": 4757.0, "iscrowd": 0, "ignore": 0, "segmentation": [[370.0, 415.0, 437.0, 415.0, 437.0, 486.0, 370.0, 486.0]], "category_name": "optical airplane", "caption": "The optical airplane on the right side of the image"}, {"id": 3589, "image_id": 2126, "category_id": 5, "bbox": [192.0, 528.0, 106.0, 100.0], "area": 10600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[192.0, 528.0, 298.0, 528.0, 298.0, 628.0, 192.0, 628.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the middle of the image"}, {"id": 3590, "image_id": 2126, "category_id": 5, "bbox": [195.0, 309.0, 69.0, 68.0], "area": 4692.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 309.0, 264.0, 309.0, 264.0, 377.0, 195.0, 377.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the upper left corner of the image"}, {"id": 3591, "image_id": 2126, "category_id": 5, "bbox": [438.0, 452.0, 67.0, 71.0], "area": 4757.0, "iscrowd": 0, "ignore": 0, "segmentation": [[438.0, 452.0, 505.0, 452.0, 505.0, 523.0, 438.0, 523.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond on the right side of the image"}, {"id": 3592, "image_id": 2126, "category_id": 5, "bbox": [433.0, 684.0, 100.0, 96.0], "area": 9600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[433.0, 684.0, 533.0, 684.0, 533.0, 780.0, 433.0, 780.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the bottom right corner of the image"}, {"id": 3593, "image_id": 2127, "category_id": 15, "bbox": [86.0, 197.0, 34.0, 29.0], "area": 986.0, "iscrowd": 0, "ignore": 0, "segmentation": [[86.0, 197.0, 120.0, 197.0, 120.0, 226.0, 86.0, 226.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3594, "image_id": 2128, "category_id": 15, "bbox": [2.0, 186.0, 29.0, 20.0], "area": 580.0, "iscrowd": 0, "ignore": 0, "segmentation": [[2.0, 186.0, 31.0, 186.0, 31.0, 206.0, 2.0, 206.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 3595, "image_id": 2129, "category_id": 15, "bbox": [130.0, 213.0, 31.0, 33.0], "area": 1023.0, "iscrowd": 0, "ignore": 0, "segmentation": [[130.0, 213.0, 161.0, 213.0, 161.0, 246.0, 130.0, 246.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3596, "image_id": 2130, "category_id": 15, "bbox": [208.0, 177.0, 26.0, 27.0], "area": 702.0, "iscrowd": 0, "ignore": 0, "segmentation": [[208.0, 177.0, 234.0, 177.0, 234.0, 204.0, 208.0, 204.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 3597, "image_id": 2131, "category_id": 9, "bbox": [142.0, 304.0, 63.0, 119.0], "area": 7497.0, "iscrowd": 0, "ignore": 0, "segmentation": [[142.0, 304.0, 205.0, 304.0, 205.0, 423.0, 142.0, 423.0]], "category_name": "optical basketball court", "caption": "The small optical basketball court located on the left"}, {"id": 3598, "image_id": 2131, "category_id": 9, "bbox": [208.0, 317.0, 102.0, 82.0], "area": 8364.0, "iscrowd": 0, "ignore": 0, "segmentation": [[208.0, 317.0, 310.0, 317.0, 310.0, 399.0, 208.0, 399.0]], "category_name": "optical basketball court", "caption": "The optical basketball court in the center of the image"}, {"id": 3599, "image_id": 2132, "category_id": 15, "bbox": [130.0, 183.0, 36.0, 29.0], "area": 1044.0, "iscrowd": 0, "ignore": 0, "segmentation": [[130.0, 183.0, 166.0, 183.0, 166.0, 212.0, 130.0, 212.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3600, "image_id": 2133, "category_id": 15, "bbox": [182.0, 66.0, 34.0, 24.0], "area": 816.0, "iscrowd": 0, "ignore": 0, "segmentation": [[182.0, 66.0, 216.0, 66.0, 216.0, 90.0, 182.0, 90.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 3601, "image_id": 2134, "category_id": 1, "bbox": [219.0, 658.0, 202.0, 221.0], "area": 44642.0, "iscrowd": 0, "ignore": 0, "segmentation": [[219.0, 658.0, 421.0, 658.0, 421.0, 879.0, 219.0, 879.0]], "category_name": "optical bridge", "caption": "There is a optical bridge at the bottom of the image"}, {"id": 3602, "image_id": 2134, "category_id": 1, "bbox": [251.0, 285.0, 256.0, 316.0], "area": 80896.0, "iscrowd": 0, "ignore": 0, "segmentation": [[251.0, 285.0, 507.0, 285.0, 507.0, 601.0, 251.0, 601.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 3603, "image_id": 2134, "category_id": 1, "bbox": [186.0, 106.0, 127.0, 186.0], "area": 23622.0, "iscrowd": 0, "ignore": 0, "segmentation": [[186.0, 106.0, 313.0, 106.0, 313.0, 292.0, 186.0, 292.0]], "category_name": "optical bridge", "caption": "There is a optical bridge at the top of the image"}, {"id": 3604, "image_id": 2135, "category_id": 15, "bbox": [80.0, 50.0, 27.0, 27.0], "area": 729.0, "iscrowd": 0, "ignore": 0, "segmentation": [[80.0, 50.0, 107.0, 50.0, 107.0, 77.0, 80.0, 77.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 3605, "image_id": 2136, "category_id": 1, "bbox": [91.0, 478.0, 175.0, 140.0], "area": 24500.0, "iscrowd": 0, "ignore": 0, "segmentation": [[91.0, 478.0, 266.0, 478.0, 266.0, 618.0, 91.0, 618.0]], "category_name": "optical bridge", "caption": "There is a optical bridge on the left side of the image"}, {"id": 3606, "image_id": 2136, "category_id": 1, "bbox": [276.0, 125.0, 156.0, 104.0], "area": 16224.0, "iscrowd": 0, "ignore": 0, "segmentation": [[276.0, 125.0, 432.0, 125.0, 432.0, 229.0, 276.0, 229.0]], "category_name": "optical bridge", "caption": "The optical bridge at the top of the image"}, {"id": 3607, "image_id": 2137, "category_id": 1, "bbox": [206.0, 339.0, 86.0, 161.0], "area": 13846.0, "iscrowd": 0, "ignore": 0, "segmentation": [[206.0, 339.0, 292.0, 339.0, 292.0, 500.0, 206.0, 500.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 3608, "image_id": 2138, "category_id": 15, "bbox": [127.0, 11.0, 29.0, 20.0], "area": 580.0, "iscrowd": 0, "ignore": 0, "segmentation": [[127.0, 11.0, 156.0, 11.0, 156.0, 31.0, 127.0, 31.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 3609, "image_id": 2139, "category_id": 4, "bbox": [96.0, 449.0, 265.0, 231.0], "area": 61215.0, "iscrowd": 0, "ignore": 0, "segmentation": [[96.0, 449.0, 361.0, 449.0, 361.0, 680.0, 96.0, 680.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 3610, "image_id": 2140, "category_id": 4, "bbox": [50.0, 395.0, 268.0, 268.0], "area": 71824.0, "iscrowd": 0, "ignore": 0, "segmentation": [[50.0, 395.0, 318.0, 395.0, 318.0, 663.0, 50.0, 663.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 3611, "image_id": 2141, "category_id": 15, "bbox": [153.0, 221.0, 35.0, 31.0], "area": 1085.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 221.0, 188.0, 221.0, 188.0, 252.0, 153.0, 252.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 3612, "image_id": 2142, "category_id": 4, "bbox": [159.0, 242.0, 122.0, 249.0], "area": 30378.0, "iscrowd": 0, "ignore": 0, "segmentation": [[159.0, 242.0, 281.0, 242.0, 281.0, 491.0, 159.0, 491.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 3613, "image_id": 2143, "category_id": 4, "bbox": [28.0, 220.0, 179.0, 356.0], "area": 63724.0, "iscrowd": 0, "ignore": 0, "segmentation": [[28.0, 220.0, 207.0, 220.0, 207.0, 576.0, 28.0, 576.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 3614, "image_id": 2143, "category_id": 5, "bbox": [230.0, 327.0, 65.0, 106.0], "area": 6890.0, "iscrowd": 0, "ignore": 0, "segmentation": [[230.0, 327.0, 295.0, 327.0, 295.0, 433.0, 230.0, 433.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the middle of the image"}, {"id": 3615, "image_id": 2143, "category_id": 5, "bbox": [466.0, 506.0, 68.0, 100.0], "area": 6800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[466.0, 506.0, 534.0, 506.0, 534.0, 606.0, 466.0, 606.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the bottom right corner of the image"}, {"id": 3616, "image_id": 2144, "category_id": 15, "bbox": [52.0, 188.0, 32.0, 27.0], "area": 864.0, "iscrowd": 0, "ignore": 0, "segmentation": [[52.0, 188.0, 84.0, 188.0, 84.0, 215.0, 52.0, 215.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 3617, "image_id": 2145, "category_id": 4, "bbox": [83.0, 448.0, 255.0, 238.0], "area": 60690.0, "iscrowd": 0, "ignore": 0, "segmentation": [[83.0, 448.0, 338.0, 448.0, 338.0, 686.0, 83.0, 686.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 3618, "image_id": 2146, "category_id": 15, "bbox": [107.0, 52.0, 32.0, 18.0], "area": 576.0, "iscrowd": 0, "ignore": 0, "segmentation": [[107.0, 52.0, 139.0, 52.0, 139.0, 70.0, 107.0, 70.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 3619, "image_id": 2147, "category_id": 4, "bbox": [144.0, 98.0, 294.0, 367.0], "area": 107898.0, "iscrowd": 0, "ignore": 0, "segmentation": [[144.0, 98.0, 438.0, 98.0, 438.0, 465.0, 144.0, 465.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 3620, "image_id": 2148, "category_id": 15, "bbox": [177.0, 193.0, 31.0, 28.0], "area": 868.0, "iscrowd": 0, "ignore": 0, "segmentation": [[177.0, 193.0, 208.0, 193.0, 208.0, 221.0, 177.0, 221.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 3621, "image_id": 2149, "category_id": 15, "bbox": [49.0, 194.0, 30.0, 27.0], "area": 810.0, "iscrowd": 0, "ignore": 0, "segmentation": [[49.0, 194.0, 79.0, 194.0, 79.0, 221.0, 49.0, 221.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 3622, "image_id": 2150, "category_id": 15, "bbox": [52.0, 58.0, 32.0, 30.0], "area": 960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[52.0, 58.0, 84.0, 58.0, 84.0, 88.0, 52.0, 88.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 3623, "image_id": 2151, "category_id": 15, "bbox": [206.0, 218.0, 27.0, 27.0], "area": 729.0, "iscrowd": 0, "ignore": 0, "segmentation": [[206.0, 218.0, 233.0, 218.0, 233.0, 245.0, 206.0, 245.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower right"}, {"id": 3624, "image_id": 2152, "category_id": 0, "bbox": [50.0, 604.0, 56.0, 50.0], "area": 2800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[50.0, 604.0, 106.0, 604.0, 106.0, 654.0, 50.0, 654.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left side of the image"}, {"id": 3625, "image_id": 2152, "category_id": 0, "bbox": [660.0, 558.0, 38.0, 66.0], "area": 2508.0, "iscrowd": 0, "ignore": 0, "segmentation": [[660.0, 558.0, 698.0, 558.0, 698.0, 624.0, 660.0, 624.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right side of the image"}, {"id": 3626, "image_id": 2153, "category_id": 0, "bbox": [386.0, 386.0, 41.0, 65.0], "area": 2665.0, "iscrowd": 0, "ignore": 0, "segmentation": [[386.0, 386.0, 427.0, 386.0, 427.0, 451.0, 386.0, 451.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the middle of the image"}, {"id": 3627, "image_id": 2153, "category_id": 0, "bbox": [424.0, 519.0, 41.0, 61.0], "area": 2501.0, "iscrowd": 0, "ignore": 0, "segmentation": [[424.0, 519.0, 465.0, 519.0, 465.0, 580.0, 424.0, 580.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right side of the image"}, {"id": 3628, "image_id": 2153, "category_id": 0, "bbox": [460.0, 647.0, 40.0, 57.0], "area": 2280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[460.0, 647.0, 500.0, 647.0, 500.0, 704.0, 460.0, 704.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle in the bottom right corner of the image"}, {"id": 3629, "image_id": 2153, "category_id": 0, "bbox": [199.0, 21.0, 41.0, 68.0], "area": 2788.0, "iscrowd": 0, "ignore": 0, "segmentation": [[199.0, 21.0, 240.0, 21.0, 240.0, 89.0, 199.0, 89.0]], "category_name": "optical vehicle", "caption": "The optical vehicle at the top of the image"}, {"id": 3630, "image_id": 2154, "category_id": 15, "bbox": [150.0, 63.0, 26.0, 30.0], "area": 780.0, "iscrowd": 0, "ignore": 0, "segmentation": [[150.0, 63.0, 176.0, 63.0, 176.0, 93.0, 150.0, 93.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 3631, "image_id": 2155, "category_id": 0, "bbox": [38.0, 744.0, 62.0, 50.0], "area": 3100.0, "iscrowd": 0, "ignore": 0, "segmentation": [[38.0, 744.0, 100.0, 744.0, 100.0, 794.0, 38.0, 794.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the bottom left corner of the image"}, {"id": 3632, "image_id": 2155, "category_id": 0, "bbox": [537.0, 772.0, 62.0, 41.0], "area": 2542.0, "iscrowd": 0, "ignore": 0, "segmentation": [[537.0, 772.0, 599.0, 772.0, 599.0, 813.0, 537.0, 813.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle in the bottom left corner of the image,and the optical vehicle that needs to be found is located in the lower right corner of it."}, {"id": 3633, "image_id": 2155, "category_id": 0, "bbox": [558.0, 697.0, 72.0, 44.0], "area": 3168.0, "iscrowd": 0, "ignore": 0, "segmentation": [[558.0, 697.0, 630.0, 697.0, 630.0, 741.0, 558.0, 741.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle in the bottom left corner of the image,and the optical vehicle that needs to be found is located in the upper right corner of it."}, {"id": 3634, "image_id": 2156, "category_id": 15, "bbox": [33.0, 159.0, 25.0, 27.0], "area": 675.0, "iscrowd": 0, "ignore": 0, "segmentation": [[33.0, 159.0, 58.0, 159.0, 58.0, 186.0, 33.0, 186.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 3635, "image_id": 2157, "category_id": 15, "bbox": [37.0, 50.0, 37.0, 27.0], "area": 999.0, "iscrowd": 0, "ignore": 0, "segmentation": [[37.0, 50.0, 74.0, 50.0, 74.0, 77.0, 37.0, 77.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 3636, "image_id": 2158, "category_id": 15, "bbox": [92.0, 179.0, 41.0, 28.0], "area": 1148.0, "iscrowd": 0, "ignore": 0, "segmentation": [[92.0, 179.0, 133.0, 179.0, 133.0, 207.0, 92.0, 207.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3637, "image_id": 2159, "category_id": 15, "bbox": [139.0, 116.0, 22.0, 14.0], "area": 308.0, "iscrowd": 0, "ignore": 0, "segmentation": [[139.0, 116.0, 161.0, 116.0, 161.0, 130.0, 139.0, 130.0]], "category_name": "sar ship", "caption": "A small sar ship is in the middle"}, {"id": 3638, "image_id": 2160, "category_id": 0, "bbox": [92.0, 373.0, 57.0, 48.0], "area": 2736.0, "iscrowd": 0, "ignore": 0, "segmentation": [[92.0, 373.0, 149.0, 373.0, 149.0, 421.0, 92.0, 421.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle on the left side of the image"}, {"id": 3639, "image_id": 2160, "category_id": 0, "bbox": [519.0, 53.0, 51.0, 44.0], "area": 2244.0, "iscrowd": 0, "ignore": 0, "segmentation": [[519.0, 53.0, 570.0, 53.0, 570.0, 97.0, 519.0, 97.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the upper right corner of the image"}, {"id": 3640, "image_id": 2161, "category_id": 5, "bbox": [109.0, 32.0, 64.0, 83.0], "area": 5312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[109.0, 32.0, 173.0, 32.0, 173.0, 115.0, 109.0, 115.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the upper left corner of the image"}, {"id": 3641, "image_id": 2161, "category_id": 5, "bbox": [219.0, 238.0, 80.0, 95.0], "area": 7600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[219.0, 238.0, 299.0, 238.0, 299.0, 333.0, 219.0, 333.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond at the top of the image"}, {"id": 3642, "image_id": 2161, "category_id": 5, "bbox": [343.0, 12.0, 41.0, 52.0], "area": 2132.0, "iscrowd": 0, "ignore": 0, "segmentation": [[343.0, 12.0, 384.0, 12.0, 384.0, 64.0, 343.0, 64.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the upper right corner of the image"}, {"id": 3643, "image_id": 2161, "category_id": 4, "bbox": [102.0, 387.0, 325.0, 155.0], "area": 50375.0, "iscrowd": 0, "ignore": 0, "segmentation": [[102.0, 387.0, 427.0, 387.0, 427.0, 542.0, 102.0, 542.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 3644, "image_id": 2162, "category_id": 15, "bbox": [98.0, 235.0, 30.0, 21.0], "area": 630.0, "iscrowd": 0, "ignore": 0, "segmentation": [[98.0, 235.0, 128.0, 235.0, 128.0, 256.0, 98.0, 256.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 3645, "image_id": 2163, "category_id": 5, "bbox": [96.0, 318.0, 58.0, 78.0], "area": 4524.0, "iscrowd": 0, "ignore": 0, "segmentation": [[96.0, 318.0, 154.0, 318.0, 154.0, 396.0, 96.0, 396.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond on the left side of the image"}, {"id": 3646, "image_id": 2163, "category_id": 5, "bbox": [274.0, 365.0, 76.0, 89.0], "area": 6764.0, "iscrowd": 0, "ignore": 0, "segmentation": [[274.0, 365.0, 350.0, 365.0, 350.0, 454.0, 274.0, 454.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the middle of the image"}, {"id": 3647, "image_id": 2163, "category_id": 4, "bbox": [78.0, 527.0, 276.0, 195.0], "area": 53820.0, "iscrowd": 0, "ignore": 0, "segmentation": [[78.0, 527.0, 354.0, 527.0, 354.0, 722.0, 78.0, 722.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 3648, "image_id": 2164, "category_id": 5, "bbox": [109.0, 640.0, 53.0, 69.0], "area": 3657.0, "iscrowd": 0, "ignore": 0, "segmentation": [[109.0, 640.0, 162.0, 640.0, 162.0, 709.0, 109.0, 709.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the bottom left corner of the image"}, {"id": 3649, "image_id": 2164, "category_id": 5, "bbox": [225.0, 654.0, 60.0, 78.0], "area": 4680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[225.0, 654.0, 285.0, 654.0, 285.0, 732.0, 225.0, 732.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond at the bottom of the image"}, {"id": 3650, "image_id": 2164, "category_id": 4, "bbox": [87.0, 358.0, 235.0, 156.0], "area": 36660.0, "iscrowd": 0, "ignore": 0, "segmentation": [[87.0, 358.0, 322.0, 358.0, 322.0, 514.0, 87.0, 514.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 3651, "image_id": 2165, "category_id": 15, "bbox": [134.0, 232.0, 28.0, 16.0], "area": 448.0, "iscrowd": 0, "ignore": 0, "segmentation": [[134.0, 232.0, 162.0, 232.0, 162.0, 248.0, 134.0, 248.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 3652, "image_id": 2166, "category_id": 15, "bbox": [99.0, 105.0, 33.0, 36.0], "area": 1188.0, "iscrowd": 0, "ignore": 0, "segmentation": [[99.0, 105.0, 132.0, 105.0, 132.0, 141.0, 99.0, 141.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3653, "image_id": 2167, "category_id": 5, "bbox": [402.0, 560.0, 96.0, 102.0], "area": 9792.0, "iscrowd": 0, "ignore": 0, "segmentation": [[402.0, 560.0, 498.0, 560.0, 498.0, 662.0, 402.0, 662.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the bottom right corner of the image"}, {"id": 3654, "image_id": 2167, "category_id": 5, "bbox": [338.0, 407.0, 89.0, 107.0], "area": 9523.0, "iscrowd": 0, "ignore": 0, "segmentation": [[338.0, 407.0, 427.0, 407.0, 427.0, 514.0, 338.0, 514.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond on the right side of the image"}, {"id": 3655, "image_id": 2167, "category_id": 4, "bbox": [128.0, 76.0, 173.0, 357.0], "area": 61761.0, "iscrowd": 0, "ignore": 0, "segmentation": [[128.0, 76.0, 301.0, 76.0, 301.0, 433.0, 128.0, 433.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 3656, "image_id": 2168, "category_id": 15, "bbox": [199.0, 39.0, 19.0, 11.0], "area": 209.0, "iscrowd": 0, "ignore": 0, "segmentation": [[199.0, 39.0, 218.0, 39.0, 218.0, 50.0, 199.0, 50.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper right"}, {"id": 3657, "image_id": 2169, "category_id": 1, "bbox": [109.0, 1058.0, 159.0, 142.0], "area": 22578.0, "iscrowd": 0, "ignore": 0, "segmentation": [[109.0, 1058.0, 268.0, 1058.0, 268.0, 1200.0, 109.0, 1200.0]], "category_name": "optical bridge", "caption": "The optical bridge at the bottom of the image"}, {"id": 3658, "image_id": 2169, "category_id": 1, "bbox": [135.0, 65.0, 133.0, 142.0], "area": 18886.0, "iscrowd": 0, "ignore": 0, "segmentation": [[135.0, 65.0, 268.0, 65.0, 268.0, 207.0, 135.0, 207.0]], "category_name": "optical bridge", "caption": "The optical bridge at the top of the image"}, {"id": 3659, "image_id": 2170, "category_id": 15, "bbox": [163.0, 233.0, 22.0, 22.0], "area": 484.0, "iscrowd": 0, "ignore": 0, "segmentation": [[163.0, 233.0, 185.0, 233.0, 185.0, 255.0, 163.0, 255.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 3660, "image_id": 2171, "category_id": 1, "bbox": [52.0, 304.0, 154.0, 257.0], "area": 39578.0, "iscrowd": 0, "ignore": 0, "segmentation": [[52.0, 304.0, 206.0, 304.0, 206.0, 561.0, 52.0, 561.0]], "category_name": "optical 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{"id": 3664, "image_id": 2172, "category_id": 1, "bbox": [46.0, 128.0, 136.0, 139.0], "area": 18904.0, "iscrowd": 0, "ignore": 0, "segmentation": [[46.0, 128.0, 182.0, 128.0, 182.0, 267.0, 46.0, 267.0]], "category_name": "optical bridge", "caption": "The optical bridge in the upper left corner of the image"}, {"id": 3665, "image_id": 2173, "category_id": 1, "bbox": [95.0, 304.0, 85.0, 175.0], "area": 14875.0, "iscrowd": 0, "ignore": 0, "segmentation": [[95.0, 304.0, 180.0, 304.0, 180.0, 479.0, 95.0, 479.0]], "category_name": "optical bridge", "caption": "The optical bridge on the left side of the image"}, {"id": 3666, "image_id": 2173, "category_id": 1, "bbox": [323.0, 306.0, 71.0, 115.0], "area": 8165.0, "iscrowd": 0, "ignore": 0, "segmentation": [[323.0, 306.0, 394.0, 306.0, 394.0, 421.0, 323.0, 421.0]], "category_name": "optical bridge", "caption": "The optical bridge in the middle of the image"}, {"id": 3667, "image_id": 2174, "category_id": 15, "bbox": [150.0, 1.0, 32.0, 31.0], 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"segmentation": [[200.0, 273.0, 530.0, 273.0, 530.0, 603.0, 200.0, 603.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 3671, "image_id": 2176, "category_id": 4, "bbox": [120.0, 245.0, 286.0, 269.0], "area": 76934.0, "iscrowd": 0, "ignore": 0, "segmentation": [[120.0, 245.0, 406.0, 245.0, 406.0, 514.0, 120.0, 514.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 3672, "image_id": 2177, "category_id": 15, "bbox": [142.0, 212.0, 39.0, 23.0], "area": 897.0, "iscrowd": 0, "ignore": 0, "segmentation": [[142.0, 212.0, 181.0, 212.0, 181.0, 235.0, 142.0, 235.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3673, "image_id": 2178, "category_id": 15, "bbox": [200.0, 51.0, 38.0, 35.0], "area": 1330.0, "iscrowd": 0, "ignore": 0, "segmentation": [[200.0, 51.0, 238.0, 51.0, 238.0, 86.0, 200.0, 86.0]], "category_name": "sar 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0, "segmentation": [[57.0, 213.0, 81.0, 213.0, 81.0, 235.0, 57.0, 235.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower left"}, {"id": 3680, "image_id": 2181, "category_id": 15, "bbox": [141.0, 85.0, 40.0, 23.0], "area": 920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[141.0, 85.0, 181.0, 85.0, 181.0, 108.0, 141.0, 108.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3681, "image_id": 2182, "category_id": 4, "bbox": [73.0, 466.0, 302.0, 144.0], "area": 43488.0, "iscrowd": 0, "ignore": 0, "segmentation": [[73.0, 466.0, 375.0, 466.0, 375.0, 610.0, 73.0, 610.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 3682, "image_id": 2182, "category_id": 5, "bbox": [305.0, 349.0, 89.0, 92.0], "area": 8188.0, "iscrowd": 0, "ignore": 0, "segmentation": [[305.0, 349.0, 394.0, 349.0, 394.0, 441.0, 305.0, 441.0]], "category_name": "optical baseball 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"A large sar ship is on the left"}, {"id": 3686, "image_id": 2185, "category_id": 15, "bbox": [89.0, 111.0, 35.0, 25.0], "area": 875.0, "iscrowd": 0, "ignore": 0, "segmentation": [[89.0, 111.0, 124.0, 111.0, 124.0, 136.0, 89.0, 136.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3687, "image_id": 2186, "category_id": 15, "bbox": [192.0, 9.0, 37.0, 32.0], "area": 1184.0, "iscrowd": 0, "ignore": 0, "segmentation": [[192.0, 9.0, 229.0, 9.0, 229.0, 41.0, 192.0, 41.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 3688, "image_id": 2187, "category_id": 15, "bbox": [170.0, 116.0, 28.0, 20.0], "area": 560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[170.0, 116.0, 198.0, 116.0, 198.0, 136.0, 170.0, 136.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 3689, "image_id": 2188, "category_id": 1, "bbox": [790.0, 688.0, 749.0, 491.0], "area": 367759.0, "iscrowd": 0, "ignore": 0, "segmentation": [[790.0, 688.0, 1539.0, 688.0, 1539.0, 1179.0, 790.0, 1179.0]], "category_name": "optical bridge", "caption": "There is a optical bridge at the bottom of the image"}, {"id": 3690, "image_id": 2188, "category_id": 1, "bbox": [268.0, 142.0, 579.0, 608.0], "area": 352032.0, "iscrowd": 0, "ignore": 0, "segmentation": [[268.0, 142.0, 847.0, 142.0, 847.0, 750.0, 268.0, 750.0]], "category_name": "optical bridge", "caption": "There is a optical bridge in the upper left corner of the image"}, {"id": 3691, "image_id": 2189, "category_id": 15, "bbox": [102.0, 187.0, 15.0, 16.0], "area": 240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[102.0, 187.0, 117.0, 187.0, 117.0, 203.0, 102.0, 203.0]], "category_name": "sar ship", "caption": "A small sar ship is on the bottom"}, {"id": 3692, "image_id": 2190, "category_id": 15, "bbox": [197.0, 45.0, 16.0, 18.0], "area": 288.0, "iscrowd": 0, "ignore": 0, "segmentation": [[197.0, 45.0, 213.0, 45.0, 213.0, 63.0, 197.0, 63.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper right"}, {"id": 3693, "image_id": 2191, "category_id": 9, "bbox": [180.0, 240.0, 76.0, 42.0], "area": 3192.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 240.0, 256.0, 240.0, 256.0, 282.0, 180.0, 282.0]], "category_name": "optical basketball court", "caption": "The small optical basketball court"}, {"id": 3694, "image_id": 2192, "category_id": 4, "bbox": [360.0, 211.0, 228.0, 165.0], "area": 37620.0, "iscrowd": 0, "ignore": 0, "segmentation": [[360.0, 211.0, 588.0, 211.0, 588.0, 376.0, 360.0, 376.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 3695, "image_id": 2193, "category_id": 11, "bbox": [418.0, 997.0, 1236.0, 798.0], "area": 986328.0, "iscrowd": 0, "ignore": 0, "segmentation": [[418.0, 997.0, 1654.0, 997.0, 1654.0, 1795.0, 418.0, 1795.0]], "category_name": "optical ship", "caption": "The big optical ship"}, {"id": 3696, "image_id": 2194, "category_id": 11, "bbox": [1609.0, 976.0, 876.0, 537.0], "area": 470412.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1609.0, 976.0, 2485.0, 976.0, 2485.0, 1513.0, 1609.0, 1513.0]], "category_name": "optical ship", "caption": "There is a big optical ship"}, {"id": 3697, "image_id": 2194, "category_id": 11, "bbox": [985.0, 1393.0, 471.0, 297.0], "area": 139887.0, "iscrowd": 0, "ignore": 0, "segmentation": [[985.0, 1393.0, 1456.0, 1393.0, 1456.0, 1690.0, 985.0, 1690.0]], "category_name": "optical ship", "caption": "There is a optical ship at the bottom of the image"}, {"id": 3698, "image_id": 2194, "category_id": 11, "bbox": [34.0, 853.0, 573.0, 372.0], "area": 213156.0, "iscrowd": 0, "ignore": 0, "segmentation": [[34.0, 853.0, 607.0, 853.0, 607.0, 1225.0, 34.0, 1225.0]], "category_name": "optical ship", "caption": "The optical ship on the left side of the image"}, {"id": 3699, "image_id": 2195, "category_id": 15, "bbox": [37.0, 179.0, 14.0, 16.0], "area": 224.0, "iscrowd": 0, "ignore": 0, "segmentation": [[37.0, 179.0, 51.0, 179.0, 51.0, 195.0, 37.0, 195.0]], "category_name": "sar ship", "caption": "A small sar ship is on the lower left"}, {"id": 3700, "image_id": 2195, "category_id": 15, "bbox": [203.0, 67.0, 15.0, 13.0], "area": 195.0, "iscrowd": 0, "ignore": 0, "segmentation": [[203.0, 67.0, 218.0, 67.0, 218.0, 80.0, 203.0, 80.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper right"}, {"id": 3701, "image_id": 2196, "category_id": 11, "bbox": [382.0, 606.0, 360.0, 1424.0], "area": 512640.0, "iscrowd": 0, "ignore": 0, "segmentation": [[382.0, 606.0, 742.0, 606.0, 742.0, 2030.0, 382.0, 2030.0]], "category_name": "optical ship", "caption": "There is a big optical ship"}, {"id": 3702, "image_id": 2197, "category_id": 15, "bbox": [125.0, 23.0, 41.0, 59.0], "area": 2419.0, "iscrowd": 0, "ignore": 0, "segmentation": [[125.0, 23.0, 166.0, 23.0, 166.0, 82.0, 125.0, 82.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 3703, "image_id": 2198, "category_id": 11, "bbox": [895.0, 741.0, 158.0, 388.0], "area": 61304.0, "iscrowd": 0, "ignore": 0, "segmentation": [[895.0, 741.0, 1053.0, 741.0, 1053.0, 1129.0, 895.0, 1129.0]], "category_name": "optical ship", "caption": "There is a optical ship at the bottom of the image"}, {"id": 3704, "image_id": 2198, "category_id": 11, "bbox": [1069.0, 103.0, 188.0, 444.0], "area": 83472.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1069.0, 103.0, 1257.0, 103.0, 1257.0, 547.0, 1069.0, 547.0]], "category_name": "optical ship", "caption": "There is a optical ship in the upper right corner of the image"}, {"id": 3705, "image_id": 2199, "category_id": 15, "bbox": [207.0, 59.0, 49.0, 34.0], "area": 1666.0, "iscrowd": 0, "ignore": 0, "segmentation": [[207.0, 59.0, 256.0, 59.0, 256.0, 93.0, 207.0, 93.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper right"}, {"id": 3706, "image_id": 2200, "category_id": 9, "bbox": [120.0, 37.0, 561.0, 552.0], "area": 309672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[120.0, 37.0, 681.0, 37.0, 681.0, 589.0, 120.0, 589.0]], "category_name": "optical basketball court", "caption": "There is a big optical basketball court"}, {"id": 3707, "image_id": 2201, "category_id": 15, "bbox": [80.0, 64.0, 59.0, 27.0], "area": 1593.0, "iscrowd": 0, "ignore": 0, "segmentation": [[80.0, 64.0, 139.0, 64.0, 139.0, 91.0, 80.0, 91.0]], "category_name": "sar ship", "caption": "A large sar ship is on the top"}, {"id": 3708, "image_id": 2202, "category_id": 15, "bbox": [31.0, 74.0, 23.0, 17.0], "area": 391.0, "iscrowd": 0, "ignore": 0, "segmentation": [[31.0, 74.0, 54.0, 74.0, 54.0, 91.0, 31.0, 91.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 3709, "image_id": 2203, "category_id": 15, "bbox": [145.0, 92.0, 24.0, 25.0], "area": 600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[145.0, 92.0, 169.0, 92.0, 169.0, 117.0, 145.0, 117.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 3710, "image_id": 2204, "category_id": 5, "bbox": [838.0, 420.0, 268.0, 329.0], "area": 88172.0, "iscrowd": 0, "ignore": 0, "segmentation": [[838.0, 420.0, 1106.0, 420.0, 1106.0, 749.0, 838.0, 749.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond on the right side of the image"}, {"id": 3711, "image_id": 2205, "category_id": 11, "bbox": [514.0, 673.0, 423.0, 589.0], "area": 249147.0, "iscrowd": 0, "ignore": 0, "segmentation": [[514.0, 673.0, 937.0, 673.0, 937.0, 1262.0, 514.0, 1262.0]], "category_name": "optical ship", "caption": "There is a small optical ship,and the optical ship that needs to be found is located in the lower right corner of it."}, {"id": 3712, "image_id": 2205, "category_id": 11, "bbox": [514.0, 529.0, 165.0, 210.0], "area": 34650.0, "iscrowd": 0, "ignore": 0, "segmentation": [[514.0, 529.0, 679.0, 529.0, 679.0, 739.0, 514.0, 739.0]], "category_name": "optical ship", "caption": "There is a small optical ship"}, {"id": 3713, "image_id": 2206, "category_id": 5, "bbox": [1099.0, 292.0, 196.0, 198.0], "area": 38808.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1099.0, 292.0, 1295.0, 292.0, 1295.0, 490.0, 1099.0, 490.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the upper right corner of the image"}, {"id": 3714, "image_id": 2207, "category_id": 15, "bbox": [79.0, 50.0, 9.0, 42.0], "area": 378.0, "iscrowd": 0, "ignore": 0, "segmentation": [[79.0, 50.0, 88.0, 50.0, 88.0, 92.0, 79.0, 92.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 3715, "image_id": 2208, "category_id": 15, "bbox": [172.0, 220.0, 21.0, 16.0], "area": 336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[172.0, 220.0, 193.0, 220.0, 193.0, 236.0, 172.0, 236.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the lower right"}, {"id": 3716, "image_id": 2209, "category_id": 15, "bbox": [57.0, 98.0, 17.0, 16.0], "area": 272.0, "iscrowd": 0, "ignore": 0, "segmentation": [[57.0, 98.0, 74.0, 98.0, 74.0, 114.0, 57.0, 114.0]], "category_name": "sar ship", "caption": "The small sar ship is on the left"}, {"id": 3717, "image_id": 2209, "category_id": 15, "bbox": [104.0, 68.0, 28.0, 24.0], "area": 672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[104.0, 68.0, 132.0, 68.0, 132.0, 92.0, 104.0, 92.0]], "category_name": "sar ship", "caption": "The large sar ship is on the top"}, {"id": 3718, "image_id": 2210, "category_id": 15, "bbox": [75.0, 16.0, 26.0, 19.0], "area": 494.0, "iscrowd": 0, "ignore": 0, "segmentation": [[75.0, 16.0, 101.0, 16.0, 101.0, 35.0, 75.0, 35.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the top"}, {"id": 3719, "image_id": 2211, "category_id": 4, "bbox": [56.0, 127.0, 280.0, 216.0], "area": 60480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[56.0, 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"caption": "There is a optical baseball diamond in the middle of the image"}, {"id": 3723, "image_id": 2214, "category_id": 5, "bbox": [6.0, 255.0, 308.0, 296.0], "area": 91168.0, "iscrowd": 0, "ignore": 0, "segmentation": [[6.0, 255.0, 314.0, 255.0, 314.0, 551.0, 6.0, 551.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond on the left side of the image"}, {"id": 3724, "image_id": 2214, "category_id": 5, "bbox": [649.0, 124.0, 304.0, 303.0], "area": 92112.0, "iscrowd": 0, "ignore": 0, "segmentation": [[649.0, 124.0, 953.0, 124.0, 953.0, 427.0, 649.0, 427.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the upper right corner of the image"}, {"id": 3725, "image_id": 2215, "category_id": 4, "bbox": [86.0, 99.0, 457.0, 233.0], "area": 106481.0, "iscrowd": 0, "ignore": 0, "segmentation": [[86.0, 99.0, 543.0, 99.0, 543.0, 332.0, 86.0, 332.0]], "category_name": "optical ground track field", "caption": "There 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[106.0, 173.0, 60.0, 83.0], "area": 4980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[106.0, 173.0, 166.0, 173.0, 166.0, 256.0, 106.0, 256.0]], "category_name": "sar ship", "caption": "A massive sar ship is on the bottom"}, {"id": 3730, "image_id": 2220, "category_id": 1, "bbox": [221.0, 483.0, 698.0, 131.0], "area": 91438.0, "iscrowd": 0, "ignore": 0, "segmentation": [[221.0, 483.0, 919.0, 483.0, 919.0, 614.0, 221.0, 614.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 3731, "image_id": 2221, "category_id": 4, "bbox": [261.0, 155.0, 179.0, 141.0], "area": 25239.0, "iscrowd": 0, "ignore": 0, "segmentation": [[261.0, 155.0, 440.0, 155.0, 440.0, 296.0, 261.0, 296.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 3732, "image_id": 2222, "category_id": 4, "bbox": [426.0, 434.0, 203.0, 179.0], "area": 36337.0, "iscrowd": 0, "ignore": 0, "segmentation": [[426.0, 434.0, 629.0, 434.0, 629.0, 613.0, 426.0, 613.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 3733, "image_id": 2223, "category_id": 4, "bbox": [543.0, 354.0, 203.0, 176.0], "area": 35728.0, "iscrowd": 0, "ignore": 0, "segmentation": [[543.0, 354.0, 746.0, 354.0, 746.0, 530.0, 543.0, 530.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 3734, "image_id": 2224, "category_id": 15, "bbox": [109.0, 177.0, 10.0, 66.0], "area": 660.0, "iscrowd": 0, "ignore": 0, "segmentation": [[109.0, 177.0, 119.0, 177.0, 119.0, 243.0, 109.0, 243.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3735, "image_id": 2225, "category_id": 1, "bbox": [47.0, 801.0, 146.0, 260.0], "area": 37960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[47.0, 801.0, 193.0, 801.0, 193.0, 1061.0, 47.0, 1061.0]], "category_name": "optical bridge", "caption": "The optical bridge in the bottom left corner of the image"}, {"id": 3736, "image_id": 2225, "category_id": 1, "bbox": [801.0, 181.0, 728.0, 560.0], "area": 407680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[801.0, 181.0, 1529.0, 181.0, 1529.0, 741.0, 801.0, 741.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 3737, "image_id": 2226, "category_id": 15, "bbox": [19.0, 129.0, 52.0, 19.0], "area": 988.0, "iscrowd": 0, "ignore": 0, "segmentation": [[19.0, 129.0, 71.0, 129.0, 71.0, 148.0, 19.0, 148.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 3738, "image_id": 2227, "category_id": 1, "bbox": [313.0, 178.0, 596.0, 322.0], "area": 191912.0, "iscrowd": 0, "ignore": 0, "segmentation": [[313.0, 178.0, 909.0, 178.0, 909.0, 500.0, 313.0, 500.0]], "category_name": "optical bridge", "caption": "The big optical bridge"}, {"id": 3739, "image_id": 2227, "category_id": 1, "bbox": [61.0, 663.0, 142.0, 276.0], 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502.0, 271.0, 304.0, 271.0]], "category_name": "optical ship", "caption": "The big optical ship"}, {"id": 3743, "image_id": 2231, "category_id": 15, "bbox": [16.0, 59.0, 23.0, 27.0], "area": 621.0, "iscrowd": 0, "ignore": 0, "segmentation": [[16.0, 59.0, 39.0, 59.0, 39.0, 86.0, 16.0, 86.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the upper left"}, {"id": 3744, "image_id": 2232, "category_id": 4, "bbox": [316.0, 226.0, 175.0, 121.0], "area": 21175.0, "iscrowd": 0, "ignore": 0, "segmentation": [[316.0, 226.0, 491.0, 226.0, 491.0, 347.0, 316.0, 347.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 3745, "image_id": 2233, "category_id": 15, "bbox": [163.0, 128.0, 26.0, 20.0], "area": 520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[163.0, 128.0, 189.0, 128.0, 189.0, 148.0, 163.0, 148.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 3746, "image_id": 2234, "category_id": 15, "bbox": [79.0, 122.0, 24.0, 25.0], "area": 600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[79.0, 122.0, 103.0, 122.0, 103.0, 147.0, 79.0, 147.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is in the middle"}, {"id": 3747, "image_id": 2235, "category_id": 15, "bbox": [179.0, 136.0, 14.0, 43.0], "area": 602.0, "iscrowd": 0, "ignore": 0, "segmentation": [[179.0, 136.0, 193.0, 136.0, 193.0, 179.0, 179.0, 179.0]], "category_name": "sar ship", "caption": "A medium-sized sar ship is on the right"}, {"id": 3748, "image_id": 2236, "category_id": 15, "bbox": [7.0, 51.0, 34.0, 72.0], "area": 2448.0, "iscrowd": 0, "ignore": 0, "segmentation": [[7.0, 51.0, 41.0, 51.0, 41.0, 123.0, 7.0, 123.0]], "category_name": "sar ship", "caption": "A large sar ship is on the left"}, {"id": 3749, "image_id": 2237, "category_id": 11, "bbox": [66.0, 30.0, 140.0, 500.0], "area": 70000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[66.0, 30.0, 206.0, 30.0, 206.0, 530.0, 66.0, 530.0]], "category_name": "optical ship", "caption": "There is a big optical ship"}, {"id": 3750, "image_id": 2238, "category_id": 15, "bbox": [32.0, 168.0, 39.0, 27.0], "area": 1053.0, "iscrowd": 0, "ignore": 0, "segmentation": [[32.0, 168.0, 71.0, 168.0, 71.0, 195.0, 32.0, 195.0]], "category_name": "sar ship", "caption": "A large sar ship is on the lower left"}, {"id": 3751, "image_id": 2239, "category_id": 15, "bbox": [32.0, 40.0, 39.0, 30.0], "area": 1170.0, "iscrowd": 0, "ignore": 0, "segmentation": [[32.0, 40.0, 71.0, 40.0, 71.0, 70.0, 32.0, 70.0]], "category_name": "sar ship", "caption": "A large sar ship is on the upper left"}, {"id": 3752, "image_id": 2240, "category_id": 11, "bbox": [346.0, 175.0, 168.0, 134.0], "area": 22512.0, "iscrowd": 0, "ignore": 0, "segmentation": [[346.0, 175.0, 514.0, 175.0, 514.0, 309.0, 346.0, 309.0]], "category_name": "optical ship", "caption": "There is a optical ship in the middle of the image"}, {"id": 3753, "image_id": 2241, "category_id": 4, "bbox": [258.0, 425.0, 561.0, 296.0], "area": 166056.0, "iscrowd": 0, "ignore": 0, "segmentation": [[258.0, 425.0, 819.0, 425.0, 819.0, 721.0, 258.0, 721.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 3754, "image_id": 2242, "category_id": 15, "bbox": [77.0, 153.0, 23.0, 38.0], "area": 874.0, "iscrowd": 0, "ignore": 0, "segmentation": [[77.0, 153.0, 100.0, 153.0, 100.0, 191.0, 77.0, 191.0]], "category_name": "sar ship", "caption": "A large sar ship is on the bottom"}, {"id": 3755, "image_id": 2243, "category_id": 15, "bbox": [142.0, 73.0, 22.0, 18.0], "area": 396.0, "iscrowd": 0, "ignore": 0, "segmentation": [[142.0, 73.0, 164.0, 73.0, 164.0, 91.0, 142.0, 91.0]], "category_name": "sar ship", "caption": "One medium-sized sar ship is on the top and positioned to the upper right of the other bottom sar ship"}, {"id": 3756, "image_id": 2243, "category_id": 15, "bbox": [74.0, 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"category_name": "sar ship", "caption": "A medium-sized sar ship is on the bottom"}, {"id": 3760, "image_id": 2246, "category_id": 15, "bbox": [94.0, 133.0, 33.0, 36.0], "area": 1188.0, "iscrowd": 0, "ignore": 0, "segmentation": [[94.0, 133.0, 127.0, 133.0, 127.0, 169.0, 94.0, 169.0]], "category_name": "sar ship", "caption": "A large sar ship is in the middle"}, {"id": 3761, "image_id": 2247, "category_id": 11, "bbox": [50.0, 58.0, 182.0, 252.0], "area": 45864.0, "iscrowd": 0, "ignore": 0, "segmentation": [[50.0, 58.0, 232.0, 58.0, 232.0, 310.0, 50.0, 310.0]], "category_name": "optical ship", "caption": "The optical ship in the upper left corner of the image"}, {"id": 3762, "image_id": 2248, "category_id": 11, "bbox": [399.0, 148.0, 215.0, 219.0], "area": 47085.0, "iscrowd": 0, "ignore": 0, "segmentation": [[399.0, 148.0, 614.0, 148.0, 614.0, 367.0, 399.0, 367.0]], "category_name": "optical ship", "caption": "There is a big optical ship"}, {"id": 3763, "image_id": 2249, "category_id": 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239.0, 239.0, 239.0]], "category_name": "sar ship", "caption": "A small sar ship is on the lower right"}, {"id": 3767, "image_id": 2252, "category_id": 9, "bbox": [173.0, 18.0, 138.0, 84.0], "area": 11592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[173.0, 18.0, 311.0, 18.0, 311.0, 102.0, 173.0, 102.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court"}, {"id": 3768, "image_id": 2253, "category_id": 9, "bbox": [236.0, 18.0, 138.0, 84.0], "area": 11592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[236.0, 18.0, 374.0, 18.0, 374.0, 102.0, 236.0, 102.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court located at the top"}, {"id": 3769, "image_id": 2254, "category_id": 15, "bbox": [75.0, 9.0, 12.0, 27.0], "area": 324.0, "iscrowd": 0, "ignore": 0, "segmentation": [[75.0, 9.0, 87.0, 9.0, 87.0, 36.0, 75.0, 36.0]], "category_name": "sar ship", "caption": "A small sar ship is on the upper 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502.0, 182.0, 502.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond"}, {"id": 3803, "image_id": 2270, "category_id": 5, "bbox": [159.0, 149.0, 358.0, 273.0], "area": 97734.0, "iscrowd": 0, "ignore": 0, "segmentation": [[159.0, 149.0, 517.0, 149.0, 517.0, 422.0, 159.0, 422.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 3804, "image_id": 2271, "category_id": 5, "bbox": [323.0, 293.0, 387.0, 395.0], "area": 152865.0, "iscrowd": 0, "ignore": 0, "segmentation": [[323.0, 293.0, 710.0, 293.0, 710.0, 688.0, 323.0, 688.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 3805, "image_id": 2272, "category_id": 5, "bbox": [547.0, 212.0, 424.0, 412.0], "area": 174688.0, "iscrowd": 0, "ignore": 0, "segmentation": [[547.0, 212.0, 971.0, 212.0, 971.0, 624.0, 547.0, 624.0]], "category_name": "optical baseball diamond", "caption": "The 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the middle of the image"}, {"id": 3879, "image_id": 2336, "category_id": 1, "bbox": [310.0, 403.0, 1325.0, 330.0], "area": 437250.0, "iscrowd": 0, "ignore": 0, "segmentation": [[310.0, 403.0, 1635.0, 403.0, 1635.0, 733.0, 310.0, 733.0]], "category_name": "optical bridge", "caption": "The big optical bridge"}, {"id": 3880, "image_id": 2337, "category_id": 11, "bbox": [296.0, 195.0, 190.0, 848.0], "area": 161120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[296.0, 195.0, 486.0, 195.0, 486.0, 1043.0, 296.0, 1043.0]], "category_name": "optical ship", "caption": "There is a optical ship on the left side of the image"}, {"id": 3881, "image_id": 2338, "category_id": 11, "bbox": [200.0, 161.0, 1311.0, 614.0], "area": 804954.0, "iscrowd": 0, "ignore": 0, "segmentation": [[200.0, 161.0, 1511.0, 161.0, 1511.0, 775.0, 200.0, 775.0]], "category_name": "optical ship", "caption": "The big optical ship"}, {"id": 3882, "image_id": 2339, "category_id": 11, "bbox": [1336.0, 403.0, 838.0, 1300.0], 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"segmentation": [[480.0, 242.0, 784.0, 242.0, 784.0, 549.0, 480.0, 549.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond on the right side of the image"}, {"id": 3886, "image_id": 2341, "category_id": 5, "bbox": [300.0, 120.0, 298.0, 274.0], "area": 81652.0, "iscrowd": 0, "ignore": 0, "segmentation": [[300.0, 120.0, 598.0, 120.0, 598.0, 394.0, 300.0, 394.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the middle of the image"}, {"id": 3887, "image_id": 2342, "category_id": 1, "bbox": [188.0, 255.0, 752.0, 219.0], "area": 164688.0, "iscrowd": 0, "ignore": 0, "segmentation": [[188.0, 255.0, 940.0, 255.0, 940.0, 474.0, 188.0, 474.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 3888, "image_id": 2343, "category_id": 1, "bbox": [153.0, 381.0, 949.0, 308.0], "area": 292292.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 381.0, 1102.0, 381.0, 1102.0, 689.0, 153.0, 689.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 3889, "image_id": 2344, "category_id": 1, "bbox": [501.0, 127.0, 994.0, 540.0], "area": 536760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[501.0, 127.0, 1495.0, 127.0, 1495.0, 667.0, 501.0, 667.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 3890, "image_id": 2345, "category_id": 11, "bbox": [1294.0, 376.0, 1371.0, 1293.0], "area": 1772703.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1294.0, 376.0, 2665.0, 376.0, 2665.0, 1669.0, 1294.0, 1669.0]], "category_name": "optical ship", "caption": "The big optical ship"}, {"id": 3891, "image_id": 2346, "category_id": 5, "bbox": [50.0, 468.0, 501.0, 441.0], "area": 220941.0, "iscrowd": 0, "ignore": 0, "segmentation": [[50.0, 468.0, 551.0, 468.0, 551.0, 909.0, 50.0, 909.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond at the bottom of the image"}, {"id": 3892, "image_id": 2346, "category_id": 5, "bbox": [68.0, 6.0, 507.0, 474.0], "area": 240318.0, "iscrowd": 0, "ignore": 0, "segmentation": [[68.0, 6.0, 575.0, 6.0, 575.0, 480.0, 68.0, 480.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond at the top of the image"}, {"id": 3893, "image_id": 2347, "category_id": 9, "bbox": [327.0, 244.0, 86.0, 141.0], "area": 12126.0, "iscrowd": 0, "ignore": 0, "segmentation": [[327.0, 244.0, 413.0, 244.0, 413.0, 385.0, 327.0, 385.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court"}, {"id": 3894, "image_id": 2348, "category_id": 3, "bbox": [481.0, 223.0, 230.0, 224.0], "area": 51520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[481.0, 223.0, 711.0, 223.0, 711.0, 447.0, 481.0, 447.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the top of the image"}, {"id": 3895, "image_id": 2348, "category_id": 3, "bbox": [161.0, 703.0, 254.0, 228.0], "area": 57912.0, "iscrowd": 0, "ignore": 0, "segmentation": [[161.0, 703.0, 415.0, 703.0, 415.0, 931.0, 161.0, 931.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the bottom left corner of the image"}, {"id": 3896, "image_id": 2348, "category_id": 3, "bbox": [65.0, 7.0, 198.0, 172.0], "area": 34056.0, "iscrowd": 0, "ignore": 0, "segmentation": [[65.0, 7.0, 263.0, 7.0, 263.0, 179.0, 65.0, 179.0]], "category_name": "optical T junction", "caption": "The optical T junction in the upper left corner of the image"}, {"id": 3897, "image_id": 2349, "category_id": 2, "bbox": [683.0, 441.0, 219.0, 267.0], "area": 58473.0, "iscrowd": 0, "ignore": 0, "segmentation": [[683.0, 441.0, 902.0, 441.0, 902.0, 708.0, 683.0, 708.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the bottom right corner of the image"}, {"id": 3898, "image_id": 2349, "category_id": 2, "bbox": [135.0, 90.0, 246.0, 296.0], "area": 72816.0, "iscrowd": 0, "ignore": 0, "segmentation": [[135.0, 90.0, 381.0, 90.0, 381.0, 386.0, 135.0, 386.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the upper left corner of the image"}, {"id": 3899, "image_id": 2350, "category_id": 3, "bbox": [611.0, 387.0, 464.0, 454.0], "area": 210656.0, "iscrowd": 0, "ignore": 0, "segmentation": [[611.0, 387.0, 1075.0, 387.0, 1075.0, 841.0, 611.0, 841.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 3900, "image_id": 2351, "category_id": 3, "bbox": [232.0, 159.0, 427.0, 369.0], "area": 157563.0, "iscrowd": 0, "ignore": 0, "segmentation": [[232.0, 159.0, 659.0, 159.0, 659.0, 528.0, 232.0, 528.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 3901, "image_id": 2352, "category_id": 3, "bbox": [503.0, 1023.0, 274.0, 239.0], "area": 65486.0, "iscrowd": 0, "ignore": 0, "segmentation": [[503.0, 1023.0, 777.0, 1023.0, 777.0, 1262.0, 503.0, 1262.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the bottom of the image"}, {"id": 3902, "image_id": 2352, "category_id": 3, "bbox": [567.0, 457.0, 334.0, 280.0], "area": 93520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[567.0, 457.0, 901.0, 457.0, 901.0, 737.0, 567.0, 737.0]], "category_name": "optical T junction", "caption": "The optical T junction in the middle of the image"}, {"id": 3903, "image_id": 2352, "category_id": 3, "bbox": [681.0, 123.0, 292.0, 248.0], "area": 72416.0, "iscrowd": 0, "ignore": 0, "segmentation": [[681.0, 123.0, 973.0, 123.0, 973.0, 371.0, 681.0, 371.0]], "category_name": "optical T junction", "caption": "The optical T junction in the upper right corner of the image"}, {"id": 3904, "image_id": 2352, "category_id": 3, "bbox": [99.0, 86.0, 276.0, 257.0], "area": 70932.0, "iscrowd": 0, "ignore": 0, "segmentation": [[99.0, 86.0, 375.0, 86.0, 375.0, 343.0, 99.0, 343.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper left corner of the image"}, {"id": 3905, "image_id": 2353, "category_id": 3, "bbox": [1141.0, 693.0, 268.0, 266.0], "area": 71288.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1141.0, 693.0, 1409.0, 693.0, 1409.0, 959.0, 1141.0, 959.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 3906, "image_id": 2353, "category_id": 3, "bbox": [757.0, 366.0, 304.0, 289.0], "area": 87856.0, "iscrowd": 0, "ignore": 0, "segmentation": [[757.0, 366.0, 1061.0, 366.0, 1061.0, 655.0, 757.0, 655.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the right side of the image,and the optical T junction that needs to be found is located in the upper left corner of it."}, {"id": 3907, "image_id": 2353, "category_id": 3, "bbox": [435.0, 643.0, 300.0, 292.0], "area": 87600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[435.0, 643.0, 735.0, 643.0, 735.0, 935.0, 435.0, 935.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image,and the optical T junction that needs to be found is located in the lower right corner of it."}, {"id": 3908, "image_id": 2353, "category_id": 3, "bbox": [93.0, 554.0, 316.0, 311.0], "area": 98276.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 554.0, 409.0, 554.0, 409.0, 865.0, 93.0, 865.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 3909, "image_id": 2354, "category_id": 2, "bbox": [129.0, 887.0, 248.0, 240.0], "area": 59520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[129.0, 887.0, 377.0, 887.0, 377.0, 1127.0, 129.0, 1127.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the bottom left corner of the image"}, {"id": 3910, "image_id": 2354, "category_id": 2, "bbox": [371.0, 591.0, 250.0, 250.0], "area": 62500.0, "iscrowd": 0, "ignore": 0, "segmentation": [[371.0, 591.0, 621.0, 591.0, 621.0, 841.0, 371.0, 841.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the bottom left corner of the image,and the optical crossroad that needs to be found is located in the upper right corner of it."}, {"id": 3911, "image_id": 2354, "category_id": 2, "bbox": [603.0, 341.0, 230.0, 230.0], "area": 52900.0, "iscrowd": 0, "ignore": 0, "segmentation": [[603.0, 341.0, 833.0, 341.0, 833.0, 571.0, 603.0, 571.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the upper right corner of the image,and the optical crossroad that needs to be found is located in the lower left corner of it."}, {"id": 3912, "image_id": 2354, "category_id": 2, "bbox": [825.0, 49.0, 246.0, 246.0], "area": 60516.0, "iscrowd": 0, "ignore": 0, "segmentation": [[825.0, 49.0, 1071.0, 49.0, 1071.0, 295.0, 825.0, 295.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the upper right corner of the image"}, {"id": 3913, "image_id": 2355, "category_id": 3, "bbox": [47.0, 893.0, 212.0, 198.0], "area": 41976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[47.0, 893.0, 259.0, 893.0, 259.0, 1091.0, 47.0, 1091.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the bottom left corner of the image"}, {"id": 3914, "image_id": 2355, "category_id": 3, "bbox": [305.0, 593.0, 200.0, 196.0], "area": 39200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[305.0, 593.0, 505.0, 593.0, 505.0, 789.0, 305.0, 789.0]], "category_name": "optical T junction", "caption": "The optical T junction on the left side of the image"}, {"id": 3915, "image_id": 2355, "category_id": 3, "bbox": [515.0, 305.0, 222.0, 214.0], "area": 47508.0, "iscrowd": 0, "ignore": 0, "segmentation": [[515.0, 305.0, 737.0, 305.0, 737.0, 519.0, 515.0, 519.0]], "category_name": "optical T junction", "caption": "The optical T junction in the middle of the image"}, {"id": 3916, "image_id": 2355, "category_id": 3, "bbox": [769.0, 17.0, 238.0, 204.0], "area": 48552.0, "iscrowd": 0, "ignore": 0, "segmentation": [[769.0, 17.0, 1007.0, 17.0, 1007.0, 221.0, 769.0, 221.0]], "category_name": "optical T junction", "caption": "The optical T junction in the upper right corner of the image"}, {"id": 3917, "image_id": 2356, "category_id": 3, "bbox": [82.0, 577.0, 219.0, 210.0], "area": 45990.0, "iscrowd": 0, "ignore": 0, "segmentation": [[82.0, 577.0, 301.0, 577.0, 301.0, 787.0, 82.0, 787.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the bottom left corner of the image"}, {"id": 3918, "image_id": 2356, "category_id": 3, "bbox": [339.0, 72.0, 273.0, 273.0], "area": 74529.0, "iscrowd": 0, "ignore": 0, "segmentation": [[339.0, 72.0, 612.0, 72.0, 612.0, 345.0, 339.0, 345.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the top of the image"}, {"id": 3919, "image_id": 2356, "category_id": 3, "bbox": [1004.0, 481.0, 250.0, 289.0], "area": 72250.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1004.0, 481.0, 1254.0, 481.0, 1254.0, 770.0, 1004.0, 770.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the bottom right corner of the image"}, {"id": 3920, "image_id": 2357, "category_id": 2, "bbox": [218.0, 356.0, 228.0, 220.0], "area": 50160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[218.0, 356.0, 446.0, 356.0, 446.0, 576.0, 218.0, 576.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 3921, "image_id": 2358, "category_id": 3, "bbox": [402.0, 1132.0, 298.0, 306.0], "area": 91188.0, "iscrowd": 0, "ignore": 0, "segmentation": [[402.0, 1132.0, 700.0, 1132.0, 700.0, 1438.0, 402.0, 1438.0]], "category_name": "optical T junction", "caption": "The optical T junction at the bottom of the image"}, {"id": 3922, "image_id": 2358, "category_id": 3, "bbox": [314.0, 598.0, 243.0, 238.0], "area": 57834.0, "iscrowd": 0, "ignore": 0, "segmentation": [[314.0, 598.0, 557.0, 598.0, 557.0, 836.0, 314.0, 836.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 3923, "image_id": 2358, "category_id": 3, "bbox": [773.0, 56.0, 271.0, 251.0], "area": 68021.0, "iscrowd": 0, "ignore": 0, "segmentation": [[773.0, 56.0, 1044.0, 56.0, 1044.0, 307.0, 773.0, 307.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the top of the image"}, {"id": 3924, "image_id": 2359, "category_id": 2, "bbox": [203.0, 254.0, 238.0, 213.0], "area": 50694.0, "iscrowd": 0, "ignore": 0, "segmentation": [[203.0, 254.0, 441.0, 254.0, 441.0, 467.0, 203.0, 467.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the middle of the image"}, {"id": 3925, "image_id": 2360, "category_id": 2, "bbox": [639.0, 141.0, 552.0, 521.0], "area": 287592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[639.0, 141.0, 1191.0, 141.0, 1191.0, 662.0, 639.0, 662.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 3926, "image_id": 2361, "category_id": 2, "bbox": [338.0, 357.0, 236.0, 224.0], "area": 52864.0, "iscrowd": 0, "ignore": 0, "segmentation": [[338.0, 357.0, 574.0, 357.0, 574.0, 581.0, 338.0, 581.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 3927, "image_id": 2361, "category_id": 2, "bbox": [170.0, 100.0, 234.0, 224.0], "area": 52416.0, "iscrowd": 0, "ignore": 0, "segmentation": [[170.0, 100.0, 404.0, 100.0, 404.0, 324.0, 170.0, 324.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 3928, "image_id": 2362, "category_id": 2, "bbox": [1215.0, 322.0, 294.0, 303.0], "area": 89082.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1215.0, 322.0, 1509.0, 322.0, 1509.0, 625.0, 1215.0, 625.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the right side of the image"}, {"id": 3929, "image_id": 2362, "category_id": 2, "bbox": [909.0, 472.0, 306.0, 290.0], "area": 88740.0, "iscrowd": 0, "ignore": 0, "segmentation": [[909.0, 472.0, 1215.0, 472.0, 1215.0, 762.0, 909.0, 762.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the right side of the image,and the optical crossroad that needs to be found is located in the lower left corner of it."}, {"id": 3930, "image_id": 2362, "category_id": 2, "bbox": [628.0, 601.0, 302.0, 314.0], "area": 94828.0, "iscrowd": 0, "ignore": 0, "segmentation": [[628.0, 601.0, 930.0, 601.0, 930.0, 915.0, 628.0, 915.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image,and the optical crossroad that needs to be found is located in the upper right corner of it."}, {"id": 3931, "image_id": 2362, "category_id": 2, "bbox": [349.0, 753.0, 282.0, 285.0], "area": 80370.0, "iscrowd": 0, "ignore": 0, "segmentation": [[349.0, 753.0, 631.0, 753.0, 631.0, 1038.0, 349.0, 1038.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the left side of the image"}, {"id": 3932, "image_id": 2362, "category_id": 3, "bbox": [1.0, 900.0, 354.0, 357.0], "area": 126378.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 900.0, 355.0, 900.0, 355.0, 1257.0, 1.0, 1257.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the bottom left corner of the image"}, {"id": 3933, "image_id": 2363, "category_id": 2, "bbox": [391.0, 707.0, 290.0, 300.0], "area": 87000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[391.0, 707.0, 681.0, 707.0, 681.0, 1007.0, 391.0, 1007.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 3934, "image_id": 2363, "category_id": 2, "bbox": [101.0, 485.0, 380.0, 392.0], "area": 148960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[101.0, 485.0, 481.0, 485.0, 481.0, 877.0, 101.0, 877.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 3935, "image_id": 2363, "category_id": 2, "bbox": [199.0, 107.0, 392.0, 402.0], "area": 157584.0, "iscrowd": 0, "ignore": 0, "segmentation": [[199.0, 107.0, 591.0, 107.0, 591.0, 509.0, 199.0, 509.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the upper left corner of the image"}, {"id": 3936, "image_id": 2363, "category_id": 2, "bbox": [575.0, 375.0, 332.0, 346.0], "area": 114872.0, "iscrowd": 0, "ignore": 0, "segmentation": [[575.0, 375.0, 907.0, 375.0, 907.0, 721.0, 575.0, 721.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the middle of the image"}, {"id": 3937, "image_id": 2363, "category_id": 3, "bbox": [771.0, 109.0, 340.0, 322.0], "area": 109480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[771.0, 109.0, 1111.0, 109.0, 1111.0, 431.0, 771.0, 431.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper right corner of the image"}, {"id": 3938, "image_id": 2364, "category_id": 2, "bbox": [215.0, 311.0, 303.0, 316.0], "area": 95748.0, "iscrowd": 0, "ignore": 0, "segmentation": [[215.0, 311.0, 518.0, 311.0, 518.0, 627.0, 215.0, 627.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the middle of the image"}, {"id": 3939, "image_id": 2364, "category_id": 2, "bbox": [408.0, 12.0, 319.0, 329.0], "area": 104951.0, "iscrowd": 0, "ignore": 0, "segmentation": [[408.0, 12.0, 727.0, 12.0, 727.0, 341.0, 408.0, 341.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 3940, "image_id": 2365, "category_id": 2, "bbox": [472.0, 351.0, 275.0, 269.0], "area": 73975.0, "iscrowd": 0, "ignore": 0, "segmentation": [[472.0, 351.0, 747.0, 351.0, 747.0, 620.0, 472.0, 620.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the middle of the image"}, {"id": 3941, "image_id": 2365, "category_id": 2, "bbox": [270.0, 614.0, 275.0, 306.0], "area": 84150.0, "iscrowd": 0, "ignore": 0, "segmentation": [[270.0, 614.0, 545.0, 614.0, 545.0, 920.0, 270.0, 920.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the bottom of the image"}, {"id": 3942, "image_id": 2365, "category_id": 3, "bbox": [668.0, 26.0, 300.0, 342.0], "area": 102600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[668.0, 26.0, 968.0, 26.0, 968.0, 368.0, 668.0, 368.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 3943, "image_id": 2366, "category_id": 3, "bbox": [228.0, 31.0, 511.0, 612.0], "area": 312732.0, "iscrowd": 0, "ignore": 0, "segmentation": [[228.0, 31.0, 739.0, 31.0, 739.0, 643.0, 228.0, 643.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 3944, "image_id": 2367, "category_id": 3, "bbox": [662.0, 461.0, 292.0, 309.0], "area": 90228.0, "iscrowd": 0, "ignore": 0, "segmentation": [[662.0, 461.0, 954.0, 461.0, 954.0, 770.0, 662.0, 770.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the right side of the image"}, {"id": 3945, "image_id": 2367, "category_id": 2, "bbox": [62.0, 159.0, 324.0, 348.0], "area": 112752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[62.0, 159.0, 386.0, 159.0, 386.0, 507.0, 62.0, 507.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 3946, "image_id": 2367, "category_id": 8, "bbox": [784.0, 140.0, 45.0, 163.0], "area": 7335.0, "iscrowd": 0, "ignore": 0, "segmentation": [[784.0, 140.0, 829.0, 140.0, 829.0, 303.0, 784.0, 303.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot"}, {"id": 3947, "image_id": 2368, "category_id": 3, "bbox": [831.0, 1059.0, 306.0, 306.0], "area": 93636.0, "iscrowd": 0, "ignore": 0, "segmentation": [[831.0, 1059.0, 1137.0, 1059.0, 1137.0, 1365.0, 831.0, 1365.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom right corner of the image"}, {"id": 3948, "image_id": 2368, "category_id": 2, "bbox": [819.0, 640.0, 309.0, 290.0], "area": 89610.0, "iscrowd": 0, "ignore": 0, "segmentation": [[819.0, 640.0, 1128.0, 640.0, 1128.0, 930.0, 819.0, 930.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the right side of the image"}, {"id": 3949, "image_id": 2368, "category_id": 3, "bbox": [391.0, 106.0, 285.0, 303.0], "area": 86355.0, "iscrowd": 0, "ignore": 0, "segmentation": [[391.0, 106.0, 676.0, 106.0, 676.0, 409.0, 391.0, 409.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the top of the image"}, {"id": 3950, "image_id": 2368, "category_id": 2, "bbox": [385.0, 589.0, 311.0, 302.0], "area": 93922.0, "iscrowd": 0, "ignore": 0, "segmentation": [[385.0, 589.0, 696.0, 589.0, 696.0, 891.0, 385.0, 891.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the middle of the image"}, {"id": 3951, "image_id": 2368, "category_id": 3, "bbox": [388.0, 1011.0, 314.0, 309.0], "area": 97026.0, "iscrowd": 0, "ignore": 0, "segmentation": [[388.0, 1011.0, 702.0, 1011.0, 702.0, 1320.0, 388.0, 1320.0]], "category_name": "optical T junction", "caption": "The optical T junction at the bottom of the image"}, {"id": 3952, "image_id": 2369, "category_id": 3, "bbox": [515.0, 47.0, 429.0, 458.0], "area": 196482.0, "iscrowd": 0, "ignore": 0, "segmentation": [[515.0, 47.0, 944.0, 47.0, 944.0, 505.0, 515.0, 505.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 3953, "image_id": 2370, "category_id": 8, "bbox": [502.0, 594.0, 137.0, 235.0], "area": 32195.0, "iscrowd": 0, "ignore": 0, "segmentation": [[502.0, 594.0, 639.0, 594.0, 639.0, 829.0, 502.0, 829.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the bottom of the image"}, {"id": 3954, "image_id": 2370, "category_id": 8, "bbox": [605.0, 378.0, 103.0, 182.0], "area": 18746.0, "iscrowd": 0, "ignore": 0, "segmentation": [[605.0, 378.0, 708.0, 378.0, 708.0, 560.0, 605.0, 560.0]], "category_name": "optical parking lot", "caption": "The optical parking lot on the right side of the image"}, {"id": 3955, "image_id": 2370, "category_id": 8, "bbox": [705.0, 110.0, 131.0, 252.0], "area": 33012.0, "iscrowd": 0, "ignore": 0, "segmentation": [[705.0, 110.0, 836.0, 110.0, 836.0, 362.0, 705.0, 362.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper right corner of the image"}, {"id": 3956, "image_id": 2371, "category_id": 8, "bbox": [401.0, 871.0, 89.0, 245.0], "area": 21805.0, "iscrowd": 0, "ignore": 0, "segmentation": [[401.0, 871.0, 490.0, 871.0, 490.0, 1116.0, 401.0, 1116.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot"}, {"id": 3957, "image_id": 2371, "category_id": 8, "bbox": [800.0, 452.0, 212.0, 342.0], "area": 72504.0, "iscrowd": 0, "ignore": 0, "segmentation": [[800.0, 452.0, 1012.0, 452.0, 1012.0, 794.0, 800.0, 794.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the right side of the image"}, {"id": 3958, "image_id": 2371, "category_id": 8, "bbox": [436.0, 163.0, 395.0, 588.0], "area": 232260.0, "iscrowd": 0, "ignore": 0, "segmentation": [[436.0, 163.0, 831.0, 163.0, 831.0, 751.0, 436.0, 751.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the middle of the image"}, {"id": 3959, "image_id": 2371, "category_id": 8, "bbox": [140.0, 279.0, 132.0, 381.0], "area": 50292.0, "iscrowd": 0, "ignore": 0, "segmentation": [[140.0, 279.0, 272.0, 279.0, 272.0, 660.0, 140.0, 660.0]], "category_name": "optical parking lot", "caption": "The optical parking lot on the left side of the image"}, {"id": 3960, "image_id": 2371, "category_id": 3, "bbox": [594.0, 627.0, 401.0, 430.0], "area": 172430.0, "iscrowd": 0, "ignore": 0, "segmentation": [[594.0, 627.0, 995.0, 627.0, 995.0, 1057.0, 594.0, 1057.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 3961, "image_id": 2371, "category_id": 2, "bbox": [276.0, 559.0, 449.0, 482.0], "area": 216418.0, "iscrowd": 0, "ignore": 0, "segmentation": [[276.0, 559.0, 725.0, 559.0, 725.0, 1041.0, 276.0, 1041.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 3962, "image_id": 2372, "category_id": 3, "bbox": [1102.0, 1021.0, 396.0, 405.0], "area": 160380.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1102.0, 1021.0, 1498.0, 1021.0, 1498.0, 1426.0, 1102.0, 1426.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the bottom of the image"}, {"id": 3963, "image_id": 2373, "category_id": 8, "bbox": [140.0, 416.0, 141.0, 174.0], "area": 24534.0, "iscrowd": 0, "ignore": 0, "segmentation": [[140.0, 416.0, 281.0, 416.0, 281.0, 590.0, 140.0, 590.0]], "category_name": "optical parking lot", "caption": "There is a big optical crossroad,and the optical parking lot that needs to be found is located in the lower left corner of it."}, {"id": 3964, "image_id": 2373, "category_id": 8, "bbox": [30.0, 227.0, 186.0, 135.0], "area": 25110.0, "iscrowd": 0, "ignore": 0, "segmentation": [[30.0, 227.0, 216.0, 227.0, 216.0, 362.0, 30.0, 362.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper left corner of the image"}, {"id": 3965, "image_id": 2373, "category_id": 8, "bbox": [404.0, 41.0, 124.0, 154.0], "area": 19096.0, "iscrowd": 0, "ignore": 0, "segmentation": [[404.0, 41.0, 528.0, 41.0, 528.0, 195.0, 404.0, 195.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the top of the image"}, {"id": 3966, "image_id": 2373, "category_id": 2, "bbox": [84.0, 177.0, 399.0, 410.0], "area": 163590.0, "iscrowd": 0, "ignore": 0, "segmentation": [[84.0, 177.0, 483.0, 177.0, 483.0, 587.0, 84.0, 587.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 3967, "image_id": 2374, "category_id": 8, "bbox": [280.0, 209.0, 274.0, 246.0], "area": 67404.0, "iscrowd": 0, "ignore": 0, "segmentation": [[280.0, 209.0, 554.0, 209.0, 554.0, 455.0, 280.0, 455.0]], "category_name": "optical parking lot", "caption": "There is a big optical parking lot"}, {"id": 3968, "image_id": 2374, "category_id": 8, "bbox": [239.0, 187.0, 84.0, 103.0], "area": 8652.0, "iscrowd": 0, "ignore": 0, "segmentation": [[239.0, 187.0, 323.0, 187.0, 323.0, 290.0, 239.0, 290.0]], "category_name": "optical parking lot", "caption": "There is a big optical parking lot,and the optical parking lot that needs to be found is located in the upper left corner of it."}, {"id": 3969, "image_id": 2375, "category_id": 3, "bbox": [216.0, 736.0, 421.0, 417.0], "area": 175557.0, "iscrowd": 0, "ignore": 0, "segmentation": [[216.0, 736.0, 637.0, 736.0, 637.0, 1153.0, 216.0, 1153.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the bottom of the image"}, {"id": 3970, "image_id": 2375, "category_id": 3, "bbox": [96.0, 102.0, 478.0, 465.0], "area": 222270.0, "iscrowd": 0, "ignore": 0, "segmentation": [[96.0, 102.0, 574.0, 102.0, 574.0, 567.0, 96.0, 567.0]], "category_name": "optical T junction", "caption": "The optical T junction at the top of the image"}, {"id": 3971, "image_id": 2375, "category_id": 8, "bbox": [29.0, 489.0, 242.0, 80.0], "area": 19360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[29.0, 489.0, 271.0, 489.0, 271.0, 569.0, 29.0, 569.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the left side of the image"}, {"id": 3972, "image_id": 2375, "category_id": 8, "bbox": [13.0, 1025.0, 99.0, 176.0], "area": 17424.0, "iscrowd": 0, "ignore": 0, "segmentation": [[13.0, 1025.0, 112.0, 1025.0, 112.0, 1201.0, 13.0, 1201.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the bottom left corner of the image"}, {"id": 3973, "image_id": 2376, "category_id": 2, "bbox": [160.0, 223.0, 586.0, 560.0], "area": 328160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[160.0, 223.0, 746.0, 223.0, 746.0, 783.0, 160.0, 783.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad in the center"}, {"id": 3974, "image_id": 2376, "category_id": 8, "bbox": [593.0, 69.0, 199.0, 73.0], "area": 14527.0, "iscrowd": 0, "ignore": 0, "segmentation": [[593.0, 69.0, 792.0, 69.0, 792.0, 142.0, 593.0, 142.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot at the top"}, {"id": 3975, "image_id": 2376, "category_id": 8, "bbox": [801.0, 22.0, 296.0, 68.0], "area": 20128.0, "iscrowd": 0, "ignore": 0, "segmentation": [[801.0, 22.0, 1097.0, 22.0, 1097.0, 90.0, 801.0, 90.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the top right"}, {"id": 3976, "image_id": 2376, "category_id": 8, "bbox": [809.0, 710.0, 105.0, 88.0], "area": 9240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[809.0, 710.0, 914.0, 710.0, 914.0, 798.0, 809.0, 798.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot at the bottom right"}, {"id": 3977, "image_id": 2377, "category_id": 3, "bbox": [869.0, 607.0, 558.0, 552.0], "area": 308016.0, "iscrowd": 0, "ignore": 0, "segmentation": [[869.0, 607.0, 1427.0, 607.0, 1427.0, 1159.0, 869.0, 1159.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 3978, "image_id": 2378, "category_id": 8, "bbox": [513.0, 60.0, 75.0, 509.0], "area": 38175.0, "iscrowd": 0, "ignore": 0, "segmentation": [[513.0, 60.0, 588.0, 60.0, 588.0, 569.0, 513.0, 569.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the middle of the image"}, {"id": 3979, "image_id": 2379, "category_id": 8, "bbox": [513.0, 126.0, 75.0, 509.0], "area": 38175.0, "iscrowd": 0, "ignore": 0, "segmentation": [[513.0, 126.0, 588.0, 126.0, 588.0, 635.0, 513.0, 635.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the of the image located in the center"}, {"id": 3980, "image_id": 2380, "category_id": 13, "bbox": [41.0, 57.0, 709.0, 395.0], "area": 280055.0, "iscrowd": 0, "ignore": 0, "segmentation": [[41.0, 57.0, 750.0, 57.0, 750.0, 452.0, 41.0, 452.0]], "category_name": "optical harbor", "caption": "There is an optical harbor at the top of the image"}, {"id": 3981, "image_id": 2380, "category_id": 13, "bbox": [231.0, 353.0, 615.0, 356.0], "area": 218940.0, "iscrowd": 0, "ignore": 0, "segmentation": [[231.0, 353.0, 846.0, 353.0, 846.0, 709.0, 231.0, 709.0]], "category_name": "optical harbor", "caption": "There is an optical harbor at the bottom of the image"}, {"id": 3982, "image_id": 2380, "category_id": 13, "bbox": [708.0, 176.0, 123.0, 180.0], "area": 22140.0, "iscrowd": 0, "ignore": 0, "segmentation": [[708.0, 176.0, 831.0, 176.0, 831.0, 356.0, 708.0, 356.0]], "category_name": "optical harbor", "caption": "The optical harbor on the right side of the image"}, {"id": 3983, "image_id": 2380, "category_id": 13, "bbox": [753.0, 12.0, 95.0, 141.0], "area": 13395.0, "iscrowd": 0, "ignore": 0, "segmentation": [[753.0, 12.0, 848.0, 12.0, 848.0, 153.0, 753.0, 153.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the upper right corner of the image"}, {"id": 3984, "image_id": 2381, "category_id": 13, "bbox": [38.0, 2.0, 449.0, 427.0], "area": 191723.0, "iscrowd": 0, "ignore": 0, "segmentation": [[38.0, 2.0, 487.0, 2.0, 487.0, 429.0, 38.0, 429.0]], "category_name": "optical harbor", "caption": "There is a big optical harbor located on the left"}, {"id": 3985, "image_id": 2382, "category_id": 13, "bbox": [125.0, 279.0, 298.0, 384.0], "area": 114432.0, "iscrowd": 0, "ignore": 0, "segmentation": [[125.0, 279.0, 423.0, 279.0, 423.0, 663.0, 125.0, 663.0]], "category_name": "optical harbor", "caption": "There is an optical harbor at the bottom of the image"}, {"id": 3986, "image_id": 2382, "category_id": 13, "bbox": [11.0, 37.0, 412.0, 231.0], "area": 95172.0, "iscrowd": 0, "ignore": 0, "segmentation": [[11.0, 37.0, 423.0, 37.0, 423.0, 268.0, 11.0, 268.0]], "category_name": "optical harbor", "caption": "The optical harbor at the top of the image"}, {"id": 3987, "image_id": 2383, "category_id": 13, "bbox": [585.0, 552.0, 240.0, 117.0], "area": 28080.0, "iscrowd": 0, "ignore": 0, "segmentation": [[585.0, 552.0, 825.0, 552.0, 825.0, 669.0, 585.0, 669.0]], "category_name": "optical harbor", "caption": "There is an optical harbor at the bottom right corner of the image"}, {"id": 3988, "image_id": 2383, "category_id": 13, "bbox": [449.0, 112.0, 262.0, 476.0], "area": 124712.0, "iscrowd": 0, "ignore": 0, "segmentation": [[449.0, 112.0, 711.0, 112.0, 711.0, 588.0, 449.0, 588.0]], "category_name": "optical harbor", "caption": "The optical harbor on the right side of the image"}, {"id": 3989, "image_id": 2383, "category_id": 13, "bbox": [19.0, 10.0, 218.0, 455.0], "area": 99190.0, "iscrowd": 0, "ignore": 0, "segmentation": [[19.0, 10.0, 237.0, 10.0, 237.0, 465.0, 19.0, 465.0]], "category_name": "optical harbor", "caption": "There is an optical harbor on the left side of the image"}, {"id": 3990, "image_id": 2384, "category_id": 13, "bbox": [128.0, 389.0, 179.0, 161.0], "area": 28819.0, "iscrowd": 0, "ignore": 0, "segmentation": [[128.0, 389.0, 307.0, 389.0, 307.0, 550.0, 128.0, 550.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the bottom left corner of the image"}, {"id": 3991, "image_id": 2384, "category_id": 13, "bbox": [297.0, 511.0, 309.0, 123.0], "area": 38007.0, "iscrowd": 0, "ignore": 0, "segmentation": [[297.0, 511.0, 606.0, 511.0, 606.0, 634.0, 297.0, 634.0]], "category_name": "optical harbor", "caption": "There is a optical harbor at the bottom of the image"}, {"id": 3992, "image_id": 2384, "category_id": 8, "bbox": [541.0, 107.0, 211.0, 128.0], "area": 27008.0, "iscrowd": 0, "ignore": 0, "segmentation": [[541.0, 107.0, 752.0, 107.0, 752.0, 235.0, 541.0, 235.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper right corner of the image"}, {"id": 3993, "image_id": 2384, "category_id": 8, "bbox": [528.0, 225.0, 195.0, 88.0], "area": 17160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[528.0, 225.0, 723.0, 225.0, 723.0, 313.0, 528.0, 313.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the right side of the image"}, {"id": 3994, "image_id": 2384, "category_id": 1, "bbox": [308.0, 137.0, 63.0, 110.0], "area": 6930.0, "iscrowd": 0, "ignore": 0, "segmentation": [[308.0, 137.0, 371.0, 137.0, 371.0, 247.0, 308.0, 247.0]], "category_name": "optical bridge", "caption": "The small optical bridge"}, {"id": 3995, "image_id": 2384, "category_id": 1, "bbox": [353.0, 5.0, 74.0, 119.0], "area": 8806.0, "iscrowd": 0, "ignore": 0, "segmentation": [[353.0, 5.0, 427.0, 5.0, 427.0, 124.0, 353.0, 124.0]], "category_name": "optical bridge", "caption": "There is a optical parking lot on the right side of the image,and the optical bridge that needs to be found is located in the upper left corner of it."}, {"id": 3996, "image_id": 2385, "category_id": 13, "bbox": [446.0, 17.0, 371.0, 187.0], "area": 69377.0, "iscrowd": 0, "ignore": 0, "segmentation": [[446.0, 17.0, 817.0, 17.0, 817.0, 204.0, 446.0, 204.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the upper right corner of the image"}, {"id": 3997, "image_id": 2385, "category_id": 13, "bbox": [445.0, 258.0, 322.0, 204.0], "area": 65688.0, "iscrowd": 0, "ignore": 0, "segmentation": [[445.0, 258.0, 767.0, 258.0, 767.0, 462.0, 445.0, 462.0]], "category_name": "optical harbor", "caption": "The optical harbor on the right side of the image"}, {"id": 3998, "image_id": 2385, "category_id": 8, "bbox": [105.0, 392.0, 144.0, 295.0], "area": 42480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[105.0, 392.0, 249.0, 392.0, 249.0, 687.0, 105.0, 687.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom left corner of the image"}, {"id": 3999, "image_id": 2385, "category_id": 8, "bbox": [60.0, 2.0, 129.0, 273.0], "area": 35217.0, "iscrowd": 0, "ignore": 0, "segmentation": [[60.0, 2.0, 189.0, 2.0, 189.0, 275.0, 60.0, 275.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper left corner of the image"}, {"id": 4000, "image_id": 2386, "category_id": 3, "bbox": [260.0, 297.0, 460.0, 455.0], "area": 209300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[260.0, 297.0, 720.0, 297.0, 720.0, 752.0, 260.0, 752.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 4001, "image_id": 2387, "category_id": 2, "bbox": [959.0, 473.0, 451.0, 466.0], "area": 210166.0, "iscrowd": 0, "ignore": 0, "segmentation": [[959.0, 473.0, 1410.0, 473.0, 1410.0, 939.0, 959.0, 939.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 4002, "image_id": 2387, "category_id": 2, "bbox": [247.0, 727.0, 428.0, 426.0], "area": 182328.0, "iscrowd": 0, "ignore": 0, "segmentation": [[247.0, 727.0, 675.0, 727.0, 675.0, 1153.0, 247.0, 1153.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the bottom left corner of the image"}, {"id": 4003, "image_id": 2387, "category_id": 3, "bbox": [621.0, 619.0, 410.0, 386.0], "area": 158260.0, "iscrowd": 0, "ignore": 0, "segmentation": [[621.0, 619.0, 1031.0, 619.0, 1031.0, 1005.0, 621.0, 1005.0]], "category_name": "optical T junction", "caption": "The optical T junction in the middle of the image"}, {"id": 4004, "image_id": 2388, "category_id": 2, "bbox": [38.0, 327.0, 345.0, 384.0], "area": 132480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[38.0, 327.0, 383.0, 327.0, 383.0, 711.0, 38.0, 711.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4005, "image_id": 2388, "category_id": 3, "bbox": [333.0, 257.0, 393.0, 411.0], "area": 161523.0, "iscrowd": 0, "ignore": 0, "segmentation": [[333.0, 257.0, 726.0, 257.0, 726.0, 668.0, 333.0, 668.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the middle of the image"}, {"id": 4006, "image_id": 2388, "category_id": 8, "bbox": [525.0, 545.0, 74.0, 280.0], "area": 20720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[525.0, 545.0, 599.0, 545.0, 599.0, 825.0, 525.0, 825.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the bottom of the image"}, {"id": 4007, "image_id": 2388, "category_id": 3, "bbox": [734.0, 204.0, 379.0, 417.0], "area": 158043.0, "iscrowd": 0, "ignore": 0, "segmentation": [[734.0, 204.0, 1113.0, 204.0, 1113.0, 621.0, 734.0, 621.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the right side of the image"}, {"id": 4008, "image_id": 2389, "category_id": 3, "bbox": [186.0, 422.0, 425.0, 432.0], "area": 183600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[186.0, 422.0, 611.0, 422.0, 611.0, 854.0, 186.0, 854.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 4009, "image_id": 2389, "category_id": 3, "bbox": [650.0, 105.0, 427.0, 461.0], "area": 196847.0, "iscrowd": 0, "ignore": 0, "segmentation": [[650.0, 105.0, 1077.0, 105.0, 1077.0, 566.0, 650.0, 566.0]], "category_name": "optical T junction", "caption": "There is a optical parking lot in the upper right corner of the image,and the optical T junction that needs to be found is located in the lower left corner of it."}, {"id": 4010, "image_id": 2389, "category_id": 8, "bbox": [1054.0, 115.0, 165.0, 117.0], "area": 19305.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1054.0, 115.0, 1219.0, 115.0, 1219.0, 232.0, 1054.0, 232.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper right corner of the image"}, {"id": 4011, "image_id": 2389, "category_id": 8, "bbox": [966.0, 476.0, 197.0, 151.0], "area": 29747.0, "iscrowd": 0, "ignore": 0, "segmentation": [[966.0, 476.0, 1163.0, 476.0, 1163.0, 627.0, 966.0, 627.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper right corner of the image,and the optical parking lot that needs to be found is located in the lower left corner of it."}, {"id": 4012, "image_id": 2389, "category_id": 8, "bbox": [486.0, 667.0, 214.0, 173.0], "area": 37022.0, "iscrowd": 0, "ignore": 0, "segmentation": [[486.0, 667.0, 700.0, 667.0, 700.0, 840.0, 486.0, 840.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the bottom of the image"}, {"id": 4013, "image_id": 2390, "category_id": 11, "bbox": [684.0, 451.0, 180.0, 83.0], "area": 14940.0, "iscrowd": 0, "ignore": 0, "segmentation": [[684.0, 451.0, 864.0, 451.0, 864.0, 534.0, 684.0, 534.0]], "category_name": "optical ship", "caption": "The optical ship in the bottom right corner of the image"}, {"id": 4014, "image_id": 2390, "category_id": 11, "bbox": [496.0, 382.0, 172.0, 83.0], "area": 14276.0, "iscrowd": 0, "ignore": 0, "segmentation": [[496.0, 382.0, 668.0, 382.0, 668.0, 465.0, 496.0, 465.0]], "category_name": "optical ship", "caption": "The optical ship in the middle of the image"}, {"id": 4015, "image_id": 2390, "category_id": 11, "bbox": [517.0, 27.0, 259.0, 107.0], "area": 27713.0, "iscrowd": 0, "ignore": 0, "segmentation": [[517.0, 27.0, 776.0, 27.0, 776.0, 134.0, 517.0, 134.0]], "category_name": "optical ship", "caption": "There is a optical ship in the upper right corner of the image"}, {"id": 4016, "image_id": 2391, "category_id": 8, "bbox": [205.0, 231.0, 652.0, 295.0], "area": 192340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[205.0, 231.0, 857.0, 231.0, 857.0, 526.0, 205.0, 526.0]], "category_name": "optical parking lot", "caption": "The big optical parking lot"}, {"id": 4017, "image_id": 2391, "category_id": 3, "bbox": [355.0, 158.0, 398.0, 387.0], "area": 154026.0, "iscrowd": 0, "ignore": 0, "segmentation": [[355.0, 158.0, 753.0, 158.0, 753.0, 545.0, 355.0, 545.0]], "category_name": "optical T junction", "caption": "There is a big optical parking lot,and the optical T junction that needs to be found is located in the upper right corner of it."}, {"id": 4018, "image_id": 2391, "category_id": 3, "bbox": [57.0, 263.0, 398.0, 390.0], "area": 155220.0, "iscrowd": 0, "ignore": 0, "segmentation": [[57.0, 263.0, 455.0, 263.0, 455.0, 653.0, 57.0, 653.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 4019, "image_id": 2392, "category_id": 13, "bbox": [275.0, 171.0, 351.0, 269.0], "area": 94419.0, "iscrowd": 0, "ignore": 0, "segmentation": [[275.0, 171.0, 626.0, 171.0, 626.0, 440.0, 275.0, 440.0]], "category_name": "optical harbor", "caption": "The optical harbor on the right side of the image"}, {"id": 4020, "image_id": 2392, "category_id": 13, "bbox": [21.0, 18.0, 233.0, 231.0], "area": 53823.0, "iscrowd": 0, "ignore": 0, "segmentation": [[21.0, 18.0, 254.0, 18.0, 254.0, 249.0, 21.0, 249.0]], "category_name": "optical harbor", "caption": "The optical harbor in the upper left corner of the image"}, {"id": 4021, "image_id": 2393, "category_id": 3, "bbox": [713.0, 539.0, 436.0, 470.0], "area": 204920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[713.0, 539.0, 1149.0, 539.0, 1149.0, 1009.0, 713.0, 1009.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the bottom right corner of the image"}, {"id": 4022, "image_id": 2393, "category_id": 3, "bbox": [491.0, 519.0, 462.0, 480.0], "area": 221760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[491.0, 519.0, 953.0, 519.0, 953.0, 999.0, 491.0, 999.0]], "category_name": "optical T junction", "caption": "The optical T junction at the bottom of the image"}, {"id": 4023, "image_id": 2393, "category_id": 8, "bbox": [982.0, 254.0, 166.0, 328.0], "area": 54448.0, "iscrowd": 0, "ignore": 0, "segmentation": [[982.0, 254.0, 1148.0, 254.0, 1148.0, 582.0, 982.0, 582.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the right side of the image"}, {"id": 4024, "image_id": 2394, "category_id": 3, "bbox": [387.0, 146.0, 471.0, 495.0], "area": 233145.0, "iscrowd": 0, "ignore": 0, "segmentation": [[387.0, 146.0, 858.0, 146.0, 858.0, 641.0, 387.0, 641.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 4025, "image_id": 2395, "category_id": 3, "bbox": [243.0, 643.0, 498.0, 531.0], "area": 264438.0, "iscrowd": 0, "ignore": 0, "segmentation": [[243.0, 643.0, 741.0, 643.0, 741.0, 1174.0, 243.0, 1174.0]], "category_name": "optical T junction", "caption": "The optical T junction at the bottom of the image"}, {"id": 4026, "image_id": 2395, "category_id": 3, "bbox": [517.0, 275.0, 456.0, 498.0], "area": 227088.0, "iscrowd": 0, "ignore": 0, "segmentation": [[517.0, 275.0, 973.0, 275.0, 973.0, 773.0, 517.0, 773.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the right side of the image"}, {"id": 4027, "image_id": 2395, "category_id": 3, "bbox": [395.0, 447.0, 482.0, 486.0], "area": 234252.0, "iscrowd": 0, "ignore": 0, "segmentation": [[395.0, 447.0, 877.0, 447.0, 877.0, 933.0, 395.0, 933.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the middle of the image"}, {"id": 4028, "image_id": 2395, "category_id": 8, "bbox": [116.0, 389.0, 100.0, 73.0], "area": 7300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[116.0, 389.0, 216.0, 389.0, 216.0, 462.0, 116.0, 462.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot"}, {"id": 4029, "image_id": 2396, "category_id": 3, "bbox": [377.0, 216.0, 361.0, 376.0], "area": 135736.0, "iscrowd": 0, "ignore": 0, "segmentation": [[377.0, 216.0, 738.0, 216.0, 738.0, 592.0, 377.0, 592.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 4030, "image_id": 2396, "category_id": 3, "bbox": [84.0, 15.0, 338.0, 370.0], "area": 125060.0, "iscrowd": 0, "ignore": 0, "segmentation": [[84.0, 15.0, 422.0, 15.0, 422.0, 385.0, 84.0, 385.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper left corner of the image"}, {"id": 4031, "image_id": 2396, "category_id": 8, "bbox": [200.0, 256.0, 301.0, 263.0], "area": 79163.0, "iscrowd": 0, "ignore": 0, "segmentation": [[200.0, 256.0, 501.0, 256.0, 501.0, 519.0, 200.0, 519.0]], "category_name": "optical parking lot", "caption": "The big optical parking lot"}, {"id": 4032, "image_id": 2397, "category_id": 1, "bbox": [761.0, 690.0, 1604.0, 780.0], "area": 1251120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[761.0, 690.0, 2365.0, 690.0, 2365.0, 1470.0, 761.0, 1470.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 4033, "image_id": 2397, "category_id": 2, "bbox": [653.0, 626.0, 676.0, 708.0], "area": 478608.0, "iscrowd": 0, "ignore": 0, "segmentation": [[653.0, 626.0, 1329.0, 626.0, 1329.0, 1334.0, 653.0, 1334.0]], "category_name": "optical crossroad", "caption": "There is a green optical basketball court,and the optical crossroad that needs to be found is located in the lower right corner of it."}, {"id": 4034, "image_id": 2397, "category_id": 2, "bbox": [57.0, 454.0, 836.0, 932.0], "area": 779152.0, "iscrowd": 0, "ignore": 0, "segmentation": [[57.0, 454.0, 893.0, 454.0, 893.0, 1386.0, 57.0, 1386.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 4035, "image_id": 2397, "category_id": 8, "bbox": [304.0, 1126.0, 184.0, 478.0], "area": 87952.0, "iscrowd": 0, "ignore": 0, "segmentation": [[304.0, 1126.0, 488.0, 1126.0, 488.0, 1604.0, 304.0, 1604.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom left corner of the image"}, {"id": 4036, "image_id": 2397, "category_id": 9, "bbox": [238.0, 116.0, 93.0, 157.0], "area": 14601.0, "iscrowd": 0, "ignore": 0, "segmentation": [[238.0, 116.0, 331.0, 116.0, 331.0, 273.0, 238.0, 273.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court"}, {"id": 4037, "image_id": 2398, "category_id": 2, "bbox": [542.0, 343.0, 721.0, 738.0], "area": 532098.0, "iscrowd": 0, "ignore": 0, "segmentation": [[542.0, 343.0, 1263.0, 343.0, 1263.0, 1081.0, 542.0, 1081.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the center of the image"}, {"id": 4038, "image_id": 2398, "category_id": 2, "bbox": [590.0, 865.0, 712.0, 735.0], "area": 523320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[590.0, 865.0, 1302.0, 865.0, 1302.0, 1600.0, 590.0, 1600.0]], "category_name": "optical crossroad", "caption": "There is an optical crossroad at the bottom"}, {"id": 4039, "image_id": 2398, "category_id": 3, "bbox": [44.0, 1072.0, 579.0, 640.0], "area": 370560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[44.0, 1072.0, 623.0, 1072.0, 623.0, 1712.0, 44.0, 1712.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction at the bottom left"}, {"id": 4040, "image_id": 2398, "category_id": 8, "bbox": [530.0, 21.0, 76.0, 227.0], "area": 17252.0, "iscrowd": 0, "ignore": 0, "segmentation": [[530.0, 21.0, 606.0, 21.0, 606.0, 248.0, 530.0, 248.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot located at the top"}, {"id": 4041, "image_id": 2398, "category_id": 8, "bbox": [1.0, 348.0, 410.0, 123.0], "area": 50430.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 348.0, 411.0, 348.0, 411.0, 471.0, 1.0, 471.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the top left corner of the image"}, {"id": 4042, "image_id": 2399, "category_id": 2, "bbox": [13.0, 435.0, 434.0, 486.0], "area": 210924.0, "iscrowd": 0, "ignore": 0, "segmentation": [[13.0, 435.0, 447.0, 435.0, 447.0, 921.0, 13.0, 921.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4043, "image_id": 2399, "category_id": 3, "bbox": [389.0, 53.0, 498.0, 512.0], "area": 254976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[389.0, 53.0, 887.0, 53.0, 887.0, 565.0, 389.0, 565.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 4044, "image_id": 2399, "category_id": 8, "bbox": [812.0, 658.0, 181.0, 301.0], "area": 54481.0, "iscrowd": 0, "ignore": 0, "segmentation": [[812.0, 658.0, 993.0, 658.0, 993.0, 959.0, 812.0, 959.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot,and the optical parking lot that needs to be found is located in the lower left corner of it."}, {"id": 4045, "image_id": 2399, "category_id": 8, "bbox": [984.0, 701.0, 76.0, 48.0], "area": 3648.0, "iscrowd": 0, "ignore": 0, "segmentation": [[984.0, 701.0, 1060.0, 701.0, 1060.0, 749.0, 984.0, 749.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot"}, {"id": 4046, "image_id": 2400, "category_id": 8, "bbox": [477.0, 401.0, 113.0, 190.0], "area": 21470.0, "iscrowd": 0, "ignore": 0, "segmentation": [[477.0, 401.0, 590.0, 401.0, 590.0, 591.0, 477.0, 591.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom right corner of the image"}, {"id": 4047, "image_id": 2400, "category_id": 3, "bbox": [221.0, 162.0, 431.0, 432.0], "area": 186192.0, "iscrowd": 0, "ignore": 0, "segmentation": [[221.0, 162.0, 652.0, 162.0, 652.0, 594.0, 221.0, 594.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 4048, "image_id": 2401, "category_id": 3, "bbox": [196.0, 340.0, 488.0, 505.0], "area": 246440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[196.0, 340.0, 684.0, 340.0, 684.0, 845.0, 196.0, 845.0]], "category_name": "optical T junction", "caption": "The big optical T junction in the center"}, {"id": 4049, "image_id": 2401, "category_id": 8, "bbox": [314.0, 536.0, 362.0, 329.0], "area": 119098.0, "iscrowd": 0, "ignore": 0, "segmentation": [[314.0, 536.0, 676.0, 536.0, 676.0, 865.0, 314.0, 865.0]], "category_name": "optical parking lot", "caption": "There is a big optical T junction, and the optical parking lot that needs to be found is located in the center of it."}, {"id": 4050, "image_id": 2401, "category_id": 8, "bbox": [702.0, 883.0, 182.0, 166.0], "area": 30212.0, "iscrowd": 0, "ignore": 0, "segmentation": [[702.0, 883.0, 884.0, 883.0, 884.0, 1049.0, 702.0, 1049.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the bottom right corner of the image"}, {"id": 4051, "image_id": 2401, "category_id": 8, "bbox": [164.0, 28.0, 154.0, 516.0], "area": 79464.0, "iscrowd": 0, "ignore": 0, "segmentation": [[164.0, 28.0, 318.0, 28.0, 318.0, 544.0, 164.0, 544.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper left corner of the image"}, {"id": 4052, "image_id": 2401, "category_id": 8, "bbox": [602.0, 304.0, 276.0, 204.0], "area": 56304.0, "iscrowd": 0, "ignore": 0, "segmentation": [[602.0, 304.0, 878.0, 304.0, 878.0, 508.0, 602.0, 508.0]], "category_name": "optical parking lot", "caption": "The optical parking lot on the right side of the image"}, {"id": 4053, "image_id": 2402, "category_id": 2, "bbox": [80.0, 54.0, 571.0, 633.0], "area": 361443.0, "iscrowd": 0, "ignore": 0, "segmentation": [[80.0, 54.0, 651.0, 54.0, 651.0, 687.0, 80.0, 687.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 4054, "image_id": 2403, "category_id": 1, "bbox": [475.0, 343.0, 268.0, 422.0], "area": 113096.0, "iscrowd": 0, "ignore": 0, "segmentation": [[475.0, 343.0, 743.0, 343.0, 743.0, 765.0, 475.0, 765.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 4055, "image_id": 2403, "category_id": 8, "bbox": [79.0, 595.0, 398.0, 122.0], "area": 48556.0, "iscrowd": 0, "ignore": 0, "segmentation": [[79.0, 595.0, 477.0, 595.0, 477.0, 717.0, 79.0, 717.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the left side of the image"}, {"id": 4056, "image_id": 2404, "category_id": 8, "bbox": [104.0, 539.0, 175.0, 328.0], "area": 57400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[104.0, 539.0, 279.0, 539.0, 279.0, 867.0, 104.0, 867.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom left corner of the image"}, {"id": 4057, "image_id": 2404, "category_id": 8, "bbox": [743.0, 30.0, 289.0, 171.0], "area": 49419.0, "iscrowd": 0, "ignore": 0, "segmentation": [[743.0, 30.0, 1032.0, 30.0, 1032.0, 201.0, 743.0, 201.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper right corner of the image"}, {"id": 4058, "image_id": 2404, "category_id": 3, "bbox": [114.0, 209.0, 468.0, 513.0], "area": 240084.0, "iscrowd": 0, "ignore": 0, "segmentation": [[114.0, 209.0, 582.0, 209.0, 582.0, 722.0, 114.0, 722.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 4059, "image_id": 2405, "category_id": 2, "bbox": [583.0, 411.0, 302.0, 333.0], "area": 100566.0, "iscrowd": 0, "ignore": 0, "segmentation": [[583.0, 411.0, 885.0, 411.0, 885.0, 744.0, 583.0, 744.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the right side of the image"}, {"id": 4060, "image_id": 2405, "category_id": 2, "bbox": [285.0, 47.0, 343.0, 352.0], "area": 120736.0, "iscrowd": 0, "ignore": 0, "segmentation": [[285.0, 47.0, 628.0, 47.0, 628.0, 399.0, 285.0, 399.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 4061, "image_id": 2405, "category_id": 3, "bbox": [21.0, 344.0, 266.0, 293.0], "area": 77938.0, "iscrowd": 0, "ignore": 0, "segmentation": [[21.0, 344.0, 287.0, 344.0, 287.0, 637.0, 21.0, 637.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 4062, "image_id": 2405, "category_id": 3, "bbox": [330.0, 646.0, 261.0, 284.0], "area": 74124.0, "iscrowd": 0, "ignore": 0, "segmentation": [[330.0, 646.0, 591.0, 646.0, 591.0, 930.0, 330.0, 930.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the bottom of the image"}, {"id": 4063, "image_id": 2406, "category_id": 8, "bbox": [425.0, 116.0, 151.0, 340.0], "area": 51340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[425.0, 116.0, 576.0, 116.0, 576.0, 456.0, 425.0, 456.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the top of the image"}, {"id": 4064, "image_id": 2406, "category_id": 8, "bbox": [228.0, 579.0, 159.0, 329.0], "area": 52311.0, "iscrowd": 0, "ignore": 0, "segmentation": [[228.0, 579.0, 387.0, 579.0, 387.0, 908.0, 228.0, 908.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom left corner of the image"}, {"id": 4065, "image_id": 2406, "category_id": 3, "bbox": [261.0, 329.0, 392.0, 427.0], "area": 167384.0, "iscrowd": 0, "ignore": 0, "segmentation": [[261.0, 329.0, 653.0, 329.0, 653.0, 756.0, 261.0, 756.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 4066, "image_id": 2407, "category_id": 8, "bbox": [338.0, 299.0, 68.0, 160.0], "area": 10880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[338.0, 299.0, 406.0, 299.0, 406.0, 459.0, 338.0, 459.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the bottom of the image"}, {"id": 4067, "image_id": 2407, "category_id": 8, "bbox": [289.0, 52.0, 53.0, 149.0], "area": 7897.0, "iscrowd": 0, "ignore": 0, "segmentation": [[289.0, 52.0, 342.0, 52.0, 342.0, 201.0, 289.0, 201.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the top of the image"}, {"id": 4068, "image_id": 2408, "category_id": 8, "bbox": [276.0, 264.0, 129.0, 146.0], "area": 18834.0, "iscrowd": 0, "ignore": 0, "segmentation": [[276.0, 264.0, 405.0, 264.0, 405.0, 410.0, 276.0, 410.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the center of the image"}, {"id": 4069, "image_id": 2408, "category_id": 8, "bbox": [444.0, 124.0, 165.0, 236.0], "area": 38940.0, "iscrowd": 0, "ignore": 0, "segmentation": [[444.0, 124.0, 609.0, 124.0, 609.0, 360.0, 444.0, 360.0]], "category_name": "optical parking lot", "caption": "The big optical parking lot located on the right"}, {"id": 4070, "image_id": 2409, "category_id": 8, "bbox": [541.0, 218.0, 88.0, 192.0], "area": 16896.0, "iscrowd": 0, "ignore": 0, "segmentation": [[541.0, 218.0, 629.0, 218.0, 629.0, 410.0, 541.0, 410.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the right side of the image"}, {"id": 4071, "image_id": 2409, "category_id": 8, "bbox": [128.0, 35.0, 70.0, 262.0], "area": 18340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[128.0, 35.0, 198.0, 35.0, 198.0, 297.0, 128.0, 297.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper left corner of the image"}, {"id": 4072, "image_id": 2409, "category_id": 8, "bbox": [71.0, 400.0, 81.0, 312.0], "area": 25272.0, "iscrowd": 0, "ignore": 0, "segmentation": [[71.0, 400.0, 152.0, 400.0, 152.0, 712.0, 71.0, 712.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the bottom left corner of the image"}, {"id": 4073, "image_id": 2409, "category_id": 8, "bbox": [490.0, 499.0, 88.0, 225.0], "area": 19800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[490.0, 499.0, 578.0, 499.0, 578.0, 724.0, 490.0, 724.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom right corner of the image"}, {"id": 4074, "image_id": 2410, "category_id": 8, "bbox": [328.0, 201.0, 286.0, 190.0], "area": 54340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[328.0, 201.0, 614.0, 201.0, 614.0, 391.0, 328.0, 391.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the top of the image"}, {"id": 4075, "image_id": 2410, "category_id": 8, "bbox": [608.0, 839.0, 146.0, 204.0], "area": 29784.0, "iscrowd": 0, "ignore": 0, "segmentation": [[608.0, 839.0, 754.0, 839.0, 754.0, 1043.0, 608.0, 1043.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the bottom of the image"}, {"id": 4076, "image_id": 2411, "category_id": 8, "bbox": [297.0, 307.0, 255.0, 96.0], "area": 24480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[297.0, 307.0, 552.0, 307.0, 552.0, 403.0, 297.0, 403.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot of the image and the optical parking lot that needs to be found is located in the corner of it in the center"}, {"id": 4077, "image_id": 2411, "category_id": 8, "bbox": [180.0, 202.0, 420.0, 120.0], "area": 50400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 202.0, 600.0, 202.0, 600.0, 322.0, 180.0, 322.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the center of the image, and the optical parking lot that needs to be found is located in the center of it."}, {"id": 4078, "image_id": 2411, "category_id": 8, "bbox": [95.0, 105.0, 554.0, 137.0], "area": 75898.0, "iscrowd": 0, "ignore": 0, "segmentation": [[95.0, 105.0, 649.0, 105.0, 649.0, 242.0, 95.0, 242.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot at the top of the image."}, {"id": 4079, "image_id": 2412, "category_id": 2, "bbox": [118.0, 454.0, 459.0, 502.0], "area": 230418.0, "iscrowd": 0, "ignore": 0, "segmentation": [[118.0, 454.0, 577.0, 454.0, 577.0, 956.0, 118.0, 956.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the left side of the image"}, {"id": 4080, "image_id": 2412, "category_id": 2, "bbox": [586.0, 271.0, 469.0, 493.0], "area": 231217.0, "iscrowd": 0, "ignore": 0, "segmentation": [[586.0, 271.0, 1055.0, 271.0, 1055.0, 764.0, 586.0, 764.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the middle of the image"}, {"id": 4081, "image_id": 2412, "category_id": 2, "bbox": [1052.0, 136.0, 435.0, 453.0], "area": 197055.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1052.0, 136.0, 1487.0, 136.0, 1487.0, 589.0, 1052.0, 589.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the upper right corner of the image"}, {"id": 4082, "image_id": 2412, "category_id": 3, "bbox": [1286.0, 917.0, 447.0, 429.0], "area": 191763.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1286.0, 917.0, 1733.0, 917.0, 1733.0, 1346.0, 1286.0, 1346.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom right corner of the image"}, {"id": 4083, "image_id": 2413, "category_id": 3, "bbox": [1043.0, 315.0, 345.0, 358.0], "area": 123510.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1043.0, 315.0, 1388.0, 315.0, 1388.0, 673.0, 1043.0, 673.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 4084, "image_id": 2413, "category_id": 3, "bbox": [599.0, 477.0, 336.0, 350.0], "area": 117600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[599.0, 477.0, 935.0, 477.0, 935.0, 827.0, 599.0, 827.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the middle of the image"}, {"id": 4085, "image_id": 2413, "category_id": 2, "bbox": [114.0, 603.0, 425.0, 428.0], "area": 181900.0, "iscrowd": 0, "ignore": 0, "segmentation": [[114.0, 603.0, 539.0, 603.0, 539.0, 1031.0, 114.0, 1031.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4086, "image_id": 2413, "category_id": 3, "bbox": [44.0, 197.0, 387.0, 362.0], "area": 140094.0, "iscrowd": 0, "ignore": 0, "segmentation": [[44.0, 197.0, 431.0, 197.0, 431.0, 559.0, 44.0, 559.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper left corner of the image"}, {"id": 4087, "image_id": 2414, "category_id": 3, "bbox": [709.0, 1022.0, 363.0, 351.0], "area": 127413.0, "iscrowd": 0, "ignore": 0, "segmentation": [[709.0, 1022.0, 1072.0, 1022.0, 1072.0, 1373.0, 709.0, 1373.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom right corner of the image"}, {"id": 4088, "image_id": 2414, "category_id": 3, "bbox": [634.0, 782.0, 372.0, 372.0], "area": 138384.0, "iscrowd": 0, "ignore": 0, "segmentation": [[634.0, 782.0, 1006.0, 782.0, 1006.0, 1154.0, 634.0, 1154.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 4089, "image_id": 2414, "category_id": 3, "bbox": [553.0, 544.0, 342.0, 343.0], "area": 117306.0, "iscrowd": 0, "ignore": 0, "segmentation": [[553.0, 544.0, 895.0, 544.0, 895.0, 887.0, 553.0, 887.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the middle of the image"}, {"id": 4090, "image_id": 2414, "category_id": 3, "bbox": [490.0, 49.0, 345.0, 321.0], "area": 110745.0, "iscrowd": 0, "ignore": 0, "segmentation": [[490.0, 49.0, 835.0, 49.0, 835.0, 370.0, 490.0, 370.0]], "category_name": "optical T junction", "caption": "The optical T junction at the top of the image"}, {"id": 4091, "image_id": 2415, "category_id": 3, "bbox": [149.0, 657.0, 404.0, 428.0], "area": 172912.0, "iscrowd": 0, "ignore": 0, "segmentation": [[149.0, 657.0, 553.0, 657.0, 553.0, 1085.0, 149.0, 1085.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom left corner of the image"}, {"id": 4092, "image_id": 2415, "category_id": 3, "bbox": [525.0, 87.0, 404.0, 420.0], "area": 169680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[525.0, 87.0, 929.0, 87.0, 929.0, 507.0, 525.0, 507.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the top of the image"}, {"id": 4093, "image_id": 2415, "category_id": 2, "bbox": [633.0, 499.0, 416.0, 426.0], "area": 177216.0, "iscrowd": 0, "ignore": 0, "segmentation": [[633.0, 499.0, 1049.0, 499.0, 1049.0, 925.0, 633.0, 925.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the middle of the image"}, {"id": 4094, "image_id": 2415, "category_id": 3, "bbox": [1059.0, 373.0, 357.0, 382.0], "area": 136374.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1059.0, 373.0, 1416.0, 373.0, 1416.0, 755.0, 1059.0, 755.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 4095, "image_id": 2416, "category_id": 2, "bbox": [14.0, 110.0, 373.0, 402.0], "area": 149946.0, "iscrowd": 0, "ignore": 0, "segmentation": [[14.0, 110.0, 387.0, 110.0, 387.0, 512.0, 14.0, 512.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 4096, "image_id": 2416, "category_id": 8, "bbox": [245.0, 467.0, 172.0, 343.0], "area": 58996.0, "iscrowd": 0, "ignore": 0, "segmentation": [[245.0, 467.0, 417.0, 467.0, 417.0, 810.0, 245.0, 810.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the middle of the image"}, {"id": 4097, "image_id": 2417, "category_id": 3, "bbox": [35.0, 66.0, 303.0, 342.0], "area": 103626.0, "iscrowd": 0, "ignore": 0, "segmentation": [[35.0, 66.0, 338.0, 66.0, 338.0, 408.0, 35.0, 408.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper left corner of the image"}, {"id": 4098, "image_id": 2417, "category_id": 3, "bbox": [374.0, 499.0, 308.0, 329.0], "area": 101332.0, "iscrowd": 0, "ignore": 0, "segmentation": [[374.0, 499.0, 682.0, 499.0, 682.0, 828.0, 374.0, 828.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom right corner of the image"}, {"id": 4099, "image_id": 2418, "category_id": 3, "bbox": [559.0, 577.0, 369.0, 384.0], "area": 141696.0, "iscrowd": 0, "ignore": 0, "segmentation": [[559.0, 577.0, 928.0, 577.0, 928.0, 961.0, 559.0, 961.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom right corner of the image"}, {"id": 4100, "image_id": 2418, "category_id": 3, "bbox": [374.0, 390.0, 335.0, 343.0], "area": 114905.0, "iscrowd": 0, "ignore": 0, "segmentation": [[374.0, 390.0, 709.0, 390.0, 709.0, 733.0, 374.0, 733.0]], "category_name": "optical T junction", "caption": "The optical T junction in the middle of the image"}, {"id": 4101, "image_id": 2418, "category_id": 3, "bbox": [126.0, 29.0, 320.0, 331.0], "area": 105920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 29.0, 446.0, 29.0, 446.0, 360.0, 126.0, 360.0]], "category_name": "optical T junction", "caption": "The optical T junction in the upper left corner of the image"}, {"id": 4102, "image_id": 2419, "category_id": 2, "bbox": [223.0, 71.0, 506.0, 522.0], "area": 264132.0, "iscrowd": 0, "ignore": 0, "segmentation": [[223.0, 71.0, 729.0, 71.0, 729.0, 593.0, 223.0, 593.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4103, "image_id": 2419, "category_id": 3, "bbox": [711.0, 177.0, 300.0, 336.0], "area": 100800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[711.0, 177.0, 1011.0, 177.0, 1011.0, 513.0, 711.0, 513.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper right corner of the image"}, {"id": 4104, "image_id": 2419, "category_id": 3, "bbox": [747.0, 399.0, 266.0, 274.0], "area": 72884.0, "iscrowd": 0, "ignore": 0, "segmentation": [[747.0, 399.0, 1013.0, 399.0, 1013.0, 673.0, 747.0, 673.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the right side of the image"}, {"id": 4105, "image_id": 2419, "category_id": 3, "bbox": [397.0, 629.0, 332.0, 354.0], "area": 117528.0, "iscrowd": 0, "ignore": 0, "segmentation": [[397.0, 629.0, 729.0, 629.0, 729.0, 983.0, 397.0, 983.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the bottom of the image"}, {"id": 4106, "image_id": 2420, "category_id": 8, "bbox": [4.0, 438.0, 179.0, 291.0], "area": 52089.0, "iscrowd": 0, "ignore": 0, "segmentation": [[4.0, 438.0, 183.0, 438.0, 183.0, 729.0, 4.0, 729.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the bottom left corner of the image"}, {"id": 4107, "image_id": 2421, "category_id": 13, "bbox": [211.0, 5.0, 298.0, 511.0], "area": 152278.0, "iscrowd": 0, "ignore": 0, "segmentation": [[211.0, 5.0, 509.0, 5.0, 509.0, 516.0, 211.0, 516.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the center of the image"}, {"id": 4108, "image_id": 2421, "category_id": 13, "bbox": [46.0, 35.0, 214.0, 279.0], "area": 59706.0, "iscrowd": 0, "ignore": 0, "segmentation": [[46.0, 35.0, 260.0, 35.0, 260.0, 314.0, 46.0, 314.0]], "category_name": "optical harbor", "caption": "The optical harbor at the top left"}, {"id": 4109, "image_id": 2421, "category_id": 13, "bbox": [10.0, 308.0, 131.0, 235.0], "area": 30785.0, "iscrowd": 0, "ignore": 0, "segmentation": [[10.0, 308.0, 141.0, 308.0, 141.0, 543.0, 10.0, 543.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the bottom left corner of the image"}, {"id": 4110, "image_id": 2422, "category_id": 13, "bbox": [542.0, 23.0, 315.0, 535.0], "area": 168525.0, "iscrowd": 0, "ignore": 0, "segmentation": [[542.0, 23.0, 857.0, 23.0, 857.0, 558.0, 542.0, 558.0]], "category_name": "optical harbor", "caption": "There is a big optical harbor"}, {"id": 4111, "image_id": 2423, "category_id": 8, "bbox": [162.0, 29.0, 272.0, 120.0], "area": 32640.0, "iscrowd": 0, "ignore": 0, "segmentation": [[162.0, 29.0, 434.0, 29.0, 434.0, 149.0, 162.0, 149.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the top of the image"}, {"id": 4112, "image_id": 2423, "category_id": 8, "bbox": [492.0, 450.0, 143.0, 312.0], "area": 44616.0, "iscrowd": 0, "ignore": 0, "segmentation": [[492.0, 450.0, 635.0, 450.0, 635.0, 762.0, 492.0, 762.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the bottom right corner of the image"}, {"id": 4113, "image_id": 2423, "category_id": 3, "bbox": [359.0, 246.0, 340.0, 359.0], "area": 122060.0, "iscrowd": 0, "ignore": 0, "segmentation": [[359.0, 246.0, 699.0, 246.0, 699.0, 605.0, 359.0, 605.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 4114, "image_id": 2424, "category_id": 3, "bbox": [27.0, 137.0, 323.0, 318.0], "area": 102714.0, "iscrowd": 0, "ignore": 0, "segmentation": [[27.0, 137.0, 350.0, 137.0, 350.0, 455.0, 27.0, 455.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 4115, "image_id": 2424, "category_id": 2, "bbox": [490.0, 336.0, 339.0, 368.0], "area": 124752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[490.0, 336.0, 829.0, 336.0, 829.0, 704.0, 490.0, 704.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4116, "image_id": 2424, "category_id": 3, "bbox": [197.0, 546.0, 303.0, 302.0], "area": 91506.0, "iscrowd": 0, "ignore": 0, "segmentation": [[197.0, 546.0, 500.0, 546.0, 500.0, 848.0, 197.0, 848.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the bottom of the image"}, {"id": 4117, "image_id": 2425, "category_id": 3, "bbox": [118.0, 389.0, 320.0, 336.0], "area": 107520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[118.0, 389.0, 438.0, 389.0, 438.0, 725.0, 118.0, 725.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 4118, "image_id": 2425, "category_id": 3, "bbox": [573.0, 233.0, 322.0, 344.0], "area": 110768.0, "iscrowd": 0, "ignore": 0, "segmentation": [[573.0, 233.0, 895.0, 233.0, 895.0, 577.0, 573.0, 577.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the right side of the image"}, {"id": 4119, "image_id": 2426, "category_id": 3, "bbox": [192.0, 321.0, 249.0, 257.0], "area": 63993.0, "iscrowd": 0, "ignore": 0, "segmentation": [[192.0, 321.0, 441.0, 321.0, 441.0, 578.0, 192.0, 578.0]], "category_name": "optical T junction", "caption": "The optical T junction in the middle of the image"}, {"id": 4120, "image_id": 2426, "category_id": 3, "bbox": [245.0, 50.0, 259.0, 267.0], "area": 69153.0, "iscrowd": 0, "ignore": 0, "segmentation": [[245.0, 50.0, 504.0, 50.0, 504.0, 317.0, 245.0, 317.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the top of the image"}, {"id": 4121, "image_id": 2427, "category_id": 8, "bbox": [249.0, 48.0, 204.0, 613.0], "area": 125052.0, "iscrowd": 0, "ignore": 0, "segmentation": [[249.0, 48.0, 453.0, 48.0, 453.0, 661.0, 249.0, 661.0]], "category_name": "optical parking lot", "caption": "The big optical parking lot located in the center"}, {"id": 4122, "image_id": 2427, "category_id": 3, "bbox": [144.0, 240.0, 317.0, 347.0], "area": 109999.0, "iscrowd": 0, "ignore": 0, "segmentation": [[144.0, 240.0, 461.0, 240.0, 461.0, 587.0, 144.0, 587.0]], "category_name": "optical T junction", "caption": "The big optical T junction located in the center"}, {"id": 4123, "image_id": 2428, "category_id": 8, "bbox": [261.0, 149.0, 336.0, 91.0], "area": 30576.0, "iscrowd": 0, "ignore": 0, "segmentation": [[261.0, 149.0, 597.0, 149.0, 597.0, 240.0, 261.0, 240.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the middle of the image"}, {"id": 4124, "image_id": 2429, "category_id": 2, "bbox": [508.0, 92.0, 273.0, 294.0], "area": 80262.0, "iscrowd": 0, "ignore": 0, "segmentation": [[508.0, 92.0, 781.0, 92.0, 781.0, 386.0, 508.0, 386.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4125, "image_id": 2429, "category_id": 3, "bbox": [62.0, 213.0, 297.0, 330.0], "area": 98010.0, "iscrowd": 0, "ignore": 0, "segmentation": [[62.0, 213.0, 359.0, 213.0, 359.0, 543.0, 62.0, 543.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 4126, "image_id": 2429, "category_id": 3, "bbox": [92.0, 446.0, 297.0, 325.0], "area": 96525.0, "iscrowd": 0, "ignore": 0, "segmentation": [[92.0, 446.0, 389.0, 446.0, 389.0, 771.0, 92.0, 771.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the bottom left corner of the image"}, {"id": 4127, "image_id": 2430, "category_id": 2, "bbox": [93.0, 413.0, 269.0, 317.0], "area": 85273.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 413.0, 362.0, 413.0, 362.0, 730.0, 93.0, 730.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 4128, "image_id": 2430, "category_id": 3, "bbox": [649.0, 333.0, 272.0, 297.0], "area": 80784.0, "iscrowd": 0, "ignore": 0, "segmentation": [[649.0, 333.0, 921.0, 333.0, 921.0, 630.0, 649.0, 630.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 4129, "image_id": 2431, "category_id": 2, "bbox": [213.0, 265.0, 336.0, 366.0], "area": 122976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[213.0, 265.0, 549.0, 265.0, 549.0, 631.0, 213.0, 631.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the middle of the image"}, {"id": 4130, "image_id": 2431, "category_id": 2, "bbox": [717.0, 157.0, 300.0, 328.0], "area": 98400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[717.0, 157.0, 1017.0, 157.0, 1017.0, 485.0, 717.0, 485.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the upper right corner of the image"}, {"id": 4131, "image_id": 2432, "category_id": 8, "bbox": [440.0, 15.0, 135.0, 452.0], "area": 61020.0, "iscrowd": 0, "ignore": 0, "segmentation": [[440.0, 15.0, 575.0, 15.0, 575.0, 467.0, 440.0, 467.0]], "category_name": "optical parking lot", "caption": "There is a big optical parking lot located on the right"}, {"id": 4132, "image_id": 2433, "category_id": 8, "bbox": [288.0, 277.0, 80.0, 225.0], "area": 18000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[288.0, 277.0, 368.0, 277.0, 368.0, 502.0, 288.0, 502.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot at the bottom of the image"}, {"id": 4133, "image_id": 2434, "category_id": 2, "bbox": [381.0, 395.0, 386.0, 393.0], "area": 151698.0, "iscrowd": 0, "ignore": 0, "segmentation": [[381.0, 395.0, 767.0, 395.0, 767.0, 788.0, 381.0, 788.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4134, "image_id": 2435, "category_id": 3, "bbox": [326.0, 521.0, 297.0, 286.0], "area": 84942.0, "iscrowd": 0, "ignore": 0, "segmentation": [[326.0, 521.0, 623.0, 521.0, 623.0, 807.0, 326.0, 807.0]], "category_name": "optical T junction", "caption": "The optical T junction at the bottom of the image"}, {"id": 4135, "image_id": 2435, "category_id": 3, "bbox": [189.0, 32.0, 255.0, 279.0], "area": 71145.0, "iscrowd": 0, "ignore": 0, "segmentation": [[189.0, 32.0, 444.0, 32.0, 444.0, 311.0, 189.0, 311.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the top of the image"}, {"id": 4136, "image_id": 2436, "category_id": 8, "bbox": [40.0, 201.0, 207.0, 46.0], "area": 9522.0, "iscrowd": 0, "ignore": 0, "segmentation": [[40.0, 201.0, 247.0, 201.0, 247.0, 247.0, 40.0, 247.0]], "category_name": "optical parking lot", "caption": "The optical parking lot on the left side of the image"}, {"id": 4137, "image_id": 2436, "category_id": 8, "bbox": [35.0, 102.0, 216.0, 75.0], "area": 16200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[35.0, 102.0, 251.0, 102.0, 251.0, 177.0, 35.0, 177.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot on the left side of the image, and the optical parking lot that needs to be found is located in the upper left corner of it."}, {"id": 4138, "image_id": 2436, "category_id": 8, "bbox": [21.0, 34.0, 230.0, 51.0], "area": 11730.0, "iscrowd": 0, "ignore": 0, "segmentation": [[21.0, 34.0, 251.0, 34.0, 251.0, 85.0, 21.0, 85.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the middle of the image, and the optical parking lot that needs to be found is located in the upper left corner of it."}, {"id": 4139, "image_id": 2436, "category_id": 8, "bbox": [279.0, 67.0, 53.0, 283.0], "area": 14999.0, "iscrowd": 0, "ignore": 0, "segmentation": [[279.0, 67.0, 332.0, 67.0, 332.0, 350.0, 279.0, 350.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the center of the image"}, {"id": 4140, "image_id": 2437, "category_id": 2, "bbox": [343.0, 299.0, 434.0, 478.0], "area": 207452.0, "iscrowd": 0, "ignore": 0, "segmentation": [[343.0, 299.0, 777.0, 299.0, 777.0, 777.0, 343.0, 777.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 4141, "image_id": 2438, "category_id": 3, "bbox": [81.0, 344.0, 344.0, 366.0], "area": 125904.0, "iscrowd": 0, "ignore": 0, "segmentation": [[81.0, 344.0, 425.0, 344.0, 425.0, 710.0, 81.0, 710.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 4142, "image_id": 2438, "category_id": 3, "bbox": [699.0, 408.0, 338.0, 358.0], "area": 121004.0, "iscrowd": 0, "ignore": 0, "segmentation": [[699.0, 408.0, 1037.0, 408.0, 1037.0, 766.0, 699.0, 766.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the right side of the image"}, {"id": 4143, "image_id": 2439, "category_id": 3, "bbox": [61.0, 399.0, 308.0, 338.0], "area": 104104.0, "iscrowd": 0, "ignore": 0, "segmentation": [[61.0, 399.0, 369.0, 399.0, 369.0, 737.0, 61.0, 737.0]], "category_name": "optical T junction", "caption": "The optical T junction on the left side of the image"}, {"id": 4144, "image_id": 2439, "category_id": 3, "bbox": [243.0, 229.0, 186.0, 186.0], "area": 34596.0, "iscrowd": 0, "ignore": 0, "segmentation": [[243.0, 229.0, 429.0, 229.0, 429.0, 415.0, 243.0, 415.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper left corner of the image"}, {"id": 4145, "image_id": 2439, "category_id": 3, "bbox": [559.0, 169.0, 186.0, 186.0], "area": 34596.0, "iscrowd": 0, "ignore": 0, "segmentation": [[559.0, 169.0, 745.0, 169.0, 745.0, 355.0, 559.0, 355.0]], "category_name": "optical T junction", "caption": "The optical T junction at the top of the image"}, {"id": 4146, "image_id": 2440, "category_id": 3, "bbox": [307.0, 178.0, 230.0, 244.0], "area": 56120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[307.0, 178.0, 537.0, 178.0, 537.0, 422.0, 307.0, 422.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 4147, "image_id": 2440, "category_id": 3, "bbox": [45.0, 283.0, 215.0, 228.0], "area": 49020.0, "iscrowd": 0, "ignore": 0, "segmentation": [[45.0, 283.0, 260.0, 283.0, 260.0, 511.0, 45.0, 511.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 4148, "image_id": 2440, "category_id": 8, "bbox": [401.0, 356.0, 68.0, 259.0], "area": 17612.0, "iscrowd": 0, "ignore": 0, "segmentation": [[401.0, 356.0, 469.0, 356.0, 469.0, 615.0, 401.0, 615.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the bottom right corner of the image"}, {"id": 4149, "image_id": 2441, "category_id": 2, "bbox": [80.0, 266.0, 313.0, 349.0], "area": 109237.0, "iscrowd": 0, "ignore": 0, "segmentation": [[80.0, 266.0, 393.0, 266.0, 393.0, 615.0, 80.0, 615.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 4150, "image_id": 2441, "category_id": 3, "bbox": [619.0, 287.0, 312.0, 346.0], "area": 107952.0, "iscrowd": 0, "ignore": 0, "segmentation": [[619.0, 287.0, 931.0, 287.0, 931.0, 633.0, 619.0, 633.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 4151, "image_id": 2442, "category_id": 2, "bbox": [302.0, 263.0, 448.0, 482.0], "area": 215936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[302.0, 263.0, 750.0, 263.0, 750.0, 745.0, 302.0, 745.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad in the center"}, {"id": 4152, "image_id": 2442, "category_id": 8, "bbox": [698.0, 157.0, 64.0, 148.0], "area": 9472.0, "iscrowd": 0, "ignore": 0, "segmentation": [[698.0, 157.0, 762.0, 157.0, 762.0, 305.0, 698.0, 305.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot at the top"}, {"id": 4153, "image_id": 2442, "category_id": 8, "bbox": [1266.0, 933.0, 78.0, 275.0], "area": 21450.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1266.0, 933.0, 1344.0, 933.0, 1344.0, 1208.0, 1266.0, 1208.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot at the bottom right"}, {"id": 4154, "image_id": 2443, "category_id": 3, "bbox": [117.0, 297.0, 308.0, 296.0], "area": 91168.0, "iscrowd": 0, "ignore": 0, "segmentation": [[117.0, 297.0, 425.0, 297.0, 425.0, 593.0, 117.0, 593.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the middle of the image"}, {"id": 4155, "image_id": 2443, "category_id": 3, "bbox": [119.0, 75.0, 273.0, 296.0], "area": 80808.0, "iscrowd": 0, "ignore": 0, "segmentation": [[119.0, 75.0, 392.0, 75.0, 392.0, 371.0, 119.0, 371.0]], "category_name": "optical T junction", "caption": "The optical T junction at the top of the image"}, {"id": 4156, "image_id": 2444, "category_id": 2, "bbox": [459.0, 572.0, 276.0, 297.0], "area": 81972.0, "iscrowd": 0, "ignore": 0, "segmentation": [[459.0, 572.0, 735.0, 572.0, 735.0, 869.0, 459.0, 869.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the bottom of the image"}, {"id": 4157, "image_id": 2444, "category_id": 2, "bbox": [350.0, 35.0, 294.0, 286.0], "area": 84084.0, "iscrowd": 0, "ignore": 0, "segmentation": [[350.0, 35.0, 644.0, 35.0, 644.0, 321.0, 350.0, 321.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the top of the image"}, {"id": 4158, "image_id": 2445, "category_id": 3, "bbox": [480.0, 568.0, 315.0, 333.0], "area": 104895.0, "iscrowd": 0, "ignore": 0, "segmentation": [[480.0, 568.0, 795.0, 568.0, 795.0, 901.0, 480.0, 901.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 4159, "image_id": 2445, "category_id": 3, "bbox": [377.0, 74.0, 293.0, 301.0], "area": 88193.0, "iscrowd": 0, "ignore": 0, "segmentation": [[377.0, 74.0, 670.0, 74.0, 670.0, 375.0, 377.0, 375.0]], "category_name": "optical T junction", "caption": "The optical T junction at the top of the image"}, {"id": 4160, "image_id": 2445, "category_id": 8, "bbox": [1.0, 122.0, 148.0, 68.0], "area": 10064.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 122.0, 149.0, 122.0, 149.0, 190.0, 1.0, 190.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot"}, {"id": 4161, "image_id": 2446, "category_id": 3, "bbox": [460.0, 180.0, 242.0, 237.0], "area": 57354.0, "iscrowd": 0, "ignore": 0, "segmentation": [[460.0, 180.0, 702.0, 180.0, 702.0, 417.0, 460.0, 417.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the right side of the image"}, {"id": 4162, "image_id": 2446, "category_id": 3, "bbox": [243.0, 264.0, 229.0, 237.0], "area": 54273.0, "iscrowd": 0, "ignore": 0, "segmentation": [[243.0, 264.0, 472.0, 264.0, 472.0, 501.0, 243.0, 501.0]], "category_name": "optical T junction", "caption": "The optical T junction in the middle of the image"}, {"id": 4163, "image_id": 2446, "category_id": 3, "bbox": [101.0, 258.0, 231.0, 241.0], "area": 55671.0, "iscrowd": 0, "ignore": 0, "segmentation": [[101.0, 258.0, 332.0, 258.0, 332.0, 499.0, 101.0, 499.0]], "category_name": "optical T junction", "caption": "The optical T junction on the left side of the image"}, {"id": 4164, "image_id": 2447, "category_id": 3, "bbox": [397.0, 300.0, 194.0, 225.0], "area": 43650.0, "iscrowd": 0, "ignore": 0, "segmentation": [[397.0, 300.0, 591.0, 300.0, 591.0, 525.0, 397.0, 525.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 4165, "image_id": 2448, "category_id": 8, "bbox": [107.0, 211.0, 337.0, 160.0], "area": 53920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[107.0, 211.0, 444.0, 211.0, 444.0, 371.0, 107.0, 371.0]], "category_name": "optical parking lot", "caption": "There is a big optical parking lot"}, {"id": 4166, "image_id": 2449, "category_id": 2, "bbox": [111.0, 323.0, 252.0, 262.0], "area": 66024.0, "iscrowd": 0, "ignore": 0, "segmentation": [[111.0, 323.0, 363.0, 323.0, 363.0, 585.0, 111.0, 585.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the left side of the image"}, {"id": 4167, "image_id": 2449, "category_id": 3, "bbox": [501.0, 335.0, 284.0, 291.0], "area": 82644.0, "iscrowd": 0, "ignore": 0, "segmentation": [[501.0, 335.0, 785.0, 335.0, 785.0, 626.0, 501.0, 626.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 4168, "image_id": 2450, "category_id": 2, "bbox": [209.0, 649.0, 348.0, 348.0], "area": 121104.0, "iscrowd": 0, "ignore": 0, "segmentation": [[209.0, 649.0, 557.0, 649.0, 557.0, 997.0, 209.0, 997.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the bottom of the image"}, {"id": 4169, "image_id": 2450, "category_id": 3, "bbox": [629.0, 144.0, 302.0, 310.0], "area": 93620.0, "iscrowd": 0, "ignore": 0, "segmentation": [[629.0, 144.0, 931.0, 144.0, 931.0, 454.0, 629.0, 454.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper right corner of the image"}, {"id": 4170, "image_id": 2451, "category_id": 3, "bbox": [326.0, 276.0, 261.0, 277.0], "area": 72297.0, "iscrowd": 0, "ignore": 0, "segmentation": [[326.0, 276.0, 587.0, 276.0, 587.0, 553.0, 326.0, 553.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 4171, "image_id": 2451, "category_id": 8, "bbox": [332.0, 79.0, 89.0, 321.0], "area": 28569.0, "iscrowd": 0, "ignore": 0, "segmentation": [[332.0, 79.0, 421.0, 79.0, 421.0, 400.0, 332.0, 400.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the middle of the image"}, {"id": 4172, "image_id": 2451, "category_id": 8, "bbox": [29.0, 81.0, 55.0, 216.0], "area": 11880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[29.0, 81.0, 84.0, 81.0, 84.0, 297.0, 29.0, 297.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the middle of the image,and the optical parking lot that needs to be found is located in the upper left corner of it."}, {"id": 4173, "image_id": 2451, "category_id": 8, "bbox": [103.0, 1.0, 49.0, 265.0], "area": 12985.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 1.0, 152.0, 1.0, 152.0, 266.0, 103.0, 266.0]], "category_name": "optical parking lot", "caption": "There is a big optical T junction,and the optical parking lot that needs to be found is located in the upper left corner of it."}, {"id": 4174, "image_id": 2452, "category_id": 3, "bbox": [120.0, 594.0, 305.0, 319.0], "area": 97295.0, "iscrowd": 0, "ignore": 0, "segmentation": [[120.0, 594.0, 425.0, 594.0, 425.0, 913.0, 120.0, 913.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom left corner of the image"}, {"id": 4175, "image_id": 2452, "category_id": 3, "bbox": [541.0, 567.0, 306.0, 318.0], "area": 97308.0, "iscrowd": 0, "ignore": 0, "segmentation": [[541.0, 567.0, 847.0, 567.0, 847.0, 885.0, 541.0, 885.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom right corner of the image"}, {"id": 4176, "image_id": 2452, "category_id": 3, "bbox": [532.0, 30.0, 320.0, 318.0], "area": 101760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[532.0, 30.0, 852.0, 30.0, 852.0, 348.0, 532.0, 348.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper right corner of the image"}, {"id": 4177, "image_id": 2452, "category_id": 8, "bbox": [239.0, 362.0, 76.0, 322.0], "area": 24472.0, "iscrowd": 0, "ignore": 0, "segmentation": [[239.0, 362.0, 315.0, 362.0, 315.0, 684.0, 239.0, 684.0]], "category_name": "optical parking lot", "caption": "The optical parking lot on the left side of the image"}, {"id": 4178, "image_id": 2452, "category_id": 2, "bbox": [89.0, 197.0, 276.0, 295.0], "area": 81420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[89.0, 197.0, 365.0, 197.0, 365.0, 492.0, 89.0, 492.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 4179, "image_id": 2453, "category_id": 8, "bbox": [215.0, 108.0, 70.0, 310.0], "area": 21700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[215.0, 108.0, 285.0, 108.0, 285.0, 418.0, 215.0, 418.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the middle of the image"}, {"id": 4180, "image_id": 2453, "category_id": 3, "bbox": [13.0, 285.0, 258.0, 264.0], "area": 68112.0, "iscrowd": 0, "ignore": 0, "segmentation": [[13.0, 285.0, 271.0, 285.0, 271.0, 549.0, 13.0, 549.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 4181, "image_id": 2454, "category_id": 8, "bbox": [215.0, 176.0, 70.0, 310.0], "area": 21700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[215.0, 176.0, 285.0, 176.0, 285.0, 486.0, 215.0, 486.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the center of the image"}, {"id": 4182, "image_id": 2454, "category_id": 3, "bbox": [13.0, 45.0, 258.0, 264.0], "area": 68112.0, "iscrowd": 0, "ignore": 0, "segmentation": [[13.0, 45.0, 271.0, 45.0, 271.0, 309.0, 13.0, 309.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction at the top left"}, {"id": 4183, "image_id": 2455, "category_id": 2, "bbox": [260.0, 286.0, 389.0, 386.0], "area": 150154.0, "iscrowd": 0, "ignore": 0, "segmentation": [[260.0, 286.0, 649.0, 286.0, 649.0, 672.0, 260.0, 672.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 4184, "image_id": 2456, "category_id": 2, "bbox": [75.0, 114.0, 352.0, 402.0], "area": 141504.0, "iscrowd": 0, "ignore": 0, "segmentation": [[75.0, 114.0, 427.0, 114.0, 427.0, 516.0, 75.0, 516.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad in the center"}, {"id": 4185, "image_id": 2456, "category_id": 8, "bbox": [177.0, 458.0, 76.0, 129.0], "area": 9804.0, "iscrowd": 0, "ignore": 0, "segmentation": [[177.0, 458.0, 253.0, 458.0, 253.0, 587.0, 177.0, 587.0]], "category_name": "optical parking lot", "caption": "The optical parking lot of the image located at the bottom"}, {"id": 4186, "image_id": 2456, "category_id": 8, "bbox": [424.0, 504.0, 59.0, 147.0], "area": 8673.0, "iscrowd": 0, "ignore": 0, "segmentation": [[424.0, 504.0, 483.0, 504.0, 483.0, 651.0, 424.0, 651.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the bottom right corner of the image"}, {"id": 4187, "image_id": 2457, "category_id": 2, "bbox": [126.0, 653.0, 350.0, 338.0], "area": 118300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 653.0, 476.0, 653.0, 476.0, 991.0, 126.0, 991.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the bottom left corner of the image"}, {"id": 4188, "image_id": 2457, "category_id": 2, "bbox": [783.0, 581.0, 366.0, 374.0], "area": 136884.0, "iscrowd": 0, "ignore": 0, "segmentation": [[783.0, 581.0, 1149.0, 581.0, 1149.0, 955.0, 783.0, 955.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4189, "image_id": 2457, "category_id": 3, "bbox": [300.0, 47.0, 288.0, 282.0], "area": 81216.0, "iscrowd": 0, "ignore": 0, "segmentation": [[300.0, 47.0, 588.0, 47.0, 588.0, 329.0, 300.0, 329.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the top of the image"}, {"id": 4190, "image_id": 2458, "category_id": 2, "bbox": [93.0, 208.0, 438.0, 461.0], "area": 201918.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 208.0, 531.0, 208.0, 531.0, 669.0, 93.0, 669.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4191, "image_id": 2459, "category_id": 2, "bbox": [339.0, 160.0, 371.0, 380.0], "area": 140980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[339.0, 160.0, 710.0, 160.0, 710.0, 540.0, 339.0, 540.0]], "category_name": "optical crossroad", "caption": "There is an optical crossroad at the top of the image"}, {"id": 4192, "image_id": 2459, "category_id": 2, "bbox": [103.0, 628.0, 351.0, 380.0], "area": 133380.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 628.0, 454.0, 628.0, 454.0, 1008.0, 103.0, 1008.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad side of the image located on the left"}, {"id": 4193, "image_id": 2459, "category_id": 2, "bbox": [774.0, 921.0, 348.0, 361.0], "area": 125628.0, "iscrowd": 0, "ignore": 0, "segmentation": [[774.0, 921.0, 1122.0, 921.0, 1122.0, 1282.0, 774.0, 1282.0]], "category_name": "optical crossroad", "caption": "There is a optical parking lot of the image and the optical crossroad that needs to be found is located in the corner of it at the bottom right"}, {"id": 4194, "image_id": 2459, "category_id": 8, "bbox": [388.0, 996.0, 120.0, 150.0], "area": 18000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[388.0, 996.0, 508.0, 996.0, 508.0, 1146.0, 388.0, 1146.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot at the bottom of the image"}, {"id": 4195, "image_id": 2459, "category_id": 8, "bbox": [914.0, 862.0, 105.0, 195.0], "area": 20475.0, "iscrowd": 0, "ignore": 0, "segmentation": [[914.0, 862.0, 1019.0, 862.0, 1019.0, 1057.0, 914.0, 1057.0]], "category_name": "optical parking lot", "caption": "There is a optical crossroad of the image and the optical parking lot that needs to be found is located in the corner of it at the bottom right"}, {"id": 4196, "image_id": 2460, "category_id": 4, "bbox": [487.0, 538.0, 1070.0, 578.0], "area": 618460.0, "iscrowd": 0, "ignore": 0, "segmentation": [[487.0, 538.0, 1557.0, 538.0, 1557.0, 1116.0, 487.0, 1116.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 4197, "image_id": 2461, "category_id": 2, "bbox": [210.0, 341.0, 276.0, 297.0], "area": 81972.0, "iscrowd": 0, "ignore": 0, "segmentation": [[210.0, 341.0, 486.0, 341.0, 486.0, 638.0, 210.0, 638.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4198, "image_id": 2462, "category_id": 2, "bbox": [475.0, 215.0, 285.0, 308.0], "area": 87780.0, "iscrowd": 0, "ignore": 0, "segmentation": [[475.0, 215.0, 760.0, 215.0, 760.0, 523.0, 475.0, 523.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 4199, "image_id": 2462, "category_id": 8, "bbox": [11.0, 173.0, 298.0, 132.0], "area": 39336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[11.0, 173.0, 309.0, 173.0, 309.0, 305.0, 11.0, 305.0]], "category_name": "optical parking lot", "caption": "The optical parking lot on the left side of the image"}, {"id": 4200, "image_id": 2463, "category_id": 2, "bbox": [377.0, 53.0, 436.0, 469.0], "area": 204484.0, "iscrowd": 0, "ignore": 0, "segmentation": [[377.0, 53.0, 813.0, 53.0, 813.0, 522.0, 377.0, 522.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 4201, "image_id": 2463, "category_id": 3, "bbox": [60.0, 200.0, 300.0, 306.0], "area": 91800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[60.0, 200.0, 360.0, 200.0, 360.0, 506.0, 60.0, 506.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 4202, "image_id": 2464, "category_id": 8, "bbox": [185.0, 54.0, 70.0, 510.0], "area": 35700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[185.0, 54.0, 255.0, 54.0, 255.0, 564.0, 185.0, 564.0]], "category_name": "optical parking lot", "caption": "There is a big optical parking lot in the center"}, {"id": 4203, "image_id": 2465, "category_id": 2, "bbox": [103.0, 255.0, 198.0, 221.0], "area": 43758.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 255.0, 301.0, 255.0, 301.0, 476.0, 103.0, 476.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 4204, "image_id": 2465, "category_id": 2, "bbox": [551.0, 230.0, 205.0, 210.0], "area": 43050.0, "iscrowd": 0, "ignore": 0, "segmentation": [[551.0, 230.0, 756.0, 230.0, 756.0, 440.0, 551.0, 440.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the right side of the image"}, {"id": 4205, "image_id": 2466, "category_id": 2, "bbox": [311.0, 265.0, 240.0, 250.0], "area": 60000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[311.0, 265.0, 551.0, 265.0, 551.0, 515.0, 311.0, 515.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 4206, "image_id": 2467, "category_id": 2, "bbox": [144.0, 231.0, 309.0, 323.0], "area": 99807.0, "iscrowd": 0, "ignore": 0, "segmentation": [[144.0, 231.0, 453.0, 231.0, 453.0, 554.0, 144.0, 554.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the left side of the image"}, {"id": 4207, "image_id": 2467, "category_id": 2, "bbox": [636.0, 96.0, 326.0, 348.0], "area": 113448.0, "iscrowd": 0, "ignore": 0, "segmentation": [[636.0, 96.0, 962.0, 96.0, 962.0, 444.0, 636.0, 444.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the upper right corner of the image"}, {"id": 4208, "image_id": 2468, "category_id": 2, "bbox": [272.0, 436.0, 306.0, 312.0], "area": 95472.0, "iscrowd": 0, "ignore": 0, "segmentation": [[272.0, 436.0, 578.0, 436.0, 578.0, 748.0, 272.0, 748.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the bottom of the image"}, {"id": 4209, "image_id": 2468, "category_id": 2, "bbox": [216.0, 60.0, 306.0, 309.0], "area": 94554.0, "iscrowd": 0, "ignore": 0, "segmentation": [[216.0, 60.0, 522.0, 60.0, 522.0, 369.0, 216.0, 369.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the top of the image"}, {"id": 4210, "image_id": 2469, "category_id": 2, "bbox": [245.0, 376.0, 320.0, 331.0], "area": 105920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[245.0, 376.0, 565.0, 376.0, 565.0, 707.0, 245.0, 707.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the middle of the image"}, {"id": 4211, "image_id": 2469, "category_id": 3, "bbox": [609.0, 318.0, 322.0, 339.0], "area": 109158.0, "iscrowd": 0, "ignore": 0, "segmentation": [[609.0, 318.0, 931.0, 318.0, 931.0, 657.0, 609.0, 657.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 4212, "image_id": 2469, "category_id": 3, "bbox": [15.0, 456.0, 252.0, 265.0], "area": 66780.0, "iscrowd": 0, "ignore": 0, "segmentation": [[15.0, 456.0, 267.0, 456.0, 267.0, 721.0, 15.0, 721.0]], "category_name": "optical T junction", "caption": "The optical T junction on the left side of the image"}, {"id": 4213, "image_id": 2470, "category_id": 2, "bbox": [187.0, 207.0, 287.0, 271.0], "area": 77777.0, "iscrowd": 0, "ignore": 0, "segmentation": [[187.0, 207.0, 474.0, 207.0, 474.0, 478.0, 187.0, 478.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4214, "image_id": 2471, "category_id": 2, "bbox": [103.0, 279.0, 213.0, 212.0], "area": 45156.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 279.0, 316.0, 279.0, 316.0, 491.0, 103.0, 491.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 4215, "image_id": 2471, "category_id": 2, "bbox": [618.0, 155.0, 248.0, 257.0], "area": 63736.0, "iscrowd": 0, "ignore": 0, "segmentation": [[618.0, 155.0, 866.0, 155.0, 866.0, 412.0, 618.0, 412.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the right side of the image"}, {"id": 4216, "image_id": 2472, "category_id": 2, "bbox": [120.0, 347.0, 261.0, 261.0], "area": 68121.0, "iscrowd": 0, "ignore": 0, "segmentation": [[120.0, 347.0, 381.0, 347.0, 381.0, 608.0, 120.0, 608.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the left side of the image"}, {"id": 4217, "image_id": 2472, "category_id": 2, "bbox": [339.0, 195.0, 483.0, 479.0], "area": 231357.0, "iscrowd": 0, "ignore": 0, "segmentation": [[339.0, 195.0, 822.0, 195.0, 822.0, 674.0, 339.0, 674.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4218, "image_id": 2473, "category_id": 2, "bbox": [97.0, 351.0, 264.0, 278.0], "area": 73392.0, "iscrowd": 0, "ignore": 0, "segmentation": [[97.0, 351.0, 361.0, 351.0, 361.0, 629.0, 97.0, 629.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4219, "image_id": 2473, "category_id": 3, "bbox": [346.0, 300.0, 274.0, 278.0], "area": 76172.0, "iscrowd": 0, "ignore": 0, "segmentation": [[346.0, 300.0, 620.0, 300.0, 620.0, 578.0, 346.0, 578.0]], "category_name": "optical T junction", "caption": "The big optical T junction"}, {"id": 4220, "image_id": 2474, "category_id": 2, "bbox": [232.0, 256.0, 222.0, 245.0], "area": 54390.0, "iscrowd": 0, "ignore": 0, "segmentation": [[232.0, 256.0, 454.0, 256.0, 454.0, 501.0, 232.0, 501.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4221, "image_id": 2475, "category_id": 2, "bbox": [371.0, 431.0, 264.0, 288.0], "area": 76032.0, "iscrowd": 0, "ignore": 0, "segmentation": [[371.0, 431.0, 635.0, 431.0, 635.0, 719.0, 371.0, 719.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 4222, "image_id": 2475, "category_id": 2, "bbox": [221.0, 93.0, 265.0, 281.0], "area": 74465.0, "iscrowd": 0, "ignore": 0, "segmentation": [[221.0, 93.0, 486.0, 93.0, 486.0, 374.0, 221.0, 374.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the top of the image"}, {"id": 4223, "image_id": 2476, "category_id": 2, "bbox": [556.0, 285.0, 553.0, 554.0], "area": 306362.0, "iscrowd": 0, "ignore": 0, "segmentation": [[556.0, 285.0, 1109.0, 285.0, 1109.0, 839.0, 556.0, 839.0]], "category_name": "optical 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{"id": 4227, "image_id": 2479, "category_id": 8, "bbox": [253.0, 373.0, 110.0, 279.0], "area": 30690.0, "iscrowd": 0, "ignore": 0, "segmentation": [[253.0, 373.0, 363.0, 373.0, 363.0, 652.0, 253.0, 652.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the bottom of the image"}, {"id": 4228, "image_id": 2479, "category_id": 8, "bbox": [177.0, 308.0, 105.0, 201.0], "area": 21105.0, "iscrowd": 0, "ignore": 0, "segmentation": [[177.0, 308.0, 282.0, 308.0, 282.0, 509.0, 177.0, 509.0]], "category_name": "optical parking lot", "caption": "The optical parking lot on the left side of the image"}, {"id": 4229, "image_id": 2480, "category_id": 8, "bbox": [239.0, 215.0, 386.0, 113.0], "area": 43618.0, "iscrowd": 0, "ignore": 0, "segmentation": [[239.0, 215.0, 625.0, 215.0, 625.0, 328.0, 239.0, 328.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the center of the image"}, {"id": 4230, "image_id": 2481, "category_id": 8, 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"ignore": 0, "segmentation": [[481.0, 122.0, 867.0, 122.0, 867.0, 498.0, 481.0, 498.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 4234, "image_id": 2484, "category_id": 2, "bbox": [26.0, 293.0, 458.0, 503.0], "area": 230374.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 293.0, 484.0, 293.0, 484.0, 796.0, 26.0, 796.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4235, "image_id": 2485, "category_id": 2, "bbox": [231.0, 246.0, 558.0, 598.0], "area": 333684.0, "iscrowd": 0, "ignore": 0, "segmentation": [[231.0, 246.0, 789.0, 246.0, 789.0, 844.0, 231.0, 844.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4236, "image_id": 2485, "category_id": 8, "bbox": [90.0, 263.0, 67.0, 133.0], "area": 8911.0, "iscrowd": 0, "ignore": 0, "segmentation": [[90.0, 263.0, 157.0, 263.0, 157.0, 396.0, 90.0, 396.0]], "category_name": "optical 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"image_id": 2486, "category_id": 8, "bbox": [510.0, 203.0, 248.0, 67.0], "area": 16616.0, "iscrowd": 0, "ignore": 0, "segmentation": [[510.0, 203.0, 758.0, 203.0, 758.0, 270.0, 510.0, 270.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper right corner of the image"}, {"id": 4241, "image_id": 2486, "category_id": 8, "bbox": [605.0, 641.0, 72.0, 193.0], "area": 13896.0, "iscrowd": 0, "ignore": 0, "segmentation": [[605.0, 641.0, 677.0, 641.0, 677.0, 834.0, 605.0, 834.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the bottom right corner of the image"}, {"id": 4242, "image_id": 2487, "category_id": 2, "bbox": [479.0, 535.0, 439.0, 424.0], "area": 186136.0, "iscrowd": 0, "ignore": 0, "segmentation": [[479.0, 535.0, 918.0, 535.0, 918.0, 959.0, 479.0, 959.0]], "category_name": "optical crossroad", "caption": "The optical crossroad of the image located at the bottom"}, {"id": 4243, "image_id": 2487, "category_id": 2, "bbox": [445.0, 69.0, 501.0, 524.0], "area": 262524.0, "iscrowd": 0, "ignore": 0, "segmentation": [[445.0, 69.0, 946.0, 69.0, 946.0, 593.0, 445.0, 593.0]], "category_name": "optical crossroad", "caption": "The optical crossroad of the image located at the top"}, {"id": 4244, "image_id": 2487, "category_id": 8, "bbox": [411.0, 457.0, 104.0, 224.0], "area": 23296.0, "iscrowd": 0, "ignore": 0, "segmentation": [[411.0, 457.0, 515.0, 457.0, 515.0, 681.0, 411.0, 681.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the center"}, {"id": 4245, "image_id": 2487, "category_id": 8, "bbox": [147.0, 431.0, 92.0, 208.0], "area": 19136.0, "iscrowd": 0, "ignore": 0, "segmentation": [[147.0, 431.0, 239.0, 431.0, 239.0, 639.0, 147.0, 639.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot, and the optical parking lot that needs to be found is located on the left"}, {"id": 4246, "image_id": 2487, "category_id": 8, 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[[21.0, 608.0, 260.0, 608.0, 260.0, 679.0, 21.0, 679.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot side of the image located on the left"}, {"id": 4250, "image_id": 2490, "category_id": 2, "bbox": [251.0, 240.0, 461.0, 481.0], "area": 221741.0, "iscrowd": 0, "ignore": 0, "segmentation": [[251.0, 240.0, 712.0, 240.0, 712.0, 721.0, 251.0, 721.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4251, "image_id": 2490, "category_id": 8, "bbox": [21.0, 306.0, 239.0, 71.0], "area": 16969.0, "iscrowd": 0, "ignore": 0, "segmentation": [[21.0, 306.0, 260.0, 306.0, 260.0, 377.0, 21.0, 377.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot on the left side of the image"}, {"id": 4252, "image_id": 2491, "category_id": 2, "bbox": [14.0, 116.0, 350.0, 392.0], "area": 137200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[14.0, 116.0, 364.0, 116.0, 364.0, 508.0, 14.0, 508.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 4253, "image_id": 2491, "category_id": 2, "bbox": [370.0, 119.0, 336.0, 386.0], "area": 129696.0, "iscrowd": 0, "ignore": 0, "segmentation": [[370.0, 119.0, 706.0, 119.0, 706.0, 505.0, 370.0, 505.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the right side of the image"}, {"id": 4254, "image_id": 2492, "category_id": 2, "bbox": [351.0, 282.0, 326.0, 344.0], "area": 112144.0, "iscrowd": 0, "ignore": 0, "segmentation": [[351.0, 282.0, 677.0, 282.0, 677.0, 626.0, 351.0, 626.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 4255, "image_id": 2493, "category_id": 13, "bbox": [562.0, 248.0, 156.0, 310.0], "area": 48360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[562.0, 248.0, 718.0, 248.0, 718.0, 558.0, 562.0, 558.0]], "category_name": "optical harbor", "caption": "There is an optical harbor on the right side of the image"}, {"id": 4256, "image_id": 2493, "category_id": 13, "bbox": [271.0, 210.0, 178.0, 381.0], "area": 67818.0, "iscrowd": 0, "ignore": 0, "segmentation": [[271.0, 210.0, 449.0, 210.0, 449.0, 591.0, 271.0, 591.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the middle of the image"}, {"id": 4257, "image_id": 2494, "category_id": 2, "bbox": [269.0, 57.0, 274.0, 289.0], "area": 79186.0, "iscrowd": 0, "ignore": 0, "segmentation": [[269.0, 57.0, 543.0, 57.0, 543.0, 346.0, 269.0, 346.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 4258, "image_id": 2495, "category_id": 2, "bbox": [26.0, 272.0, 288.0, 302.0], "area": 86976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 272.0, 314.0, 272.0, 314.0, 574.0, 26.0, 574.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 4259, "image_id": 2495, "category_id": 2, "bbox": [544.0, 216.0, 289.0, 313.0], "area": 90457.0, "iscrowd": 0, "ignore": 0, "segmentation": [[544.0, 216.0, 833.0, 216.0, 833.0, 529.0, 544.0, 529.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the right side of the image"}, {"id": 4260, "image_id": 2496, "category_id": 2, "bbox": [498.0, 570.0, 317.0, 330.0], "area": 104610.0, "iscrowd": 0, "ignore": 0, "segmentation": [[498.0, 570.0, 815.0, 570.0, 815.0, 900.0, 498.0, 900.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the bottom right corner of the image"}, {"id": 4261, "image_id": 2496, "category_id": 2, "bbox": [155.0, 116.0, 313.0, 324.0], "area": 101412.0, "iscrowd": 0, "ignore": 0, "segmentation": [[155.0, 116.0, 468.0, 116.0, 468.0, 440.0, 155.0, 440.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the upper left corner of the image"}, {"id": 4262, "image_id": 2497, "category_id": 2, "bbox": [758.0, 372.0, 299.0, 329.0], "area": 98371.0, "iscrowd": 0, "ignore": 0, "segmentation": [[758.0, 372.0, 1057.0, 372.0, 1057.0, 701.0, 758.0, 701.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the right side of the image"}, {"id": 4263, "image_id": 2497, "category_id": 2, "bbox": [35.0, 213.0, 331.0, 344.0], "area": 113864.0, "iscrowd": 0, "ignore": 0, "segmentation": [[35.0, 213.0, 366.0, 213.0, 366.0, 557.0, 35.0, 557.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the left side of the image"}, {"id": 4264, "image_id": 2498, "category_id": 2, "bbox": [39.0, 296.0, 251.0, 261.0], "area": 65511.0, "iscrowd": 0, "ignore": 0, "segmentation": [[39.0, 296.0, 290.0, 296.0, 290.0, 557.0, 39.0, 557.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 4265, "image_id": 2498, "category_id": 2, "bbox": [681.0, 326.0, 293.0, 275.0], "area": 80575.0, "iscrowd": 0, "ignore": 0, "segmentation": [[681.0, 326.0, 974.0, 326.0, 974.0, 601.0, 681.0, 601.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the right side of the image"}, {"id": 4266, "image_id": 2499, "category_id": 13, "bbox": [88.0, 512.0, 799.0, 111.0], "area": 88689.0, "iscrowd": 0, "ignore": 0, "segmentation": [[88.0, 512.0, 887.0, 512.0, 887.0, 623.0, 88.0, 623.0]], "category_name": "optical harbor", "caption": "There is an optical harbor at the top of the image"}, {"id": 4267, "image_id": 2499, "category_id": 13, "bbox": [16.0, 215.0, 788.0, 118.0], "area": 92984.0, "iscrowd": 0, "ignore": 0, "segmentation": [[16.0, 215.0, 804.0, 215.0, 804.0, 333.0, 16.0, 333.0]], "category_name": "optical harbor", "caption": "The optical harbor in the center of the image"}, {"id": 4268, "image_id": 2500, "category_id": 2, "bbox": [265.0, 647.0, 310.0, 300.0], "area": 93000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[265.0, 647.0, 575.0, 647.0, 575.0, 947.0, 265.0, 947.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 4269, "image_id": 2500, "category_id": 2, "bbox": [333.0, 60.0, 324.0, 335.0], "area": 108540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[333.0, 60.0, 657.0, 60.0, 657.0, 395.0, 333.0, 395.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 4270, "image_id": 2500, "category_id": 3, "bbox": [5.0, 30.0, 284.0, 303.0], "area": 86052.0, "iscrowd": 0, "ignore": 0, "segmentation": [[5.0, 30.0, 289.0, 30.0, 289.0, 333.0, 5.0, 333.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper left corner of the image"}, {"id": 4271, "image_id": 2501, "category_id": 2, "bbox": [345.0, 173.0, 281.0, 285.0], "area": 80085.0, "iscrowd": 0, "ignore": 0, "segmentation": [[345.0, 173.0, 626.0, 173.0, 626.0, 458.0, 345.0, 458.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4272, "image_id": 2502, "category_id": 2, "bbox": [298.0, 143.0, 349.0, 353.0], "area": 123197.0, "iscrowd": 0, "ignore": 0, "segmentation": [[298.0, 143.0, 647.0, 143.0, 647.0, 496.0, 298.0, 496.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 4273, "image_id": 2503, "category_id": 4, "bbox": [573.0, 341.0, 1017.0, 728.0], "area": 740376.0, "iscrowd": 0, "ignore": 0, "segmentation": [[573.0, 341.0, 1590.0, 341.0, 1590.0, 1069.0, 573.0, 1069.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4274, "image_id": 2504, "category_id": 2, "bbox": [126.0, 475.0, 228.0, 226.0], "area": 51528.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 475.0, 354.0, 475.0, 354.0, 701.0, 126.0, 701.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the bottom left corner of the image"}, {"id": 4275, "image_id": 2504, "category_id": 2, "bbox": [240.0, 206.0, 253.0, 254.0], "area": 64262.0, "iscrowd": 0, "ignore": 0, "segmentation": [[240.0, 206.0, 493.0, 206.0, 493.0, 460.0, 240.0, 460.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 4276, "image_id": 2504, "category_id": 2, "bbox": [357.0, 32.0, 229.0, 249.0], "area": 57021.0, "iscrowd": 0, "ignore": 0, "segmentation": [[357.0, 32.0, 586.0, 32.0, 586.0, 281.0, 357.0, 281.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 4277, "image_id": 2505, "category_id": 2, "bbox": [281.0, 147.0, 303.0, 312.0], "area": 94536.0, "iscrowd": 0, "ignore": 0, "segmentation": [[281.0, 147.0, 584.0, 147.0, 584.0, 459.0, 281.0, 459.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the middle of the image"}, {"id": 4278, "image_id": 2505, "category_id": 2, "bbox": [177.0, 32.0, 239.0, 226.0], "area": 54014.0, "iscrowd": 0, "ignore": 0, "segmentation": [[177.0, 32.0, 416.0, 32.0, 416.0, 258.0, 177.0, 258.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 4279, "image_id": 2506, "category_id": 2, "bbox": [72.0, 446.0, 343.0, 332.0], "area": 113876.0, "iscrowd": 0, "ignore": 0, "segmentation": [[72.0, 446.0, 415.0, 446.0, 415.0, 778.0, 72.0, 778.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 4280, "image_id": 2507, "category_id": 1, "bbox": [64.0, 64.0, 909.0, 1147.0], "area": 1042623.0, "iscrowd": 0, "ignore": 0, "segmentation": [[64.0, 64.0, 973.0, 64.0, 973.0, 1211.0, 64.0, 1211.0]], "category_name": "optical bridge", "caption": "The big optical bridge"}, {"id": 4281, "image_id": 2507, "category_id": 1, "bbox": [391.0, 1139.0, 372.0, 297.0], "area": 110484.0, "iscrowd": 0, "ignore": 0, "segmentation": [[391.0, 1139.0, 763.0, 1139.0, 763.0, 1436.0, 391.0, 1436.0]], "category_name": "optical bridge", "caption": "The optical bridge 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345.0]], "category_name": "optical basketball court", "caption": "There is a big optical ground track field,and the optical basketball court that needs to be found is located in the upper left corner of it."}, {"id": 4297, "image_id": 2517, "category_id": 4, "bbox": [140.0, 161.0, 444.0, 222.0], "area": 98568.0, "iscrowd": 0, "ignore": 0, "segmentation": [[140.0, 161.0, 584.0, 161.0, 584.0, 383.0, 140.0, 383.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4298, "image_id": 2517, "category_id": 9, "bbox": [366.0, 218.0, 62.0, 111.0], "area": 6882.0, "iscrowd": 0, "ignore": 0, "segmentation": [[366.0, 218.0, 428.0, 218.0, 428.0, 329.0, 366.0, 329.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower right corner of it."}, {"id": 4299, "image_id": 2517, "category_id": 9, "bbox": [297.0, 236.0, 63.0, 100.0], "area": 6300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[297.0, 236.0, 360.0, 236.0, 360.0, 336.0, 297.0, 336.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 4300, "image_id": 2517, "category_id": 9, "bbox": [240.0, 242.0, 56.0, 100.0], "area": 5600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[240.0, 242.0, 296.0, 242.0, 296.0, 342.0, 240.0, 342.0]], "category_name": "optical basketball court", "caption": "The optical basketball court on the left side of the image"}, {"id": 4301, "image_id": 2518, "category_id": 4, "bbox": [167.0, 67.0, 424.0, 183.0], "area": 77592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[167.0, 67.0, 591.0, 67.0, 591.0, 250.0, 167.0, 250.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 4302, "image_id": 2518, "category_id": 9, "bbox": [382.0, 111.0, 128.0, 66.0], "area": 8448.0, "iscrowd": 0, "ignore": 0, "segmentation": [[382.0, 111.0, 510.0, 111.0, 510.0, 177.0, 382.0, 177.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court on the right side of the image"}, {"id": 4303, "image_id": 2518, "category_id": 9, "bbox": [250.0, 129.0, 121.0, 72.0], "area": 8712.0, "iscrowd": 0, "ignore": 0, "segmentation": [[250.0, 129.0, 371.0, 129.0, 371.0, 201.0, 250.0, 201.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 4304, "image_id": 2519, "category_id": 4, "bbox": [134.0, 101.0, 247.0, 302.0], "area": 74594.0, "iscrowd": 0, "ignore": 0, "segmentation": [[134.0, 101.0, 381.0, 101.0, 381.0, 403.0, 134.0, 403.0]], "category_name": "optical ground track 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[[191.0, 208.0, 473.0, 208.0, 473.0, 461.0, 191.0, 461.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 4311, "image_id": 2524, "category_id": 4, "bbox": [230.0, 345.0, 365.0, 212.0], "area": 77380.0, "iscrowd": 0, "ignore": 0, "segmentation": [[230.0, 345.0, 595.0, 345.0, 595.0, 557.0, 230.0, 557.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 4312, "image_id": 2525, "category_id": 4, "bbox": [219.0, 299.0, 263.0, 197.0], "area": 51811.0, "iscrowd": 0, "ignore": 0, "segmentation": [[219.0, 299.0, 482.0, 299.0, 482.0, 496.0, 219.0, 496.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4313, "image_id": 2525, "category_id": 9, "bbox": [134.0, 76.0, 47.0, 92.0], "area": 4324.0, "iscrowd": 0, "ignore": 0, "segmentation": [[134.0, 76.0, 181.0, 76.0, 181.0, 168.0, 134.0, 168.0]], "category_name": "optical basketball court", "caption": "The small optical basketball court"}, {"id": 4314, "image_id": 2526, "category_id": 5, "bbox": [370.0, 159.0, 484.0, 373.0], "area": 180532.0, "iscrowd": 0, "ignore": 0, "segmentation": [[370.0, 159.0, 854.0, 159.0, 854.0, 532.0, 370.0, 532.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 4315, "image_id": 2527, "category_id": 5, "bbox": [299.0, 611.0, 456.0, 478.0], "area": 217968.0, "iscrowd": 0, "ignore": 0, "segmentation": [[299.0, 611.0, 755.0, 611.0, 755.0, 1089.0, 299.0, 1089.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 4316, "image_id": 2528, "category_id": 9, "bbox": [167.0, 197.0, 90.0, 116.0], "area": 10440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[167.0, 197.0, 257.0, 197.0, 257.0, 313.0, 167.0, 313.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court"}, {"id": 4317, "image_id": 2529, "category_id": 4, "bbox": [92.0, 159.0, 634.0, 451.0], "area": 285934.0, "iscrowd": 0, "ignore": 0, "segmentation": [[92.0, 159.0, 726.0, 159.0, 726.0, 610.0, 92.0, 610.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 4318, "image_id": 2530, "category_id": 4, "bbox": [317.0, 303.0, 402.0, 224.0], "area": 90048.0, "iscrowd": 0, "ignore": 0, "segmentation": [[317.0, 303.0, 719.0, 303.0, 719.0, 527.0, 317.0, 527.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 4319, "image_id": 2531, "category_id": 4, "bbox": [311.0, 111.0, 189.0, 264.0], "area": 49896.0, "iscrowd": 0, "ignore": 0, "segmentation": [[311.0, 111.0, 500.0, 111.0, 500.0, 375.0, 311.0, 375.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 4320, "image_id": 2531, "category_id": 9, "bbox": [486.0, 371.0, 90.0, 119.0], "area": 10710.0, "iscrowd": 0, "ignore": 0, "segmentation": [[486.0, 371.0, 576.0, 371.0, 576.0, 490.0, 486.0, 490.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court"}, {"id": 4321, "image_id": 2532, "category_id": 4, "bbox": [219.0, 195.0, 345.0, 184.0], "area": 63480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[219.0, 195.0, 564.0, 195.0, 564.0, 379.0, 219.0, 379.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field in the center"}, {"id": 4322, "image_id": 2532, "category_id": 9, "bbox": [569.0, 219.0, 56.0, 97.0], "area": 5432.0, "iscrowd": 0, "ignore": 0, "segmentation": [[569.0, 219.0, 625.0, 219.0, 625.0, 316.0, 569.0, 316.0]], "category_name": "optical basketball court", "caption": "There is a small optical basketball court located on the right"}, {"id": 4323, "image_id": 2533, "category_id": 4, "bbox": [284.0, 150.0, 399.0, 256.0], "area": 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"ignore": 0, "segmentation": [[202.0, 220.0, 275.0, 220.0, 275.0, 336.0, 202.0, 336.0]], "category_name": "optical basketball court", "caption": "The optical basketball court on the left side of the image"}, {"id": 4327, "image_id": 2533, "category_id": 9, "bbox": [223.0, 105.0, 81.0, 113.0], "area": 9153.0, "iscrowd": 0, "ignore": 0, "segmentation": [[223.0, 105.0, 304.0, 105.0, 304.0, 218.0, 223.0, 218.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court in the upper left corner of the image"}, {"id": 4328, "image_id": 2534, "category_id": 4, "bbox": [157.0, 132.0, 282.0, 169.0], "area": 47658.0, "iscrowd": 0, "ignore": 0, "segmentation": [[157.0, 132.0, 439.0, 132.0, 439.0, 301.0, 157.0, 301.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 4329, "image_id": 2534, "category_id": 9, "bbox": [409.0, 316.0, 112.0, 81.0], "area": 9072.0, "iscrowd": 0, "ignore": 0, "segmentation": [[409.0, 316.0, 521.0, 316.0, 521.0, 397.0, 409.0, 397.0]], "category_name": "optical basketball court", "caption": "The optical basketball court in the bottom right corner of the image"}, {"id": 4330, "image_id": 2534, "category_id": 9, "bbox": [73.0, 101.0, 89.0, 130.0], "area": 11570.0, "iscrowd": 0, "ignore": 0, "segmentation": [[73.0, 101.0, 162.0, 101.0, 162.0, 231.0, 73.0, 231.0]], "category_name": "optical basketball court", "caption": "The optical basketball court on the left side of the image"}, {"id": 4331, "image_id": 2535, "category_id": 4, "bbox": [822.0, 532.0, 532.0, 622.0], "area": 330904.0, "iscrowd": 0, "ignore": 0, "segmentation": [[822.0, 532.0, 1354.0, 532.0, 1354.0, 1154.0, 822.0, 1154.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 4332, "image_id": 2535, "category_id": 9, "bbox": [99.0, 556.0, 567.0, 502.0], "area": 284634.0, "iscrowd": 0, "ignore": 0, "segmentation": [[99.0, 556.0, 666.0, 556.0, 666.0, 1058.0, 99.0, 1058.0]], "category_name": "optical basketball court", "caption": "The big optical basketball court"}, {"id": 4333, "image_id": 2536, "category_id": 1, "bbox": [382.0, 265.0, 351.0, 1207.0], "area": 423657.0, "iscrowd": 0, "ignore": 0, "segmentation": [[382.0, 265.0, 733.0, 265.0, 733.0, 1472.0, 382.0, 1472.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 4334, "image_id": 2537, "category_id": 4, "bbox": [168.0, 108.0, 369.0, 621.0], "area": 229149.0, "iscrowd": 0, "ignore": 0, "segmentation": [[168.0, 108.0, 537.0, 108.0, 537.0, 729.0, 168.0, 729.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 4335, "image_id": 2538, "category_id": 4, "bbox": [40.0, 16.0, 209.0, 357.0], "area": 74613.0, "iscrowd": 0, "ignore": 0, "segmentation": [[40.0, 16.0, 249.0, 16.0, 249.0, 373.0, 40.0, 373.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4336, "image_id": 2538, "category_id": 9, "bbox": [93.0, 263.0, 111.0, 58.0], "area": 6438.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 263.0, 204.0, 263.0, 204.0, 321.0, 93.0, 321.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court at the bottom of the image"}, {"id": 4337, "image_id": 2538, "category_id": 9, "bbox": [96.0, 200.0, 109.0, 58.0], "area": 6322.0, "iscrowd": 0, "ignore": 0, "segmentation": [[96.0, 200.0, 205.0, 200.0, 205.0, 258.0, 96.0, 258.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower right corner of it."}, {"id": 4338, "image_id": 2538, "category_id": 9, "bbox": [94.0, 142.0, 108.0, 53.0], "area": 5724.0, "iscrowd": 0, "ignore": 0, "segmentation": [[94.0, 142.0, 202.0, 142.0, 202.0, 195.0, 94.0, 195.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the upper right corner of it."}, {"id": 4339, "image_id": 2538, "category_id": 9, "bbox": [95.0, 82.0, 107.0, 54.0], "area": 5778.0, "iscrowd": 0, "ignore": 0, "segmentation": [[95.0, 82.0, 202.0, 82.0, 202.0, 136.0, 95.0, 136.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court at the top of the image"}, {"id": 4340, "image_id": 2539, "category_id": 4, "bbox": [180.0, 45.0, 202.0, 268.0], "area": 54136.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 45.0, 382.0, 45.0, 382.0, 313.0, 180.0, 313.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 4341, "image_id": 2540, "category_id": 1, "bbox": [579.0, 452.0, 548.0, 293.0], "area": 160564.0, "iscrowd": 0, "ignore": 0, "segmentation": [[579.0, 452.0, 1127.0, 452.0, 1127.0, 745.0, 579.0, 745.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 4342, "image_id": 2541, "category_id": 4, "bbox": [28.0, 126.0, 253.0, 160.0], "area": 40480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[28.0, 126.0, 281.0, 126.0, 281.0, 286.0, 28.0, 286.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4343, "image_id": 2541, "category_id": 9, "bbox": [221.0, 290.0, 54.0, 93.0], "area": 5022.0, "iscrowd": 0, "ignore": 0, "segmentation": [[221.0, 290.0, 275.0, 290.0, 275.0, 383.0, 221.0, 383.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court"}, {"id": 4344, "image_id": 2542, "category_id": 9, "bbox": [129.0, 148.0, 119.0, 67.0], "area": 7973.0, "iscrowd": 0, "ignore": 0, "segmentation": [[129.0, 148.0, 248.0, 148.0, 248.0, 215.0, 129.0, 215.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court"}, {"id": 4345, "image_id": 2543, "category_id": 4, "bbox": [89.0, 116.0, 231.0, 382.0], "area": 88242.0, "iscrowd": 0, "ignore": 0, "segmentation": [[89.0, 116.0, 320.0, 116.0, 320.0, 498.0, 89.0, 498.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 4346, "image_id": 2544, "category_id": 4, "bbox": [270.0, 165.0, 255.0, 177.0], "area": 45135.0, "iscrowd": 0, "ignore": 0, "segmentation": [[270.0, 165.0, 525.0, 165.0, 525.0, 342.0, 270.0, 342.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4347, "image_id": 2544, "category_id": 9, "bbox": [335.0, 194.0, 76.0, 127.0], "area": 9652.0, "iscrowd": 0, "ignore": 0, "segmentation": [[335.0, 194.0, 411.0, 194.0, 411.0, 321.0, 335.0, 321.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court"}, {"id": 4348, "image_id": 2545, "category_id": 4, "bbox": [288.0, 237.0, 201.0, 384.0], "area": 77184.0, "iscrowd": 0, "ignore": 0, "segmentation": [[288.0, 237.0, 489.0, 237.0, 489.0, 621.0, 288.0, 621.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 4349, "image_id": 2546, "category_id": 4, "bbox": [79.0, 94.0, 164.0, 274.0], "area": 44936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[79.0, 94.0, 243.0, 94.0, 243.0, 368.0, 79.0, 368.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4350, "image_id": 2546, "category_id": 9, "bbox": [14.0, 115.0, 70.0, 115.0], "area": 8050.0, "iscrowd": 0, "ignore": 0, "segmentation": [[14.0, 115.0, 84.0, 115.0, 84.0, 230.0, 14.0, 230.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court"}, {"id": 4351, "image_id": 2547, "category_id": 4, "bbox": [166.0, 84.0, 235.0, 364.0], "area": 85540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[166.0, 84.0, 401.0, 84.0, 401.0, 448.0, 166.0, 448.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 4352, "image_id": 2547, "category_id": 9, "bbox": [281.0, 203.0, 72.0, 124.0], "area": 8928.0, "iscrowd": 0, "ignore": 0, "segmentation": [[281.0, 203.0, 353.0, 203.0, 353.0, 327.0, 281.0, 327.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the upper right corner of it."}, {"id": 4353, "image_id": 2547, "category_id": 9, "bbox": [200.0, 203.0, 74.0, 125.0], "area": 9250.0, "iscrowd": 0, "ignore": 0, "segmentation": [[200.0, 203.0, 274.0, 203.0, 274.0, 328.0, 200.0, 328.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the upper left corner of it."}, {"id": 4354, "image_id": 2548, "category_id": 4, "bbox": [198.0, 134.0, 172.0, 274.0], "area": 47128.0, "iscrowd": 0, "ignore": 0, "segmentation": [[198.0, 134.0, 370.0, 134.0, 370.0, 408.0, 198.0, 408.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 4355, "image_id": 2548, "category_id": 9, "bbox": [448.0, 224.0, 73.0, 123.0], "area": 8979.0, "iscrowd": 0, "ignore": 0, "segmentation": [[448.0, 224.0, 521.0, 224.0, 521.0, 347.0, 448.0, 347.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court"}, {"id": 4356, "image_id": 2549, "category_id": 4, "bbox": [601.0, 517.0, 451.0, 765.0], "area": 345015.0, "iscrowd": 0, "ignore": 0, "segmentation": [[601.0, 517.0, 1052.0, 517.0, 1052.0, 1282.0, 601.0, 1282.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 4357, "image_id": 2550, "category_id": 4, "bbox": [205.0, 186.0, 226.0, 362.0], "area": 81812.0, "iscrowd": 0, "ignore": 0, "segmentation": [[205.0, 186.0, 431.0, 186.0, 431.0, 548.0, 205.0, 548.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 4358, "image_id": 2551, "category_id": 4, "bbox": [645.0, 17.0, 335.0, 729.0], "area": 244215.0, "iscrowd": 0, "ignore": 0, "segmentation": [[645.0, 17.0, 980.0, 17.0, 980.0, 746.0, 645.0, 746.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 4359, "image_id": 2552, "category_id": 4, "bbox": [5.0, 25.0, 203.0, 129.0], "area": 26187.0, "iscrowd": 0, "ignore": 0, "segmentation": [[5.0, 25.0, 208.0, 25.0, 208.0, 154.0, 5.0, 154.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 4360, "image_id": 2553, "category_id": 5, "bbox": [206.0, 174.0, 284.0, 273.0], "area": 77532.0, "iscrowd": 0, "ignore": 0, "segmentation": [[206.0, 174.0, 490.0, 174.0, 490.0, 447.0, 206.0, 447.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 4361, "image_id": 2554, "category_id": 5, "bbox": [111.0, 109.0, 410.0, 514.0], "area": 210740.0, "iscrowd": 0, "ignore": 0, "segmentation": [[111.0, 109.0, 521.0, 109.0, 521.0, 623.0, 111.0, 623.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical baseball diamond"}, {"id": 4362, "image_id": 2554, "category_id": 4, "bbox": [437.0, 289.0, 362.0, 756.0], "area": 273672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[437.0, 289.0, 799.0, 289.0, 799.0, 1045.0, 437.0, 1045.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 4363, "image_id": 2555, "category_id": 5, "bbox": [2444.0, 3204.0, 560.0, 640.0], "area": 358400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[2444.0, 3204.0, 3004.0, 3204.0, 3004.0, 3844.0, 2444.0, 3844.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond at the bottom of the image"}, {"id": 4364, "image_id": 2555, "category_id": 1, "bbox": [3220.0, 1012.0, 696.0, 2296.0], "area": 1598016.0, "iscrowd": 0, "ignore": 0, "segmentation": [[3220.0, 1012.0, 3916.0, 1012.0, 3916.0, 3308.0, 3220.0, 3308.0]], "category_name": "optical bridge", "caption": "The optical bridge on the right side of the image"}, {"id": 4365, "image_id": 2555, "category_id": 1, "bbox": [1140.0, 668.0, 648.0, 2056.0], "area": 1332288.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1140.0, 668.0, 1788.0, 668.0, 1788.0, 2724.0, 1140.0, 2724.0]], "category_name": "optical bridge", "caption": "The optical bridge in the middle of the image"}, {"id": 4366, "image_id": 2555, "category_id": 1, "bbox": [355.0, 699.0, 383.0, 1845.0], "area": 706635.0, "iscrowd": 0, "ignore": 0, "segmentation": [[355.0, 699.0, 738.0, 699.0, 738.0, 2544.0, 355.0, 2544.0]], "category_name": "optical bridge", "caption": "There is a optical bridge on the left side of the image"}, {"id": 4367, "image_id": 2556, "category_id": 5, "bbox": [526.0, 44.0, 305.0, 343.0], "area": 104615.0, "iscrowd": 0, "ignore": 0, "segmentation": [[526.0, 44.0, 831.0, 44.0, 831.0, 387.0, 526.0, 387.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond on the right side of the image"}, {"id": 4368, "image_id": 2556, "category_id": 5, "bbox": [309.0, 56.0, 286.0, 324.0], "area": 92664.0, "iscrowd": 0, "ignore": 0, "segmentation": [[309.0, 56.0, 595.0, 56.0, 595.0, 380.0, 309.0, 380.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the middle of the image"}, {"id": 4369, "image_id": 2556, "category_id": 9, "bbox": [312.0, 384.0, 80.0, 108.0], "area": 8640.0, "iscrowd": 0, "ignore": 0, "segmentation": [[312.0, 384.0, 392.0, 384.0, 392.0, 492.0, 312.0, 492.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court at the bottom of the image"}, {"id": 4370, "image_id": 2556, "category_id": 9, "bbox": [210.0, 387.0, 85.0, 109.0], "area": 9265.0, "iscrowd": 0, "ignore": 0, "segmentation": [[210.0, 387.0, 295.0, 387.0, 295.0, 496.0, 210.0, 496.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court in the bottom left corner of the image"}, {"id": 4371, "image_id": 2557, "category_id": 1, "bbox": [587.0, 266.0, 260.0, 536.0], "area": 139360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[587.0, 266.0, 847.0, 266.0, 847.0, 802.0, 587.0, 802.0]], "category_name": "optical bridge", "caption": "The big optical bridge"}, {"id": 4372, "image_id": 2557, "category_id": 1, "bbox": [162.0, 105.0, 583.0, 194.0], "area": 113102.0, "iscrowd": 0, "ignore": 0, "segmentation": [[162.0, 105.0, 745.0, 105.0, 745.0, 299.0, 162.0, 299.0]], "category_name": "optical bridge", "caption": "The optical bridge at the top of the image"}, {"id": 4373, "image_id": 2558, "category_id": 5, "bbox": [153.0, 108.0, 363.0, 306.0], "area": 111078.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 108.0, 516.0, 108.0, 516.0, 414.0, 153.0, 414.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond"}, {"id": 4374, "image_id": 2559, "category_id": 9, "bbox": [636.0, 242.0, 116.0, 63.0], "area": 7308.0, "iscrowd": 0, "ignore": 0, "segmentation": [[636.0, 242.0, 752.0, 242.0, 752.0, 305.0, 636.0, 305.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court"}, {"id": 4375, "image_id": 2559, "category_id": 5, "bbox": [483.0, 389.0, 395.0, 333.0], "area": 131535.0, "iscrowd": 0, "ignore": 0, "segmentation": [[483.0, 389.0, 878.0, 389.0, 878.0, 722.0, 483.0, 722.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond on the right side of the image"}, {"id": 4376, "image_id": 2559, "category_id": 5, "bbox": [149.0, 365.0, 357.0, 321.0], "area": 114597.0, "iscrowd": 0, "ignore": 0, "segmentation": [[149.0, 365.0, 506.0, 365.0, 506.0, 686.0, 149.0, 686.0]], "category_name": "optical baseball diamond", "caption": "There is a green optical basketball court,and the optical baseball diamond that needs to be found is located in the lower left corner of it."}, {"id": 4377, "image_id": 2559, "category_id": 5, "bbox": [326.0, 224.0, 327.0, 303.0], "area": 99081.0, "iscrowd": 0, "ignore": 0, "segmentation": [[326.0, 224.0, 653.0, 224.0, 653.0, 527.0, 326.0, 527.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond on the right side of the image,and the optical baseball diamond that needs to be found is located in the upper left corner of it."}, {"id": 4378, "image_id": 2560, "category_id": 1, "bbox": [122.0, 284.0, 184.0, 137.0], "area": 25208.0, "iscrowd": 0, "ignore": 0, "segmentation": [[122.0, 284.0, 306.0, 284.0, 306.0, 421.0, 122.0, 421.0]], "category_name": "optical bridge", "caption": "The big optical bridge"}, {"id": 4379, "image_id": 2561, "category_id": 1, "bbox": [284.0, 332.0, 153.0, 159.0], "area": 24327.0, "iscrowd": 0, "ignore": 0, "segmentation": [[284.0, 332.0, 437.0, 332.0, 437.0, 491.0, 284.0, 491.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 4380, "image_id": 2562, "category_id": 1, "bbox": [121.0, 191.0, 200.0, 151.0], "area": 30200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[121.0, 191.0, 321.0, 191.0, 321.0, 342.0, 121.0, 342.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 4381, "image_id": 2563, "category_id": 1, "bbox": [397.0, 661.0, 2880.0, 680.0], "area": 1958400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[397.0, 661.0, 3277.0, 661.0, 3277.0, 1341.0, 397.0, 1341.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 4382, "image_id": 2564, "category_id": 9, "bbox": [114.0, 235.0, 143.0, 94.0], "area": 13442.0, "iscrowd": 0, "ignore": 0, "segmentation": [[114.0, 235.0, 257.0, 235.0, 257.0, 329.0, 114.0, 329.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court located at the bottom"}, {"id": 4383, "image_id": 2565, "category_id": 5, "bbox": [279.0, 210.0, 293.0, 367.0], "area": 107531.0, "iscrowd": 0, "ignore": 0, "segmentation": [[279.0, 210.0, 572.0, 210.0, 572.0, 577.0, 279.0, 577.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond"}, {"id": 4384, "image_id": 2565, "category_id": 9, "bbox": [566.0, 527.0, 120.0, 69.0], "area": 8280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[566.0, 527.0, 686.0, 527.0, 686.0, 596.0, 566.0, 596.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court in the bottom right corner of the image"}, {"id": 4385, "image_id": 2565, "category_id": 9, "bbox": [576.0, 457.0, 114.0, 72.0], "area": 8208.0, "iscrowd": 0, "ignore": 0, "segmentation": [[576.0, 457.0, 690.0, 457.0, 690.0, 529.0, 576.0, 529.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court on the right side of the image"}, {"id": 4386, "image_id": 2566, "category_id": 1, "bbox": [326.0, 1126.0, 2840.0, 788.0], "area": 2237920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[326.0, 1126.0, 3166.0, 1126.0, 3166.0, 1914.0, 326.0, 1914.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 4387, "image_id": 2566, "category_id": 11, "bbox": [602.0, 206.0, 408.0, 980.0], "area": 399840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[602.0, 206.0, 1010.0, 206.0, 1010.0, 1186.0, 602.0, 1186.0]], "category_name": "optical ship", "caption": "The optical ship in the upper left corner of the image"}, {"id": 4388, "image_id": 2567, "category_id": 11, "bbox": [412.0, 415.0, 297.0, 676.0], "area": 200772.0, "iscrowd": 0, "ignore": 0, "segmentation": [[412.0, 415.0, 709.0, 415.0, 709.0, 1091.0, 412.0, 1091.0]], "category_name": "optical ship", "caption": "There is a optical ship in the middle of the image"}, {"id": 4389, "image_id": 2568, "category_id": 4, "bbox": [367.0, 739.0, 468.0, 769.0], "area": 359892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[367.0, 739.0, 835.0, 739.0, 835.0, 1508.0, 367.0, 1508.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 4390, "image_id": 2568, "category_id": 5, "bbox": [889.0, 1061.0, 342.0, 393.0], "area": 134406.0, "iscrowd": 0, "ignore": 0, "segmentation": [[889.0, 1061.0, 1231.0, 1061.0, 1231.0, 1454.0, 889.0, 1454.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond at the bottom of the image"}, {"id": 4391, "image_id": 2568, "category_id": 5, "bbox": [1021.0, 505.0, 564.0, 487.0], "area": 274668.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1021.0, 505.0, 1585.0, 505.0, 1585.0, 992.0, 1021.0, 992.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond on the right side of the image"}, {"id": 4392, "image_id": 2568, "category_id": 5, "bbox": [850.0, 85.0, 477.0, 456.0], "area": 217512.0, "iscrowd": 0, "ignore": 0, "segmentation": [[850.0, 85.0, 1327.0, 85.0, 1327.0, 541.0, 850.0, 541.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond at the top of the image"}, {"id": 4393, "image_id": 2568, "category_id": 5, "bbox": [205.0, 115.0, 636.0, 495.0], "area": 314820.0, "iscrowd": 0, "ignore": 0, "segmentation": [[205.0, 115.0, 841.0, 115.0, 841.0, 610.0, 205.0, 610.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the upper left corner of the image"}, {"id": 4394, "image_id": 2569, "category_id": 9, "bbox": [277.0, 220.0, 110.0, 53.0], "area": 5830.0, "iscrowd": 0, "ignore": 0, "segmentation": [[277.0, 220.0, 387.0, 220.0, 387.0, 273.0, 277.0, 273.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court"}, {"id": 4395, "image_id": 2570, "category_id": 1, "bbox": [288.0, 170.0, 156.0, 210.0], "area": 32760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[288.0, 170.0, 444.0, 170.0, 444.0, 380.0, 288.0, 380.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 4396, "image_id": 2571, "category_id": 1, "bbox": [230.0, 182.0, 260.0, 126.0], "area": 32760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[230.0, 182.0, 490.0, 182.0, 490.0, 308.0, 230.0, 308.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 4397, "image_id": 2572, "category_id": 1, "bbox": [326.0, 247.0, 199.0, 101.0], "area": 20099.0, "iscrowd": 0, "ignore": 0, "segmentation": [[326.0, 247.0, 525.0, 247.0, 525.0, 348.0, 326.0, 348.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 4398, "image_id": 2573, "category_id": 1, "bbox": [617.0, 305.0, 209.0, 144.0], "area": 30096.0, "iscrowd": 0, "ignore": 0, "segmentation": [[617.0, 305.0, 826.0, 305.0, 826.0, 449.0, 617.0, 449.0]], "category_name": "optical bridge", "caption": "There is a optical bridge on the right side of the image"}, {"id": 4399, "image_id": 2573, "category_id": 1, "bbox": [483.0, 134.0, 124.0, 150.0], "area": 18600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[483.0, 134.0, 607.0, 134.0, 607.0, 284.0, 483.0, 284.0]], "category_name": "optical bridge", "caption": "There is a optical bridge in the middle of the image"}, {"id": 4400, "image_id": 2574, "category_id": 1, "bbox": [404.0, 55.0, 189.0, 159.0], "area": 30051.0, "iscrowd": 0, "ignore": 0, "segmentation": [[404.0, 55.0, 593.0, 55.0, 593.0, 214.0, 404.0, 214.0]], "category_name": "optical bridge", "caption": "The optical bridge at the top of the image"}, {"id": 4401, "image_id": 2574, "category_id": 1, "bbox": [302.0, 450.0, 150.0, 95.0], "area": 14250.0, "iscrowd": 0, "ignore": 0, "segmentation": [[302.0, 450.0, 452.0, 450.0, 452.0, 545.0, 302.0, 545.0]], "category_name": "optical bridge", "caption": "The optical bridge at the bottom of the image"}, {"id": 4402, "image_id": 2575, "category_id": 4, "bbox": [285.0, 262.0, 295.0, 131.0], "area": 38645.0, "iscrowd": 0, "ignore": 0, "segmentation": [[285.0, 262.0, 580.0, 262.0, 580.0, 393.0, 285.0, 393.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4403, "image_id": 2576, "category_id": 4, "bbox": [449.0, 201.0, 231.0, 265.0], "area": 61215.0, "iscrowd": 0, "ignore": 0, "segmentation": [[449.0, 201.0, 680.0, 201.0, 680.0, 466.0, 449.0, 466.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 4404, "image_id": 2577, "category_id": 4, "bbox": [530.0, 224.0, 196.0, 199.0], "area": 39004.0, "iscrowd": 0, "ignore": 0, "segmentation": [[530.0, 224.0, 726.0, 224.0, 726.0, 423.0, 530.0, 423.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4405, "image_id": 2578, "category_id": 4, "bbox": [510.0, 104.0, 276.0, 238.0], "area": 65688.0, "iscrowd": 0, "ignore": 0, "segmentation": [[510.0, 104.0, 786.0, 104.0, 786.0, 342.0, 510.0, 342.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 4406, "image_id": 2579, "category_id": 4, "bbox": [370.0, 49.0, 279.0, 288.0], "area": 80352.0, "iscrowd": 0, "ignore": 0, "segmentation": [[370.0, 49.0, 649.0, 49.0, 649.0, 337.0, 370.0, 337.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 4407, "image_id": 2579, "category_id": 5, "bbox": [394.0, 365.0, 87.0, 58.0], "area": 5046.0, "iscrowd": 0, "ignore": 0, "segmentation": [[394.0, 365.0, 481.0, 365.0, 481.0, 423.0, 394.0, 423.0]], "category_name": "optical baseball diamond", "caption": "There is a small optical baseball diamond"}, {"id": 4408, "image_id": 2580, "category_id": 11, "bbox": [312.0, 584.0, 40.0, 50.0], "area": 2000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[312.0, 584.0, 352.0, 584.0, 352.0, 634.0, 312.0, 634.0]], "category_name": "optical ship", "caption": "There is a optical ship at the bottom of the image"}, {"id": 4409, "image_id": 2580, "category_id": 11, "bbox": [424.0, 77.0, 36.0, 65.0], "area": 2340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[424.0, 77.0, 460.0, 77.0, 460.0, 142.0, 424.0, 142.0]], "category_name": "optical ship", "caption": "There is a optical ship at the top of the image"}, {"id": 4410, "image_id": 2581, "category_id": 11, "bbox": [790.0, 561.0, 94.0, 56.0], "area": 5264.0, "iscrowd": 0, "ignore": 0, "segmentation": [[790.0, 561.0, 884.0, 561.0, 884.0, 617.0, 790.0, 617.0]], "category_name": "optical ship", "caption": "The optical ship in the bottom right corner of the image"}, {"id": 4411, "image_id": 2581, "category_id": 11, "bbox": [216.0, 522.0, 59.0, 87.0], "area": 5133.0, "iscrowd": 0, "ignore": 0, "segmentation": [[216.0, 522.0, 275.0, 522.0, 275.0, 609.0, 216.0, 609.0]], "category_name": "optical ship", "caption": "The optical ship in the bottom left corner of the image"}, {"id": 4412, "image_id": 2581, "category_id": 11, "bbox": [579.0, 55.0, 66.0, 40.0], "area": 2640.0, "iscrowd": 0, "ignore": 0, "segmentation": [[579.0, 55.0, 645.0, 55.0, 645.0, 95.0, 579.0, 95.0]], "category_name": "optical ship", "caption": "The optical ship at the top of the image"}, {"id": 4413, "image_id": 2581, "category_id": 11, "bbox": [255.0, 86.0, 80.0, 24.0], "area": 1920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[255.0, 86.0, 335.0, 86.0, 335.0, 110.0, 255.0, 110.0]], "category_name": "optical ship", "caption": "The optical ship in the upper left corner of the image"}, {"id": 4414, "image_id": 2582, "category_id": 0, "bbox": [562.0, 226.0, 39.0, 64.0], "area": 2496.0, "iscrowd": 0, "ignore": 0, "segmentation": [[562.0, 226.0, 601.0, 226.0, 601.0, 290.0, 562.0, 290.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle on the right side of the image"}, {"id": 4415, "image_id": 2582, "category_id": 0, "bbox": [278.0, 120.0, 62.0, 52.0], "area": 3224.0, "iscrowd": 0, "ignore": 0, "segmentation": [[278.0, 120.0, 340.0, 120.0, 340.0, 172.0, 278.0, 172.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the middle of the image"}, {"id": 4416, "image_id": 2583, "category_id": 0, "bbox": [868.0, 122.0, 26.0, 55.0], "area": 1430.0, "iscrowd": 0, "ignore": 0, "segmentation": [[868.0, 122.0, 894.0, 122.0, 894.0, 177.0, 868.0, 177.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the upper right corner of the image"}, {"id": 4417, "image_id": 2583, "category_id": 0, "bbox": [367.0, 459.0, 61.0, 33.0], "area": 2013.0, "iscrowd": 0, "ignore": 0, "segmentation": [[367.0, 459.0, 428.0, 459.0, 428.0, 492.0, 367.0, 492.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle at the bottom of the image"}, {"id": 4418, "image_id": 2583, "category_id": 0, "bbox": [90.0, 430.0, 55.0, 27.0], "area": 1485.0, "iscrowd": 0, "ignore": 0, "segmentation": [[90.0, 430.0, 145.0, 430.0, 145.0, 457.0, 90.0, 457.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle on the left side of the image"}, {"id": 4419, "image_id": 2583, "category_id": 0, "bbox": [851.0, 343.0, 24.0, 54.0], "area": 1296.0, "iscrowd": 0, "ignore": 0, "segmentation": [[851.0, 343.0, 875.0, 343.0, 875.0, 397.0, 851.0, 397.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle on the right side of the image"}, {"id": 4420, "image_id": 2584, "category_id": 5, "bbox": [481.0, 385.0, 54.0, 51.0], "area": 2754.0, "iscrowd": 0, "ignore": 0, "segmentation": [[481.0, 385.0, 535.0, 385.0, 535.0, 436.0, 481.0, 436.0]], "category_name": "optical 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"optical baseball diamond", "caption": "The optical baseball diamond in the bottom right corner of the image"}, {"id": 4424, "image_id": 2585, "category_id": 5, "bbox": [654.0, 245.0, 78.0, 60.0], "area": 4680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[654.0, 245.0, 732.0, 245.0, 732.0, 305.0, 654.0, 305.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond on the right side of the image"}, {"id": 4425, "image_id": 2585, "category_id": 4, "bbox": [358.0, 208.0, 156.0, 235.0], "area": 36660.0, "iscrowd": 0, "ignore": 0, "segmentation": [[358.0, 208.0, 514.0, 208.0, 514.0, 443.0, 358.0, 443.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 4426, "image_id": 2586, "category_id": 5, "bbox": [314.0, 423.0, 86.0, 63.0], "area": 5418.0, "iscrowd": 0, "ignore": 0, "segmentation": [[314.0, 423.0, 400.0, 423.0, 400.0, 486.0, 314.0, 486.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond at the bottom of the image"}, {"id": 4427, "image_id": 2586, "category_id": 5, "bbox": [188.0, 455.0, 65.0, 49.0], "area": 3185.0, "iscrowd": 0, "ignore": 0, "segmentation": [[188.0, 455.0, 253.0, 455.0, 253.0, 504.0, 188.0, 504.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the bottom left corner of the image"}, {"id": 4428, "image_id": 2586, "category_id": 4, "bbox": [43.0, 164.0, 232.0, 262.0], "area": 60784.0, "iscrowd": 0, "ignore": 0, "segmentation": [[43.0, 164.0, 275.0, 164.0, 275.0, 426.0, 43.0, 426.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4429, "image_id": 2587, "category_id": 1, "bbox": [350.0, 512.0, 250.0, 90.0], "area": 22500.0, "iscrowd": 0, "ignore": 0, "segmentation": [[350.0, 512.0, 600.0, 512.0, 600.0, 602.0, 350.0, 602.0]], "category_name": "optical bridge", "caption": "The optical bridge at the bottom of the image"}, {"id": 4430, "image_id": 2587, "category_id": 1, "bbox": [342.0, 258.0, 260.0, 81.0], "area": 21060.0, "iscrowd": 0, "ignore": 0, "segmentation": [[342.0, 258.0, 602.0, 258.0, 602.0, 339.0, 342.0, 339.0]], "category_name": "optical bridge", "caption": "The optical bridge in the middle of the image"}, {"id": 4431, "image_id": 2587, "category_id": 1, "bbox": [354.0, 120.0, 218.0, 82.0], "area": 17876.0, "iscrowd": 0, "ignore": 0, "segmentation": [[354.0, 120.0, 572.0, 120.0, 572.0, 202.0, 354.0, 202.0]], "category_name": "optical bridge", "caption": "The optical bridge at the top of the image"}, {"id": 4432, "image_id": 2588, "category_id": 5, "bbox": [266.0, 254.0, 95.0, 80.0], "area": 7600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[266.0, 254.0, 361.0, 254.0, 361.0, 334.0, 266.0, 334.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the middle of the image"}, {"id": 4433, "image_id": 2588, "category_id": 9, "bbox": [91.0, 313.0, 60.0, 67.0], "area": 4020.0, "iscrowd": 0, "ignore": 0, "segmentation": [[91.0, 313.0, 151.0, 313.0, 151.0, 380.0, 91.0, 380.0]], "category_name": "optical basketball court", "caption": "There is a optical baseball diamond in the middle of the image,and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 4434, "image_id": 2588, "category_id": 9, "bbox": [39.0, 264.0, 93.0, 46.0], "area": 4278.0, "iscrowd": 0, "ignore": 0, "segmentation": [[39.0, 264.0, 132.0, 264.0, 132.0, 310.0, 39.0, 310.0]], "category_name": "optical basketball court", "caption": "There is a optical baseball diamond in the middle of the image,and the optical basketball court that needs to be found is located in the upper left corner of it."}, {"id": 4435, "image_id": 2589, "category_id": 5, "bbox": [494.0, 410.0, 102.0, 82.0], "area": 8364.0, "iscrowd": 0, "ignore": 0, "segmentation": [[494.0, 410.0, 596.0, 410.0, 596.0, 492.0, 494.0, 492.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the bottom right corner of the image"}, {"id": 4436, "image_id": 2589, "category_id": 4, "bbox": [325.0, 111.0, 187.0, 328.0], "area": 61336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[325.0, 111.0, 512.0, 111.0, 512.0, 439.0, 325.0, 439.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4437, "image_id": 2590, "category_id": 4, "bbox": [449.0, 37.0, 184.0, 328.0], "area": 60352.0, "iscrowd": 0, "ignore": 0, "segmentation": [[449.0, 37.0, 633.0, 37.0, 633.0, 365.0, 449.0, 365.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 4438, "image_id": 2591, "category_id": 4, "bbox": [245.0, 133.0, 269.0, 286.0], "area": 76934.0, "iscrowd": 0, "ignore": 0, "segmentation": [[245.0, 133.0, 514.0, 133.0, 514.0, 419.0, 245.0, 419.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 4439, "image_id": 2592, "category_id": 4, "bbox": [403.0, 209.0, 160.0, 267.0], "area": 42720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[403.0, 209.0, 563.0, 209.0, 563.0, 476.0, 403.0, 476.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 4440, "image_id": 2593, "category_id": 4, "bbox": [160.0, 163.0, 276.0, 323.0], "area": 89148.0, "iscrowd": 0, "ignore": 0, "segmentation": [[160.0, 163.0, 436.0, 163.0, 436.0, 486.0, 160.0, 486.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4441, "image_id": 2593, "category_id": 5, "bbox": [724.0, 462.0, 77.0, 64.0], "area": 4928.0, "iscrowd": 0, "ignore": 0, "segmentation": [[724.0, 462.0, 801.0, 462.0, 801.0, 526.0, 724.0, 526.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the middle of the image,and the optical baseball diamond that needs to be found is located in the lower right corner of it."}, {"id": 4442, "image_id": 2593, "category_id": 5, "bbox": [494.0, 439.0, 99.0, 85.0], "area": 8415.0, "iscrowd": 0, "ignore": 0, "segmentation": [[494.0, 439.0, 593.0, 439.0, 593.0, 524.0, 494.0, 524.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond at the bottom of the image"}, {"id": 4443, "image_id": 2593, "category_id": 5, "bbox": [606.0, 380.0, 94.0, 78.0], "area": 7332.0, "iscrowd": 0, "ignore": 0, "segmentation": [[606.0, 380.0, 700.0, 380.0, 700.0, 458.0, 606.0, 458.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond at the bottom of the image,and the optical baseball diamond that needs to be found is located in the upper right corner of it."}, {"id": 4444, "image_id": 2593, "category_id": 5, "bbox": [482.0, 171.0, 130.0, 107.0], 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"caption": "The red and green optical ground track field"}, {"id": 4451, "image_id": 2598, "category_id": 11, "bbox": [39.0, 683.0, 572.0, 280.0], "area": 160160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[39.0, 683.0, 611.0, 683.0, 611.0, 963.0, 39.0, 963.0]], "category_name": "optical ship", "caption": "There is a big optical ship"}, {"id": 4452, "image_id": 2599, "category_id": 11, "bbox": [378.0, 609.0, 332.0, 78.0], "area": 25896.0, "iscrowd": 0, "ignore": 0, "segmentation": [[378.0, 609.0, 710.0, 609.0, 710.0, 687.0, 378.0, 687.0]], "category_name": "optical ship", "caption": "The optical ship in the middle of the image"}, {"id": 4453, "image_id": 2599, "category_id": 11, "bbox": [17.0, 607.0, 333.0, 77.0], "area": 25641.0, "iscrowd": 0, "ignore": 0, "segmentation": [[17.0, 607.0, 350.0, 607.0, 350.0, 684.0, 17.0, 684.0]], "category_name": "optical ship", "caption": "There is a optical ship on the left side of the image"}, {"id": 4454, "image_id": 2600, "category_id": 11, 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346.0, 369.0, 532.0, 254.0, 532.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4471, "image_id": 2614, "category_id": 1, "bbox": [801.0, 1440.0, 260.0, 146.0], "area": 37960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[801.0, 1440.0, 1061.0, 1440.0, 1061.0, 1586.0, 801.0, 1586.0]], "category_name": "optical bridge", "caption": "There is a optical bridge in the bottom right corner of the image"}, {"id": 4472, "image_id": 2614, "category_id": 1, "bbox": [181.0, 104.0, 560.0, 728.0], "area": 407680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[181.0, 104.0, 741.0, 104.0, 741.0, 832.0, 181.0, 832.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 4473, "image_id": 2615, "category_id": 5, "bbox": [107.0, 772.0, 610.0, 572.0], "area": 348920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[107.0, 772.0, 717.0, 772.0, 717.0, 1344.0, 107.0, 1344.0]], "category_name": "optical 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"category_id": 3, "bbox": [94.0, 1018.0, 327.0, 324.0], "area": 105948.0, "iscrowd": 0, "ignore": 0, "segmentation": [[94.0, 1018.0, 421.0, 1018.0, 421.0, 1342.0, 94.0, 1342.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the bottom left corner of the image"}, {"id": 4601, "image_id": 2712, "category_id": 3, "bbox": [279.0, 140.0, 222.0, 240.0], "area": 53280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[279.0, 140.0, 501.0, 140.0, 501.0, 380.0, 279.0, 380.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper left corner of the image"}, {"id": 4602, "image_id": 2712, "category_id": 2, "bbox": [473.0, 294.0, 344.0, 310.0], "area": 106640.0, "iscrowd": 0, "ignore": 0, "segmentation": [[473.0, 294.0, 817.0, 294.0, 817.0, 604.0, 473.0, 604.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the top of the image"}, {"id": 4603, "image_id": 2712, "category_id": 2, "bbox": [687.0, 570.0, 302.0, 290.0], "area": 87580.0, "iscrowd": 0, "ignore": 0, "segmentation": [[687.0, 570.0, 989.0, 570.0, 989.0, 860.0, 687.0, 860.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the right side of the image"}, {"id": 4604, "image_id": 2712, "category_id": 3, "bbox": [195.0, 490.0, 250.0, 260.0], "area": 65000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 490.0, 445.0, 490.0, 445.0, 750.0, 195.0, 750.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the middle of the image,and the optical T junction that needs to be found is located in the upper left corner of it."}, {"id": 4605, "image_id": 2712, "category_id": 2, "bbox": [117.0, 878.0, 300.0, 278.0], "area": 83400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[117.0, 878.0, 417.0, 878.0, 417.0, 1156.0, 117.0, 1156.0]], "category_name": "optical crossroad", "caption": "There is a optical T junction in the middle of the image,and the optical 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"The optical crossroad on the right side of the image"}, {"id": 4710, "image_id": 2765, "category_id": 2, "bbox": [66.0, 255.0, 276.0, 283.0], "area": 78108.0, "iscrowd": 0, "ignore": 0, "segmentation": [[66.0, 255.0, 342.0, 255.0, 342.0, 538.0, 66.0, 538.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 4711, "image_id": 2766, "category_id": 2, "bbox": [671.0, 370.0, 376.0, 372.0], "area": 139872.0, "iscrowd": 0, "ignore": 0, "segmentation": [[671.0, 370.0, 1047.0, 370.0, 1047.0, 742.0, 671.0, 742.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 4712, "image_id": 2766, "category_id": 2, "bbox": [148.0, 342.0, 362.0, 350.0], "area": 126700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[148.0, 342.0, 510.0, 342.0, 510.0, 692.0, 148.0, 692.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 4713, 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"caption": "The optical harbor side of the image located on the right"}, {"id": 4723, "image_id": 2772, "category_id": 13, "bbox": [215.0, 86.0, 118.0, 788.0], "area": 92984.0, "iscrowd": 0, "ignore": 0, "segmentation": [[215.0, 86.0, 333.0, 86.0, 333.0, 874.0, 215.0, 874.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the center of the image"}, {"id": 4724, "image_id": 2773, "category_id": 2, "bbox": [189.0, 193.0, 295.0, 272.0], "area": 80240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[189.0, 193.0, 484.0, 193.0, 484.0, 465.0, 189.0, 465.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 4725, "image_id": 2774, "category_id": 2, "bbox": [158.0, 460.0, 308.0, 263.0], "area": 81004.0, "iscrowd": 0, "ignore": 0, "segmentation": [[158.0, 460.0, 466.0, 460.0, 466.0, 723.0, 158.0, 723.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad at the bottom of the image"}, {"id": 4726, 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942.0, 1342.0, 4828.0, 189.0, 4828.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 4788, "image_id": 2821, "category_id": 4, "bbox": [79.0, 25.0, 371.0, 772.0], "area": 286412.0, "iscrowd": 0, "ignore": 0, "segmentation": [[79.0, 25.0, 450.0, 25.0, 450.0, 797.0, 79.0, 797.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 4789, "image_id": 2822, "category_id": 4, "bbox": [127.0, 131.0, 307.0, 605.0], "area": 185735.0, "iscrowd": 0, "ignore": 0, "segmentation": [[127.0, 131.0, 434.0, 131.0, 434.0, 736.0, 127.0, 736.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 4790, "image_id": 2823, "category_id": 5, "bbox": [324.0, 139.0, 551.0, 484.0], "area": 266684.0, "iscrowd": 0, "ignore": 0, "segmentation": [[324.0, 139.0, 875.0, 139.0, 875.0, 623.0, 324.0, 623.0]], "category_name": "optical baseball diamond", "caption": "There is a 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{"id": 4800, "image_id": 2828, "category_id": 1, "bbox": [170.0, 353.0, 210.0, 156.0], "area": 32760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[170.0, 353.0, 380.0, 353.0, 380.0, 509.0, 170.0, 509.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 4801, "image_id": 2829, "category_id": 1, "bbox": [327.0, 347.0, 86.0, 161.0], "area": 13846.0, "iscrowd": 0, "ignore": 0, "segmentation": [[327.0, 347.0, 413.0, 347.0, 413.0, 508.0, 327.0, 508.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 4802, "image_id": 2830, "category_id": 1, "bbox": [455.0, 175.0, 60.0, 193.0], "area": 11580.0, "iscrowd": 0, "ignore": 0, "segmentation": [[455.0, 175.0, 515.0, 175.0, 515.0, 368.0, 455.0, 368.0]], "category_name": "optical bridge", "caption": "The optical bridge in the upper right corner of the image"}, {"id": 4803, "image_id": 2830, "category_id": 1, "bbox": [150.0, 528.0, 94.0, 143.0], "area": 13442.0, "iscrowd": 0, "ignore": 0, "segmentation": [[150.0, 528.0, 244.0, 528.0, 244.0, 671.0, 150.0, 671.0]], "category_name": "optical bridge", "caption": "There is a optical bridge on the left side of the image"}, {"id": 4804, "image_id": 2831, "category_id": 5, "bbox": [103.0, 468.0, 60.0, 76.0], "area": 4560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 468.0, 163.0, 468.0, 163.0, 544.0, 103.0, 544.0]], "category_name": "optical baseball diamond", "caption": "The small optical baseball diamond"}, {"id": 4805, "image_id": 2831, "category_id": 4, "bbox": [197.0, 524.0, 204.0, 74.0], "area": 15096.0, "iscrowd": 0, "ignore": 0, "segmentation": [[197.0, 524.0, 401.0, 524.0, 401.0, 598.0, 197.0, 598.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4806, "image_id": 2832, "category_id": 4, "bbox": [161.0, 276.0, 299.0, 299.0], "area": 89401.0, "iscrowd": 0, "ignore": 0, "segmentation": [[161.0, 276.0, 460.0, 276.0, 460.0, 575.0, 161.0, 575.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 4807, "image_id": 2833, "category_id": 4, "bbox": [252.0, 105.0, 271.0, 249.0], "area": 67479.0, "iscrowd": 0, "ignore": 0, "segmentation": [[252.0, 105.0, 523.0, 105.0, 523.0, 354.0, 252.0, 354.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 4808, "image_id": 2833, "category_id": 5, "bbox": [257.0, 255.0, 67.0, 92.0], "area": 6164.0, "iscrowd": 0, "ignore": 0, "segmentation": [[257.0, 255.0, 324.0, 255.0, 324.0, 347.0, 257.0, 347.0]], "category_name": "optical baseball diamond", "caption": "There is a big optical ground track field,and the optical baseball diamond that needs to be found is located in the lower left corner of it."}, {"id": 4809, "image_id": 2833, "category_id": 5, "bbox": [273.0, 405.0, 69.0, 94.0], "area": 6486.0, "iscrowd": 0, "ignore": 0, "segmentation": [[273.0, 405.0, 342.0, 405.0, 342.0, 499.0, 273.0, 499.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond on the right side of the image,and the optical baseball diamond that needs to be found is located in the lower left corner of it."}, {"id": 4810, "image_id": 2833, "category_id": 5, "bbox": [448.0, 370.0, 59.0, 91.0], "area": 5369.0, "iscrowd": 0, "ignore": 0, "segmentation": [[448.0, 370.0, 507.0, 370.0, 507.0, 461.0, 448.0, 461.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond on the right side of the image"}, {"id": 4811, "image_id": 2834, "category_id": 4, "bbox": [118.0, 191.0, 225.0, 284.0], "area": 63900.0, "iscrowd": 0, "ignore": 0, "segmentation": [[118.0, 191.0, 343.0, 191.0, 343.0, 475.0, 118.0, 475.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 4812, "image_id": 2835, "category_id": 4, "bbox": [71.0, 317.0, 285.0, 239.0], "area": 68115.0, "iscrowd": 0, "ignore": 0, "segmentation": [[71.0, 317.0, 356.0, 317.0, 356.0, 556.0, 71.0, 556.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 4813, "image_id": 2835, "category_id": 5, "bbox": [135.0, 232.0, 65.0, 94.0], "area": 6110.0, "iscrowd": 0, "ignore": 0, "segmentation": [[135.0, 232.0, 200.0, 232.0, 200.0, 326.0, 135.0, 326.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the upper left corner of the image"}, {"id": 4814, "image_id": 2835, "category_id": 5, "bbox": [403.0, 422.0, 39.0, 64.0], "area": 2496.0, "iscrowd": 0, "ignore": 0, "segmentation": [[403.0, 422.0, 442.0, 422.0, 442.0, 486.0, 403.0, 486.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond on the right side of the image"}, {"id": 4815, "image_id": 2835, "category_id": 5, "bbox": [335.0, 505.0, 38.0, 57.0], "area": 2166.0, "iscrowd": 0, "ignore": 0, "segmentation": [[335.0, 505.0, 373.0, 505.0, 373.0, 562.0, 335.0, 562.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond on the right side of the image,and the optical baseball diamond that needs to be found is located in the lower left corner of it."}, {"id": 4816, "image_id": 2836, "category_id": 0, "bbox": [543.0, 198.0, 83.0, 45.0], "area": 3735.0, "iscrowd": 0, "ignore": 0, "segmentation": [[543.0, 198.0, 626.0, 198.0, 626.0, 243.0, 543.0, 243.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the upper right corner of the image"}, {"id": 4817, "image_id": 2836, "category_id": 0, "bbox": [75.0, 110.0, 64.0, 92.0], "area": 5888.0, "iscrowd": 0, "ignore": 0, "segmentation": [[75.0, 110.0, 139.0, 110.0, 139.0, 202.0, 75.0, 202.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the upper left corner of the image"}, {"id": 4818, "image_id": 2837, "category_id": 0, "bbox": [330.0, 488.0, 58.0, 44.0], "area": 2552.0, "iscrowd": 0, "ignore": 0, "segmentation": [[330.0, 488.0, 388.0, 488.0, 388.0, 532.0, 330.0, 532.0]], "category_name": "optical vehicle", "caption": "There is a small optical vehicle"}, {"id": 4819, "image_id": 2837, "category_id": 0, "bbox": [62.0, 428.0, 41.0, 269.0], "area": 11029.0, "iscrowd": 0, "ignore": 0, "segmentation": [[62.0, 428.0, 103.0, 428.0, 103.0, 697.0, 62.0, 697.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left side of the image"}, {"id": 4820, "image_id": 2838, "category_id": 0, "bbox": [425.0, 412.0, 63.0, 65.0], "area": 4095.0, "iscrowd": 0, "ignore": 0, "segmentation": [[425.0, 412.0, 488.0, 412.0, 488.0, 477.0, 425.0, 477.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle on the right side of the image"}, {"id": 4821, "image_id": 2838, "category_id": 0, "bbox": [459.0, 142.0, 63.0, 61.0], "area": 3843.0, "iscrowd": 0, "ignore": 0, "segmentation": [[459.0, 142.0, 522.0, 142.0, 522.0, 203.0, 459.0, 203.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the upper right corner of the image"}, {"id": 4822, "image_id": 2839, "category_id": 4, "bbox": [269.0, 111.0, 246.0, 149.0], "area": 36654.0, "iscrowd": 0, "ignore": 0, "segmentation": [[269.0, 111.0, 515.0, 111.0, 515.0, 260.0, 269.0, 260.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4823, "image_id": 2840, "category_id": 4, "bbox": [121.0, 310.0, 322.0, 184.0], "area": 59248.0, "iscrowd": 0, "ignore": 0, "segmentation": [[121.0, 310.0, 443.0, 310.0, 443.0, 494.0, 121.0, 494.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4824, "image_id": 2841, "category_id": 5, "bbox": [475.0, 110.0, 55.0, 78.0], "area": 4290.0, "iscrowd": 0, "ignore": 0, "segmentation": [[475.0, 110.0, 530.0, 110.0, 530.0, 188.0, 475.0, 188.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the upper right corner of the image"}, {"id": 4825, "image_id": 2841, "category_id": 5, "bbox": [310.0, 175.0, 70.0, 87.0], "area": 6090.0, "iscrowd": 0, "ignore": 0, "segmentation": [[310.0, 175.0, 380.0, 175.0, 380.0, 262.0, 310.0, 262.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond at the top of the image"}, {"id": 4826, "image_id": 2841, "category_id": 5, "bbox": [94.0, 83.0, 51.0, 69.0], "area": 3519.0, "iscrowd": 0, "ignore": 0, "segmentation": [[94.0, 83.0, 145.0, 83.0, 145.0, 152.0, 94.0, 152.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the upper left corner of the image"}, {"id": 4827, "image_id": 2841, "category_id": 4, "bbox": [160.0, 390.0, 259.0, 170.0], "area": 44030.0, "iscrowd": 0, "ignore": 0, "segmentation": [[160.0, 390.0, 419.0, 390.0, 419.0, 560.0, 160.0, 560.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 4828, "image_id": 2842, "category_id": 5, "bbox": [385.0, 248.0, 51.0, 54.0], "area": 2754.0, "iscrowd": 0, "ignore": 0, "segmentation": [[385.0, 248.0, 436.0, 248.0, 436.0, 302.0, 385.0, 302.0]], "category_name": "optical baseball diamond", "caption": "The small optical baseball diamond"}, {"id": 4829, "image_id": 2842, "category_id": 5, "bbox": [146.0, 442.0, 74.0, 94.0], "area": 6956.0, "iscrowd": 0, "ignore": 0, "segmentation": [[146.0, 442.0, 220.0, 442.0, 220.0, 536.0, 146.0, 536.0]], "category_name": "optical baseball diamond", "caption": "There is a small optical baseball diamond,and the optical baseball diamond that needs to be found is located in the lower left corner of it."}, {"id": 4830, "image_id": 2842, "category_id": 4, "bbox": [245.0, 217.0, 140.0, 339.0], "area": 47460.0, "iscrowd": 0, "ignore": 0, "segmentation": [[245.0, 217.0, 385.0, 217.0, 385.0, 556.0, 245.0, 556.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 4831, "image_id": 2843, "category_id": 4, "bbox": [108.0, 228.0, 155.0, 307.0], "area": 47585.0, "iscrowd": 0, "ignore": 0, "segmentation": [[108.0, 228.0, 263.0, 228.0, 263.0, 535.0, 108.0, 535.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 4832, "image_id": 2844, "category_id": 1, "bbox": [226.0, 90.0, 123.0, 81.0], "area": 9963.0, "iscrowd": 0, "ignore": 0, "segmentation": [[226.0, 90.0, 349.0, 90.0, 349.0, 171.0, 226.0, 171.0]], "category_name": "optical bridge", "caption": "There is a optical bridge at the top of the image"}, {"id": 4833, "image_id": 2844, "category_id": 1, "bbox": [305.0, 489.0, 155.0, 178.0], "area": 27590.0, "iscrowd": 0, "ignore": 0, "segmentation": [[305.0, 489.0, 460.0, 489.0, 460.0, 667.0, 305.0, 667.0]], "category_name": "optical bridge", "caption": "There is a optical bridge on the right side of the image"}, {"id": 4834, "image_id": 2844, "category_id": 1, "bbox": [404.0, 1013.0, 86.0, 121.0], "area": 10406.0, "iscrowd": 0, "ignore": 0, "segmentation": [[404.0, 1013.0, 490.0, 1013.0, 490.0, 1134.0, 404.0, 1134.0]], "category_name": "optical bridge", "caption": "There is a optical bridge in the bottom right corner of the image"}, {"id": 4835, "image_id": 2845, "category_id": 5, "bbox": [312.0, 108.0, 47.0, 71.0], "area": 3337.0, "iscrowd": 0, "ignore": 0, "segmentation": [[312.0, 108.0, 359.0, 108.0, 359.0, 179.0, 312.0, 179.0]], "category_name": "optical baseball diamond", "caption": "There is a red and green optical ground track field,and the optical baseball diamond that needs to be found is located in the upper right corner of it."}, {"id": 4836, "image_id": 2845, "category_id": 5, "bbox": [222.0, 258.0, 52.0, 61.0], "area": 3172.0, "iscrowd": 0, "ignore": 0, "segmentation": [[222.0, 258.0, 274.0, 258.0, 274.0, 319.0, 222.0, 319.0]], "category_name": "optical baseball diamond", "caption": "There is a red and green optical ground track field,and the optical baseball diamond that needs to be found is located in the lower right corner of it."}, {"id": 4837, "image_id": 2845, "category_id": 5, "bbox": [159.0, 525.0, 67.0, 68.0], "area": 4556.0, "iscrowd": 0, "ignore": 0, "segmentation": [[159.0, 525.0, 226.0, 525.0, 226.0, 593.0, 159.0, 593.0]], "category_name": "optical baseball diamond", "caption": "The optical baseball diamond in the middle of the image"}, {"id": 4838, "image_id": 2845, "category_id": 4, "bbox": [66.0, 129.0, 162.0, 223.0], "area": 36126.0, "iscrowd": 0, "ignore": 0, "segmentation": [[66.0, 129.0, 228.0, 129.0, 228.0, 352.0, 66.0, 352.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4839, "image_id": 2846, "category_id": 5, "bbox": [425.0, 263.0, 64.0, 82.0], "area": 5248.0, "iscrowd": 0, "ignore": 0, "segmentation": [[425.0, 263.0, 489.0, 263.0, 489.0, 345.0, 425.0, 345.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond in the upper right corner of the image"}, {"id": 4840, "image_id": 2846, "category_id": 1, "bbox": [290.0, 553.0, 195.0, 189.0], "area": 36855.0, "iscrowd": 0, "ignore": 0, "segmentation": [[290.0, 553.0, 485.0, 553.0, 485.0, 742.0, 290.0, 742.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 4841, "image_id": 2846, "category_id": 5, "bbox": [163.0, 898.0, 81.0, 98.0], "area": 7938.0, "iscrowd": 0, "ignore": 0, "segmentation": [[163.0, 898.0, 244.0, 898.0, 244.0, 996.0, 163.0, 996.0]], "category_name": "optical baseball diamond", "caption": "There is a optical baseball diamond at the bottom of the image"}, {"id": 4842, "image_id": 2846, "category_id": 4, "bbox": [112.0, 95.0, 244.0, 225.0], "area": 54900.0, "iscrowd": 0, "ignore": 0, "segmentation": [[112.0, 95.0, 356.0, 95.0, 356.0, 320.0, 112.0, 320.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 4843, "image_id": 2847, "category_id": 1, "bbox": [369.0, 148.0, 91.0, 289.0], "area": 26299.0, "iscrowd": 0, "ignore": 0, "segmentation": [[369.0, 148.0, 460.0, 148.0, 460.0, 437.0, 369.0, 437.0]], "category_name": "optical bridge", "caption": "The optical bridge on the right side of the image"}, {"id": 4844, "image_id": 2847, "category_id": 1, "bbox": [219.0, 192.0, 91.0, 202.0], "area": 18382.0, "iscrowd": 0, "ignore": 0, "segmentation": [[219.0, 192.0, 310.0, 192.0, 310.0, 394.0, 219.0, 394.0]], "category_name": "optical bridge", "caption": "There is a optical bridge in the middle of the image"}, {"id": 4845, "image_id": 2848, "category_id": 4, "bbox": [20.0, 365.0, 271.0, 159.0], "area": 43089.0, "iscrowd": 0, "ignore": 0, "segmentation": [[20.0, 365.0, 291.0, 365.0, 291.0, 524.0, 20.0, 524.0]], "category_name": "optical ground 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in the upper right corner of the image"}, {"id": 4849, "image_id": 2850, "category_id": 1, "bbox": [336.0, 309.0, 84.0, 288.0], "area": 24192.0, "iscrowd": 0, "ignore": 0, "segmentation": [[336.0, 309.0, 420.0, 309.0, 420.0, 597.0, 336.0, 597.0]], "category_name": "optical bridge", "caption": "The optical bridge on the left side of the image"}, {"id": 4850, "image_id": 2850, "category_id": 1, "bbox": [412.0, 314.0, 80.0, 265.0], "area": 21200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[412.0, 314.0, 492.0, 314.0, 492.0, 579.0, 412.0, 579.0]], "category_name": "optical bridge", "caption": "There is a optical bridge in the middle of the image"}, {"id": 4851, "image_id": 2851, "category_id": 1, "bbox": [162.0, 509.0, 447.0, 162.0], "area": 72414.0, "iscrowd": 0, "ignore": 0, "segmentation": [[162.0, 509.0, 609.0, 509.0, 609.0, 671.0, 162.0, 671.0]], "category_name": "optical bridge", "caption": "There is a optical bridge in the middle of the image"}, {"id": 4852, "image_id": 2851, "category_id": 1, "bbox": [160.0, 191.0, 476.0, 126.0], "area": 59976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[160.0, 191.0, 636.0, 191.0, 636.0, 317.0, 160.0, 317.0]], "category_name": "optical bridge", "caption": "The optical bridge at the top of the image"}, {"id": 4853, "image_id": 2852, "category_id": 1, "bbox": [182.0, 229.0, 352.0, 94.0], "area": 33088.0, "iscrowd": 0, "ignore": 0, "segmentation": [[182.0, 229.0, 534.0, 229.0, 534.0, 323.0, 182.0, 323.0]], "category_name": "optical bridge", "caption": "There is a optical bridge in the upper left corner of the image"}, {"id": 4854, "image_id": 2852, "category_id": 1, "bbox": [184.0, 159.0, 358.0, 92.0], "area": 32936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[184.0, 159.0, 542.0, 159.0, 542.0, 251.0, 184.0, 251.0]], "category_name": "optical bridge", "caption": "There is a optical bridge at the top of the image"}, {"id": 4855, "image_id": 2852, "category_id": 1, "bbox": [854.0, 1181.0, 94.0, 212.0], "area": 19928.0, "iscrowd": 0, "ignore": 0, "segmentation": [[854.0, 1181.0, 948.0, 1181.0, 948.0, 1393.0, 854.0, 1393.0]], "category_name": "optical bridge", "caption": "There is a small optical bridge"}, {"id": 4856, "image_id": 2853, "category_id": 11, "bbox": [267.0, 345.0, 331.0, 78.0], "area": 25818.0, "iscrowd": 0, "ignore": 0, "segmentation": [[267.0, 345.0, 598.0, 345.0, 598.0, 423.0, 267.0, 423.0]], "category_name": "optical ship", "caption": "There is a optical ship in the middle of the image"}, {"id": 4857, "image_id": 2853, "category_id": 11, "bbox": [627.0, 348.0, 333.0, 77.0], "area": 25641.0, "iscrowd": 0, "ignore": 0, "segmentation": [[627.0, 348.0, 960.0, 348.0, 960.0, 425.0, 627.0, 425.0]], "category_name": "optical ship", "caption": "There is a optical ship on the right side of the image"}, {"id": 4858, "image_id": 2854, "category_id": 11, "bbox": [425.0, 543.0, 82.0, 200.0], "area": 16400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[425.0, 543.0, 507.0, 543.0, 507.0, 743.0, 425.0, 743.0]], "category_name": "optical ship", "caption": "There is a small optical ship"}, {"id": 4859, "image_id": 2854, "category_id": 11, "bbox": [491.0, 468.0, 96.0, 266.0], "area": 25536.0, "iscrowd": 0, "ignore": 0, "segmentation": [[491.0, 468.0, 587.0, 468.0, 587.0, 734.0, 491.0, 734.0]], "category_name": "optical ship", "caption": "There is a small optical ship,and the optical ship that needs to be found is located in the upper right corner of it."}, {"id": 4860, "image_id": 2855, "category_id": 11, "bbox": [345.0, 131.0, 437.0, 438.0], "area": 191406.0, "iscrowd": 0, "ignore": 0, "segmentation": [[345.0, 131.0, 782.0, 131.0, 782.0, 569.0, 345.0, 569.0]], "category_name": "optical ship", "caption": "The big optical ship"}, {"id": 4861, "image_id": 2856, "category_id": 1, "bbox": [375.0, 474.0, 1020.0, 436.0], "area": 444720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[375.0, 474.0, 1395.0, 474.0, 1395.0, 910.0, 375.0, 910.0]], "category_name": "optical bridge", "caption": "The big optical bridge"}, {"id": 4862, "image_id": 2856, "category_id": 1, "bbox": [1184.0, 1237.0, 346.0, 180.0], "area": 62280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1184.0, 1237.0, 1530.0, 1237.0, 1530.0, 1417.0, 1184.0, 1417.0]], "category_name": "optical bridge", "caption": "The optical bridge at the bottom of the image"}, {"id": 4863, "image_id": 2856, "category_id": 1, "bbox": [335.0, 1075.0, 294.0, 200.0], "area": 58800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[335.0, 1075.0, 629.0, 1075.0, 629.0, 1275.0, 335.0, 1275.0]], "category_name": "optical bridge", "caption": "There is a small optical bridge,and the optical bridge that needs to be found is located in the upper right corner of it."}, {"id": 4864, "image_id": 2856, "category_id": 1, "bbox": [201.0, 1309.0, 60.0, 273.0], "area": 16380.0, "iscrowd": 0, "ignore": 0, "segmentation": [[201.0, 1309.0, 261.0, 1309.0, 261.0, 1582.0, 201.0, 1582.0]], "category_name": "optical bridge", "caption": "There is a small optical bridge"}, {"id": 4865, "image_id": 2857, "category_id": 1, "bbox": [578.0, 198.0, 781.0, 384.0], "area": 299904.0, "iscrowd": 0, "ignore": 0, "segmentation": [[578.0, 198.0, 1359.0, 198.0, 1359.0, 582.0, 578.0, 582.0]], "category_name": "optical bridge", "caption": "There is a optical bridge at the top of the image"}, {"id": 4866, "image_id": 2857, "category_id": 1, "bbox": [1319.0, 438.0, 268.0, 424.0], "area": 113632.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1319.0, 438.0, 1587.0, 438.0, 1587.0, 862.0, 1319.0, 862.0]], "category_name": "optical bridge", "caption": "There is a optical bridge in the middle of the image"}, {"id": 4867, "image_id": 2857, "category_id": 1, "bbox": [1711.0, 698.0, 464.0, 420.0], "area": 194880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1711.0, 698.0, 2175.0, 698.0, 2175.0, 1118.0, 1711.0, 1118.0]], "category_name": "optical bridge", "caption": "The optical bridge on the right side of the image"}, {"id": 4868, "image_id": 2858, "category_id": 11, "bbox": [184.0, 162.0, 254.0, 408.0], "area": 103632.0, "iscrowd": 0, "ignore": 0, "segmentation": [[184.0, 162.0, 438.0, 162.0, 438.0, 570.0, 184.0, 570.0]], "category_name": "optical ship", "caption": "There is a big optical ship"}, {"id": 4869, "image_id": 2859, "category_id": 1, "bbox": [527.0, 473.0, 953.0, 701.0], "area": 668053.0, "iscrowd": 0, "ignore": 0, "segmentation": [[527.0, 473.0, 1480.0, 473.0, 1480.0, 1174.0, 527.0, 1174.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 4870, "image_id": 2860, "category_id": 1, "bbox": [339.0, 1369.0, 2033.0, 288.0], "area": 585504.0, "iscrowd": 0, "ignore": 0, "segmentation": [[339.0, 1369.0, 2372.0, 1369.0, 2372.0, 1657.0, 339.0, 1657.0]], "category_name": "optical bridge", "caption": "There is a optical bridge at the bottom of the image"}, {"id": 4871, "image_id": 2860, "category_id": 1, "bbox": [525.0, 692.0, 1721.0, 695.0], "area": 1196095.0, "iscrowd": 0, "ignore": 0, "segmentation": [[525.0, 692.0, 2246.0, 692.0, 2246.0, 1387.0, 525.0, 1387.0]], "category_name": "optical bridge", "caption": "The optical bridge in the middle of the image"}, {"id": 4872, "image_id": 2861, "category_id": 1, "bbox": [248.0, 1145.0, 383.0, 754.0], "area": 288782.0, "iscrowd": 0, "ignore": 0, "segmentation": [[248.0, 1145.0, 631.0, 1145.0, 631.0, 1899.0, 248.0, 1899.0]], "category_name": "optical bridge", "caption": "The optical bridge in the bottom left corner of the image"}, {"id": 4873, "image_id": 2861, "category_id": 1, "bbox": [1466.0, 685.0, 508.0, 770.0], "area": 391160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1466.0, 685.0, 1974.0, 685.0, 1974.0, 1455.0, 1466.0, 1455.0]], "category_name": "optical bridge", "caption": "The optical bridge in the middle of the image"}, {"id": 4874, "image_id": 2862, "category_id": 4, "bbox": [183.0, 198.0, 161.0, 142.0], "area": 22862.0, "iscrowd": 0, "ignore": 0, "segmentation": [[183.0, 198.0, 344.0, 198.0, 344.0, 340.0, 183.0, 340.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 4875, "image_id": 2863, "category_id": 1, "bbox": [401.0, 154.0, 171.0, 758.0], "area": 129618.0, "iscrowd": 0, "ignore": 0, "segmentation": [[401.0, 154.0, 572.0, 154.0, 572.0, 912.0, 401.0, 912.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 4876, "image_id": 2864, "category_id": 1, "bbox": [35.0, 718.0, 1088.0, 1163.0], "area": 1265344.0, "iscrowd": 0, "ignore": 0, "segmentation": [[35.0, 718.0, 1123.0, 718.0, 1123.0, 1881.0, 35.0, 1881.0]], "category_name": "optical bridge", "caption": "The optical bridge on the left side of the image"}, {"id": 4877, "image_id": 2864, "category_id": 1, "bbox": [677.0, 46.0, 1124.0, 1325.0], "area": 1489300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[677.0, 46.0, 1801.0, 46.0, 1801.0, 1371.0, 677.0, 1371.0]], "category_name": "optical bridge", "caption": "There is a optical bridge in the middle of the image"}, {"id": 4878, "image_id": 2865, "category_id": 1, "bbox": [140.0, 251.0, 397.0, 93.0], "area": 36921.0, "iscrowd": 0, "ignore": 0, "segmentation": [[140.0, 251.0, 537.0, 251.0, 537.0, 344.0, 140.0, 344.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 4879, "image_id": 2866, "category_id": 4, "bbox": [255.0, 383.0, 212.0, 142.0], "area": 30104.0, "iscrowd": 0, "ignore": 0, "segmentation": [[255.0, 383.0, 467.0, 383.0, 467.0, 525.0, 255.0, 525.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4880, "image_id": 2867, "category_id": 1, "bbox": [190.0, 355.0, 554.0, 498.0], "area": 275892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[190.0, 355.0, 744.0, 355.0, 744.0, 853.0, 190.0, 853.0]], "category_name": "optical bridge", "caption": "The big optical bridge"}, {"id": 4881, "image_id": 2868, "category_id": 4, "bbox": [162.0, 157.0, 136.0, 232.0], "area": 31552.0, "iscrowd": 0, "ignore": 0, "segmentation": [[162.0, 157.0, 298.0, 157.0, 298.0, 389.0, 162.0, 389.0]], "category_name": "optical ground track field", "caption": "The optical ground track field in the upper left corner of the image"}, {"id": 4882, "image_id": 2868, "category_id": 4, "bbox": [882.0, 1073.0, 216.0, 137.0], "area": 29592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[882.0, 1073.0, 1098.0, 1073.0, 1098.0, 1210.0, 882.0, 1210.0]], "category_name": "optical ground track field", "caption": "There is a optical ground track field in the bottom right corner of the image"}, {"id": 4883, "image_id": 2869, "category_id": 11, "bbox": [894.0, 53.0, 362.0, 106.0], "area": 38372.0, "iscrowd": 0, "ignore": 0, "segmentation": [[894.0, 53.0, 1256.0, 53.0, 1256.0, 159.0, 894.0, 159.0]], "category_name": "optical ship", "caption": "The optical ship in the upper right corner of the image"}, {"id": 4884, "image_id": 2869, "category_id": 11, "bbox": [36.0, 886.0, 119.0, 363.0], "area": 43197.0, "iscrowd": 0, "ignore": 0, "segmentation": [[36.0, 886.0, 155.0, 886.0, 155.0, 1249.0, 36.0, 1249.0]], "category_name": "optical ship", "caption": "The optical ship in the bottom left corner of the image"}, {"id": 4885, "image_id": 2870, "category_id": 1, "bbox": [292.0, 591.0, 448.0, 248.0], "area": 111104.0, "iscrowd": 0, "ignore": 0, "segmentation": [[292.0, 591.0, 740.0, 591.0, 740.0, 839.0, 292.0, 839.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 4886, "image_id": 2871, "category_id": 1, "bbox": [58.0, 378.0, 313.0, 312.0], "area": 97656.0, "iscrowd": 0, "ignore": 0, "segmentation": [[58.0, 378.0, 371.0, 378.0, 371.0, 690.0, 58.0, 690.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 4887, "image_id": 2872, "category_id": 11, "bbox": [93.0, 304.0, 236.0, 198.0], "area": 46728.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 304.0, 329.0, 304.0, 329.0, 502.0, 93.0, 502.0]], "category_name": "optical ship", "caption": "The big optical ship"}, {"id": 4888, "image_id": 2873, "category_id": 1, "bbox": [139.0, 682.0, 1909.0, 1678.0], "area": 3203302.0, "iscrowd": 0, "ignore": 0, "segmentation": [[139.0, 682.0, 2048.0, 682.0, 2048.0, 2360.0, 139.0, 2360.0]], "category_name": "optical bridge", "caption": "The gray optical bridge"}, {"id": 4889, "image_id": 2874, "category_id": 4, "bbox": [339.0, 296.0, 210.0, 202.0], "area": 42420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[339.0, 296.0, 549.0, 296.0, 549.0, 498.0, 339.0, 498.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 4890, "image_id": 2875, "category_id": 1, "bbox": [231.0, 111.0, 265.0, 410.0], "area": 108650.0, "iscrowd": 0, "ignore": 0, "segmentation": [[231.0, 111.0, 496.0, 111.0, 496.0, 521.0, 231.0, 521.0]], "category_name": "optical bridge", "caption": "There is a big optical bridge"}, {"id": 4891, "image_id": 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"The optical harbor in the middle of the image"}, {"id": 5197, "image_id": 3122, "category_id": 13, "bbox": [584.0, 645.0, 206.0, 179.0], "area": 36874.0, "iscrowd": 0, "ignore": 0, "segmentation": [[584.0, 645.0, 790.0, 645.0, 790.0, 824.0, 584.0, 824.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the bottom right corner of the image"}, {"id": 5198, "image_id": 3122, "category_id": 13, "bbox": [439.0, 432.0, 246.0, 198.0], "area": 48708.0, "iscrowd": 0, "ignore": 0, "segmentation": [[439.0, 432.0, 685.0, 432.0, 685.0, 630.0, 439.0, 630.0]], "category_name": "optical harbor", "caption": "There is a optical harbor on the right side of the image"}, {"id": 5199, "image_id": 3122, "category_id": 13, "bbox": [233.0, 147.0, 440.0, 282.0], "area": 124080.0, "iscrowd": 0, "ignore": 0, "segmentation": [[233.0, 147.0, 673.0, 147.0, 673.0, 429.0, 233.0, 429.0]], "category_name": "optical harbor", "caption": "The optical harbor in the middle of the image"}, {"id": 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image"}, {"id": 5213, "image_id": 3127, "category_id": 13, "bbox": [112.0, 329.0, 436.0, 265.0], "area": 115540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[112.0, 329.0, 548.0, 329.0, 548.0, 594.0, 112.0, 594.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the middle of the image"}, {"id": 5214, "image_id": 3127, "category_id": 13, "bbox": [48.0, 71.0, 374.0, 291.0], "area": 108834.0, "iscrowd": 0, "ignore": 0, "segmentation": [[48.0, 71.0, 422.0, 71.0, 422.0, 362.0, 48.0, 362.0]], "category_name": "optical harbor", "caption": "The optical harbor at the top of the image"}, {"id": 5215, "image_id": 3128, "category_id": 13, "bbox": [21.0, 290.0, 383.0, 253.0], "area": 96899.0, "iscrowd": 0, "ignore": 0, "segmentation": [[21.0, 290.0, 404.0, 290.0, 404.0, 543.0, 21.0, 543.0]], "category_name": "optical harbor", "caption": "There is a big optical harbor"}, {"id": 5216, "image_id": 3129, "category_id": 13, "bbox": [48.0, 300.0, 247.0, 470.0], "area": 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744.0, 200.0, 744.0, 614.0, 544.0, 614.0]], "category_name": "optical harbor", "caption": "There is a optical harbor side of the image located on the right"}, {"id": 5220, "image_id": 3130, "category_id": 13, "bbox": [329.0, 112.0, 265.0, 436.0], "area": 115540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[329.0, 112.0, 594.0, 112.0, 594.0, 548.0, 329.0, 548.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the center of the image"}, {"id": 5221, "image_id": 3130, "category_id": 13, "bbox": [71.0, 48.0, 291.0, 374.0], "area": 108834.0, "iscrowd": 0, "ignore": 0, "segmentation": [[71.0, 48.0, 362.0, 48.0, 362.0, 422.0, 71.0, 422.0]], "category_name": "optical harbor", "caption": "The optical harbor side of the image located on the left"}, {"id": 5222, "image_id": 3131, "category_id": 13, "bbox": [46.0, 138.0, 253.0, 383.0], "area": 96899.0, "iscrowd": 0, "ignore": 0, "segmentation": [[46.0, 138.0, 299.0, 138.0, 299.0, 521.0, 46.0, 521.0]], "category_name": "optical harbor", "caption": "The big optical harbor on the left"}, {"id": 5223, "image_id": 3132, "category_id": 13, "bbox": [408.0, 96.0, 169.0, 228.0], "area": 38532.0, "iscrowd": 0, "ignore": 0, "segmentation": [[408.0, 96.0, 577.0, 96.0, 577.0, 324.0, 408.0, 324.0]], "category_name": "optical harbor", "caption": "The optical harbor at the top of the image"}, {"id": 5224, "image_id": 3132, "category_id": 13, "bbox": [533.0, 395.0, 112.0, 251.0], "area": 28112.0, "iscrowd": 0, "ignore": 0, "segmentation": [[533.0, 395.0, 645.0, 395.0, 645.0, 646.0, 533.0, 646.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the lower right corner of the image"}, {"id": 5225, "image_id": 3132, "category_id": 13, "bbox": [8.0, 330.0, 449.0, 273.0], "area": 122577.0, "iscrowd": 0, "ignore": 0, "segmentation": [[8.0, 330.0, 457.0, 330.0, 457.0, 603.0, 8.0, 603.0]], "category_name": "optical harbor", "caption": "The optical harbor in the lower left corner 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[223.0, 336.0, 255.0, 164.0], "area": 41820.0, "iscrowd": 0, "ignore": 0, "segmentation": [[223.0, 336.0, 478.0, 336.0, 478.0, 500.0, 223.0, 500.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the center of the image"}, {"id": 5230, "image_id": 3134, "category_id": 13, "bbox": [216.0, 34.0, 105.0, 204.0], "area": 21420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[216.0, 34.0, 321.0, 34.0, 321.0, 238.0, 216.0, 238.0]], "category_name": "optical harbor", "caption": "There is an optical harbor at the top of the image"}, {"id": 5231, "image_id": 3135, "category_id": 13, "bbox": [65.0, 123.0, 316.0, 430.0], "area": 135880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[65.0, 123.0, 381.0, 123.0, 381.0, 553.0, 65.0, 553.0]], "category_name": "optical harbor", "caption": "There is a big optical harbor on the left"}, {"id": 5232, "image_id": 3135, "category_id": 13, "bbox": [545.0, 18.0, 149.0, 293.0], "area": 43657.0, "iscrowd": 0, "ignore": 0, "segmentation": [[545.0, 18.0, 694.0, 18.0, 694.0, 311.0, 545.0, 311.0]], "category_name": "optical harbor", "caption": "The optical harbor in the upper right corner of the image"}, {"id": 5233, "image_id": 3136, "category_id": 13, "bbox": [283.0, 26.0, 186.0, 709.0], "area": 131874.0, "iscrowd": 0, "ignore": 0, "segmentation": [[283.0, 26.0, 469.0, 26.0, 469.0, 735.0, 283.0, 735.0]], "category_name": "optical harbor", "caption": "The big optical harbor"}, {"id": 5234, "image_id": 3137, "category_id": 13, "bbox": [645.0, 584.0, 179.0, 206.0], "area": 36874.0, "iscrowd": 0, "ignore": 0, "segmentation": [[645.0, 584.0, 824.0, 584.0, 824.0, 790.0, 645.0, 790.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the bottom right corner of the image"}, {"id": 5235, "image_id": 3137, "category_id": 13, "bbox": [432.0, 439.0, 198.0, 246.0], "area": 48708.0, "iscrowd": 0, "ignore": 0, "segmentation": [[432.0, 439.0, 630.0, 439.0, 630.0, 685.0, 432.0, 685.0]], "category_name": "optical harbor", "caption": "There is a optical harbor at the bottom of the image"}, {"id": 5236, "image_id": 3137, "category_id": 13, "bbox": [147.0, 233.0, 282.0, 440.0], "area": 124080.0, "iscrowd": 0, "ignore": 0, "segmentation": [[147.0, 233.0, 429.0, 233.0, 429.0, 673.0, 147.0, 673.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the middle of the image"}, {"id": 5237, "image_id": 3137, "category_id": 13, "bbox": [13.0, 47.0, 209.0, 470.0], "area": 98230.0, "iscrowd": 0, "ignore": 0, "segmentation": [[13.0, 47.0, 222.0, 47.0, 222.0, 517.0, 13.0, 517.0]], "category_name": "optical harbor", "caption": "There is a optical harbor on the left side of the image"}, {"id": 5238, "image_id": 3138, "category_id": 0, "bbox": [101.0, 412.0, 57.0, 36.0], "area": 2052.0, "iscrowd": 0, "ignore": 0, "segmentation": [[101.0, 412.0, 158.0, 412.0, 158.0, 448.0, 101.0, 448.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left side of the image"}, {"id": 5239, "image_id": 3138, "category_id": 0, "bbox": [822.0, 286.0, 72.0, 62.0], "area": 4464.0, "iscrowd": 0, "ignore": 0, "segmentation": [[822.0, 286.0, 894.0, 286.0, 894.0, 348.0, 822.0, 348.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right side of the image"}, {"id": 5240, "image_id": 3139, "category_id": 0, "bbox": [62.0, 621.0, 50.0, 62.0], "area": 3100.0, "iscrowd": 0, "ignore": 0, "segmentation": [[62.0, 621.0, 112.0, 621.0, 112.0, 683.0, 62.0, 683.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle in the bottom left corner of the image"}, {"id": 5241, "image_id": 3139, "category_id": 0, "bbox": [43.0, 122.0, 41.0, 62.0], "area": 2542.0, "iscrowd": 0, "ignore": 0, "segmentation": [[43.0, 122.0, 84.0, 122.0, 84.0, 184.0, 43.0, 184.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle in the bottom left corner of the image,and the optical vehicle that needs to be found is located in the upper left corner of it."}, {"id": 5242, "image_id": 3139, "category_id": 0, "bbox": [115.0, 91.0, 44.0, 72.0], "area": 3168.0, "iscrowd": 0, "ignore": 0, "segmentation": [[115.0, 91.0, 159.0, 91.0, 159.0, 163.0, 115.0, 163.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle in the bottom left corner of the image,and the optical vehicle that needs to be found is located in the upper right corner of it."}, {"id": 5243, "image_id": 3140, "category_id": 0, "bbox": [244.0, 473.0, 55.0, 68.0], "area": 3740.0, "iscrowd": 0, "ignore": 0, "segmentation": [[244.0, 473.0, 299.0, 473.0, 299.0, 541.0, 244.0, 541.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle at the bottom of the image"}, {"id": 5244, "image_id": 3140, "category_id": 0, "bbox": [125.0, 278.0, 49.0, 68.0], "area": 3332.0, "iscrowd": 0, "ignore": 0, "segmentation": [[125.0, 278.0, 174.0, 278.0, 174.0, 346.0, 125.0, 346.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle on the left side of the image"}, {"id": 5245, "image_id": 3141, "category_id": 13, "bbox": [138.0, 290.0, 383.0, 253.0], "area": 96899.0, "iscrowd": 0, "ignore": 0, "segmentation": [[138.0, 290.0, 521.0, 290.0, 521.0, 543.0, 138.0, 543.0]], "category_name": "optical harbor", "caption": "There is a big optical harbor located at the bottom"}, {"id": 5246, "image_id": 3142, "category_id": 13, "bbox": [443.0, 428.0, 240.0, 186.0], "area": 44640.0, "iscrowd": 0, "ignore": 0, "segmentation": [[443.0, 428.0, 683.0, 428.0, 683.0, 614.0, 443.0, 614.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the middle of the image"}, {"id": 5247, "image_id": 3142, "category_id": 13, "bbox": [248.0, 152.0, 238.0, 172.0], "area": 40936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[248.0, 152.0, 486.0, 152.0, 486.0, 324.0, 248.0, 324.0]], "category_name": "optical harbor", "caption": "There is a optical harbor at the top of the image"}, {"id": 5248, "image_id": 3143, "category_id": 13, "bbox": [605.0, 69.0, 310.0, 804.0], "area": 249240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[605.0, 69.0, 915.0, 69.0, 915.0, 873.0, 605.0, 873.0]], "category_name": "optical harbor", "caption": "There is a big optical harbor"}, {"id": 5249, "image_id": 3143, "category_id": 13, "bbox": [371.0, 841.0, 244.0, 168.0], "area": 40992.0, "iscrowd": 0, "ignore": 0, "segmentation": [[371.0, 841.0, 615.0, 841.0, 615.0, 1009.0, 371.0, 1009.0]], "category_name": "optical harbor", "caption": "The optical harbor at the bottom of the image"}, {"id": 5250, "image_id": 3144, "category_id": 13, "bbox": [177.0, 118.0, 425.0, 412.0], "area": 175100.0, "iscrowd": 0, "ignore": 0, "segmentation": [[177.0, 118.0, 602.0, 118.0, 602.0, 530.0, 177.0, 530.0]], "category_name": "optical harbor", "caption": "The optical harbor at the top of the image"}, {"id": 5251, "image_id": 3144, "category_id": 13, "bbox": [524.0, 240.0, 285.0, 525.0], "area": 149625.0, "iscrowd": 0, "ignore": 0, "segmentation": [[524.0, 240.0, 809.0, 240.0, 809.0, 765.0, 524.0, 765.0]], "category_name": "optical harbor", "caption": "There is a optical harbor in the middle of the image"}, {"id": 5252, "image_id": 3144, "category_id": 13, "bbox": [653.0, 410.0, 342.0, 603.0], "area": 206226.0, "iscrowd": 0, "ignore": 0, "segmentation": [[653.0, 410.0, 995.0, 410.0, 995.0, 1013.0, 653.0, 1013.0]], "category_name": "optical harbor", "caption": "There is a optical harbor on the right side of the image"}, {"id": 5253, "image_id": 3145, "category_id": 0, "bbox": [473.0, 505.0, 68.0, 55.0], "area": 3740.0, "iscrowd": 0, "ignore": 0, "segmentation": [[473.0, 505.0, 541.0, 505.0, 541.0, 560.0, 473.0, 560.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right side of the image"}, {"id": 5254, "image_id": 3145, "category_id": 0, "bbox": [278.0, 630.0, 68.0, 49.0], "area": 3332.0, "iscrowd": 0, "ignore": 0, "segmentation": [[278.0, 630.0, 346.0, 630.0, 346.0, 679.0, 278.0, 679.0]], "category_name": "optical vehicle", "caption": "There is a optical vehicle at the bottom of the image"}, {"id": 5255, "image_id": 3146, "category_id": 4, "bbox": [298.0, 193.0, 120.0, 91.0], "area": 10920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[298.0, 193.0, 418.0, 193.0, 418.0, 284.0, 298.0, 284.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field in the center"}, {"id": 5256, "image_id": 3146, "category_id": 9, "bbox": [333.0, 164.0, 69.0, 54.0], "area": 3726.0, "iscrowd": 0, "ignore": 0, "segmentation": [[333.0, 164.0, 402.0, 164.0, 402.0, 218.0, 333.0, 218.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court in the center"}, {"id": 5257, "image_id": 3147, "category_id": 4, "bbox": [248.0, 74.0, 102.0, 162.0], "area": 16524.0, "iscrowd": 0, "ignore": 0, "segmentation": [[248.0, 74.0, 350.0, 74.0, 350.0, 236.0, 248.0, 236.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field"}, {"id": 5258, "image_id": 3147, "category_id": 9, "bbox": [270.0, 156.0, 71.0, 49.0], "area": 3479.0, "iscrowd": 0, "ignore": 0, "segmentation": [[270.0, 156.0, 341.0, 156.0, 341.0, 205.0, 270.0, 205.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court in the middle of the image"}, {"id": 5259, "image_id": 3147, "category_id": 9, "bbox": [256.0, 109.0, 70.0, 45.0], "area": 3150.0, "iscrowd": 0, "ignore": 0, "segmentation": [[256.0, 109.0, 326.0, 109.0, 326.0, 154.0, 256.0, 154.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the upper left corner of it."}, {"id": 5260, "image_id": 3148, "category_id": 9, "bbox": [612.0, 247.0, 72.0, 51.0], "area": 3672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[612.0, 247.0, 684.0, 247.0, 684.0, 298.0, 612.0, 298.0]], "category_name": "optical basketball court", "caption": "There is a small optical tennis court and the optical basketball court that needs to be found is located in the corner of it at the top"}, {"id": 5261, "image_id": 3148, "category_id": 9, "bbox": [881.0, 430.0, 74.0, 51.0], "area": 3774.0, "iscrowd": 0, "ignore": 0, "segmentation": [[881.0, 430.0, 955.0, 430.0, 955.0, 481.0, 881.0, 481.0]], "category_name": "optical basketball court", "caption": "The optical basketball court side of the image located on the right"}, {"id": 5262, "image_id": 3148, "category_id": 7, "bbox": [611.0, 216.0, 60.0, 35.0], "area": 2100.0, "iscrowd": 0, "ignore": 0, "segmentation": [[611.0, 216.0, 671.0, 216.0, 671.0, 251.0, 611.0, 251.0]], "category_name": "optical tennis court", "caption": "The small optical tennis court"}, {"id": 5263, "image_id": 3149, "category_id": 8, "bbox": [569.0, 170.0, 64.0, 292.0], "area": 18688.0, "iscrowd": 0, "ignore": 0, "segmentation": [[569.0, 170.0, 633.0, 170.0, 633.0, 462.0, 569.0, 462.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot"}, {"id": 5264, "image_id": 3150, "category_id": 8, "bbox": [424.0, 9.0, 67.0, 169.0], "area": 11323.0, "iscrowd": 0, "ignore": 0, "segmentation": [[424.0, 9.0, 491.0, 9.0, 491.0, 178.0, 424.0, 178.0]], "category_name": "optical parking lot", "caption": "There is a big optical crossroad,and the optical parking lot that needs to be found is located in the upper left corner of it."}, {"id": 5265, "image_id": 3150, "category_id": 8, "bbox": [527.0, 405.0, 94.0, 275.0], "area": 25850.0, "iscrowd": 0, "ignore": 0, "segmentation": [[527.0, 405.0, 621.0, 405.0, 621.0, 680.0, 527.0, 680.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the middle of the image"}, {"id": 5266, "image_id": 3150, "category_id": 2, "bbox": [288.0, 63.0, 409.0, 424.0], "area": 173416.0, "iscrowd": 0, "ignore": 0, "segmentation": [[288.0, 63.0, 697.0, 63.0, 697.0, 487.0, 288.0, 487.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad"}, {"id": 5267, "image_id": 3150, "category_id": 8, "bbox": [865.0, 150.0, 107.0, 178.0], "area": 19046.0, "iscrowd": 0, "ignore": 0, "segmentation": [[865.0, 150.0, 972.0, 150.0, 972.0, 328.0, 865.0, 328.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the middle of the image,and the optical parking lot that needs to be found is located in the upper right corner of it."}, {"id": 5268, "image_id": 3150, "category_id": 3, "bbox": [832.0, 194.0, 322.0, 367.0], "area": 118174.0, "iscrowd": 0, "ignore": 0, "segmentation": [[832.0, 194.0, 1154.0, 194.0, 1154.0, 561.0, 832.0, 561.0]], "category_name": "optical T junction", "caption": "There is a optical parking lot in the middle of the image,and the optical T junction that needs to be found is located in the upper right corner of it."}, {"id": 5269, "image_id": 3150, "category_id": 3, "bbox": [689.0, 1014.0, 300.0, 313.0], "area": 93900.0, "iscrowd": 0, "ignore": 0, "segmentation": [[689.0, 1014.0, 989.0, 1014.0, 989.0, 1327.0, 689.0, 1327.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom right corner of the image"}, {"id": 5270, "image_id": 3151, "category_id": 1, "bbox": [226.0, 627.0, 548.0, 289.0], "area": 158372.0, "iscrowd": 0, "ignore": 0, "segmentation": [[226.0, 627.0, 774.0, 627.0, 774.0, 916.0, 226.0, 916.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge"}, {"id": 5271, "image_id": 3152, "category_id": 3, "bbox": [128.0, 454.0, 344.0, 368.0], "area": 126592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[128.0, 454.0, 472.0, 454.0, 472.0, 822.0, 128.0, 822.0]], "category_name": "optical T junction", "caption": "There is a optical T junction on the left side of the image"}, {"id": 5272, "image_id": 3153, "category_id": 2, "bbox": [606.0, 285.0, 446.0, 431.0], "area": 192226.0, "iscrowd": 0, "ignore": 0, "segmentation": [[606.0, 285.0, 1052.0, 285.0, 1052.0, 716.0, 606.0, 716.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 5273, "image_id": 3154, "category_id": 4, "bbox": [2597.0, 2671.0, 624.0, 261.0], "area": 162864.0, "iscrowd": 0, "ignore": 0, "segmentation": [[2597.0, 2671.0, 3221.0, 2671.0, 3221.0, 2932.0, 2597.0, 2932.0]], "category_name": "optical ground track field", "caption": "There is a optical ground track field in the bottom right corner of the image"}, {"id": 5274, "image_id": 3154, "category_id": 4, "bbox": [1578.0, 1443.0, 276.0, 579.0], "area": 159804.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1578.0, 1443.0, 1854.0, 1443.0, 1854.0, 2022.0, 1578.0, 2022.0]], "category_name": "optical ground track field", "caption": "The optical ground track field in the middle of the image"}, {"id": 5275, "image_id": 3154, "category_id": 4, "bbox": [330.0, 256.0, 502.0, 314.0], "area": 157628.0, "iscrowd": 0, "ignore": 0, "segmentation": [[330.0, 256.0, 832.0, 256.0, 832.0, 570.0, 330.0, 570.0]], "category_name": "optical ground track field", "caption": "There is a optical ground track field in the upper left corner of the image"}, {"id": 5276, "image_id": 3155, "category_id": 4, "bbox": [258.0, 351.0, 480.0, 253.0], "area": 121440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[258.0, 351.0, 738.0, 351.0, 738.0, 604.0, 258.0, 604.0]], "category_name": "optical ground track field", "caption": "The optical ground track field in the upper left corner of the image"}, {"id": 5277, "image_id": 3155, "category_id": 4, "bbox": [875.0, 453.0, 213.0, 150.0], "area": 31950.0, "iscrowd": 0, "ignore": 0, "segmentation": [[875.0, 453.0, 1088.0, 453.0, 1088.0, 603.0, 875.0, 603.0]], "category_name": "optical ground track field", "caption": "The optical ground track field at the top of the image"}, {"id": 5278, "image_id": 3155, "category_id": 9, "bbox": [1017.0, 490.0, 46.0, 81.0], "area": 3726.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1017.0, 490.0, 1063.0, 490.0, 1063.0, 571.0, 1017.0, 571.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court"}, {"id": 5279, "image_id": 3156, "category_id": 4, "bbox": [158.0, 477.0, 369.0, 287.0], "area": 105903.0, "iscrowd": 0, "ignore": 0, "segmentation": [[158.0, 477.0, 527.0, 477.0, 527.0, 764.0, 158.0, 764.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 5280, "image_id": 3157, "category_id": 9, "bbox": [260.0, 352.0, 134.0, 114.0], "area": 15276.0, "iscrowd": 0, "ignore": 0, "segmentation": [[260.0, 352.0, 394.0, 352.0, 394.0, 466.0, 260.0, 466.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court located in the center"}, {"id": 5281, "image_id": 3158, "category_id": 8, "bbox": [551.0, 1189.0, 346.0, 114.0], "area": 39444.0, "iscrowd": 0, "ignore": 0, "segmentation": [[551.0, 1189.0, 897.0, 1189.0, 897.0, 1303.0, 551.0, 1303.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the bottom right corner of the image"}, {"id": 5282, "image_id": 3158, "category_id": 8, "bbox": [159.0, 12.0, 328.0, 134.0], "area": 43952.0, "iscrowd": 0, "ignore": 0, "segmentation": [[159.0, 12.0, 487.0, 12.0, 487.0, 146.0, 159.0, 146.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the upper left corner of the image"}, {"id": 5283, "image_id": 3158, "category_id": 8, "bbox": [730.0, 733.0, 281.0, 101.0], "area": 28381.0, "iscrowd": 0, "ignore": 0, "segmentation": [[730.0, 733.0, 1011.0, 733.0, 1011.0, 834.0, 730.0, 834.0]], "category_name": "optical parking lot", "caption": "The optical parking lot on the right side of the image"}, {"id": 5284, "image_id": 3158, "category_id": 13, "bbox": [720.0, 77.0, 196.0, 269.0], "area": 52724.0, "iscrowd": 0, "ignore": 0, "segmentation": [[720.0, 77.0, 916.0, 77.0, 916.0, 346.0, 720.0, 346.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the upper right corner of the image"}, {"id": 5285, "image_id": 3159, "category_id": 2, "bbox": [100.0, 607.0, 354.0, 320.0], "area": 113280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[100.0, 607.0, 454.0, 607.0, 454.0, 927.0, 100.0, 927.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad on the left side of the image"}, {"id": 5286, "image_id": 3159, "category_id": 2, "bbox": [824.0, 94.0, 352.0, 358.0], "area": 126016.0, "iscrowd": 0, "ignore": 0, "segmentation": [[824.0, 94.0, 1176.0, 94.0, 1176.0, 452.0, 824.0, 452.0]], "category_name": "optical crossroad", "caption": "There is a optical crossroad in the upper right corner of the image"}, {"id": 5287, "image_id": 3160, "category_id": 3, "bbox": [454.0, 719.0, 368.0, 344.0], "area": 126592.0, "iscrowd": 0, "ignore": 0, "segmentation": [[454.0, 719.0, 822.0, 719.0, 822.0, 1063.0, 454.0, 1063.0]], "category_name": "optical T junction", "caption": "There is a optical T junction at the bottom of the image"}, {"id": 5288, "image_id": 3161, "category_id": 9, "bbox": [1006.0, 813.0, 105.0, 188.0], "area": 19740.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1006.0, 813.0, 1111.0, 813.0, 1111.0, 1001.0, 1006.0, 1001.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court"}, {"id": 5289, "image_id": 3162, "category_id": 2, "bbox": [842.0, 343.0, 348.0, 368.0], "area": 128064.0, "iscrowd": 0, "ignore": 0, "segmentation": [[842.0, 343.0, 1190.0, 343.0, 1190.0, 711.0, 842.0, 711.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 5290, "image_id": 3162, "category_id": 3, "bbox": [866.0, 139.0, 308.0, 280.0], "area": 86240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[866.0, 139.0, 1174.0, 139.0, 1174.0, 419.0, 866.0, 419.0]], "category_name": "optical T junction", "caption": "There is a optical T junction in the upper right corner of the image"}, {"id": 5291, "image_id": 3163, "category_id": 4, "bbox": [395.0, 629.0, 318.0, 240.0], "area": 76320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[395.0, 629.0, 713.0, 629.0, 713.0, 869.0, 395.0, 869.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field in the center"}, {"id": 5292, "image_id": 3163, "category_id": 9, "bbox": [472.0, 701.0, 69.0, 117.0], "area": 8073.0, "iscrowd": 0, "ignore": 0, "segmentation": [[472.0, 701.0, 541.0, 701.0, 541.0, 818.0, 472.0, 818.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field and the optical basketball court that needs to be found is located in the corner of it in the center"}, {"id": 5293, "image_id": 3163, "category_id": 9, "bbox": [586.0, 695.0, 64.0, 109.0], "area": 6976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[586.0, 695.0, 650.0, 695.0, 650.0, 804.0, 586.0, 804.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field, and the optical basketball court that needs to be found is located in the center"}, {"id": 5294, "image_id": 3164, "category_id": 4, "bbox": [163.0, 282.0, 374.0, 228.0], "area": 85272.0, "iscrowd": 0, "ignore": 0, "segmentation": [[163.0, 282.0, 537.0, 282.0, 537.0, 510.0, 163.0, 510.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field"}, {"id": 5295, "image_id": 3164, "category_id": 9, "bbox": [162.0, 609.0, 127.0, 68.0], "area": 8636.0, "iscrowd": 0, "ignore": 0, "segmentation": [[162.0, 609.0, 289.0, 609.0, 289.0, 677.0, 162.0, 677.0]], "category_name": "optical basketball court", "caption": "The optical basketball court in the bottom left corner of the image"}, {"id": 5296, "image_id": 3164, "category_id": 9, "bbox": [165.0, 536.0, 124.0, 67.0], "area": 8308.0, "iscrowd": 0, "ignore": 0, "segmentation": [[165.0, 536.0, 289.0, 536.0, 289.0, 603.0, 165.0, 603.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court on the left side of the image"}, {"id": 5297, "image_id": 3165, "category_id": 4, "bbox": [126.0, 103.0, 198.0, 351.0], "area": 69498.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 103.0, 324.0, 103.0, 324.0, 454.0, 126.0, 454.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 5298, "image_id": 3165, "category_id": 9, "bbox": [155.0, 293.0, 113.0, 67.0], "area": 7571.0, "iscrowd": 0, "ignore": 0, "segmentation": [[155.0, 293.0, 268.0, 293.0, 268.0, 360.0, 155.0, 360.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 5299, "image_id": 3165, "category_id": 9, "bbox": [159.0, 195.0, 111.0, 60.0], "area": 6660.0, "iscrowd": 0, "ignore": 0, "segmentation": [[159.0, 195.0, 270.0, 195.0, 270.0, 255.0, 159.0, 255.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the upper left corner of it."}, {"id": 5300, "image_id": 3166, "category_id": 3, "bbox": [53.0, 264.0, 439.0, 428.0], "area": 187892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[53.0, 264.0, 492.0, 264.0, 492.0, 692.0, 53.0, 692.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction located on the left"}, {"id": 5301, "image_id": 3166, "category_id": 8, "bbox": [481.0, 90.0, 37.0, 169.0], "area": 6253.0, "iscrowd": 0, "ignore": 0, "segmentation": [[481.0, 90.0, 518.0, 90.0, 518.0, 259.0, 481.0, 259.0]], "category_name": "optical parking lot", "caption": "The small optical 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5305, "image_id": 3168, "category_id": 8, "bbox": [20.0, 251.0, 219.0, 87.0], "area": 19053.0, "iscrowd": 0, "ignore": 0, "segmentation": [[20.0, 251.0, 239.0, 251.0, 239.0, 338.0, 20.0, 338.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the upper left corner of the image"}, {"id": 5306, "image_id": 3168, "category_id": 8, "bbox": [66.0, 555.0, 207.0, 72.0], "area": 14904.0, "iscrowd": 0, "ignore": 0, "segmentation": [[66.0, 555.0, 273.0, 555.0, 273.0, 627.0, 66.0, 627.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot"}, {"id": 5307, "image_id": 3168, "category_id": 8, "bbox": [83.0, 617.0, 219.0, 84.0], "area": 18396.0, "iscrowd": 0, "ignore": 0, "segmentation": [[83.0, 617.0, 302.0, 617.0, 302.0, 701.0, 83.0, 701.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the bottom left corner of the image"}, {"id": 5308, "image_id": 3169, "category_id": 4, "bbox": [429.0, 277.0, 710.0, 394.0], "area": 279740.0, "iscrowd": 0, "ignore": 0, "segmentation": [[429.0, 277.0, 1139.0, 277.0, 1139.0, 671.0, 429.0, 671.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 5309, "image_id": 3169, "category_id": 4, "bbox": [827.0, 751.0, 168.0, 260.0], "area": 43680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[827.0, 751.0, 995.0, 751.0, 995.0, 1011.0, 827.0, 1011.0]], "category_name": "optical ground track field", "caption": "There is a green optical basketball court,and the optical ground track field that needs to be found is located in the upper left corner of it."}, {"id": 5310, "image_id": 3169, "category_id": 9, "bbox": [907.0, 828.0, 63.0, 116.0], "area": 7308.0, "iscrowd": 0, "ignore": 0, "segmentation": [[907.0, 828.0, 970.0, 828.0, 970.0, 944.0, 907.0, 944.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court"}, {"id": 5311, "image_id": 3170, "category_id": 9, "bbox": [345.0, 363.0, 93.0, 125.0], "area": 11625.0, "iscrowd": 0, "ignore": 0, "segmentation": [[345.0, 363.0, 438.0, 363.0, 438.0, 488.0, 345.0, 488.0]], "category_name": "optical basketball court", "caption": "The optical basketball court in the middle of the image"}, {"id": 5312, "image_id": 3170, "category_id": 9, "bbox": [300.0, 135.0, 89.0, 120.0], "area": 10680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[300.0, 135.0, 389.0, 135.0, 389.0, 255.0, 300.0, 255.0]], "category_name": "optical basketball court", "caption": "The optical basketball court at the top of the image"}, {"id": 5313, "image_id": 3171, "category_id": 4, "bbox": [103.0, 248.0, 351.0, 198.0], "area": 69498.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 248.0, 454.0, 248.0, 454.0, 446.0, 103.0, 446.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field"}, {"id": 5314, "image_id": 3171, "category_id": 9, "bbox": [293.0, 304.0, 67.0, 113.0], "area": 7571.0, "iscrowd": 0, "ignore": 0, "segmentation": [[293.0, 304.0, 360.0, 304.0, 360.0, 417.0, 293.0, 417.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower right corner of it."}, {"id": 5315, "image_id": 3171, "category_id": 9, "bbox": [195.0, 302.0, 60.0, 111.0], "area": 6660.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 302.0, 255.0, 302.0, 255.0, 413.0, 195.0, 413.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field,and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 5316, "image_id": 3172, "category_id": 3, "bbox": [39.0, 398.0, 362.0, 346.0], "area": 125252.0, "iscrowd": 0, "ignore": 0, "segmentation": [[39.0, 398.0, 401.0, 398.0, 401.0, 744.0, 39.0, 744.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction"}, {"id": 5317, "image_id": 3173, "category_id": 3, "bbox": [94.0, 496.0, 336.0, 348.0], "area": 116928.0, "iscrowd": 0, "ignore": 0, "segmentation": [[94.0, 496.0, 430.0, 496.0, 430.0, 844.0, 94.0, 844.0]], "category_name": "optical T junction", "caption": "The optical T junction on the left side of the image"}, {"id": 5318, "image_id": 3174, "category_id": 10, "bbox": [100.0, 134.0, 164.0, 157.0], "area": 25748.0, "iscrowd": 0, "ignore": 0, "segmentation": [[100.0, 134.0, 264.0, 134.0, 264.0, 291.0, 100.0, 291.0]], "category_name": "optical storage tank", "caption": "A large optical storage tank located at the top left"}, {"id": 5319, "image_id": 3174, "category_id": 10, "bbox": [444.0, 183.0, 121.0, 118.0], "area": 14278.0, "iscrowd": 0, "ignore": 0, "segmentation": [[444.0, 183.0, 565.0, 183.0, 565.0, 301.0, 444.0, 301.0]], "category_name": "optical storage tank", "caption": "The optical storage tank is on the right of the optical storage tank on the far left"}, {"id": 5320, "image_id": 3174, "category_id": 10, "bbox": [564.0, 227.0, 121.0, 117.0], "area": 14157.0, "iscrowd": 0, "ignore": 0, "segmentation": [[564.0, 227.0, 685.0, 227.0, 685.0, 344.0, 564.0, 344.0]], "category_name": "optical storage tank", "caption": "A optical storage tank on the far located on the right"}, {"id": 5321, "image_id": 3175, "category_id": 10, "bbox": [473.0, 355.0, 156.0, 153.0], "area": 23868.0, "iscrowd": 0, "ignore": 0, "segmentation": [[473.0, 355.0, 629.0, 355.0, 629.0, 508.0, 473.0, 508.0]], "category_name": "optical storage tank", "caption": "A large optical storage tank on the middle"}, {"id": 5322, "image_id": 3176, "category_id": 0, "bbox": [114.0, 457.0, 25.0, 14.0], "area": 350.0, "iscrowd": 0, "ignore": 0, "segmentation": [[114.0, 457.0, 139.0, 457.0, 139.0, 471.0, 114.0, 471.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the far left"}, {"id": 5323, "image_id": 3176, "category_id": 0, "bbox": [133.0, 570.0, 20.0, 18.0], "area": 360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[133.0, 570.0, 153.0, 570.0, 153.0, 588.0, 133.0, 588.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower left"}, {"id": 5324, "image_id": 3177, "category_id": 0, "bbox": [258.0, 478.0, 34.0, 16.0], "area": 544.0, "iscrowd": 0, "ignore": 0, "segmentation": [[258.0, 478.0, 292.0, 478.0, 292.0, 494.0, 258.0, 494.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is parked in the huge expressway service area"}, {"id": 5325, "image_id": 3178, "category_id": 7, "bbox": [469.0, 341.0, 181.0, 92.0], "area": 16652.0, "iscrowd": 0, "ignore": 0, "segmentation": [[469.0, 341.0, 650.0, 341.0, 650.0, 433.0, 469.0, 433.0]], "category_name": "optical tennis court", "caption": "A vibrant optical tennis court is on the upper right of the optical vehicle on the left"}, {"id": 5326, "image_id": 3178, "category_id": 7, "bbox": [474.0, 448.0, 184.0, 92.0], "area": 16928.0, "iscrowd": 0, "ignore": 0, "segmentation": [[474.0, 448.0, 658.0, 448.0, 658.0, 540.0, 474.0, 540.0]], "category_name": "optical tennis court", "caption": "A vibrant optical tennis court is on the right of the tiny optical vehicle"}, {"id": 5327, "image_id": 3178, "category_id": 7, "bbox": [481.0, 556.0, 183.0, 93.0], "area": 17019.0, "iscrowd": 0, "ignore": 0, "segmentation": [[481.0, 556.0, 664.0, 556.0, 664.0, 649.0, 481.0, 649.0]], "category_name": "optical tennis court", "caption": "A optical tennis court on the located at the bottom right"}, {"id": 5328, "image_id": 3178, "category_id": 0, "bbox": [101.0, 491.0, 36.0, 17.0], "area": 612.0, "iscrowd": 0, "ignore": 0, "segmentation": [[101.0, 491.0, 137.0, 491.0, 137.0, 508.0, 101.0, 508.0]], "category_name": "optical vehicle", "caption": "A gray optical vehicle on the left"}, {"id": 5329, "image_id": 3179, "category_id": 0, "bbox": [608.0, 604.0, 21.0, 10.0], "area": 210.0, "iscrowd": 0, "ignore": 0, "segmentation": [[608.0, 604.0, 629.0, 604.0, 629.0, 614.0, 608.0, 614.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower right"}, {"id": 5330, "image_id": 3179, "category_id": 0, "bbox": [421.0, 368.0, 17.0, 10.0], "area": 170.0, "iscrowd": 0, "ignore": 0, "segmentation": [[421.0, 368.0, 438.0, 368.0, 438.0, 378.0, 421.0, 378.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is in the middle"}, {"id": 5331, "image_id": 3179, "category_id": 0, "bbox": [267.0, 357.0, 19.0, 11.0], "area": 209.0, "iscrowd": 0, "ignore": 0, "segmentation": [[267.0, 357.0, 286.0, 357.0, 286.0, 368.0, 267.0, 368.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the right of the tiny optical airplane"}, {"id": 5332, "image_id": 3179, "category_id": 0, "bbox": [751.0, 141.0, 19.0, 19.0], "area": 361.0, "iscrowd": 0, "ignore": 0, "segmentation": [[751.0, 141.0, 770.0, 141.0, 770.0, 160.0, 751.0, 160.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper right"}, {"id": 5333, "image_id": 3180, "category_id": 7, "bbox": [216.0, 348.0, 288.0, 245.0], "area": 70560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[216.0, 348.0, 504.0, 348.0, 504.0, 593.0, 216.0, 593.0]], "category_name": "optical tennis court", "caption": "The huge rectangular optical tennis court"}, {"id": 5334, "image_id": 3180, "category_id": 0, "bbox": [309.0, 132.0, 28.0, 16.0], "area": 448.0, "iscrowd": 0, "ignore": 0, "segmentation": [[309.0, 132.0, 337.0, 132.0, 337.0, 148.0, 309.0, 148.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the top"}, {"id": 5335, "image_id": 3180, "category_id": 0, "bbox": [64.0, 121.0, 30.0, 20.0], "area": 600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[64.0, 121.0, 94.0, 121.0, 94.0, 141.0, 64.0, 141.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper left"}, {"id": 5336, "image_id": 3181, "category_id": 0, "bbox": [722.0, 254.0, 10.0, 13.0], "area": 130.0, "iscrowd": 0, "ignore": 0, "segmentation": [[722.0, 254.0, 732.0, 254.0, 732.0, 267.0, 722.0, 267.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the right of the gray train station on the upper right"}, {"id": 5337, "image_id": 3182, "category_id": 0, "bbox": [149.0, 225.0, 13.0, 24.0], "area": 312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[149.0, 225.0, 162.0, 225.0, 162.0, 249.0, 149.0, 249.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the upper right of the optical airplane on the far left"}, {"id": 5338, "image_id": 3182, "category_id": 0, "bbox": [165.0, 228.0, 10.0, 20.0], "area": 200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[165.0, 228.0, 175.0, 228.0, 175.0, 248.0, 165.0, 248.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the right of the optical airplane on the left"}, {"id": 5339, "image_id": 3183, "category_id": 0, "bbox": [160.0, 70.0, 71.0, 63.0], "area": 4473.0, "iscrowd": 0, "ignore": 0, "segmentation": [[160.0, 70.0, 231.0, 70.0, 231.0, 133.0, 160.0, 133.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 5340, "image_id": 3183, "category_id": 0, "bbox": [170.0, 436.0, 70.0, 62.0], "area": 4340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[170.0, 436.0, 240.0, 436.0, 240.0, 498.0, 170.0, 498.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the middle"}, {"id": 5341, "image_id": 3183, "category_id": 0, "bbox": [554.0, 678.0, 64.0, 55.0], "area": 3520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[554.0, 678.0, 618.0, 678.0, 618.0, 733.0, 554.0, 733.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower right"}, {"id": 5342, "image_id": 3184, "category_id": 10, "bbox": [361.0, 134.0, 33.0, 36.0], "area": 1188.0, "iscrowd": 0, "ignore": 0, "segmentation": [[361.0, 134.0, 394.0, 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667.0, 617.0, 667.0, 643.0, 648.0, 643.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower right"}, {"id": 5425, "image_id": 3226, "category_id": 0, "bbox": [253.0, 452.0, 35.0, 64.0], "area": 2240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[253.0, 452.0, 288.0, 452.0, 288.0, 516.0, 253.0, 516.0]], "category_name": "optical vehicle", "caption": "A optical vehicle in the middle"}, {"id": 5426, "image_id": 3226, "category_id": 0, "bbox": [540.0, 335.0, 61.0, 30.0], "area": 1830.0, "iscrowd": 0, "ignore": 0, "segmentation": [[540.0, 335.0, 601.0, 335.0, 601.0, 365.0, 540.0, 365.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 5427, "image_id": 3227, "category_id": 10, "bbox": [303.0, 288.0, 138.0, 134.0], "area": 18492.0, "iscrowd": 0, "ignore": 0, "segmentation": [[303.0, 288.0, 441.0, 288.0, 441.0, 422.0, 303.0, 422.0]], "category_name": "optical storage tank", "caption": "The white optical storage tank 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3229, "category_id": 0, "bbox": [491.0, 215.0, 8.0, 31.0], "area": 248.0, "iscrowd": 0, "ignore": 0, "segmentation": [[491.0, 215.0, 499.0, 215.0, 499.0, 246.0, 491.0, 246.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 5432, "image_id": 3230, "category_id": 0, "bbox": [308.0, 59.0, 56.0, 109.0], "area": 6104.0, "iscrowd": 0, "ignore": 0, "segmentation": [[308.0, 59.0, 364.0, 59.0, 364.0, 168.0, 308.0, 168.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 5433, "image_id": 3230, "category_id": 0, "bbox": [474.0, 381.0, 99.0, 46.0], "area": 4554.0, "iscrowd": 0, "ignore": 0, "segmentation": [[474.0, 381.0, 573.0, 381.0, 573.0, 427.0, 474.0, 427.0]], "category_name": "optical vehicle", "caption": "A optical vehicle in the middle"}, {"id": 5434, "image_id": 3230, "category_id": 0, "bbox": [679.0, 472.0, 92.0, 45.0], "area": 4140.0, "iscrowd": 0, "ignore": 0, "segmentation": [[679.0, 472.0, 771.0, 472.0, 771.0, 517.0, 679.0, 517.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 5435, "image_id": 3230, "category_id": 0, "bbox": [505.0, 632.0, 94.0, 45.0], "area": 4230.0, "iscrowd": 0, "ignore": 0, "segmentation": [[505.0, 632.0, 599.0, 632.0, 599.0, 677.0, 505.0, 677.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower right"}, {"id": 5436, "image_id": 3231, "category_id": 0, "bbox": [621.0, 240.0, 25.0, 50.0], "area": 1250.0, "iscrowd": 0, "ignore": 0, "segmentation": [[621.0, 240.0, 646.0, 240.0, 646.0, 290.0, 621.0, 290.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 5437, "image_id": 3231, "category_id": 0, "bbox": [196.0, 510.0, 28.0, 25.0], "area": 700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[196.0, 510.0, 224.0, 510.0, 224.0, 535.0, 196.0, 535.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 5438, "image_id": 3231, "category_id": 0, "bbox": [180.0, 561.0, 42.0, 38.0], "area": 1596.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 561.0, 222.0, 561.0, 222.0, 599.0, 180.0, 599.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower left"}, {"id": 5439, "image_id": 3231, "category_id": 0, "bbox": [292.0, 604.0, 38.0, 35.0], "area": 1330.0, "iscrowd": 0, "ignore": 0, "segmentation": [[292.0, 604.0, 330.0, 604.0, 330.0, 639.0, 292.0, 639.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is similar in size to the optical vehicle on the lower left"}, {"id": 5440, "image_id": 3231, "category_id": 0, "bbox": [262.0, 666.0, 18.0, 18.0], "area": 324.0, "iscrowd": 0, "ignore": 0, "segmentation": [[262.0, 666.0, 280.0, 666.0, 280.0, 684.0, 262.0, 684.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is much smaller than the optical vehicle on the left"}, {"id": 5441, "image_id": 3232, "category_id": 13, "bbox": [1.0, 115.0, 644.0, 260.0], "area": 167440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 115.0, 645.0, 115.0, 645.0, 375.0, 1.0, 375.0]], "category_name": "optical harbor", "caption": "The optical harbor is on the left of the optical ship on the right"}, {"id": 5442, "image_id": 3233, "category_id": 0, "bbox": [605.0, 327.0, 43.0, 26.0], "area": 1118.0, "iscrowd": 0, "ignore": 0, "segmentation": [[605.0, 327.0, 648.0, 327.0, 648.0, 353.0, 605.0, 353.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 5443, "image_id": 3233, "category_id": 0, "bbox": [520.0, 211.0, 45.0, 26.0], "area": 1170.0, "iscrowd": 0, "ignore": 0, "segmentation": [[520.0, 211.0, 565.0, 211.0, 565.0, 237.0, 520.0, 237.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 5444, "image_id": 3233, "category_id": 0, "bbox": [61.0, 467.0, 33.0, 23.0], "area": 759.0, "iscrowd": 0, "ignore": 0, "segmentation": [[61.0, 467.0, 94.0, 467.0, 94.0, 490.0, 61.0, 490.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little smaller than the optical vehicle on the top"}, {"id": 5445, "image_id": 3233, "category_id": 0, "bbox": [45.0, 573.0, 119.0, 29.0], "area": 3451.0, "iscrowd": 0, "ignore": 0, "segmentation": [[45.0, 573.0, 164.0, 573.0, 164.0, 602.0, 45.0, 602.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower left"}, {"id": 5446, "image_id": 3234, "category_id": 0, "bbox": [661.0, 466.0, 36.0, 17.0], "area": 612.0, "iscrowd": 0, "ignore": 0, "segmentation": [[661.0, 466.0, 697.0, 466.0, 697.0, 483.0, 661.0, 483.0]], "category_name": "optical vehicle", "caption": "A tiny gray and black optical vehicle"}, {"id": 5447, "image_id": 3235, "category_id": 0, "bbox": [395.0, 217.0, 19.0, 78.0], "area": 1482.0, "iscrowd": 0, "ignore": 0, "segmentation": [[395.0, 217.0, 414.0, 217.0, 414.0, 295.0, 395.0, 295.0]], "category_name": "optical vehicle", "caption": "The red optical vehicle"}, {"id": 5448, "image_id": 3236, "category_id": 10, "bbox": [237.0, 300.0, 220.0, 188.0], "area": 41360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[237.0, 300.0, 457.0, 300.0, 457.0, 488.0, 237.0, 488.0]], "category_name": "optical storage tank", "caption": "A large optical storage tank located in the center"}, {"id": 5449, "image_id": 3237, "category_id": 0, "bbox": [400.0, 89.0, 28.0, 48.0], "area": 1344.0, "iscrowd": 0, "ignore": 0, "segmentation": [[400.0, 89.0, 428.0, 89.0, 428.0, 137.0, 400.0, 137.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 5450, "image_id": 3238, "category_id": 0, "bbox": [90.0, 730.0, 37.0, 36.0], "area": 1332.0, "iscrowd": 0, "ignore": 0, "segmentation": [[90.0, 730.0, 127.0, 730.0, 127.0, 766.0, 90.0, 766.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower left"}, {"id": 5451, "image_id": 3239, "category_id": 10, "bbox": [280.0, 240.0, 164.0, 161.0], "area": 26404.0, "iscrowd": 0, "ignore": 0, "segmentation": [[280.0, 240.0, 444.0, 240.0, 444.0, 401.0, 280.0, 401.0]], "category_name": "optical storage tank", "caption": "A large rounded green optical storage tank located in the center"}, {"id": 5452, "image_id": 3240, "category_id": 10, "bbox": [387.0, 347.0, 231.0, 218.0], "area": 50358.0, "iscrowd": 0, "ignore": 0, "segmentation": [[387.0, 347.0, 618.0, 347.0, 618.0, 565.0, 387.0, 565.0]], "category_name": "optical storage tank", "caption": "The large optical storage tank located in the center"}, {"id": 5453, "image_id": 3241, "category_id": 7, "bbox": [285.0, 203.0, 285.0, 172.0], "area": 49020.0, "iscrowd": 0, "ignore": 0, "segmentation": [[285.0, 203.0, 570.0, 203.0, 570.0, 375.0, 285.0, 375.0]], "category_name": "optical tennis court", "caption": "The optical tennis court is on the lower right of the optical basketball court on the upper left"}, {"id": 5454, "image_id": 3242, "category_id": 0, "bbox": [695.0, 462.0, 13.0, 13.0], "area": 169.0, "iscrowd": 0, "ignore": 0, "segmentation": [[695.0, 462.0, 708.0, 462.0, 708.0, 475.0, 695.0, 475.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the right of the gray and black stadium"}, {"id": 5455, "image_id": 3243, "category_id": 0, "bbox": [686.0, 631.0, 34.0, 31.0], "area": 1054.0, "iscrowd": 0, "ignore": 0, "segmentation": [[686.0, 631.0, 720.0, 631.0, 720.0, 662.0, 686.0, 662.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower right"}, {"id": 5456, "image_id": 3243, "category_id": 0, "bbox": [454.0, 416.0, 32.0, 28.0], "area": 896.0, "iscrowd": 0, "ignore": 0, "segmentation": [[454.0, 416.0, 486.0, 416.0, 486.0, 444.0, 454.0, 444.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is similar in size to the optical vehicle on the lower right"}, {"id": 5457, "image_id": 3244, "category_id": 0, "bbox": [468.0, 483.0, 36.0, 26.0], "area": 936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[468.0, 483.0, 504.0, 483.0, 504.0, 509.0, 468.0, 509.0]], "category_name": "optical vehicle", "caption": "A tiny optical vehicle"}, {"id": 5458, "image_id": 3245, "category_id": 0, "bbox": [727.0, 372.0, 27.0, 21.0], "area": 567.0, "iscrowd": 0, "ignore": 0, "segmentation": [[727.0, 372.0, 754.0, 372.0, 754.0, 393.0, 727.0, 393.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the right of the optical airplane in the middle"}, {"id": 5459, "image_id": 3246, "category_id": 0, "bbox": [624.0, 735.0, 42.0, 20.0], "area": 840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[624.0, 735.0, 666.0, 735.0, 666.0, 755.0, 624.0, 755.0]], "category_name": "optical vehicle", "caption": "A tiny optical vehicle on the lower right"}, {"id": 5460, "image_id": 3247, "category_id": 0, "bbox": [489.0, 482.0, 21.0, 9.0], "area": 189.0, "iscrowd": 0, "ignore": 0, "segmentation": [[489.0, 482.0, 510.0, 482.0, 510.0, 491.0, 489.0, 491.0]], "category_name": 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493.0]], "category_name": "optical tennis court", "caption": "The optical tennis court is on the left of the baseball field in the middle"}, {"id": 5471, "image_id": 3252, "category_id": 0, "bbox": [678.0, 347.0, 64.0, 32.0], "area": 2048.0, "iscrowd": 0, "ignore": 0, "segmentation": [[678.0, 347.0, 742.0, 347.0, 742.0, 379.0, 678.0, 379.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the right of the large optical basketball court"}, {"id": 5472, "image_id": 3253, "category_id": 0, "bbox": [582.0, 390.0, 35.0, 21.0], "area": 735.0, "iscrowd": 0, "ignore": 0, "segmentation": [[582.0, 390.0, 617.0, 390.0, 617.0, 411.0, 582.0, 411.0]], "category_name": "optical vehicle", "caption": "The white and gray tiny optical vehicle"}, {"id": 5473, "image_id": 3254, "category_id": 10, "bbox": [264.0, 402.0, 183.0, 175.0], "area": 32025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[264.0, 402.0, 447.0, 402.0, 447.0, 577.0, 264.0, 577.0]], "category_name": "optical 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optical tennis court on the left"}, {"id": 5494, "image_id": 3265, "category_id": 0, "bbox": [192.0, 420.0, 32.0, 27.0], "area": 864.0, "iscrowd": 0, "ignore": 0, "segmentation": [[192.0, 420.0, 224.0, 420.0, 224.0, 447.0, 192.0, 447.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 5495, "image_id": 3266, "category_id": 0, "bbox": [480.0, 318.0, 28.0, 12.0], "area": 336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[480.0, 318.0, 508.0, 318.0, 508.0, 330.0, 480.0, 330.0]], "category_name": "optical vehicle", "caption": "A gray tiny optical vehicle"}, {"id": 5496, "image_id": 3267, "category_id": 10, "bbox": [423.0, 243.0, 146.0, 143.0], "area": 20878.0, "iscrowd": 0, "ignore": 0, "segmentation": [[423.0, 243.0, 569.0, 243.0, 569.0, 386.0, 423.0, 386.0]], "category_name": "optical storage tank", "caption": "The gray rounded optical storage tank in the center"}, {"id": 5497, "image_id": 3268, "category_id": 10, "bbox": [421.0, 264.0, 145.0, 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"category_name": "optical tennis court", "caption": "A optical tennis court on the top"}, {"id": 5514, "image_id": 3275, "category_id": 0, "bbox": [462.0, 386.0, 23.0, 9.0], "area": 207.0, "iscrowd": 0, "ignore": 0, "segmentation": [[462.0, 386.0, 485.0, 386.0, 485.0, 395.0, 462.0, 395.0]], "category_name": "optical vehicle", "caption": "A orange and gray optical vehicle"}, {"id": 5515, "image_id": 3276, "category_id": 0, "bbox": [783.0, 373.0, 17.0, 8.0], "area": 136.0, "iscrowd": 0, "ignore": 0, "segmentation": [[783.0, 373.0, 800.0, 373.0, 800.0, 381.0, 783.0, 381.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the right of the orange and gray optical bridge"}, {"id": 5516, "image_id": 3276, "category_id": 0, "bbox": [770.0, 667.0, 9.0, 20.0], "area": 180.0, "iscrowd": 0, "ignore": 0, "segmentation": [[770.0, 667.0, 779.0, 667.0, 779.0, 687.0, 770.0, 687.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower right of the optical harbor on the lower left"}, {"id": 5517, "image_id": 3276, "category_id": 13, "bbox": [232.0, 595.0, 35.0, 59.0], "area": 2065.0, "iscrowd": 0, "ignore": 0, "segmentation": [[232.0, 595.0, 267.0, 595.0, 267.0, 654.0, 232.0, 654.0]], "category_name": "optical harbor", "caption": "A optical harbor on the lower left"}, {"id": 5518, "image_id": 3276, "category_id": 13, "bbox": [193.0, 108.0, 44.0, 43.0], "area": 1892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[193.0, 108.0, 237.0, 108.0, 237.0, 151.0, 193.0, 151.0]], "category_name": "optical harbor", "caption": "A optical harbor on the upper left"}, {"id": 5519, "image_id": 3276, "category_id": 13, "bbox": [229.0, 459.0, 11.0, 42.0], "area": 462.0, "iscrowd": 0, "ignore": 0, "segmentation": [[229.0, 459.0, 240.0, 459.0, 240.0, 501.0, 229.0, 501.0]], "category_name": "optical harbor", "caption": "The optical harbor is above the optical harbor on the lower left"}, {"id": 5520, "image_id": 3276, "category_id": 13, "bbox": [218.0, 255.0, 27.0, 73.0], "area": 1971.0, "iscrowd": 0, "ignore": 0, "segmentation": [[218.0, 255.0, 245.0, 255.0, 245.0, 328.0, 218.0, 328.0]], "category_name": "optical harbor", "caption": "The optical harbor is above the orange and gray optical bridge in the middle"}, {"id": 5521, "image_id": 3276, "category_id": 13, "bbox": [587.0, 437.0, 13.0, 42.0], "area": 546.0, "iscrowd": 0, "ignore": 0, "segmentation": [[587.0, 437.0, 600.0, 437.0, 600.0, 479.0, 587.0, 479.0]], "category_name": "optical harbor", "caption": "A optical harbor is on the upper right of the optical harbor on the lower left"}, {"id": 5522, "image_id": 3277, "category_id": 7, "bbox": [435.0, 30.0, 100.0, 202.0], "area": 20200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[435.0, 30.0, 535.0, 30.0, 535.0, 232.0, 435.0, 232.0]], "category_name": "optical tennis court", "caption": "An optical tennis court is on the upper left of the orange large baseball field"}, {"id": 5523, "image_id": 3278, "category_id": 7, "bbox": [265.0, 30.0, 100.0, 202.0], "area": 20200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[265.0, 30.0, 365.0, 30.0, 365.0, 232.0, 265.0, 232.0]], "category_name": "optical tennis court", "caption": "A optical tennis court is on the upper right of the orange large baseball field"}, {"id": 5524, "image_id": 3279, "category_id": 0, "bbox": [201.0, 376.0, 26.0, 16.0], "area": 416.0, "iscrowd": 0, "ignore": 0, "segmentation": [[201.0, 376.0, 227.0, 376.0, 227.0, 392.0, 201.0, 392.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 5525, "image_id": 3279, "category_id": 0, "bbox": [566.0, 665.0, 12.0, 25.0], "area": 300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[566.0, 665.0, 578.0, 665.0, 578.0, 690.0, 566.0, 690.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower right"}, {"id": 5526, "image_id": 3280, "category_id": 10, "bbox": [351.0, 183.0, 111.0, 103.0], "area": 11433.0, "iscrowd": 0, "ignore": 0, "segmentation": [[351.0, 183.0, 462.0, 183.0, 462.0, 286.0, 351.0, 286.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the top"}, {"id": 5527, "image_id": 3280, "category_id": 10, "bbox": [283.0, 308.0, 80.0, 70.0], "area": 5600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[283.0, 308.0, 363.0, 308.0, 363.0, 378.0, 283.0, 378.0]], "category_name": "optical storage tank", "caption": "The optical storage tank is on the lower left of the optical storage tank on the top"}, {"id": 5528, "image_id": 3280, "category_id": 10, "bbox": [345.0, 408.0, 83.0, 73.0], "area": 6059.0, "iscrowd": 0, "ignore": 0, "segmentation": [[345.0, 408.0, 428.0, 408.0, 428.0, 481.0, 345.0, 481.0]], "category_name": "optical storage tank", "caption": "A optical storage tank is below the optical storage tank on the top"}, {"id": 5529, "image_id": 3281, "category_id": 0, "bbox": [134.0, 133.0, 67.0, 31.0], "area": 2077.0, "iscrowd": 0, "ignore": 0, "segmentation": [[134.0, 133.0, 201.0, 133.0, 201.0, 164.0, 134.0, 164.0]], "category_name": "optical vehicle", "caption": "A blue and black optical vehicle"}, {"id": 5530, "image_id": 3281, "category_id": 0, "bbox": [511.0, 647.0, 62.0, 34.0], "area": 2108.0, "iscrowd": 0, "ignore": 0, "segmentation": [[511.0, 647.0, 573.0, 647.0, 573.0, 681.0, 511.0, 681.0]], "category_name": "optical vehicle", "caption": "The optical vehicle at the bottom"}, {"id": 5531, "image_id": 3282, "category_id": 0, "bbox": [738.0, 22.0, 18.0, 19.0], "area": 342.0, "iscrowd": 0, "ignore": 0, "segmentation": [[738.0, 22.0, 756.0, 22.0, 756.0, 41.0, 738.0, 41.0]], "category_name": "optical vehicle", "caption": "The tiny optical vehicle on the upper right"}, {"id": 5532, "image_id": 3283, "category_id": 0, "bbox": [529.0, 222.0, 19.0, 11.0], "area": 209.0, "iscrowd": 0, "ignore": 0, "segmentation": [[529.0, 222.0, 548.0, 222.0, 548.0, 233.0, 529.0, 233.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the top"}, {"id": 5533, "image_id": 3283, "category_id": 0, "bbox": [252.0, 248.0, 18.0, 8.0], "area": 144.0, "iscrowd": 0, "ignore": 0, "segmentation": [[252.0, 248.0, 270.0, 248.0, 270.0, 256.0, 252.0, 256.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is a little smaller than the optical vehicle on the top"}, {"id": 5534, "image_id": 3284, "category_id": 0, "bbox": [276.0, 447.0, 34.0, 47.0], "area": 1598.0, "iscrowd": 0, "ignore": 0, "segmentation": [[276.0, 447.0, 310.0, 447.0, 310.0, 494.0, 276.0, 494.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is much bigger than the optical vehicle on the top"}, {"id": 5535, "image_id": 3284, "category_id": 0, "bbox": [282.0, 11.0, 17.0, 34.0], "area": 578.0, "iscrowd": 0, "ignore": 0, "segmentation": [[282.0, 11.0, 299.0, 11.0, 299.0, 45.0, 282.0, 45.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 5536, "image_id": 3285, "category_id": 0, "bbox": [588.0, 319.0, 32.0, 22.0], "area": 704.0, "iscrowd": 0, "ignore": 0, "segmentation": [[588.0, 319.0, 620.0, 319.0, 620.0, 341.0, 588.0, 341.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the upper right of the optical vehicle at the bottom"}, {"id": 5537, "image_id": 3285, "category_id": 0, "bbox": [257.0, 565.0, 21.0, 29.0], "area": 609.0, "iscrowd": 0, "ignore": 0, "segmentation": [[257.0, 565.0, 278.0, 565.0, 278.0, 594.0, 257.0, 594.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 5538, "image_id": 3285, "category_id": 0, "bbox": [78.0, 435.0, 54.0, 33.0], "area": 1782.0, "iscrowd": 0, "ignore": 0, "segmentation": [[78.0, 435.0, 132.0, 435.0, 132.0, 468.0, 78.0, 468.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the left"}, {"id": 5539, "image_id": 3286, "category_id": 0, "bbox": [24.0, 683.0, 32.0, 30.0], "area": 960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[24.0, 683.0, 56.0, 683.0, 56.0, 713.0, 24.0, 713.0]], "category_name": "optical vehicle", "caption": "The tiny optical vehicle"}, {"id": 5540, "image_id": 3286, "category_id": 0, "bbox": [40.0, 523.0, 128.0, 132.0], "area": 16896.0, "iscrowd": 0, "ignore": 0, "segmentation": [[40.0, 523.0, 168.0, 523.0, 168.0, 655.0, 40.0, 655.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is similar in size to the optical vehicle in the middle"}, {"id": 5541, "image_id": 3286, "category_id": 0, "bbox": [345.0, 196.0, 126.0, 140.0], "area": 17640.0, "iscrowd": 0, "ignore": 0, "segmentation": [[345.0, 196.0, 471.0, 196.0, 471.0, 336.0, 345.0, 336.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the middle"}, {"id": 5542, "image_id": 3286, "category_id": 0, "bbox": [506.0, 153.0, 44.0, 49.0], "area": 2156.0, "iscrowd": 0, "ignore": 0, "segmentation": [[506.0, 153.0, 550.0, 153.0, 550.0, 202.0, 506.0, 202.0]], "category_name": "optical vehicle", "caption": "The small optical vehicle"}, {"id": 5543, "image_id": 3287, "category_id": 0, "bbox": [331.0, 368.0, 37.0, 94.0], "area": 3478.0, "iscrowd": 0, "ignore": 0, "segmentation": [[331.0, 368.0, 368.0, 368.0, 368.0, 462.0, 331.0, 462.0]], "category_name": "optical vehicle", "caption": "A optical vehicle in the middle"}, {"id": 5544, "image_id": 3287, "category_id": 0, "bbox": [663.0, 371.0, 38.0, 95.0], "area": 3610.0, "iscrowd": 0, "ignore": 0, "segmentation": [[663.0, 371.0, 701.0, 371.0, 701.0, 466.0, 663.0, 466.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 5545, "image_id": 3288, "category_id": 0, "bbox": [310.0, 225.0, 37.0, 85.0], "area": 3145.0, "iscrowd": 0, "ignore": 0, "segmentation": [[310.0, 225.0, 347.0, 225.0, 347.0, 310.0, 310.0, 310.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is above the optical vehicle at the bottom"}, {"id": 5546, "image_id": 3288, "category_id": 0, "bbox": [593.0, 208.0, 37.0, 97.0], "area": 3589.0, "iscrowd": 0, "ignore": 0, "segmentation": [[593.0, 208.0, 630.0, 208.0, 630.0, 305.0, 593.0, 305.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 5547, "image_id": 3288, "category_id": 0, "bbox": [297.0, 554.0, 35.0, 83.0], "area": 2905.0, "iscrowd": 0, "ignore": 0, "segmentation": [[297.0, 554.0, 332.0, 554.0, 332.0, 637.0, 297.0, 637.0]], "category_name": "optical vehicle", "caption": "The optical vehicle at the bottom"}, {"id": 5548, "image_id": 3288, "category_id": 0, "bbox": [100.0, 706.0, 102.0, 39.0], "area": 3978.0, "iscrowd": 0, "ignore": 0, "segmentation": [[100.0, 706.0, 202.0, 706.0, 202.0, 745.0, 100.0, 745.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower left"}, {"id": 5549, "image_id": 3289, "category_id": 0, "bbox": [256.0, 248.0, 28.0, 17.0], "area": 476.0, "iscrowd": 0, "ignore": 0, "segmentation": [[256.0, 248.0, 284.0, 248.0, 284.0, 265.0, 256.0, 265.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the left of the gray long overpass in the middle"}, {"id": 5550, "image_id": 3289, "category_id": 0, "bbox": [484.0, 247.0, 35.0, 16.0], "area": 560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[484.0, 247.0, 519.0, 247.0, 519.0, 263.0, 484.0, 263.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little bigger than the optical vehicle on the upper right"}, {"id": 5551, "image_id": 3289, "category_id": 0, "bbox": [611.0, 220.0, 28.0, 15.0], "area": 420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[611.0, 220.0, 639.0, 220.0, 639.0, 235.0, 611.0, 235.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper right"}, {"id": 5552, "image_id": 3289, "category_id": 0, "bbox": [671.0, 248.0, 30.0, 16.0], "area": 480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[671.0, 248.0, 701.0, 248.0, 701.0, 264.0, 671.0, 264.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 5553, "image_id": 3289, "category_id": 0, "bbox": [520.0, 406.0, 32.0, 15.0], "area": 480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[520.0, 406.0, 552.0, 406.0, 552.0, 421.0, 520.0, 421.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the lower left of the optical vehicle on the right"}, {"id": 5554, "image_id": 3290, "category_id": 10, "bbox": [398.0, 169.0, 190.0, 176.0], "area": 33440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[398.0, 169.0, 588.0, 169.0, 588.0, 345.0, 398.0, 345.0]], "category_name": "optical storage tank", "caption": "A large orange and gray rounded optical storage tank located at the top"}, {"id": 5555, "image_id": 3291, "category_id": 7, "bbox": [526.0, 460.0, 71.0, 146.0], "area": 10366.0, "iscrowd": 0, "ignore": 0, "segmentation": [[526.0, 460.0, 597.0, 460.0, 597.0, 606.0, 526.0, 606.0]], "category_name": "optical tennis court", "caption": "The optical tennis court is below the optical tennis court on the upper right"}, {"id": 5556, "image_id": 3291, "category_id": 7, "bbox": [617.0, 457.0, 71.0, 146.0], "area": 10366.0, "iscrowd": 0, "ignore": 0, "segmentation": [[617.0, 457.0, 688.0, 457.0, 688.0, 603.0, 617.0, 603.0]], "category_name": "optical tennis court", "caption": "A optical tennis court is on the lower right of the optical tennis court on the upper right"}, {"id": 5557, "image_id": 3291, "category_id": 7, "bbox": [529.0, 61.0, 65.0, 144.0], "area": 9360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[529.0, 61.0, 594.0, 61.0, 594.0, 205.0, 529.0, 205.0]], "category_name": "optical tennis court", "caption": "A optical tennis court on the upper right"}, {"id": 5558, "image_id": 3292, "category_id": 7, "bbox": [526.0, 194.0, 71.0, 146.0], "area": 10366.0, "iscrowd": 0, "ignore": 0, "segmentation": [[526.0, 194.0, 597.0, 194.0, 597.0, 340.0, 526.0, 340.0]], "category_name": "optical tennis court", "caption": "The optical tennis court is above the optical tennis court on the lower right"}, {"id": 5559, "image_id": 3292, "category_id": 7, "bbox": [617.0, 197.0, 71.0, 146.0], "area": 10366.0, "iscrowd": 0, "ignore": 0, "segmentation": [[617.0, 197.0, 688.0, 197.0, 688.0, 343.0, 617.0, 343.0]], "category_name": "optical tennis court", "caption": "A optical tennis court is above the optical tennis court on the lower right"}, {"id": 5560, "image_id": 3292, "category_id": 7, "bbox": [529.0, 595.0, 65.0, 144.0], "area": 9360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[529.0, 595.0, 594.0, 595.0, 594.0, 739.0, 529.0, 739.0]], "category_name": "optical tennis court", "caption": "A optical tennis court located at the bottom right"}, {"id": 5561, "image_id": 3293, "category_id": 0, "bbox": [374.0, 595.0, 50.0, 17.0], "area": 850.0, "iscrowd": 0, "ignore": 0, "segmentation": [[374.0, 595.0, 424.0, 595.0, 424.0, 612.0, 374.0, 612.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is below the green and gray rectangular optical basketball court"}, {"id": 5562, "image_id": 3294, "category_id": 0, "bbox": [445.0, 487.0, 16.0, 26.0], "area": 416.0, "iscrowd": 0, "ignore": 0, "segmentation": [[445.0, 487.0, 461.0, 487.0, 461.0, 513.0, 445.0, 513.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is driving on the large overpass"}, {"id": 5563, "image_id": 3294, "category_id": 0, "bbox": [455.0, 181.0, 17.0, 31.0], "area": 527.0, "iscrowd": 0, "ignore": 0, "segmentation": [[455.0, 181.0, 472.0, 181.0, 472.0, 212.0, 455.0, 212.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 5564, "image_id": 3294, "category_id": 0, "bbox": [549.0, 122.0, 14.0, 20.0], "area": 280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[549.0, 122.0, 563.0, 122.0, 563.0, 142.0, 549.0, 142.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper right"}, {"id": 5565, "image_id": 3295, "category_id": 0, "bbox": [155.0, 656.0, 34.0, 67.0], "area": 2278.0, "iscrowd": 0, "ignore": 0, "segmentation": [[155.0, 656.0, 189.0, 656.0, 189.0, 723.0, 155.0, 723.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower left"}, {"id": 5566, "image_id": 3295, "category_id": 0, "bbox": [331.0, 652.0, 35.0, 75.0], "area": 2625.0, "iscrowd": 0, "ignore": 0, "segmentation": [[331.0, 652.0, 366.0, 652.0, 366.0, 727.0, 331.0, 727.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is similar in size to the optical vehicle on the lower right"}, {"id": 5567, "image_id": 3295, "category_id": 0, "bbox": [604.0, 660.0, 41.0, 70.0], "area": 2870.0, "iscrowd": 0, "ignore": 0, "segmentation": [[604.0, 660.0, 645.0, 660.0, 645.0, 730.0, 604.0, 730.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower right"}, {"id": 5568, "image_id": 3295, "category_id": 7, "bbox": [131.0, 188.0, 153.0, 322.0], "area": 49266.0, "iscrowd": 0, "ignore": 0, "segmentation": [[131.0, 188.0, 284.0, 188.0, 284.0, 510.0, 131.0, 510.0]], "category_name": "optical tennis court", "caption": "The optical tennis court on the left"}, {"id": 5569, "image_id": 3295, "category_id": 7, "bbox": [328.0, 192.0, 153.0, 322.0], "area": 49266.0, "iscrowd": 0, "ignore": 0, "segmentation": [[328.0, 192.0, 481.0, 192.0, 481.0, 514.0, 328.0, 514.0]], "category_name": "optical tennis court", "caption": "The optical tennis court in the middle"}, {"id": 5570, "image_id": 3296, "category_id": 10, "bbox": [295.0, 376.0, 204.0, 185.0], "area": 37740.0, "iscrowd": 0, "ignore": 0, "segmentation": [[295.0, 376.0, 499.0, 376.0, 499.0, 561.0, 295.0, 561.0]], "category_name": "optical storage tank", "caption": "A rounded optical storage tank"}, {"id": 5571, "image_id": 3297, "category_id": 10, "bbox": [251.0, 204.0, 78.0, 67.0], "area": 5226.0, "iscrowd": 0, "ignore": 0, "segmentation": [[251.0, 204.0, 329.0, 204.0, 329.0, 271.0, 251.0, 271.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the top"}, {"id": 5572, "image_id": 3297, "category_id": 10, "bbox": [292.0, 647.0, 83.0, 77.0], "area": 6391.0, "iscrowd": 0, "ignore": 0, "segmentation": [[292.0, 647.0, 375.0, 647.0, 375.0, 724.0, 292.0, 724.0]], "category_name": "optical storage tank", "caption": "A optical storage tank at the bottom"}, {"id": 5573, "image_id": 3298, "category_id": 10, "bbox": [471.0, 204.0, 78.0, 67.0], "area": 5226.0, "iscrowd": 0, "ignore": 0, "segmentation": [[471.0, 204.0, 549.0, 204.0, 549.0, 271.0, 471.0, 271.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the top"}, {"id": 5574, "image_id": 3298, "category_id": 10, "bbox": [425.0, 647.0, 83.0, 77.0], "area": 6391.0, "iscrowd": 0, "ignore": 0, "segmentation": [[425.0, 647.0, 508.0, 647.0, 508.0, 724.0, 425.0, 724.0]], "category_name": "optical storage tank", "caption": "A optical storage tank at the bottom"}, {"id": 5575, "image_id": 3299, "category_id": 0, "bbox": [444.0, 352.0, 33.0, 23.0], "area": 759.0, "iscrowd": 0, "ignore": 0, "segmentation": [[444.0, 352.0, 477.0, 352.0, 477.0, 375.0, 444.0, 375.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little bigger than the optical vehicle on the right"}, {"id": 5576, "image_id": 3299, "category_id": 0, "bbox": [756.0, 461.0, 30.0, 20.0], "area": 600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[756.0, 461.0, 786.0, 461.0, 786.0, 481.0, 756.0, 481.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 5577, "image_id": 3299, "category_id": 0, "bbox": [80.0, 386.0, 23.0, 17.0], "area": 391.0, "iscrowd": 0, "ignore": 0, "segmentation": [[80.0, 386.0, 103.0, 386.0, 103.0, 403.0, 80.0, 403.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little smaller than the optical vehicle on the right"}, {"id": 5578, "image_id": 3299, "category_id": 0, "bbox": [345.0, 512.0, 27.0, 18.0], "area": 486.0, "iscrowd": 0, "ignore": 0, "segmentation": [[345.0, 512.0, 372.0, 512.0, 372.0, 530.0, 345.0, 530.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower left of the optical vehicle on the right"}, {"id": 5579, "image_id": 3300, "category_id": 10, "bbox": [281.0, 292.0, 143.0, 137.0], "area": 19591.0, "iscrowd": 0, "ignore": 0, "segmentation": [[281.0, 292.0, 424.0, 292.0, 424.0, 429.0, 281.0, 429.0]], "category_name": "optical storage tank", "caption": "A large optical storage tank"}, {"id": 5580, "image_id": 3300, "category_id": 10, "bbox": [416.0, 385.0, 104.0, 102.0], "area": 10608.0, "iscrowd": 0, "ignore": 0, "segmentation": [[416.0, 385.0, 520.0, 385.0, 520.0, 487.0, 416.0, 487.0]], "category_name": "optical storage tank", "caption": "The small optical storage tank"}, {"id": 5581, "image_id": 3301, "category_id": 10, "bbox": [410.0, 397.0, 175.0, 160.0], "area": 28000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[410.0, 397.0, 585.0, 397.0, 585.0, 557.0, 410.0, 557.0]], "category_name": "optical storage tank", "caption": "The white rounded optical storage tank in the middle"}, {"id": 5582, "image_id": 3302, "category_id": 7, "bbox": [413.0, 474.0, 127.0, 221.0], "area": 28067.0, "iscrowd": 0, "ignore": 0, "segmentation": [[413.0, 474.0, 540.0, 474.0, 540.0, 695.0, 413.0, 695.0]], "category_name": "optical tennis court", "caption": "A optical tennis court at the bottom"}, {"id": 5583, "image_id": 3302, "category_id": 7, "bbox": [537.0, 455.0, 122.0, 217.0], "area": 26474.0, "iscrowd": 0, "ignore": 0, "segmentation": [[537.0, 455.0, 659.0, 455.0, 659.0, 672.0, 537.0, 672.0]], "category_name": "optical tennis court", "caption": "A optical tennis court on the lower right"}, {"id": 5584, "image_id": 3302, "category_id": 0, "bbox": [1.0, 213.0, 15.0, 35.0], "area": 525.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 213.0, 16.0, 213.0, 16.0, 248.0, 1.0, 248.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is much 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"ignore": 0, "segmentation": [[234.0, 439.0, 382.0, 439.0, 382.0, 666.0, 234.0, 666.0]], "category_name": "optical tennis court", "caption": "The optical tennis court at the bottom"}, {"id": 5634, "image_id": 3326, "category_id": 7, "bbox": [368.0, 402.0, 148.0, 227.0], "area": 33596.0, "iscrowd": 0, "ignore": 0, "segmentation": [[368.0, 402.0, 516.0, 402.0, 516.0, 629.0, 368.0, 629.0]], "category_name": "optical tennis court", "caption": "A optical tennis court in the middle"}, {"id": 5635, "image_id": 3327, "category_id": 0, "bbox": [449.0, 381.0, 17.0, 11.0], "area": 187.0, "iscrowd": 0, "ignore": 0, "segmentation": [[449.0, 381.0, 466.0, 381.0, 466.0, 392.0, 449.0, 392.0]], "category_name": "optical vehicle", "caption": "A optical vehicle in the middle"}, {"id": 5636, "image_id": 3327, "category_id": 0, "bbox": [36.0, 716.0, 12.0, 19.0], "area": 228.0, "iscrowd": 0, "ignore": 0, "segmentation": [[36.0, 716.0, 48.0, 716.0, 48.0, 735.0, 36.0, 735.0]], "category_name": "optical 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"category_id": 0, "bbox": [624.0, 322.0, 20.0, 12.0], "area": 240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[624.0, 322.0, 644.0, 322.0, 644.0, 334.0, 624.0, 334.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 5782, "image_id": 3395, "category_id": 7, "bbox": [143.0, 127.0, 107.0, 236.0], "area": 25252.0, "iscrowd": 0, "ignore": 0, "segmentation": [[143.0, 127.0, 250.0, 127.0, 250.0, 363.0, 143.0, 363.0]], "category_name": "optical tennis court", "caption": "A optical tennis court on the upper left"}, {"id": 5783, "image_id": 3395, "category_id": 7, "bbox": [577.0, 130.0, 107.0, 236.0], "area": 25252.0, "iscrowd": 0, "ignore": 0, "segmentation": [[577.0, 130.0, 684.0, 130.0, 684.0, 366.0, 577.0, 366.0]], "category_name": "optical tennis court", "caption": "The optical tennis court on the upper right"}, {"id": 5784, "image_id": 3395, "category_id": 0, "bbox": [579.0, 610.0, 54.0, 21.0], "area": 1134.0, "iscrowd": 0, "ignore": 0, 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"category_name": "optical vehicle", "caption": "The optical vehicle is on the lower left of the red optical vehicle"}, {"id": 5788, "image_id": 3396, "category_id": 7, "bbox": [368.0, 275.0, 104.0, 128.0], "area": 13312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[368.0, 275.0, 472.0, 275.0, 472.0, 403.0, 368.0, 403.0]], "category_name": "optical tennis court", "caption": "A optical tennis court is on the right of the yellow and orange baseball field in the middle"}, {"id": 5789, "image_id": 3396, "category_id": 7, "bbox": [431.0, 238.0, 104.0, 128.0], "area": 13312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[431.0, 238.0, 535.0, 238.0, 535.0, 366.0, 431.0, 366.0]], "category_name": "optical tennis court", "caption": "The optical tennis court is on the upper right of the large baseball field in the middle"}, {"id": 5790, "image_id": 3397, "category_id": 0, "bbox": [500.0, 314.0, 59.0, 54.0], "area": 3186.0, "iscrowd": 0, "ignore": 0, "segmentation": [[500.0, 314.0, 559.0, 314.0, 559.0, 368.0, 500.0, 368.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is driving on the gray overpass"}, {"id": 5791, "image_id": 3397, "category_id": 0, "bbox": [400.0, 351.0, 50.0, 47.0], "area": 2350.0, "iscrowd": 0, "ignore": 0, "segmentation": [[400.0, 351.0, 450.0, 351.0, 450.0, 398.0, 400.0, 398.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the left of the gray overpass"}, {"id": 5792, "image_id": 3397, "category_id": 0, "bbox": [278.0, 460.0, 56.0, 52.0], "area": 2912.0, "iscrowd": 0, "ignore": 0, "segmentation": [[278.0, 460.0, 334.0, 460.0, 334.0, 512.0, 278.0, 512.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the lower left of the overpass on the upper right"}, {"id": 5793, "image_id": 3398, "category_id": 13, "bbox": [56.0, 493.0, 138.0, 78.0], "area": 10764.0, "iscrowd": 0, "ignore": 0, "segmentation": [[56.0, 493.0, 194.0, 493.0, 194.0, 571.0, 56.0, 571.0]], "category_name": "optical 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[[283.0, 245.0, 328.0, 245.0, 328.0, 343.0, 283.0, 343.0]], "category_name": "optical vehicle", "caption": "A optical vehicle in the middle"}, {"id": 5804, "image_id": 3404, "category_id": 0, "bbox": [434.0, 138.0, 54.0, 116.0], "area": 6264.0, "iscrowd": 0, "ignore": 0, "segmentation": [[434.0, 138.0, 488.0, 138.0, 488.0, 254.0, 434.0, 254.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the top"}, {"id": 5805, "image_id": 3404, "category_id": 0, "bbox": [568.0, 557.0, 95.0, 45.0], "area": 4275.0, "iscrowd": 0, "ignore": 0, "segmentation": [[568.0, 557.0, 663.0, 557.0, 663.0, 602.0, 568.0, 602.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower right"}, {"id": 5806, "image_id": 3405, "category_id": 0, "bbox": [116.0, 80.0, 31.0, 36.0], "area": 1116.0, "iscrowd": 0, "ignore": 0, "segmentation": [[116.0, 80.0, 147.0, 80.0, 147.0, 116.0, 116.0, 116.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the 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349.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the left"}, {"id": 5814, "image_id": 3408, "category_id": 0, "bbox": [368.0, 357.0, 57.0, 26.0], "area": 1482.0, "iscrowd": 0, "ignore": 0, "segmentation": [[368.0, 357.0, 425.0, 357.0, 425.0, 383.0, 368.0, 383.0]], "category_name": "optical vehicle", "caption": "A optical vehicle in the middle"}, {"id": 5815, "image_id": 3408, "category_id": 0, "bbox": [696.0, 382.0, 59.0, 37.0], "area": 2183.0, "iscrowd": 0, "ignore": 0, "segmentation": [[696.0, 382.0, 755.0, 382.0, 755.0, 419.0, 696.0, 419.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 5816, "image_id": 3409, "category_id": 0, "bbox": [110.0, 447.0, 80.0, 31.0], "area": 2480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[110.0, 447.0, 190.0, 447.0, 190.0, 478.0, 110.0, 478.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is similar in size to the optical vehicle in the middle"}, {"id": 5817, "image_id": 3409, "category_id": 0, "bbox": [118.0, 532.0, 60.0, 26.0], "area": 1560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[118.0, 532.0, 178.0, 532.0, 178.0, 558.0, 118.0, 558.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower left of the optical vehicle on the right"}, {"id": 5818, "image_id": 3409, "category_id": 0, "bbox": [480.0, 329.0, 74.0, 33.0], "area": 2442.0, "iscrowd": 0, "ignore": 0, "segmentation": [[480.0, 329.0, 554.0, 329.0, 554.0, 362.0, 480.0, 362.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the middle"}, {"id": 5819, "image_id": 3409, "category_id": 0, "bbox": [639.0, 441.0, 69.0, 27.0], "area": 1863.0, "iscrowd": 0, "ignore": 0, "segmentation": [[639.0, 441.0, 708.0, 441.0, 708.0, 468.0, 639.0, 468.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 5820, "image_id": 3410, "category_id": 7, "bbox": [293.0, 346.0, 221.0, 112.0], "area": 24752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[293.0, 346.0, 514.0, 346.0, 514.0, 458.0, 293.0, 458.0]], "category_name": "optical tennis court", "caption": "The gray large optical tennis court in the middle"}, {"id": 5821, "image_id": 3411, "category_id": 7, "bbox": [286.0, 346.0, 221.0, 112.0], "area": 24752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[286.0, 346.0, 507.0, 346.0, 507.0, 458.0, 286.0, 458.0]], "category_name": "optical tennis court", "caption": "The gray large optical tennis court in the middle"}, {"id": 5822, "image_id": 3412, "category_id": 13, "bbox": [484.0, 63.0, 29.0, 57.0], "area": 1653.0, "iscrowd": 0, "ignore": 0, "segmentation": [[484.0, 63.0, 513.0, 63.0, 513.0, 120.0, 484.0, 120.0]], "category_name": "optical harbor", "caption": "The optical harbor is above the optical ground track field on the bottom"}, {"id": 5823, "image_id": 3413, "category_id": 10, "bbox": [523.0, 201.0, 204.0, 185.0], "area": 37740.0, "iscrowd": 0, "ignore": 0, "segmentation": [[523.0, 201.0, 727.0, 201.0, 727.0, 386.0, 523.0, 386.0]], "category_name": "optical storage tank", "caption": "The large optical storage tank"}, {"id": 5824, "image_id": 3413, "category_id": 10, "bbox": [587.0, 410.0, 131.0, 117.0], "area": 15327.0, "iscrowd": 0, "ignore": 0, "segmentation": [[587.0, 410.0, 718.0, 410.0, 718.0, 527.0, 587.0, 527.0]], "category_name": "optical storage tank", "caption": "A small optical storage tank"}, {"id": 5825, "image_id": 3414, "category_id": 7, "bbox": [279.0, 294.0, 125.0, 193.0], "area": 24125.0, "iscrowd": 0, "ignore": 0, "segmentation": [[279.0, 294.0, 404.0, 294.0, 404.0, 487.0, 279.0, 487.0]], "category_name": "optical tennis court", "caption": "The optical tennis court is on the upper left of the rectangular optical basketball court"}, {"id": 5826, "image_id": 3414, "category_id": 7, "bbox": [391.0, 262.0, 125.0, 193.0], "area": 24125.0, "iscrowd": 0, "ignore": 0, "segmentation": [[391.0, 262.0, 516.0, 262.0, 516.0, 455.0, 391.0, 455.0]], "category_name": "optical tennis court", "caption": "A optical tennis court is above the rectangular yellow and orange optical basketball court at the bottom"}, {"id": 5827, "image_id": 3415, "category_id": 0, "bbox": [205.0, 508.0, 23.0, 20.0], "area": 460.0, "iscrowd": 0, "ignore": 0, "segmentation": [[205.0, 508.0, 228.0, 508.0, 228.0, 528.0, 205.0, 528.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 5828, "image_id": 3415, "category_id": 0, "bbox": [517.0, 319.0, 31.0, 28.0], "area": 868.0, "iscrowd": 0, "ignore": 0, "segmentation": [[517.0, 319.0, 548.0, 319.0, 548.0, 347.0, 517.0, 347.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is a little bigger than the optical vehicle on the left"}, {"id": 5829, "image_id": 3416, "category_id": 0, "bbox": [528.0, 471.0, 60.0, 39.0], "area": 2340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[528.0, 471.0, 588.0, 471.0, 588.0, 510.0, 528.0, 510.0]], "category_name": "optical vehicle", "caption": "A small optical vehicle"}, {"id": 5830, "image_id": 3416, "category_id": 0, "bbox": [504.0, 508.0, 25.0, 48.0], "area": 1200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[504.0, 508.0, 529.0, 508.0, 529.0, 556.0, 504.0, 556.0]], "category_name": "optical vehicle", "caption": "A tiny optical vehicle"}, {"id": 5831, "image_id": 3417, "category_id": 0, "bbox": [231.0, 47.0, 40.0, 31.0], "area": 1240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[231.0, 47.0, 271.0, 47.0, 271.0, 78.0, 231.0, 78.0]], "category_name": "optical vehicle", "caption": "The red and black tiny optical vehicle"}, {"id": 5832, "image_id": 3418, "category_id": 0, "bbox": [596.0, 654.0, 16.0, 25.0], "area": 400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[596.0, 654.0, 612.0, 654.0, 612.0, 679.0, 596.0, 679.0]], "category_name": "optical vehicle", "caption": "A gray and black optical vehicle on the lower right"}, {"id": 5833, "image_id": 3419, "category_id": 0, "bbox": [437.0, 633.0, 82.0, 38.0], "area": 3116.0, "iscrowd": 0, "ignore": 0, "segmentation": [[437.0, 633.0, 519.0, 633.0, 519.0, 671.0, 437.0, 671.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the right of the blue expressway toll station at the bottom"}, {"id": 5834, "image_id": 3420, "category_id": 10, "bbox": [589.0, 451.0, 46.0, 46.0], "area": 2116.0, "iscrowd": 0, "ignore": 0, "segmentation": [[589.0, 451.0, 635.0, 451.0, 635.0, 497.0, 589.0, 497.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the right"}, {"id": 5835, "image_id": 3421, "category_id": 0, "bbox": [377.0, 243.0, 19.0, 9.0], "area": 171.0, "iscrowd": 0, "ignore": 0, "segmentation": [[377.0, 243.0, 396.0, 243.0, 396.0, 252.0, 377.0, 252.0]], "category_name": "optical vehicle", "caption": "A tiny optical vehicle on the top"}, {"id": 5836, "image_id": 3422, "category_id": 10, "bbox": [300.0, 24.0, 64.0, 60.0], "area": 3840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[300.0, 24.0, 364.0, 24.0, 364.0, 84.0, 300.0, 84.0]], "category_name": "optical storage tank", "caption": "A gray rounded optical storage tank at the top"}, {"id": 5837, "image_id": 3423, "category_id": 0, "bbox": [72.0, 455.0, 28.0, 69.0], "area": 1932.0, "iscrowd": 0, "ignore": 0, "segmentation": [[72.0, 455.0, 100.0, 455.0, 100.0, 524.0, 72.0, 524.0]], "category_name": "optical vehicle", "caption": "A red optical vehicle"}, {"id": 5838, "image_id": 3423, "category_id": 0, "bbox": [149.0, 453.0, 28.0, 65.0], "area": 1820.0, "iscrowd": 0, "ignore": 0, "segmentation": [[149.0, 453.0, 177.0, 453.0, 177.0, 518.0, 149.0, 518.0]], "category_name": "optical vehicle", "caption": "A blue optical vehicle"}, {"id": 5839, "image_id": 3423, "category_id": 0, "bbox": [493.0, 451.0, 31.0, 69.0], "area": 2139.0, "iscrowd": 0, "ignore": 0, "segmentation": [[493.0, 451.0, 524.0, 451.0, 524.0, 520.0, 493.0, 520.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the middle"}, {"id": 5840, "image_id": 3423, "category_id": 0, "bbox": [743.0, 199.0, 32.0, 75.0], "area": 2400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[743.0, 199.0, 775.0, 199.0, 775.0, 274.0, 743.0, 274.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper right"}, {"id": 5841, "image_id": 3424, "category_id": 0, "bbox": [358.0, 529.0, 20.0, 21.0], "area": 420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[358.0, 529.0, 378.0, 529.0, 378.0, 550.0, 358.0, 550.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is parked in the expressway service area at the bottom"}, {"id": 5842, "image_id": 3425, "category_id": 10, "bbox": [610.0, 578.0, 50.0, 54.0], "area": 2700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[610.0, 578.0, 660.0, 578.0, 660.0, 632.0, 610.0, 632.0]], "category_name": "optical storage tank", "caption": "The optical storage tank is a little smaller than the chimney on the top"}, {"id": 5843, "image_id": 3425, "category_id": 10, "bbox": [688.0, 586.0, 24.0, 40.0], "area": 960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[688.0, 586.0, 712.0, 586.0, 712.0, 626.0, 688.0, 626.0]], "category_name": "optical storage tank", "caption": "A optical storage tank is much smaller than the chimney on the top"}, {"id": 5844, "image_id": 3426, "category_id": 0, "bbox": [294.0, 784.0, 27.0, 15.0], "area": 405.0, "iscrowd": 0, "ignore": 0, "segmentation": [[294.0, 784.0, 321.0, 784.0, 321.0, 799.0, 294.0, 799.0]], "category_name": "optical vehicle", "caption": "A sleek optical vehicle is below the small slender optical bridge in the middle"}, {"id": 5845, "image_id": 3426, "category_id": 13, "bbox": [452.0, 212.0, 29.0, 30.0], "area": 870.0, "iscrowd": 0, "ignore": 0, "segmentation": [[452.0, 212.0, 481.0, 212.0, 481.0, 242.0, 452.0, 242.0]], "category_name": "optical harbor", "caption": "The tiny gray optical harbor located at the top"}, {"id": 5846, "image_id": 3427, "category_id": 10, "bbox": [57.0, 194.0, 127.0, 119.0], "area": 15113.0, "iscrowd": 0, "ignore": 0, "segmentation": [[57.0, 194.0, 184.0, 194.0, 184.0, 313.0, 57.0, 313.0]], "category_name": "optical storage tank", "caption": "A optical storage tank is on the left of the optical storage tank on the top"}, {"id": 5847, "image_id": 3427, "category_id": 10, "bbox": [342.0, 189.0, 127.0, 119.0], "area": 15113.0, "iscrowd": 0, "ignore": 0, "segmentation": [[342.0, 189.0, 469.0, 189.0, 469.0, 308.0, 342.0, 308.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the top"}, {"id": 5848, "image_id": 3427, "category_id": 10, "bbox": [622.0, 178.0, 131.0, 127.0], "area": 16637.0, "iscrowd": 0, "ignore": 0, "segmentation": [[622.0, 178.0, 753.0, 178.0, 753.0, 305.0, 622.0, 305.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the upper right"}, {"id": 5849, "image_id": 3427, "category_id": 10, "bbox": [59.0, 383.0, 127.0, 119.0], "area": 15113.0, "iscrowd": 0, "ignore": 0, "segmentation": [[59.0, 383.0, 186.0, 383.0, 186.0, 502.0, 59.0, 502.0]], "category_name": "optical storage tank", "caption": "The optical storage tank is on the left of the optical storage tank in the middle"}, {"id": 5850, "image_id": 3427, "category_id": 10, "bbox": [346.0, 376.0, 121.0, 119.0], "area": 14399.0, "iscrowd": 0, "ignore": 0, "segmentation": [[346.0, 376.0, 467.0, 376.0, 467.0, 495.0, 346.0, 495.0]], "category_name": "optical storage tank", "caption": "A optical storage tank in the middle"}, {"id": 5851, "image_id": 3428, "category_id": 0, "bbox": [96.0, 636.0, 92.0, 59.0], "area": 5428.0, "iscrowd": 0, "ignore": 0, "segmentation": [[96.0, 636.0, 188.0, 636.0, 188.0, 695.0, 96.0, 695.0]], "category_name": "optical vehicle", "caption": "The gray optical vehicle"}, {"id": 5852, "image_id": 3429, "category_id": 0, "bbox": [137.0, 542.0, 58.0, 50.0], "area": 2900.0, "iscrowd": 0, "ignore": 0, "segmentation": [[137.0, 542.0, 195.0, 542.0, 195.0, 592.0, 137.0, 592.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower left"}, {"id": 5853, "image_id": 3429, "category_id": 0, "bbox": [469.0, 475.0, 66.0, 54.0], "area": 3564.0, "iscrowd": 0, "ignore": 0, "segmentation": [[469.0, 475.0, 535.0, 475.0, 535.0, 529.0, 469.0, 529.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is similar in size to the optical vehicle on the lower left"}, {"id": 5854, "image_id": 3430, "category_id": 0, "bbox": [300.0, 559.0, 35.0, 36.0], "area": 1260.0, "iscrowd": 0, "ignore": 0, "segmentation": [[300.0, 559.0, 335.0, 559.0, 335.0, 595.0, 300.0, 595.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the left of the large orange optical bridge"}, {"id": 5855, "image_id": 3431, "category_id": 10, "bbox": [361.0, 256.0, 160.0, 158.0], "area": 25280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[361.0, 256.0, 521.0, 256.0, 521.0, 414.0, 361.0, 414.0]], "category_name": "optical storage tank", "caption": "A rounded optical storage tank in the middle"}, {"id": 5856, "image_id": 3432, "category_id": 0, "bbox": [209.0, 465.0, 13.0, 31.0], "area": 403.0, "iscrowd": 0, "ignore": 0, "segmentation": [[209.0, 465.0, 222.0, 465.0, 222.0, 496.0, 209.0, 496.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 5857, "image_id": 3432, "category_id": 0, "bbox": [275.0, 693.0, 32.0, 12.0], "area": 384.0, "iscrowd": 0, "ignore": 0, "segmentation": [[275.0, 693.0, 307.0, 693.0, 307.0, 705.0, 275.0, 705.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 5858, "image_id": 3432, "category_id": 0, "bbox": [584.0, 750.0, 30.0, 14.0], "area": 420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[584.0, 750.0, 614.0, 750.0, 614.0, 764.0, 584.0, 764.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower right"}, {"id": 5859, "image_id": 3432, "category_id": 0, "bbox": [390.0, 458.0, 12.0, 24.0], "area": 288.0, "iscrowd": 0, "ignore": 0, "segmentation": [[390.0, 458.0, 402.0, 458.0, 402.0, 482.0, 390.0, 482.0]], "category_name": "optical vehicle", "caption": "A red optical vehicle"}, {"id": 5860, "image_id": 3433, "category_id": 10, "bbox": [415.0, 367.0, 193.0, 197.0], "area": 38021.0, "iscrowd": 0, "ignore": 0, "segmentation": [[415.0, 367.0, 608.0, 367.0, 608.0, 564.0, 415.0, 564.0]], "category_name": "optical storage tank", "caption": "A rounded optical storage tank in the middle"}, {"id": 5861, "image_id": 3434, "category_id": 0, "bbox": [694.0, 773.0, 23.0, 17.0], "area": 391.0, "iscrowd": 0, "ignore": 0, "segmentation": [[694.0, 773.0, 717.0, 773.0, 717.0, 790.0, 694.0, 790.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the lower right of the expressway toll station in the middle"}, {"id": 5862, "image_id": 3435, "category_id": 0, "bbox": [687.0, 223.0, 12.0, 15.0], "area": 180.0, "iscrowd": 0, "ignore": 0, "segmentation": [[687.0, 223.0, 699.0, 223.0, 699.0, 238.0, 687.0, 238.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper right"}, {"id": 5863, "image_id": 3435, "category_id": 0, "bbox": [727.0, 246.0, 11.0, 14.0], "area": 154.0, "iscrowd": 0, "ignore": 0, "segmentation": [[727.0, 246.0, 738.0, 246.0, 738.0, 260.0, 727.0, 260.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 5864, "image_id": 3435, "category_id": 0, "bbox": [356.0, 5.0, 16.0, 9.0], "area": 144.0, "iscrowd": 0, "ignore": 0, "segmentation": [[356.0, 5.0, 372.0, 5.0, 372.0, 14.0, 356.0, 14.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little smaller than the optical vehicle on the upper right"}, {"id": 5865, "image_id": 3436, "category_id": 10, "bbox": [370.0, 45.0, 206.0, 203.0], "area": 41818.0, "iscrowd": 0, "ignore": 0, "segmentation": [[370.0, 45.0, 576.0, 45.0, 576.0, 248.0, 370.0, 248.0]], "category_name": "optical storage tank", "caption": "A optical storage tank on the top"}, {"id": 5866, "image_id": 3436, "category_id": 10, "bbox": [262.0, 526.0, 258.0, 251.0], "area": 64758.0, "iscrowd": 0, "ignore": 0, "segmentation": [[262.0, 526.0, 520.0, 526.0, 520.0, 777.0, 262.0, 777.0]], "category_name": "optical storage tank", "caption": "A optical storage tank at the bottom"}, {"id": 5867, "image_id": 3437, "category_id": 0, "bbox": [633.0, 106.0, 23.0, 42.0], "area": 966.0, "iscrowd": 0, "ignore": 0, "segmentation": [[633.0, 106.0, 656.0, 106.0, 656.0, 148.0, 633.0, 148.0]], "category_name": "optical vehicle", "caption": "The optical vehicle at the top right"}, {"id": 5868, "image_id": 3437, "category_id": 0, "bbox": [714.0, 632.0, 31.0, 37.0], "area": 1147.0, "iscrowd": 0, "ignore": 0, "segmentation": [[714.0, 632.0, 745.0, 632.0, 745.0, 669.0, 714.0, 669.0]], "category_name": "optical vehicle", "caption": "The optical vehicle at the bottom right"}, {"id": 5869, "image_id": 3437, "category_id": 7, "bbox": [57.0, 258.0, 206.0, 200.0], "area": 41200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[57.0, 258.0, 263.0, 258.0, 263.0, 458.0, 57.0, 458.0]], "category_name": "optical tennis court", "caption": "A sleek optical tennis court is on the upper left of the rectangular optical basketball court"}, {"id": 5870, "image_id": 3437, "category_id": 7, "bbox": [138.0, 343.0, 206.0, 200.0], "area": 41200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[138.0, 343.0, 344.0, 343.0, 344.0, 543.0, 138.0, 543.0]], "category_name": "optical tennis court", "caption": "The optical tennis court is below the large red optical basketball court at the bottom"}, {"id": 5871, "image_id": 3438, "category_id": 10, "bbox": [655.0, 198.0, 22.0, 21.0], "area": 462.0, "iscrowd": 0, "ignore": 0, "segmentation": [[655.0, 198.0, 677.0, 198.0, 677.0, 219.0, 655.0, 219.0]], "category_name": "optical storage tank", "caption": "A optical storage tank on the upper right"}, {"id": 5872, "image_id": 3439, "category_id": 10, "bbox": [78.0, 92.0, 76.0, 88.0], "area": 6688.0, "iscrowd": 0, "ignore": 0, "segmentation": [[78.0, 92.0, 154.0, 92.0, 154.0, 180.0, 78.0, 180.0]], "category_name": "optical storage tank", "caption": "A optical storage tank is on the upper left of the chimney in the middle"}, {"id": 5873, "image_id": 3440, "category_id": 10, "bbox": [78.0, 620.0, 76.0, 88.0], "area": 6688.0, "iscrowd": 0, "ignore": 0, "segmentation": [[78.0, 620.0, 154.0, 620.0, 154.0, 708.0, 78.0, 708.0]], "category_name": "optical storage tank", "caption": "An optical storage tank is on the lower left of the chimney in the middle"}, {"id": 5874, "image_id": 3441, "category_id": 0, "bbox": [266.0, 128.0, 37.0, 48.0], "area": 1776.0, "iscrowd": 0, "ignore": 0, "segmentation": [[266.0, 128.0, 303.0, 128.0, 303.0, 176.0, 266.0, 176.0]], "category_name": "optical vehicle", "caption": "The small optical vehicle"}, {"id": 5875, "image_id": 3441, "category_id": 0, "bbox": [284.0, 120.0, 13.0, 14.0], "area": 182.0, "iscrowd": 0, "ignore": 0, "segmentation": [[284.0, 120.0, 297.0, 120.0, 297.0, 134.0, 284.0, 134.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is above the small optical vehicle"}, {"id": 5876, "image_id": 3441, "category_id": 0, "bbox": [359.0, 140.0, 17.0, 14.0], "area": 238.0, "iscrowd": 0, "ignore": 0, "segmentation": [[359.0, 140.0, 376.0, 140.0, 376.0, 154.0, 359.0, 154.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is above the expressway toll station in the middle"}, {"id": 5877, "image_id": 3442, "category_id": 0, "bbox": [61.0, 573.0, 34.0, 13.0], "area": 442.0, "iscrowd": 0, "ignore": 0, "segmentation": [[61.0, 573.0, 95.0, 573.0, 95.0, 586.0, 61.0, 586.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower left"}, {"id": 5878, "image_id": 3442, "category_id": 0, "bbox": [61.0, 528.0, 36.0, 15.0], "area": 540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[61.0, 528.0, 97.0, 528.0, 97.0, 543.0, 61.0, 543.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is above the optical vehicle on the lower left"}, {"id": 5879, "image_id": 3442, "category_id": 0, "bbox": [143.0, 508.0, 34.0, 15.0], "area": 510.0, "iscrowd": 0, "ignore": 0, "segmentation": [[143.0, 508.0, 177.0, 508.0, 177.0, 523.0, 143.0, 523.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the upper right of the optical vehicle on the lower left"}, {"id": 5880, "image_id": 3443, "category_id": 0, "bbox": [288.0, 442.0, 17.0, 32.0], "area": 544.0, "iscrowd": 0, "ignore": 0, "segmentation": [[288.0, 442.0, 305.0, 442.0, 305.0, 474.0, 288.0, 474.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the middle"}, {"id": 5881, "image_id": 3443, "category_id": 0, "bbox": [179.0, 223.0, 37.0, 19.0], "area": 703.0, "iscrowd": 0, "ignore": 0, "segmentation": [[179.0, 223.0, 216.0, 223.0, 216.0, 242.0, 179.0, 242.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper left"}, {"id": 5882, "image_id": 3443, "category_id": 0, "bbox": [701.0, 680.0, 26.0, 29.0], "area": 754.0, "iscrowd": 0, "ignore": 0, "segmentation": [[701.0, 680.0, 727.0, 680.0, 727.0, 709.0, 701.0, 709.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower right"}, {"id": 5883, "image_id": 3444, "category_id": 10, "bbox": [258.0, 464.0, 152.0, 147.0], "area": 22344.0, "iscrowd": 0, "ignore": 0, "segmentation": [[258.0, 464.0, 410.0, 464.0, 410.0, 611.0, 258.0, 611.0]], "category_name": "optical storage tank", "caption": "The large optical storage tank"}, {"id": 5884, "image_id": 3445, "category_id": 0, "bbox": [208.0, 414.0, 32.0, 36.0], "area": 1152.0, "iscrowd": 0, "ignore": 0, "segmentation": [[208.0, 414.0, 240.0, 414.0, 240.0, 450.0, 208.0, 450.0]], "category_name": "optical vehicle", "caption": "The tiny optical vehicle on the left"}, {"id": 5885, "image_id": 3446, "category_id": 10, "bbox": [98.0, 176.0, 142.0, 146.0], "area": 20732.0, "iscrowd": 0, "ignore": 0, "segmentation": [[98.0, 176.0, 240.0, 176.0, 240.0, 322.0, 98.0, 322.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the upper left"}, {"id": 5886, "image_id": 3446, "category_id": 10, "bbox": [386.0, 101.0, 142.0, 146.0], "area": 20732.0, "iscrowd": 0, "ignore": 0, "segmentation": [[386.0, 101.0, 528.0, 101.0, 528.0, 247.0, 386.0, 247.0]], "category_name": "optical storage tank", "caption": "A optical storage tank on the top"}, {"id": 5887, "image_id": 3446, "category_id": 10, "bbox": [588.0, 49.0, 142.0, 146.0], "area": 20732.0, "iscrowd": 0, "ignore": 0, "segmentation": [[588.0, 49.0, 730.0, 49.0, 730.0, 195.0, 588.0, 195.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the upper right"}, {"id": 5888, "image_id": 3446, "category_id": 10, "bbox": [206.0, 596.0, 142.0, 146.0], "area": 20732.0, "iscrowd": 0, "ignore": 0, "segmentation": [[206.0, 596.0, 348.0, 596.0, 348.0, 742.0, 206.0, 742.0]], "category_name": "optical storage tank", "caption": "A optical storage tank at the bottom"}, {"id": 5889, "image_id": 3446, "category_id": 10, "bbox": [494.0, 521.0, 142.0, 146.0], "area": 20732.0, "iscrowd": 0, "ignore": 0, "segmentation": [[494.0, 521.0, 636.0, 521.0, 636.0, 667.0, 494.0, 667.0]], "category_name": "optical storage tank", "caption": "A optical storage tank on the lower right"}, {"id": 5890, "image_id": 3447, "category_id": 0, "bbox": [284.0, 511.0, 61.0, 31.0], "area": 1891.0, "iscrowd": 0, "ignore": 0, "segmentation": [[284.0, 511.0, 345.0, 511.0, 345.0, 542.0, 284.0, 542.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is parked in the gray expressway service area in the middle"}, {"id": 5891, "image_id": 3448, "category_id": 0, "bbox": [98.0, 731.0, 23.0, 31.0], "area": 713.0, "iscrowd": 0, "ignore": 0, "segmentation": [[98.0, 731.0, 121.0, 731.0, 121.0, 762.0, 98.0, 762.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower left"}, {"id": 5892, "image_id": 3449, "category_id": 10, "bbox": [416.0, 264.0, 134.0, 131.0], "area": 17554.0, "iscrowd": 0, "ignore": 0, "segmentation": [[416.0, 264.0, 550.0, 264.0, 550.0, 395.0, 416.0, 395.0]], "category_name": "optical storage tank", "caption": "A gray optical storage tank located in the center"}, {"id": 5893, "image_id": 3450, "category_id": 0, "bbox": [592.0, 755.0, 52.0, 16.0], "area": 832.0, "iscrowd": 0, "ignore": 0, "segmentation": [[592.0, 755.0, 644.0, 755.0, 644.0, 771.0, 592.0, 771.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower right"}, {"id": 5894, "image_id": 3451, "category_id": 0, "bbox": [85.0, 320.0, 24.0, 15.0], "area": 360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[85.0, 320.0, 109.0, 320.0, 109.0, 335.0, 85.0, 335.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the left of the large stadium in the middle"}, {"id": 5895, "image_id": 3452, "category_id": 0, "bbox": [207.0, 472.0, 84.0, 50.0], "area": 4200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[207.0, 472.0, 291.0, 472.0, 291.0, 522.0, 207.0, 522.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the left"}, {"id": 5896, "image_id": 3452, "category_id": 0, "bbox": [634.0, 262.0, 82.0, 51.0], "area": 4182.0, "iscrowd": 0, "ignore": 0, "segmentation": [[634.0, 262.0, 716.0, 262.0, 716.0, 313.0, 634.0, 313.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 5897, "image_id": 3452, "category_id": 0, "bbox": [481.0, 285.0, 69.0, 38.0], "area": 2622.0, "iscrowd": 0, "ignore": 0, "segmentation": [[481.0, 285.0, 550.0, 285.0, 550.0, 323.0, 481.0, 323.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is above the blue expressway toll station in the middle"}, {"id": 5898, "image_id": 3453, "category_id": 0, "bbox": [79.0, 666.0, 17.0, 41.0], "area": 697.0, "iscrowd": 0, "ignore": 0, "segmentation": [[79.0, 666.0, 96.0, 666.0, 96.0, 707.0, 79.0, 707.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower left"}, {"id": 5899, "image_id": 3453, "category_id": 0, "bbox": [640.0, 378.0, 36.0, 39.0], "area": 1404.0, "iscrowd": 0, "ignore": 0, "segmentation": [[640.0, 378.0, 676.0, 378.0, 676.0, 417.0, 640.0, 417.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 5900, "image_id": 3454, "category_id": 0, "bbox": [311.0, 516.0, 35.0, 57.0], "area": 1995.0, "iscrowd": 0, "ignore": 0, "segmentation": [[311.0, 516.0, 346.0, 516.0, 346.0, 573.0, 311.0, 573.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is a little bigger than the optical vehicle on the top"}, {"id": 5901, "image_id": 3454, "category_id": 0, "bbox": [456.0, 173.0, 28.0, 54.0], "area": 1512.0, "iscrowd": 0, "ignore": 0, "segmentation": [[456.0, 173.0, 484.0, 173.0, 484.0, 227.0, 456.0, 227.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 5902, "image_id": 3454, "category_id": 0, "bbox": [319.0, 691.0, 31.0, 52.0], "area": 1612.0, "iscrowd": 0, "ignore": 0, "segmentation": [[319.0, 691.0, 350.0, 691.0, 350.0, 743.0, 319.0, 743.0]], "category_name": "optical vehicle", "caption": "The optical vehicle at the bottom"}, {"id": 5903, "image_id": 3455, "category_id": 10, "bbox": [243.0, 390.0, 117.0, 119.0], "area": 13923.0, "iscrowd": 0, "ignore": 0, "segmentation": [[243.0, 390.0, 360.0, 390.0, 360.0, 509.0, 243.0, 509.0]], "category_name": "optical storage tank", "caption": "The white rounded optical storage tank"}, {"id": 5904, "image_id": 3456, "category_id": 0, "bbox": [478.0, 179.0, 100.0, 29.0], "area": 2900.0, "iscrowd": 0, "ignore": 0, "segmentation": [[478.0, 179.0, 578.0, 179.0, 578.0, 208.0, 478.0, 208.0]], "category_name": "optical vehicle", "caption": "The gray and black optical vehicle"}, {"id": 5905, "image_id": 3457, "category_id": 0, "bbox": [719.0, 47.0, 18.0, 35.0], "area": 630.0, "iscrowd": 0, "ignore": 0, "segmentation": [[719.0, 47.0, 737.0, 47.0, 737.0, 82.0, 719.0, 82.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the upper right of the overpass in the middle"}, {"id": 5906, "image_id": 3458, "category_id": 10, "bbox": [370.0, 381.0, 131.0, 121.0], "area": 15851.0, "iscrowd": 0, "ignore": 0, "segmentation": [[370.0, 381.0, 501.0, 381.0, 501.0, 502.0, 370.0, 502.0]], "category_name": "optical storage tank", "caption": "A small optical storage tank"}, {"id": 5907, "image_id": 3459, "category_id": 0, "bbox": [166.0, 177.0, 55.0, 42.0], "area": 2310.0, "iscrowd": 0, "ignore": 0, "segmentation": [[166.0, 177.0, 221.0, 177.0, 221.0, 219.0, 166.0, 219.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper left"}, {"id": 5908, "image_id": 3460, "category_id": 0, "bbox": [301.0, 191.0, 33.0, 35.0], "area": 1155.0, "iscrowd": 0, "ignore": 0, "segmentation": [[301.0, 191.0, 334.0, 191.0, 334.0, 226.0, 301.0, 226.0]], "category_name": "optical vehicle", "caption": "The tiny gray and black optical vehicle"}, {"id": 5909, "image_id": 3461, "category_id": 0, "bbox": [238.0, 716.0, 23.0, 18.0], "area": 414.0, "iscrowd": 0, "ignore": 0, "segmentation": [[238.0, 716.0, 261.0, 716.0, 261.0, 734.0, 238.0, 734.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower left"}, {"id": 5910, "image_id": 3461, "category_id": 0, "bbox": [676.0, 229.0, 16.0, 20.0], "area": 320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[676.0, 229.0, 692.0, 229.0, 692.0, 249.0, 676.0, 249.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the right of the oval optical ground track field"}, {"id": 5911, "image_id": 3461, "category_id": 0, "bbox": [729.0, 198.0, 16.0, 18.0], "area": 288.0, "iscrowd": 0, "ignore": 0, "segmentation": [[729.0, 198.0, 745.0, 198.0, 745.0, 216.0, 729.0, 216.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the upper right of the green huge oval optical ground track field"}, {"id": 5912, "image_id": 3462, "category_id": 10, "bbox": [521.0, 204.0, 117.0, 91.0], "area": 10647.0, "iscrowd": 0, "ignore": 0, "segmentation": [[521.0, 204.0, 638.0, 204.0, 638.0, 295.0, 521.0, 295.0]], "category_name": "optical storage tank", "caption": "A optical storage tank on the upper right"}, {"id": 5913, "image_id": 3462, "category_id": 10, "bbox": [522.0, 322.0, 116.0, 96.0], "area": 11136.0, "iscrowd": 0, "ignore": 0, "segmentation": [[522.0, 322.0, 638.0, 322.0, 638.0, 418.0, 522.0, 418.0]], "category_name": "optical storage tank", "caption": "A optical storage tank is similar in size to the optical storage tank on the upper right"}, {"id": 5914, "image_id": 3462, "category_id": 10, "bbox": [539.0, 444.0, 93.0, 82.0], "area": 7626.0, "iscrowd": 0, "ignore": 0, "segmentation": [[539.0, 444.0, 632.0, 444.0, 632.0, 526.0, 539.0, 526.0]], "category_name": "optical storage tank", "caption": "The optical storage tank is a little smaller than the optical storage tank on the upper right"}, {"id": 5915, "image_id": 3462, "category_id": 0, "bbox": [188.0, 396.0, 25.0, 56.0], "area": 1400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[188.0, 396.0, 213.0, 396.0, 213.0, 452.0, 188.0, 452.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower left of the optical storage tank on the upper right"}, {"id": 5916, "image_id": 3463, "category_id": 0, "bbox": [177.0, 258.0, 70.0, 77.0], "area": 5390.0, "iscrowd": 0, "ignore": 0, "segmentation": [[177.0, 258.0, 247.0, 258.0, 247.0, 335.0, 177.0, 335.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the left"}, {"id": 5917, "image_id": 3463, "category_id": 0, "bbox": [344.0, 418.0, 79.0, 88.0], "area": 6952.0, "iscrowd": 0, "ignore": 0, "segmentation": [[344.0, 418.0, 423.0, 418.0, 423.0, 506.0, 344.0, 506.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little bigger than the optical vehicle on the left"}, {"id": 5918, "image_id": 3464, "category_id": 0, "bbox": [371.0, 476.0, 25.0, 55.0], "area": 1375.0, "iscrowd": 0, "ignore": 0, "segmentation": [[371.0, 476.0, 396.0, 476.0, 396.0, 531.0, 371.0, 531.0]], "category_name": "optical vehicle", "caption": "A tiny optical vehicle"}, {"id": 5919, "image_id": 3464, "category_id": 0, "bbox": [571.0, 287.0, 76.0, 89.0], "area": 6764.0, "iscrowd": 0, "ignore": 0, "segmentation": [[571.0, 287.0, 647.0, 287.0, 647.0, 376.0, 571.0, 376.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 5920, "image_id": 3465, "category_id": 0, "bbox": [287.0, 472.0, 20.0, 34.0], "area": 680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[287.0, 472.0, 307.0, 472.0, 307.0, 506.0, 287.0, 506.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the left of the optical airplane in the middle"}, {"id": 5921, "image_id": 3466, "category_id": 10, "bbox": [286.0, 297.0, 117.0, 118.0], "area": 13806.0, "iscrowd": 0, "ignore": 0, "segmentation": [[286.0, 297.0, 403.0, 297.0, 403.0, 415.0, 286.0, 415.0]], "category_name": "optical storage tank", "caption": "A white small optical storage tank in the center"}, {"id": 5922, "image_id": 3467, "category_id": 13, "bbox": [269.0, 175.0, 460.0, 482.0], "area": 221720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[269.0, 175.0, 729.0, 175.0, 729.0, 657.0, 269.0, 657.0]], "category_name": "optical harbor", "caption": "The large cyan and gray optical harbor located in the center"}, {"id": 5923, "image_id": 3468, "category_id": 10, "bbox": [364.0, 262.0, 120.0, 108.0], "area": 12960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[364.0, 262.0, 484.0, 262.0, 484.0, 370.0, 364.0, 370.0]], "category_name": "optical storage tank", "caption": "A white optical storage tank"}, {"id": 5924, "image_id": 3469, "category_id": 10, "bbox": [222.0, 26.0, 171.0, 169.0], "area": 28899.0, "iscrowd": 0, "ignore": 0, "segmentation": [[222.0, 26.0, 393.0, 26.0, 393.0, 195.0, 222.0, 195.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the located at the top"}, {"id": 5925, "image_id": 3469, "category_id": 10, "bbox": [213.0, 224.0, 171.0, 169.0], "area": 28899.0, "iscrowd": 0, "ignore": 0, "segmentation": [[213.0, 224.0, 384.0, 224.0, 384.0, 393.0, 213.0, 393.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the center"}, {"id": 5926, "image_id": 3469, "category_id": 10, "bbox": [548.0, 109.0, 86.0, 85.0], "area": 7310.0, "iscrowd": 0, "ignore": 0, "segmentation": [[548.0, 109.0, 634.0, 109.0, 634.0, 194.0, 548.0, 194.0]], "category_name": "optical storage tank", "caption": "The small optical storage tank at the top right"}, {"id": 5927, "image_id": 3470, "category_id": 0, "bbox": [26.0, 584.0, 16.0, 15.0], "area": 240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 584.0, 42.0, 584.0, 42.0, 599.0, 26.0, 599.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the left of the oval green optical ground track field"}, {"id": 5928, "image_id": 3471, "category_id": 0, "bbox": [237.0, 776.0, 29.0, 12.0], "area": 348.0, "iscrowd": 0, "ignore": 0, "segmentation": [[237.0, 776.0, 266.0, 776.0, 266.0, 788.0, 237.0, 788.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the lower right of the baseball field on the left"}, {"id": 5929, "image_id": 3472, "category_id": 0, "bbox": [129.0, 734.0, 16.0, 19.0], "area": 304.0, "iscrowd": 0, "ignore": 0, "segmentation": [[129.0, 734.0, 145.0, 734.0, 145.0, 753.0, 129.0, 753.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower left of the baseball field in the middle"}, {"id": 5930, "image_id": 3473, "category_id": 0, "bbox": [305.0, 584.0, 32.0, 44.0], "area": 1408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[305.0, 584.0, 337.0, 584.0, 337.0, 628.0, 305.0, 628.0]], "category_name": "optical vehicle", "caption": "The optical vehicle at the bottom"}, {"id": 5931, "image_id": 3473, "category_id": 0, "bbox": [619.0, 221.0, 35.0, 23.0], "area": 805.0, "iscrowd": 0, "ignore": 0, "segmentation": [[619.0, 221.0, 654.0, 221.0, 654.0, 244.0, 619.0, 244.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper right"}, {"id": 5932, "image_id": 3473, "category_id": 0, "bbox": [626.0, 274.0, 52.0, 20.0], "area": 1040.0, "iscrowd": 0, "ignore": 0, "segmentation": [[626.0, 274.0, 678.0, 274.0, 678.0, 294.0, 626.0, 294.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 5933, "image_id": 3473, "category_id": 0, "bbox": [674.0, 768.0, 48.0, 32.0], "area": 1536.0, "iscrowd": 0, "ignore": 0, "segmentation": [[674.0, 768.0, 722.0, 768.0, 722.0, 800.0, 674.0, 800.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower right"}, {"id": 5934, "image_id": 3474, "category_id": 0, "bbox": [662.0, 584.0, 44.0, 78.0], "area": 3432.0, "iscrowd": 0, "ignore": 0, "segmentation": [[662.0, 584.0, 706.0, 584.0, 706.0, 662.0, 662.0, 662.0]], "category_name": "optical vehicle", "caption": "A gray small optical vehicle"}, {"id": 5935, "image_id": 3475, "category_id": 0, "bbox": [46.0, 596.0, 43.0, 30.0], "area": 1290.0, "iscrowd": 0, "ignore": 0, "segmentation": [[46.0, 596.0, 89.0, 596.0, 89.0, 626.0, 46.0, 626.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower left"}, {"id": 5936, "image_id": 3475, "category_id": 0, "bbox": [223.0, 528.0, 52.0, 38.0], "area": 1976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[223.0, 528.0, 275.0, 528.0, 275.0, 566.0, 223.0, 566.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 5937, "image_id": 3475, "category_id": 0, "bbox": [454.0, 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"ignore": 0, "segmentation": [[192.0, 352.0, 234.0, 352.0, 234.0, 449.0, 192.0, 449.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 5941, "image_id": 3476, "category_id": 0, "bbox": [647.0, 404.0, 43.0, 117.0], "area": 5031.0, "iscrowd": 0, "ignore": 0, "segmentation": [[647.0, 404.0, 690.0, 404.0, 690.0, 521.0, 647.0, 521.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 5942, "image_id": 3477, "category_id": 0, "bbox": [631.0, 47.0, 121.0, 94.0], "area": 11374.0, "iscrowd": 0, "ignore": 0, "segmentation": [[631.0, 47.0, 752.0, 47.0, 752.0, 141.0, 631.0, 141.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is similar in size to the optical vehicle in the middle"}, {"id": 5943, "image_id": 3477, "category_id": 0, "bbox": [622.0, 140.0, 98.0, 58.0], "area": 5684.0, "iscrowd": 0, "ignore": 0, "segmentation": [[622.0, 140.0, 720.0, 140.0, 720.0, 198.0, 622.0, 198.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is a little bigger than the blue optical vehicle"}, {"id": 5944, "image_id": 3477, "category_id": 0, "bbox": [393.0, 340.0, 191.0, 60.0], "area": 11460.0, "iscrowd": 0, "ignore": 0, "segmentation": [[393.0, 340.0, 584.0, 340.0, 584.0, 400.0, 393.0, 400.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the middle"}, {"id": 5945, "image_id": 3477, "category_id": 0, "bbox": [73.0, 329.0, 85.0, 44.0], "area": 3740.0, "iscrowd": 0, "ignore": 0, "segmentation": [[73.0, 329.0, 158.0, 329.0, 158.0, 373.0, 73.0, 373.0]], "category_name": "optical vehicle", "caption": "A blue optical vehicle"}, {"id": 5946, "image_id": 3478, "category_id": 0, "bbox": [128.0, 348.0, 89.0, 30.0], "area": 2670.0, "iscrowd": 0, "ignore": 0, "segmentation": [[128.0, 348.0, 217.0, 348.0, 217.0, 378.0, 128.0, 378.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 5947, "image_id": 3478, "category_id": 0, "bbox": [472.0, 559.0, 27.0, 13.0], "area": 351.0, "iscrowd": 0, "ignore": 0, "segmentation": [[472.0, 559.0, 499.0, 559.0, 499.0, 572.0, 472.0, 572.0]], "category_name": "optical vehicle", "caption": "The tiny optical vehicle"}, {"id": 5948, "image_id": 3479, "category_id": 0, "bbox": [616.0, 707.0, 16.0, 19.0], "area": 304.0, "iscrowd": 0, "ignore": 0, "segmentation": [[616.0, 707.0, 632.0, 707.0, 632.0, 726.0, 616.0, 726.0]], "category_name": "optical vehicle", "caption": "A tiny optical vehicle"}, {"id": 5949, "image_id": 3480, "category_id": 0, "bbox": [563.0, 83.0, 30.0, 49.0], "area": 1470.0, "iscrowd": 0, "ignore": 0, "segmentation": [[563.0, 83.0, 593.0, 83.0, 593.0, 132.0, 563.0, 132.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is a little bigger than the optical vehicle on the lower left"}, {"id": 5950, "image_id": 3480, "category_id": 0, "bbox": [7.0, 601.0, 50.0, 23.0], "area": 1150.0, "iscrowd": 0, "ignore": 0, "segmentation": [[7.0, 601.0, 57.0, 601.0, 57.0, 624.0, 7.0, 624.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower left"}, {"id": 5951, "image_id": 3481, "category_id": 13, "bbox": [153.0, 307.0, 337.0, 376.0], "area": 126712.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 307.0, 490.0, 307.0, 490.0, 683.0, 153.0, 683.0]], "category_name": "optical harbor", "caption": "The gray and black optical harbor located in the center"}, {"id": 5952, "image_id": 3482, "category_id": 0, "bbox": [117.0, 591.0, 73.0, 26.0], "area": 1898.0, "iscrowd": 0, "ignore": 0, "segmentation": [[117.0, 591.0, 190.0, 591.0, 190.0, 617.0, 117.0, 617.0]], "category_name": "optical vehicle", "caption": "The white and gray optical vehicle"}, {"id": 5953, "image_id": 3482, "category_id": 0, "bbox": [627.0, 375.0, 83.0, 29.0], "area": 2407.0, "iscrowd": 0, "ignore": 0, "segmentation": [[627.0, 375.0, 710.0, 375.0, 710.0, 404.0, 627.0, 404.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is a little bigger than the white and gray optical vehicle"}, {"id": 5954, "image_id": 3483, "category_id": 0, "bbox": [195.0, 279.0, 15.0, 20.0], "area": 300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 279.0, 210.0, 279.0, 210.0, 299.0, 195.0, 299.0]], "category_name": "optical vehicle", "caption": "The red and gray optical vehicle on the left"}, {"id": 5955, "image_id": 3484, "category_id": 0, "bbox": [372.0, 292.0, 10.0, 17.0], "area": 170.0, "iscrowd": 0, "ignore": 0, "segmentation": [[372.0, 292.0, 382.0, 292.0, 382.0, 309.0, 372.0, 309.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the left of the expressway service area on the right"}, {"id": 5956, "image_id": 3484, "category_id": 0, "bbox": [426.0, 339.0, 13.0, 19.0], "area": 247.0, "iscrowd": 0, "ignore": 0, "segmentation": [[426.0, 339.0, 439.0, 339.0, 439.0, 358.0, 426.0, 358.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is parked in the large expressway service area"}, {"id": 5957, "image_id": 3485, "category_id": 0, "bbox": [263.0, 145.0, 26.0, 24.0], "area": 624.0, "iscrowd": 0, "ignore": 0, "segmentation": [[263.0, 145.0, 289.0, 145.0, 289.0, 169.0, 263.0, 169.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is above the large green and yellow baseball field"}, {"id": 5958, "image_id": 3486, "category_id": 0, "bbox": [121.0, 413.0, 21.0, 10.0], "area": 210.0, "iscrowd": 0, "ignore": 0, "segmentation": [[121.0, 413.0, 142.0, 413.0, 142.0, 423.0, 121.0, 423.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the left of the green optical ground track field in the middle"}, {"id": 5959, "image_id": 3487, "category_id": 10, "bbox": [342.0, 122.0, 166.0, 154.0], "area": 25564.0, "iscrowd": 0, "ignore": 0, "segmentation": [[342.0, 122.0, 508.0, 122.0, 508.0, 276.0, 342.0, 276.0]], "category_name": "optical storage tank", "caption": "A optical storage tank on the top"}, {"id": 5960, "image_id": 3487, "category_id": 10, "bbox": [374.0, 577.0, 141.0, 137.0], "area": 19317.0, "iscrowd": 0, "ignore": 0, "segmentation": [[374.0, 577.0, 515.0, 577.0, 515.0, 714.0, 374.0, 714.0]], "category_name": "optical storage tank", "caption": "A optical storage tank at the bottom"}, {"id": 5961, "image_id": 3488, "category_id": 0, "bbox": [293.0, 590.0, 34.0, 100.0], "area": 3400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[293.0, 590.0, 327.0, 590.0, 327.0, 690.0, 293.0, 690.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is driving on the huge overpass in the middle"}, {"id": 5962, "image_id": 3489, "category_id": 10, "bbox": [560.0, 153.0, 170.0, 121.0], "area": 20570.0, "iscrowd": 0, "ignore": 0, "segmentation": [[560.0, 153.0, 730.0, 153.0, 730.0, 274.0, 560.0, 274.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the upper right"}, {"id": 5963, "image_id": 3489, "category_id": 10, "bbox": [547.0, 511.0, 170.0, 121.0], "area": 20570.0, "iscrowd": 0, "ignore": 0, "segmentation": [[547.0, 511.0, 717.0, 511.0, 717.0, 632.0, 547.0, 632.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the lower right"}, {"id": 5964, "image_id": 3489, "category_id": 10, "bbox": [21.0, 509.0, 167.0, 127.0], "area": 21209.0, "iscrowd": 0, "ignore": 0, "segmentation": [[21.0, 509.0, 188.0, 509.0, 188.0, 636.0, 21.0, 636.0]], "category_name": "optical storage tank", "caption": "The gray optical storage tank at the bottom left"}, {"id": 5965, "image_id": 3490, "category_id": 13, "bbox": [451.0, 157.0, 231.0, 279.0], "area": 64449.0, "iscrowd": 0, "ignore": 0, "segmentation": [[451.0, 157.0, 682.0, 157.0, 682.0, 436.0, 451.0, 436.0]], "category_name": "optical harbor", "caption": "The optical harbor is anchored with the optical ship in the middle"}, {"id": 5966, "image_id": 3491, "category_id": 7, "bbox": [139.0, 204.0, 88.0, 194.0], "area": 17072.0, "iscrowd": 0, "ignore": 0, "segmentation": [[139.0, 204.0, 227.0, 204.0, 227.0, 398.0, 139.0, 398.0]], "category_name": "optical tennis court", "caption": "A optical tennis court on the left"}, {"id": 5967, "image_id": 3491, "category_id": 7, "bbox": [338.0, 235.0, 88.0, 194.0], "area": 17072.0, "iscrowd": 0, "ignore": 0, "segmentation": [[338.0, 235.0, 426.0, 235.0, 426.0, 429.0, 338.0, 429.0]], "category_name": "optical tennis court", "caption": "A optical tennis court in the middle"}, {"id": 5968, "image_id": 3491, "category_id": 0, "bbox": [743.0, 615.0, 39.0, 41.0], "area": 1599.0, "iscrowd": 0, "ignore": 0, "segmentation": [[743.0, 615.0, 782.0, 615.0, 782.0, 656.0, 743.0, 656.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the lower right of the optical tennis court in the middle"}, {"id": 5969, "image_id": 3492, "category_id": 0, "bbox": [229.0, 170.0, 41.0, 64.0], "area": 2624.0, "iscrowd": 0, "ignore": 0, "segmentation": [[229.0, 170.0, 270.0, 170.0, 270.0, 234.0, 229.0, 234.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper left"}, {"id": 5970, "image_id": 3492, "category_id": 0, "bbox": [263.0, 262.0, 53.0, 81.0], "area": 4293.0, "iscrowd": 0, "ignore": 0, "segmentation": [[263.0, 262.0, 316.0, 262.0, 316.0, 343.0, 263.0, 343.0]], "category_name": "optical vehicle", "caption": "A optical vehicle in the middle"}, {"id": 5971, "image_id": 3492, "category_id": 0, "bbox": [499.0, 690.0, 45.0, 56.0], "area": 2520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[499.0, 690.0, 544.0, 690.0, 544.0, 746.0, 499.0, 746.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 5972, "image_id": 3492, "category_id": 0, "bbox": [287.0, 72.0, 60.0, 34.0], "area": 2040.0, "iscrowd": 0, "ignore": 0, "segmentation": [[287.0, 72.0, 347.0, 72.0, 347.0, 106.0, 287.0, 106.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 5973, "image_id": 3493, "category_id": 0, "bbox": [382.0, 272.0, 48.0, 19.0], "area": 912.0, "iscrowd": 0, "ignore": 0, "segmentation": [[382.0, 272.0, 430.0, 272.0, 430.0, 291.0, 382.0, 291.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the upper right of the optical airplane on the left"}, {"id": 5974, "image_id": 3493, "category_id": 0, "bbox": [447.0, 327.0, 37.0, 20.0], "area": 740.0, "iscrowd": 0, "ignore": 0, "segmentation": [[447.0, 327.0, 484.0, 327.0, 484.0, 347.0, 447.0, 347.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the right of the optical airplane on the left"}, {"id": 5975, "image_id": 3493, "category_id": 0, "bbox": [135.0, 693.0, 46.0, 31.0], "area": 1426.0, "iscrowd": 0, "ignore": 0, "segmentation": [[135.0, 693.0, 181.0, 693.0, 181.0, 724.0, 135.0, 724.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower left"}, {"id": 5976, "image_id": 3494, "category_id": 7, "bbox": [219.0, 211.0, 155.0, 182.0], "area": 28210.0, "iscrowd": 0, "ignore": 0, "segmentation": [[219.0, 211.0, 374.0, 211.0, 374.0, 393.0, 219.0, 393.0]], "category_name": "optical tennis court", "caption": "An optical tennis court is on the left of the optical tennis court on the upper left"}, {"id": 5977, "image_id": 3494, "category_id": 7, "bbox": [134.0, 156.0, 155.0, 182.0], "area": 28210.0, "iscrowd": 0, "ignore": 0, "segmentation": [[134.0, 156.0, 289.0, 156.0, 289.0, 338.0, 134.0, 338.0]], "category_name": "optical tennis court", "caption": "An optical tennis court located at the top left"}, {"id": 5978, "image_id": 3494, "category_id": 0, "bbox": [22.0, 623.0, 20.0, 35.0], "area": 700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[22.0, 623.0, 42.0, 623.0, 42.0, 658.0, 22.0, 658.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower left"}, {"id": 5979, "image_id": 3494, "category_id": 0, "bbox": [600.0, 751.0, 29.0, 25.0], "area": 725.0, "iscrowd": 0, "ignore": 0, "segmentation": [[600.0, 751.0, 629.0, 751.0, 629.0, 776.0, 600.0, 776.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower right of the optical vehicle on the lower left"}, {"id": 5980, "image_id": 3494, "category_id": 0, "bbox": [613.0, 642.0, 28.0, 24.0], "area": 672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[613.0, 642.0, 641.0, 642.0, 641.0, 666.0, 613.0, 666.0]], "category_name": "optical vehicle", "caption": "An optical vehicle is on the left of the optical vehicle on the upper left"}, {"id": 5981, "image_id": 3494, "category_id": 0, "bbox": [696.0, 596.0, 26.0, 22.0], "area": 572.0, "iscrowd": 0, "ignore": 0, "segmentation": [[696.0, 596.0, 722.0, 596.0, 722.0, 618.0, 696.0, 618.0]], "category_name": "optical vehicle", "caption": "A red optical vehicle located at the bottom right"}, {"id": 5982, "image_id": 3494, "category_id": 0, "bbox": [708.0, 516.0, 27.0, 25.0], "area": 675.0, "iscrowd": 0, "ignore": 0, "segmentation": [[708.0, 516.0, 735.0, 516.0, 735.0, 541.0, 708.0, 541.0]], "category_name": "optical vehicle", "caption": "A optical vehicle located on the right"}, {"id": 5983, "image_id": 3495, "category_id": 10, "bbox": [329.0, 253.0, 137.0, 138.0], "area": 18906.0, "iscrowd": 0, "ignore": 0, "segmentation": [[329.0, 253.0, 466.0, 253.0, 466.0, 391.0, 329.0, 391.0]], "category_name": "optical storage tank", "caption": "The rounded white optical storage tank"}, {"id": 5984, "image_id": 3496, "category_id": 10, "bbox": [263.0, 380.0, 125.0, 126.0], "area": 15750.0, "iscrowd": 0, "ignore": 0, "segmentation": [[263.0, 380.0, 388.0, 380.0, 388.0, 506.0, 263.0, 506.0]], "category_name": "optical storage tank", "caption": "The blue and white small optical storage tank in the middle"}, {"id": 5985, "image_id": 3497, "category_id": 10, "bbox": [284.0, 107.0, 166.0, 166.0], "area": 27556.0, "iscrowd": 0, "ignore": 0, "segmentation": [[284.0, 107.0, 450.0, 107.0, 450.0, 273.0, 284.0, 273.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the top"}, {"id": 5986, "image_id": 3497, "category_id": 10, "bbox": [509.0, 107.0, 166.0, 166.0], "area": 27556.0, "iscrowd": 0, "ignore": 0, "segmentation": [[509.0, 107.0, 675.0, 107.0, 675.0, 273.0, 509.0, 273.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the upper right"}, {"id": 5987, "image_id": 3497, "category_id": 10, "bbox": [468.0, 415.0, 222.0, 214.0], "area": 47508.0, "iscrowd": 0, "ignore": 0, "segmentation": [[468.0, 415.0, 690.0, 415.0, 690.0, 629.0, 468.0, 629.0]], "category_name": "optical storage tank", "caption": "A optical storage tank on the right"}, {"id": 5988, "image_id": 3497, "category_id": 10, "bbox": [58.0, 417.0, 222.0, 214.0], "area": 47508.0, "iscrowd": 0, "ignore": 0, "segmentation": [[58.0, 417.0, 280.0, 417.0, 280.0, 631.0, 58.0, 631.0]], "category_name": "optical storage tank", "caption": "A red optical storage tank"}, {"id": 5989, "image_id": 3498, "category_id": 0, "bbox": [168.0, 196.0, 19.0, 26.0], "area": 494.0, "iscrowd": 0, "ignore": 0, "segmentation": [[168.0, 196.0, 187.0, 196.0, 187.0, 222.0, 168.0, 222.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is similar in size to the optical vehicle on the right"}, {"id": 5990, "image_id": 3498, "category_id": 0, "bbox": [206.0, 165.0, 26.0, 13.0], "area": 338.0, "iscrowd": 0, "ignore": 0, "segmentation": [[206.0, 165.0, 232.0, 165.0, 232.0, 178.0, 206.0, 178.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the left of the optical vehicle on the upper right"}, {"id": 5991, "image_id": 3498, "category_id": 0, "bbox": [746.0, 314.0, 21.0, 28.0], "area": 588.0, "iscrowd": 0, "ignore": 0, "segmentation": [[746.0, 314.0, 767.0, 314.0, 767.0, 342.0, 746.0, 342.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 5992, "image_id": 3498, "category_id": 0, "bbox": [773.0, 168.0, 20.0, 23.0], "area": 460.0, "iscrowd": 0, "ignore": 0, "segmentation": [[773.0, 168.0, 793.0, 168.0, 793.0, 191.0, 773.0, 191.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper right"}, {"id": 5993, "image_id": 3498, "category_id": 0, "bbox": [69.0, 109.0, 10.0, 24.0], "area": 240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[69.0, 109.0, 79.0, 109.0, 79.0, 133.0, 69.0, 133.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is much smaller than the optical vehicle on the right"}, {"id": 5994, "image_id": 3499, "category_id": 0, "bbox": [71.0, 145.0, 54.0, 18.0], "area": 972.0, "iscrowd": 0, "ignore": 0, "segmentation": [[71.0, 145.0, 125.0, 145.0, 125.0, 163.0, 71.0, 163.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is similar in size to the optical vehicle on the top"}, {"id": 5995, "image_id": 3499, "category_id": 0, "bbox": [321.0, 222.0, 22.0, 44.0], "area": 968.0, "iscrowd": 0, "ignore": 0, "segmentation": [[321.0, 222.0, 343.0, 222.0, 343.0, 266.0, 321.0, 266.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the top"}, {"id": 5996, "image_id": 3499, "category_id": 0, "bbox": [504.0, 674.0, 27.0, 64.0], "area": 1728.0, "iscrowd": 0, "ignore": 0, "segmentation": [[504.0, 674.0, 531.0, 674.0, 531.0, 738.0, 504.0, 738.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 5997, "image_id": 3499, "category_id": 0, "bbox": [569.0, 677.0, 26.0, 57.0], "area": 1482.0, "iscrowd": 0, "ignore": 0, "segmentation": [[569.0, 677.0, 595.0, 677.0, 595.0, 734.0, 569.0, 734.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower right"}, {"id": 5998, "image_id": 3500, "category_id": 7, "bbox": [56.0, 301.0, 108.0, 234.0], "area": 25272.0, "iscrowd": 0, "ignore": 0, "segmentation": [[56.0, 301.0, 164.0, 301.0, 164.0, 535.0, 56.0, 535.0]], "category_name": "optical tennis court", "caption": "A optical tennis court on the left"}, {"id": 5999, "image_id": 3500, "category_id": 0, "bbox": [36.0, 697.0, 21.0, 48.0], "area": 1008.0, "iscrowd": 0, "ignore": 0, "segmentation": [[36.0, 697.0, 57.0, 697.0, 57.0, 745.0, 36.0, 745.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the lower left of the optical tennis court on the left"}, {"id": 6000, "image_id": 3501, "category_id": 0, "bbox": [480.0, 333.0, 18.0, 69.0], "area": 1242.0, "iscrowd": 0, "ignore": 0, "segmentation": [[480.0, 333.0, 498.0, 333.0, 498.0, 402.0, 480.0, 402.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is parked in the expressway service area on the right"}, {"id": 6001, "image_id": 3502, "category_id": 10, "bbox": [294.0, 261.0, 139.0, 121.0], "area": 16819.0, "iscrowd": 0, "ignore": 0, "segmentation": [[294.0, 261.0, 433.0, 261.0, 433.0, 382.0, 294.0, 382.0]], "category_name": "optical storage tank", "caption": "A rounded large optical storage tank in the middle"}, {"id": 6002, "image_id": 3503, "category_id": 10, "bbox": [242.0, 302.0, 190.0, 191.0], "area": 36290.0, "iscrowd": 0, "ignore": 0, "segmentation": [[242.0, 302.0, 432.0, 302.0, 432.0, 493.0, 242.0, 493.0]], "category_name": "optical storage tank", "caption": "A blue and white large rounded optical storage tank"}, {"id": 6003, "image_id": 3504, "category_id": 13, "bbox": [139.0, 209.0, 443.0, 99.0], "area": 43857.0, "iscrowd": 0, "ignore": 0, "segmentation": [[139.0, 209.0, 582.0, 209.0, 582.0, 308.0, 139.0, 308.0]], "category_name": "optical harbor", "caption": "The optical harbor is above the optical ship on the right"}, {"id": 6004, "image_id": 3504, "category_id": 13, "bbox": [174.0, 385.0, 405.0, 97.0], "area": 39285.0, "iscrowd": 0, "ignore": 0, "segmentation": [[174.0, 385.0, 579.0, 385.0, 579.0, 482.0, 174.0, 482.0]], "category_name": "optical harbor", "caption": "A optical harbor is on the left of the optical ship on the right"}, {"id": 6005, "image_id": 3504, "category_id": 13, "bbox": [219.0, 512.0, 320.0, 128.0], "area": 40960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[219.0, 512.0, 539.0, 512.0, 539.0, 640.0, 219.0, 640.0]], "category_name": "optical harbor", "caption": "A optical harbor at the bottom"}, {"id": 6006, "image_id": 3505, "category_id": 0, "bbox": [284.0, 104.0, 44.0, 66.0], "area": 2904.0, "iscrowd": 0, "ignore": 0, "segmentation": [[284.0, 104.0, 328.0, 104.0, 328.0, 170.0, 284.0, 170.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 6007, "image_id": 3505, "category_id": 0, "bbox": [695.0, 30.0, 36.0, 67.0], "area": 2412.0, "iscrowd": 0, "ignore": 0, "segmentation": [[695.0, 30.0, 731.0, 30.0, 731.0, 97.0, 695.0, 97.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper right"}, {"id": 6008, "image_id": 3505, "category_id": 0, "bbox": [131.0, 367.0, 52.0, 80.0], "area": 4160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[131.0, 367.0, 183.0, 367.0, 183.0, 447.0, 131.0, 447.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 6009, "image_id": 3505, "category_id": 0, "bbox": [82.0, 687.0, 41.0, 66.0], "area": 2706.0, "iscrowd": 0, "ignore": 0, "segmentation": [[82.0, 687.0, 123.0, 687.0, 123.0, 753.0, 82.0, 753.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower left"}, {"id": 6010, "image_id": 3506, "category_id": 10, "bbox": [244.0, 314.0, 149.0, 139.0], "area": 20711.0, "iscrowd": 0, "ignore": 0, "segmentation": [[244.0, 314.0, 393.0, 314.0, 393.0, 453.0, 244.0, 453.0]], "category_name": "optical storage tank", "caption": "An optical storage tank is on the right of the optical storage tank on the left"}, {"id": 6011, "image_id": 3506, "category_id": 10, "bbox": [46.0, 352.0, 149.0, 139.0], "area": 20711.0, "iscrowd": 0, "ignore": 0, "segmentation": [[46.0, 352.0, 195.0, 352.0, 195.0, 491.0, 46.0, 491.0]], "category_name": "optical storage tank", "caption": "An optical storage tank on the left"}, {"id": 6012, "image_id": 3506, "category_id": 10, "bbox": [643.0, 458.0, 134.0, 126.0], "area": 16884.0, "iscrowd": 0, "ignore": 0, "segmentation": [[643.0, 458.0, 777.0, 458.0, 777.0, 584.0, 643.0, 584.0]], "category_name": "optical storage tank", "caption": "An optical storage tank is on the lower right of the optical storage tank on the left"}, {"id": 6013, "image_id": 3507, "category_id": 0, "bbox": [98.0, 157.0, 14.0, 31.0], "area": 434.0, "iscrowd": 0, "ignore": 0, "segmentation": [[98.0, 157.0, 112.0, 157.0, 112.0, 188.0, 98.0, 188.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper left"}, {"id": 6014, "image_id": 3507, "category_id": 0, "bbox": [32.0, 633.0, 13.0, 26.0], "area": 338.0, "iscrowd": 0, "ignore": 0, "segmentation": [[32.0, 633.0, 45.0, 633.0, 45.0, 659.0, 32.0, 659.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower left"}, {"id": 6015, "image_id": 3508, "category_id": 10, "bbox": [491.0, 301.0, 264.0, 267.0], "area": 70488.0, "iscrowd": 0, "ignore": 0, "segmentation": [[491.0, 301.0, 755.0, 301.0, 755.0, 568.0, 491.0, 568.0]], "category_name": "optical storage tank", "caption": "The large optical storage tank"}, {"id": 6016, "image_id": 3508, "category_id": 10, "bbox": [630.0, 619.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[630.0, 619.0, 674.0, 619.0, 674.0, 664.0, 630.0, 664.0]], "category_name": "optical storage tank", "caption": "The tiny optical storage tank"}, {"id": 6017, "image_id": 3509, "category_id": 0, "bbox": [72.0, 140.0, 20.0, 9.0], "area": 180.0, "iscrowd": 0, "ignore": 0, "segmentation": [[72.0, 140.0, 92.0, 140.0, 92.0, 149.0, 72.0, 149.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper left"}, {"id": 6018, "image_id": 3510, "category_id": 0, "bbox": [96.0, 421.0, 16.0, 40.0], "area": 640.0, "iscrowd": 0, "ignore": 0, "segmentation": [[96.0, 421.0, 112.0, 421.0, 112.0, 461.0, 96.0, 461.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the left"}, {"id": 6019, "image_id": 3510, "category_id": 0, "bbox": [405.0, 662.0, 13.0, 30.0], "area": 390.0, "iscrowd": 0, "ignore": 0, "segmentation": [[405.0, 662.0, 418.0, 662.0, 418.0, 692.0, 405.0, 692.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 6020, "image_id": 3510, "category_id": 0, "bbox": [49.0, 743.0, 28.0, 31.0], "area": 868.0, "iscrowd": 0, "ignore": 0, "segmentation": [[49.0, 743.0, 77.0, 743.0, 77.0, 774.0, 49.0, 774.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower left"}, {"id": 6021, "image_id": 3511, "category_id": 0, "bbox": [368.0, 367.0, 41.0, 13.0], "area": 533.0, "iscrowd": 0, "ignore": 0, "segmentation": [[368.0, 367.0, 409.0, 367.0, 409.0, 380.0, 368.0, 380.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is driving on the slender gray optical bridge in the middle"}, {"id": 6022, "image_id": 3512, "category_id": 0, "bbox": [421.0, 509.0, 24.0, 34.0], "area": 816.0, "iscrowd": 0, "ignore": 0, "segmentation": [[421.0, 509.0, 445.0, 509.0, 445.0, 543.0, 421.0, 543.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little bigger than the optical vehicle on the upper right"}, {"id": 6023, "image_id": 3512, "category_id": 0, "bbox": [645.0, 74.0, 29.0, 22.0], "area": 638.0, "iscrowd": 0, "ignore": 0, "segmentation": [[645.0, 74.0, 674.0, 74.0, 674.0, 96.0, 645.0, 96.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper right"}, {"id": 6024, "image_id": 3513, "category_id": 0, "bbox": [665.0, 508.0, 17.0, 10.0], "area": 170.0, "iscrowd": 0, "ignore": 0, "segmentation": [[665.0, 508.0, 682.0, 508.0, 682.0, 518.0, 665.0, 518.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the upper right of the optical airplane at the bottom"}, {"id": 6025, "image_id": 3514, "category_id": 10, "bbox": [193.0, 337.0, 21.0, 19.0], "area": 399.0, "iscrowd": 0, "ignore": 0, "segmentation": [[193.0, 337.0, 214.0, 337.0, 214.0, 356.0, 193.0, 356.0]], "category_name": "optical storage tank", "caption": "The yellow optical storage tank"}, {"id": 6026, "image_id": 3514, "category_id": 10, "bbox": [216.0, 318.0, 15.0, 15.0], "area": 225.0, "iscrowd": 0, "ignore": 0, "segmentation": [[216.0, 318.0, 231.0, 318.0, 231.0, 333.0, 216.0, 333.0]], "category_name": "optical storage tank", "caption": "The white and gray optical storage tank"}, {"id": 6027, "image_id": 3515, "category_id": 0, "bbox": [169.0, 553.0, 54.0, 21.0], "area": 1134.0, "iscrowd": 0, "ignore": 0, "segmentation": [[169.0, 553.0, 223.0, 553.0, 223.0, 574.0, 169.0, 574.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the left of the slender expressway toll station in the middle"}, {"id": 6028, "image_id": 3516, "category_id": 0, "bbox": [598.0, 159.0, 47.0, 40.0], "area": 1880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[598.0, 159.0, 645.0, 159.0, 645.0, 199.0, 598.0, 199.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper right"}, {"id": 6029, "image_id": 3517, "category_id": 13, "bbox": [239.0, 218.0, 557.0, 579.0], "area": 322503.0, "iscrowd": 0, "ignore": 0, "segmentation": [[239.0, 218.0, 796.0, 218.0, 796.0, 797.0, 239.0, 797.0]], "category_name": "optical harbor", "caption": "A huge green and gray optical harbor"}, {"id": 6030, "image_id": 3518, "category_id": 10, "bbox": [446.0, 130.0, 141.0, 136.0], "area": 19176.0, "iscrowd": 0, "ignore": 0, "segmentation": [[446.0, 130.0, 587.0, 130.0, 587.0, 266.0, 446.0, 266.0]], "category_name": "optical storage tank", "caption": "A optical storage tank on the located at the top"}, {"id": 6031, "image_id": 3518, "category_id": 10, "bbox": [137.0, 131.0, 141.0, 136.0], "area": 19176.0, "iscrowd": 0, "ignore": 0, "segmentation": [[137.0, 131.0, 278.0, 131.0, 278.0, 267.0, 137.0, 267.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the top left"}, {"id": 6032, "image_id": 3518, "category_id": 10, "bbox": [155.0, 431.0, 141.0, 133.0], "area": 18753.0, "iscrowd": 0, "ignore": 0, "segmentation": [[155.0, 431.0, 296.0, 431.0, 296.0, 564.0, 155.0, 564.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the left"}, {"id": 6033, "image_id": 3518, "category_id": 10, "bbox": [465.0, 426.0, 141.0, 133.0], "area": 18753.0, "iscrowd": 0, "ignore": 0, "segmentation": [[465.0, 426.0, 606.0, 426.0, 606.0, 559.0, 465.0, 559.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the located in the center"}, {"id": 6034, "image_id": 3519, "category_id": 0, "bbox": [354.0, 139.0, 32.0, 85.0], "area": 2720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[354.0, 139.0, 386.0, 139.0, 386.0, 224.0, 354.0, 224.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the upper left of the optical vehicle in the middle"}, {"id": 6035, "image_id": 3519, "category_id": 0, "bbox": [508.0, 152.0, 33.0, 98.0], "area": 3234.0, "iscrowd": 0, "ignore": 0, "segmentation": [[508.0, 152.0, 541.0, 152.0, 541.0, 250.0, 508.0, 250.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the upper right of the optical vehicle in the middle"}, {"id": 6036, "image_id": 3519, "category_id": 0, "bbox": [436.0, 429.0, 37.0, 94.0], "area": 3478.0, "iscrowd": 0, "ignore": 0, "segmentation": [[436.0, 429.0, 473.0, 429.0, 473.0, 523.0, 436.0, 523.0]], "category_name": "optical vehicle", "caption": "The red optical vehicle"}, {"id": 6037, "image_id": 3519, "category_id": 0, "bbox": [276.0, 602.0, 97.0, 39.0], "area": 3783.0, "iscrowd": 0, "ignore": 0, "segmentation": [[276.0, 602.0, 373.0, 602.0, 373.0, 641.0, 276.0, 641.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower left of the optical vehicle in the middle"}, {"id": 6038, "image_id": 3519, "category_id": 0, "bbox": [445.0, 550.0, 92.0, 58.0], "area": 5336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[445.0, 550.0, 537.0, 550.0, 537.0, 608.0, 445.0, 608.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the lower right of the red optical vehicle"}, {"id": 6039, "image_id": 3520, "category_id": 0, "bbox": [22.0, 165.0, 44.0, 72.0], "area": 3168.0, "iscrowd": 0, "ignore": 0, "segmentation": [[22.0, 165.0, 66.0, 165.0, 66.0, 237.0, 22.0, 237.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper left"}, {"id": 6040, "image_id": 3520, "category_id": 0, "bbox": [382.0, 158.0, 45.0, 74.0], "area": 3330.0, "iscrowd": 0, "ignore": 0, "segmentation": [[382.0, 158.0, 427.0, 158.0, 427.0, 232.0, 382.0, 232.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 6041, "image_id": 3520, "category_id": 0, "bbox": [369.0, 527.0, 88.0, 43.0], "area": 3784.0, "iscrowd": 0, "ignore": 0, "segmentation": [[369.0, 527.0, 457.0, 527.0, 457.0, 570.0, 369.0, 570.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the right of the optical vehicle at the bottom"}, {"id": 6042, "image_id": 3520, "category_id": 0, "bbox": [260.0, 529.0, 45.0, 68.0], "area": 3060.0, "iscrowd": 0, "ignore": 0, "segmentation": [[260.0, 529.0, 305.0, 529.0, 305.0, 597.0, 260.0, 597.0]], "category_name": "optical vehicle", "caption": "The optical vehicle at the bottom"}, {"id": 6043, "image_id": 3520, "category_id": 0, "bbox": [58.0, 505.0, 72.0, 28.0], "area": 2016.0, "iscrowd": 0, "ignore": 0, "segmentation": [[58.0, 505.0, 130.0, 505.0, 130.0, 533.0, 58.0, 533.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the left"}, {"id": 6044, "image_id": 3521, "category_id": 0, "bbox": [518.0, 558.0, 27.0, 52.0], "area": 1404.0, "iscrowd": 0, "ignore": 0, "segmentation": [[518.0, 558.0, 545.0, 558.0, 545.0, 610.0, 518.0, 610.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 6045, "image_id": 3521, "category_id": 0, "bbox": [589.0, 550.0, 25.0, 66.0], "area": 1650.0, "iscrowd": 0, "ignore": 0, "segmentation": [[589.0, 550.0, 614.0, 550.0, 614.0, 616.0, 589.0, 616.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower right"}, {"id": 6046, "image_id": 3522, "category_id": 0, "bbox": [314.0, 448.0, 14.0, 15.0], "area": 210.0, "iscrowd": 0, "ignore": 0, "segmentation": [[314.0, 448.0, 328.0, 448.0, 328.0, 463.0, 314.0, 463.0]], "category_name": "optical vehicle", "caption": "A orange and red optical vehicle in the middle"}, {"id": 6047, "image_id": 3523, "category_id": 0, "bbox": [592.0, 320.0, 57.0, 58.0], "area": 3306.0, "iscrowd": 0, "ignore": 0, "segmentation": [[592.0, 320.0, 649.0, 320.0, 649.0, 378.0, 592.0, 378.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 6048, "image_id": 3523, "category_id": 0, "bbox": [491.0, 361.0, 61.0, 66.0], "area": 4026.0, "iscrowd": 0, "ignore": 0, "segmentation": [[491.0, 361.0, 552.0, 361.0, 552.0, 427.0, 491.0, 427.0]], "category_name": "optical vehicle", "caption": "A optical vehicle in the middle"}, {"id": 6049, "image_id": 3523, "category_id": 0, "bbox": [285.0, 615.0, 56.0, 60.0], "area": 3360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[285.0, 615.0, 341.0, 615.0, 341.0, 675.0, 285.0, 675.0]], "category_name": "optical vehicle", "caption": "The optical vehicle at the bottom"}, {"id": 6050, "image_id": 3524, "category_id": 7, "bbox": [651.0, 344.0, 62.0, 35.0], "area": 2170.0, "iscrowd": 0, "ignore": 0, "segmentation": [[651.0, 344.0, 713.0, 344.0, 713.0, 379.0, 651.0, 379.0]], "category_name": "optical tennis court", "caption": "The rectangular optical tennis court on the right"}, {"id": 6051, "image_id": 3524, "category_id": 0, "bbox": [518.0, 278.0, 25.0, 10.0], "area": 250.0, "iscrowd": 0, "ignore": 0, "segmentation": [[518.0, 278.0, 543.0, 278.0, 543.0, 288.0, 518.0, 288.0]], "category_name": "optical vehicle", "caption": "The gray and black optical vehicle located in the center"}, {"id": 6052, "image_id": 3524, "category_id": 0, "bbox": [516.0, 324.0, 11.0, 12.0], "area": 132.0, "iscrowd": 0, "ignore": 0, "segmentation": [[516.0, 324.0, 527.0, 324.0, 527.0, 336.0, 516.0, 336.0]], "category_name": "optical vehicle", "caption": "The red optical vehicle located in the center"}, {"id": 6053, "image_id": 3525, "category_id": 0, "bbox": [750.0, 309.0, 15.0, 11.0], "area": 165.0, "iscrowd": 0, "ignore": 0, "segmentation": [[750.0, 309.0, 765.0, 309.0, 765.0, 320.0, 750.0, 320.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower right of the large train station on the upper left"}, {"id": 6054, "image_id": 3526, "category_id": 10, "bbox": [99.0, 568.0, 127.0, 124.0], "area": 15748.0, "iscrowd": 0, "ignore": 0, "segmentation": [[99.0, 568.0, 226.0, 568.0, 226.0, 692.0, 99.0, 692.0]], "category_name": "optical storage tank", "caption": "A optical storage tank on the bottom left"}, {"id": 6055, "image_id": 3526, "category_id": 10, "bbox": [529.0, 577.0, 127.0, 124.0], "area": 15748.0, "iscrowd": 0, "ignore": 0, "segmentation": [[529.0, 577.0, 656.0, 577.0, 656.0, 701.0, 529.0, 701.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the bottom right"}, {"id": 6056, "image_id": 3526, "category_id": 10, "bbox": [623.0, 50.0, 134.0, 132.0], "area": 17688.0, "iscrowd": 0, "ignore": 0, "segmentation": [[623.0, 50.0, 757.0, 50.0, 757.0, 182.0, 623.0, 182.0]], "category_name": "optical storage tank", "caption": "The gray and black optical storage tank at the top right"}, {"id": 6057, "image_id": 3527, "category_id": 0, "bbox": [694.0, 62.0, 25.0, 11.0], "area": 275.0, "iscrowd": 0, "ignore": 0, "segmentation": [[694.0, 62.0, 719.0, 62.0, 719.0, 73.0, 694.0, 73.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper right"}, {"id": 6058, "image_id": 3528, "category_id": 0, "bbox": [538.0, 541.0, 38.0, 31.0], "area": 1178.0, "iscrowd": 0, "ignore": 0, "segmentation": [[538.0, 541.0, 576.0, 541.0, 576.0, 572.0, 538.0, 572.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower right"}, {"id": 6059, "image_id": 3528, "category_id": 0, "bbox": [346.0, 285.0, 36.0, 34.0], "area": 1224.0, "iscrowd": 0, "ignore": 0, "segmentation": [[346.0, 285.0, 382.0, 285.0, 382.0, 319.0, 346.0, 319.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the upper left of the small expressway toll station"}, {"id": 6060, "image_id": 3528, "category_id": 0, "bbox": [474.0, 395.0, 39.0, 32.0], "area": 1248.0, "iscrowd": 0, "ignore": 0, "segmentation": [[474.0, 395.0, 513.0, 395.0, 513.0, 427.0, 474.0, 427.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the right of the blue expressway toll station"}, {"id": 6061, "image_id": 3528, "category_id": 0, "bbox": [462.0, 405.0, 30.0, 27.0], "area": 810.0, "iscrowd": 0, "ignore": 0, "segmentation": [[462.0, 405.0, 492.0, 405.0, 492.0, 432.0, 462.0, 432.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is a little smaller than the optical vehicle on the lower right"}, {"id": 6062, "image_id": 3529, "category_id": 0, "bbox": [51.0, 695.0, 28.0, 24.0], "area": 672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[51.0, 695.0, 79.0, 695.0, 79.0, 719.0, 51.0, 719.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the lower left of the gray and black large optical bridge"}, {"id": 6063, "image_id": 3530, "category_id": 13, "bbox": [1.0, 80.0, 44.0, 73.0], "area": 3212.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 80.0, 45.0, 80.0, 45.0, 153.0, 1.0, 153.0]], "category_name": "optical harbor", "caption": "A optical harbor is on the left of the slender gray optical bridge"}, {"id": 6064, "image_id": 3531, "category_id": 0, "bbox": [730.0, 538.0, 24.0, 13.0], "area": 312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[730.0, 538.0, 754.0, 538.0, 754.0, 551.0, 730.0, 551.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 6065, "image_id": 3531, "category_id": 0, "bbox": [730.0, 616.0, 32.0, 14.0], "area": 448.0, "iscrowd": 0, "ignore": 0, "segmentation": [[730.0, 616.0, 762.0, 616.0, 762.0, 630.0, 730.0, 630.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little bigger than the optical vehicle on the right"}, {"id": 6066, "image_id": 3531, "category_id": 7, "bbox": [32.0, 66.0, 68.0, 143.0], "area": 9724.0, "iscrowd": 0, "ignore": 0, "segmentation": [[32.0, 66.0, 100.0, 66.0, 100.0, 209.0, 32.0, 209.0]], "category_name": "optical tennis court", "caption": "A optical tennis court is on the upper left of the large baseball field in the middle"}, {"id": 6067, "image_id": 3531, "category_id": 7, "bbox": [131.0, 67.0, 66.0, 140.0], "area": 9240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[131.0, 67.0, 197.0, 67.0, 197.0, 207.0, 131.0, 207.0]], "category_name": "optical tennis court", "caption": "The optical tennis court is above the large baseball field"}, {"id": 6068, "image_id": 3532, "category_id": 13, "bbox": [563.0, 136.0, 22.0, 124.0], "area": 2728.0, "iscrowd": 0, "ignore": 0, "segmentation": [[563.0, 136.0, 585.0, 136.0, 585.0, 260.0, 563.0, 260.0]], "category_name": "optical harbor", "caption": "A optical harbor is on the left of the black and black optical harbor"}, {"id": 6069, "image_id": 3532, "category_id": 13, "bbox": [620.0, 149.0, 18.0, 125.0], "area": 2250.0, "iscrowd": 0, "ignore": 0, "segmentation": [[620.0, 149.0, 638.0, 149.0, 638.0, 274.0, 620.0, 274.0]], "category_name": "optical harbor", "caption": "The black and black optical harbor"}, {"id": 6070, "image_id": 3532, "category_id": 13, "bbox": [677.0, 178.0, 23.0, 94.0], "area": 2162.0, "iscrowd": 0, "ignore": 0, "segmentation": [[677.0, 178.0, 700.0, 178.0, 700.0, 272.0, 677.0, 272.0]], "category_name": "optical harbor", "caption": "The optical harbor is on the right of the black and black optical harbor"}, {"id": 6071, "image_id": 3533, "category_id": 10, "bbox": [539.0, 451.0, 122.0, 124.0], "area": 15128.0, "iscrowd": 0, "ignore": 0, "segmentation": [[539.0, 451.0, 661.0, 451.0, 661.0, 575.0, 539.0, 575.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the right"}, {"id": 6072, "image_id": 3533, "category_id": 10, "bbox": [387.0, 414.0, 120.0, 121.0], "area": 14520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[387.0, 414.0, 507.0, 414.0, 507.0, 535.0, 387.0, 535.0]], "category_name": "optical storage tank", "caption": "An optical storage tank is on the left of the optical storage tank on the right"}, {"id": 6073, "image_id": 3533, "category_id": 10, "bbox": [230.0, 370.0, 123.0, 122.0], "area": 15006.0, "iscrowd": 0, "ignore": 0, "segmentation": [[230.0, 370.0, 353.0, 370.0, 353.0, 492.0, 230.0, 492.0]], "category_name": "optical storage tank", "caption": "An optical storage tank is on the right of the optical storage tank on the left"}, {"id": 6074, "image_id": 3533, "category_id": 10, "bbox": [78.0, 328.0, 121.0, 120.0], "area": 14520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[78.0, 328.0, 199.0, 328.0, 199.0, 448.0, 78.0, 448.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the left"}, {"id": 6075, "image_id": 3534, "category_id": 0, "bbox": [226.0, 729.0, 25.0, 39.0], "area": 975.0, "iscrowd": 0, "ignore": 0, "segmentation": [[226.0, 729.0, 251.0, 729.0, 251.0, 768.0, 226.0, 768.0]], "category_name": "optical vehicle", "caption": "A tiny optical vehicle on the lower left"}, {"id": 6076, "image_id": 3535, "category_id": 0, "bbox": [710.0, 569.0, 18.0, 8.0], "area": 144.0, "iscrowd": 0, "ignore": 0, "segmentation": [[710.0, 569.0, 728.0, 569.0, 728.0, 577.0, 710.0, 577.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower right"}, {"id": 6077, "image_id": 3535, "category_id": 0, "bbox": [781.0, 220.0, 17.0, 9.0], "area": 153.0, "iscrowd": 0, "ignore": 0, "segmentation": [[781.0, 220.0, 798.0, 220.0, 798.0, 229.0, 781.0, 229.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper right"}, {"id": 6078, "image_id": 3536, "category_id": 10, "bbox": [372.0, 149.0, 159.0, 150.0], "area": 23850.0, "iscrowd": 0, "ignore": 0, "segmentation": [[372.0, 149.0, 531.0, 149.0, 531.0, 299.0, 372.0, 299.0]], "category_name": "optical storage tank", "caption": "A optical storage tank on the top"}, {"id": 6079, "image_id": 3536, "category_id": 10, "bbox": [235.0, 292.0, 159.0, 150.0], "area": 23850.0, "iscrowd": 0, "ignore": 0, "segmentation": [[235.0, 292.0, 394.0, 292.0, 394.0, 442.0, 235.0, 442.0]], "category_name": "optical storage tank", "caption": "The optical storage tank is similar in size to the optical storage tank on the top"}, {"id": 6080, "image_id": 3536, "category_id": 10, "bbox": [433.0, 433.0, 88.0, 85.0], "area": 7480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[433.0, 433.0, 521.0, 433.0, 521.0, 518.0, 433.0, 518.0]], "category_name": "optical storage tank", "caption": "The optical storage tank is similar in size to the optical storage tank at the bottom"}, {"id": 6081, "image_id": 3536, "category_id": 10, "bbox": [350.0, 600.0, 91.0, 84.0], "area": 7644.0, "iscrowd": 0, "ignore": 0, "segmentation": [[350.0, 600.0, 441.0, 600.0, 441.0, 684.0, 350.0, 684.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the bottom"}, {"id": 6082, "image_id": 3537, "category_id": 10, "bbox": [343.0, 299.0, 127.0, 109.0], "area": 13843.0, "iscrowd": 0, "ignore": 0, "segmentation": [[343.0, 299.0, 470.0, 299.0, 470.0, 408.0, 343.0, 408.0]], "category_name": "optical storage tank", "caption": "A small rounded gray optical storage tank"}, {"id": 6083, "image_id": 3538, "category_id": 10, "bbox": [330.0, 299.0, 127.0, 109.0], "area": 13843.0, "iscrowd": 0, "ignore": 0, "segmentation": [[330.0, 299.0, 457.0, 299.0, 457.0, 408.0, 330.0, 408.0]], "category_name": "optical storage tank", "caption": "A small rounded gray optical storage tank located in the center"}, {"id": 6084, "image_id": 3539, "category_id": 0, "bbox": [209.0, 274.0, 33.0, 13.0], "area": 429.0, "iscrowd": 0, "ignore": 0, "segmentation": [[209.0, 274.0, 242.0, 274.0, 242.0, 287.0, 209.0, 287.0]], "category_name": "optical vehicle", "caption": "The red optical vehicle"}, {"id": 6085, "image_id": 3539, "category_id": 0, "bbox": [384.0, 374.0, 11.0, 36.0], "area": 396.0, "iscrowd": 0, "ignore": 0, "segmentation": [[384.0, 374.0, 395.0, 374.0, 395.0, 410.0, 384.0, 410.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is similar in size to the optical vehicle on the left"}, {"id": 6086, "image_id": 3539, "category_id": 0, "bbox": [236.0, 526.0, 164.0, 24.0], "area": 3936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[236.0, 526.0, 400.0, 526.0, 400.0, 550.0, 236.0, 550.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is much bigger than the optical vehicle on the left"}, {"id": 6087, "image_id": 3540, "category_id": 7, "bbox": [598.0, 583.0, 13.0, 29.0], "area": 377.0, "iscrowd": 0, "ignore": 0, "segmentation": [[598.0, 583.0, 611.0, 583.0, 611.0, 612.0, 598.0, 612.0]], "category_name": "optical tennis court", "caption": "A optical tennis court is below the small train station on the upper right"}, {"id": 6088, "image_id": 3540, "category_id": 0, "bbox": [198.0, 526.0, 14.0, 11.0], "area": 154.0, "iscrowd": 0, "ignore": 0, "segmentation": [[198.0, 526.0, 212.0, 526.0, 212.0, 537.0, 198.0, 537.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower left of the small train station on the upper right"}, {"id": 6089, "image_id": 3541, "category_id": 0, "bbox": [79.0, 223.0, 84.0, 38.0], "area": 3192.0, "iscrowd": 0, "ignore": 0, "segmentation": [[79.0, 223.0, 163.0, 223.0, 163.0, 261.0, 79.0, 261.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper left"}, {"id": 6090, "image_id": 3541, "category_id": 0, "bbox": [301.0, 212.0, 37.0, 96.0], "area": 3552.0, "iscrowd": 0, "ignore": 0, "segmentation": [[301.0, 212.0, 338.0, 212.0, 338.0, 308.0, 301.0, 308.0]], "category_name": "optical vehicle", "caption": "A optical vehicle in the middle"}, {"id": 6091, "image_id": 3541, "category_id": 0, "bbox": [507.0, 582.0, 39.0, 103.0], "area": 4017.0, "iscrowd": 0, "ignore": 0, "segmentation": [[507.0, 582.0, 546.0, 582.0, 546.0, 685.0, 507.0, 685.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 6092, "image_id": 3541, "category_id": 0, "bbox": [628.0, 592.0, 38.0, 78.0], "area": 2964.0, "iscrowd": 0, "ignore": 0, "segmentation": [[628.0, 592.0, 666.0, 592.0, 666.0, 670.0, 628.0, 670.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the right of the gray optical vehicle"}, {"id": 6093, "image_id": 3541, "category_id": 0, "bbox": [571.0, 590.0, 37.0, 82.0], "area": 3034.0, "iscrowd": 0, "ignore": 0, "segmentation": [[571.0, 590.0, 608.0, 590.0, 608.0, 672.0, 571.0, 672.0]], "category_name": "optical vehicle", "caption": "A gray optical vehicle"}, {"id": 6094, "image_id": 3542, "category_id": 13, "bbox": [286.0, 332.0, 135.0, 58.0], "area": 7830.0, "iscrowd": 0, "ignore": 0, "segmentation": [[286.0, 332.0, 421.0, 332.0, 421.0, 390.0, 286.0, 390.0]], "category_name": "optical harbor", "caption": "A vibrant optical harbor is on the lower left of the optical harbor on the upper right"}, {"id": 6095, "image_id": 3542, "category_id": 13, "bbox": [467.0, 86.0, 193.0, 117.0], "area": 22581.0, "iscrowd": 0, "ignore": 0, "segmentation": [[467.0, 86.0, 660.0, 86.0, 660.0, 203.0, 467.0, 203.0]], "category_name": "optical harbor", "caption": "A optical harbor on the upper right"}, {"id": 6096, "image_id": 3542, "category_id": 13, "bbox": [328.0, 252.0, 317.0, 54.0], "area": 17118.0, "iscrowd": 0, "ignore": 0, "segmentation": [[328.0, 252.0, 645.0, 252.0, 645.0, 306.0, 328.0, 306.0]], "category_name": "optical harbor", "caption": "The optical harbor is a little smaller than the optical harbor on the located in the center"}, {"id": 6097, "image_id": 3542, "category_id": 0, "bbox": [333.0, 153.0, 25.0, 30.0], "area": 750.0, "iscrowd": 0, "ignore": 0, "segmentation": [[333.0, 153.0, 358.0, 153.0, 358.0, 183.0, 333.0, 183.0]], "category_name": "optical vehicle", "caption": "The sleek optical vehicle is above the optical harbor at the bottom"}, {"id": 6098, "image_id": 3542, "category_id": 13, "bbox": [294.0, 447.0, 388.0, 274.0], "area": 106312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[294.0, 447.0, 682.0, 447.0, 682.0, 721.0, 294.0, 721.0]], "category_name": "optical harbor", "caption": "The optical harbor at the bottom"}, {"id": 6099, "image_id": 3543, "category_id": 0, "bbox": [208.0, 300.0, 46.0, 105.0], "area": 4830.0, "iscrowd": 0, "ignore": 0, "segmentation": [[208.0, 300.0, 254.0, 300.0, 254.0, 405.0, 208.0, 405.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 6100, "image_id": 3543, "category_id": 0, "bbox": [372.0, 296.0, 36.0, 85.0], "area": 3060.0, "iscrowd": 0, "ignore": 0, "segmentation": [[372.0, 296.0, 408.0, 296.0, 408.0, 381.0, 372.0, 381.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the middle"}, {"id": 6101, "image_id": 3543, "category_id": 0, "bbox": [551.0, 280.0, 33.0, 88.0], "area": 2904.0, "iscrowd": 0, "ignore": 0, "segmentation": [[551.0, 280.0, 584.0, 280.0, 584.0, 368.0, 551.0, 368.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 6102, "image_id": 3543, "category_id": 0, "bbox": [271.0, 658.0, 42.0, 102.0], "area": 4284.0, "iscrowd": 0, "ignore": 0, "segmentation": [[271.0, 658.0, 313.0, 658.0, 313.0, 760.0, 271.0, 760.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 6103, "image_id": 3544, "category_id": 10, "bbox": [713.0, 212.0, 12.0, 14.0], "area": 168.0, "iscrowd": 0, "ignore": 0, "segmentation": [[713.0, 212.0, 725.0, 212.0, 725.0, 226.0, 713.0, 226.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the upper right"}, {"id": 6104, "image_id": 3544, "category_id": 10, "bbox": [719.0, 250.0, 18.0, 17.0], "area": 306.0, "iscrowd": 0, "ignore": 0, "segmentation": [[719.0, 250.0, 737.0, 250.0, 737.0, 267.0, 719.0, 267.0]], "category_name": "optical storage tank", "caption": "A optical storage tank on the right"}, {"id": 6105, "image_id": 3545, "category_id": 10, "bbox": [425.0, 468.0, 69.0, 65.0], "area": 4485.0, "iscrowd": 0, "ignore": 0, "segmentation": [[425.0, 468.0, 494.0, 468.0, 494.0, 533.0, 425.0, 533.0]], "category_name": "optical storage tank", "caption": "The optical storage tank is on the lower left of the tiny optical storage tank"}, {"id": 6106, "image_id": 3545, "category_id": 10, "bbox": [497.0, 445.0, 49.0, 48.0], "area": 2352.0, "iscrowd": 0, "ignore": 0, "segmentation": [[497.0, 445.0, 546.0, 445.0, 546.0, 493.0, 497.0, 493.0]], "category_name": "optical storage tank", "caption": "The tiny optical storage tank"}, {"id": 6107, "image_id": 3545, "category_id": 10, "bbox": [552.0, 467.0, 67.0, 68.0], "area": 4556.0, "iscrowd": 0, "ignore": 0, "segmentation": [[552.0, 467.0, 619.0, 467.0, 619.0, 535.0, 552.0, 535.0]], "category_name": "optical storage tank", "caption": "The optical storage tank located on the right"}, {"id": 6108, "image_id": 3546, "category_id": 0, "bbox": [267.0, 316.0, 79.0, 26.0], "area": 2054.0, "iscrowd": 0, "ignore": 0, "segmentation": [[267.0, 316.0, 346.0, 316.0, 346.0, 342.0, 267.0, 342.0]], "category_name": "optical vehicle", "caption": "The red optical vehicle"}, {"id": 6109, "image_id": 3546, "category_id": 0, "bbox": [509.0, 171.0, 93.0, 34.0], "area": 3162.0, "iscrowd": 0, "ignore": 0, "segmentation": [[509.0, 171.0, 602.0, 171.0, 602.0, 205.0, 509.0, 205.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper right"}, {"id": 6110, "image_id": 3546, "category_id": 0, "bbox": [266.0, 549.0, 93.0, 34.0], "area": 3162.0, "iscrowd": 0, "ignore": 0, "segmentation": [[266.0, 549.0, 359.0, 549.0, 359.0, 583.0, 266.0, 583.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 6111, "image_id": 3546, "category_id": 0, "bbox": [500.0, 412.0, 102.0, 35.0], "area": 3570.0, "iscrowd": 0, "ignore": 0, "segmentation": [[500.0, 412.0, 602.0, 412.0, 602.0, 447.0, 500.0, 447.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 6112, "image_id": 3547, "category_id": 0, "bbox": [362.0, 15.0, 15.0, 34.0], "area": 510.0, "iscrowd": 0, "ignore": 0, "segmentation": [[362.0, 15.0, 377.0, 15.0, 377.0, 49.0, 362.0, 49.0]], "category_name": "optical vehicle", "caption": "The tiny optical vehicle"}, {"id": 6113, "image_id": 3548, "category_id": 0, "bbox": [283.0, 322.0, 42.0, 42.0], "area": 1764.0, "iscrowd": 0, "ignore": 0, "segmentation": [[283.0, 322.0, 325.0, 322.0, 325.0, 364.0, 283.0, 364.0]], "category_name": "optical vehicle", "caption": "A small optical vehicle"}, {"id": 6114, "image_id": 3548, "category_id": 0, "bbox": [533.0, 495.0, 128.0, 78.0], "area": 9984.0, "iscrowd": 0, "ignore": 0, "segmentation": [[533.0, 495.0, 661.0, 495.0, 661.0, 573.0, 533.0, 573.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 6115, "image_id": 3549, "category_id": 0, "bbox": [322.0, 698.0, 19.0, 43.0], "area": 817.0, "iscrowd": 0, "ignore": 0, "segmentation": [[322.0, 698.0, 341.0, 698.0, 341.0, 741.0, 322.0, 741.0]], "category_name": "optical vehicle", "caption": "The optical vehicle at the bottom"}, {"id": 6116, 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"optical vehicle", "caption": "A optical vehicle in the middle"}, {"id": 6126, "image_id": 3554, "category_id": 0, "bbox": [580.0, 253.0, 63.0, 35.0], "area": 2205.0, "iscrowd": 0, "ignore": 0, "segmentation": [[580.0, 253.0, 643.0, 253.0, 643.0, 288.0, 580.0, 288.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the right of the optical vehicle on the left"}, {"id": 6127, "image_id": 3554, "category_id": 0, "bbox": [708.0, 301.0, 77.0, 44.0], "area": 3388.0, "iscrowd": 0, "ignore": 0, "segmentation": [[708.0, 301.0, 785.0, 301.0, 785.0, 345.0, 708.0, 345.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is a little bigger than the optical vehicle on the lower right"}, {"id": 6128, "image_id": 3554, "category_id": 0, "bbox": [28.0, 251.0, 60.0, 30.0], "area": 1800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[28.0, 251.0, 88.0, 251.0, 88.0, 281.0, 28.0, 281.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the left"}, {"id": 6129, "image_id": 3554, "category_id": 0, "bbox": [566.0, 635.0, 35.0, 72.0], "area": 2520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[566.0, 635.0, 601.0, 635.0, 601.0, 707.0, 566.0, 707.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower right"}, {"id": 6130, "image_id": 3555, "category_id": 0, "bbox": [230.0, 158.0, 28.0, 11.0], "area": 308.0, "iscrowd": 0, "ignore": 0, "segmentation": [[230.0, 158.0, 258.0, 158.0, 258.0, 169.0, 230.0, 169.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper left"}, {"id": 6131, "image_id": 3555, "category_id": 0, "bbox": [246.0, 54.0, 26.0, 13.0], "area": 338.0, "iscrowd": 0, "ignore": 0, "segmentation": [[246.0, 54.0, 272.0, 54.0, 272.0, 67.0, 246.0, 67.0]], "category_name": "optical vehicle", "caption": "A blue and black optical vehicle"}, {"id": 6132, "image_id": 3556, "category_id": 13, "bbox": [1.0, 297.0, 36.0, 111.0], "area": 3996.0, "iscrowd": 0, "ignore": 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321.0, 241.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 6136, "image_id": 3558, "category_id": 0, "bbox": [95.0, 153.0, 21.0, 25.0], "area": 525.0, "iscrowd": 0, "ignore": 0, "segmentation": [[95.0, 153.0, 116.0, 153.0, 116.0, 178.0, 95.0, 178.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper left"}, {"id": 6137, "image_id": 3559, "category_id": 0, "bbox": [535.0, 349.0, 15.0, 19.0], "area": 285.0, "iscrowd": 0, "ignore": 0, "segmentation": [[535.0, 349.0, 550.0, 349.0, 550.0, 368.0, 535.0, 368.0]], "category_name": "optical vehicle", "caption": "A tiny optical vehicle"}, {"id": 6138, "image_id": 3559, "category_id": 0, "bbox": [472.0, 1.0, 40.0, 57.0], "area": 2280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[472.0, 1.0, 512.0, 1.0, 512.0, 58.0, 472.0, 58.0]], "category_name": "optical vehicle", "caption": "A small optical vehicle"}, {"id": 6139, "image_id": 3560, "category_id": 13, "bbox": [561.0, 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226.0]], "category_name": "optical harbor", "caption": "A optical harbor on the top"}, {"id": 6143, "image_id": 3562, "category_id": 0, "bbox": [425.0, 313.0, 38.0, 109.0], "area": 4142.0, "iscrowd": 0, "ignore": 0, "segmentation": [[425.0, 313.0, 463.0, 313.0, 463.0, 422.0, 425.0, 422.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is above the overpass on the lower right"}, {"id": 6144, "image_id": 3563, "category_id": 0, "bbox": [227.0, 519.0, 50.0, 22.0], "area": 1100.0, "iscrowd": 0, "ignore": 0, "segmentation": [[227.0, 519.0, 277.0, 519.0, 277.0, 541.0, 227.0, 541.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little smaller than the optical vehicle on the top"}, {"id": 6145, "image_id": 3563, "category_id": 0, "bbox": [258.0, 242.0, 51.0, 31.0], "area": 1581.0, "iscrowd": 0, "ignore": 0, "segmentation": [[258.0, 242.0, 309.0, 242.0, 309.0, 273.0, 258.0, 273.0]], "category_name": "optical vehicle", "caption": "The optical 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447.0, 519.0, 447.0, 590.0, 390.0, 590.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 6153, "image_id": 3566, "category_id": 0, "bbox": [230.0, 223.0, 60.0, 45.0], "area": 2700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[230.0, 223.0, 290.0, 223.0, 290.0, 268.0, 230.0, 268.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 6154, "image_id": 3566, "category_id": 0, "bbox": [706.0, 297.0, 54.0, 72.0], "area": 3888.0, "iscrowd": 0, "ignore": 0, "segmentation": [[706.0, 297.0, 760.0, 297.0, 760.0, 369.0, 706.0, 369.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 6155, "image_id": 3567, "category_id": 0, "bbox": [494.0, 407.0, 115.0, 70.0], "area": 8050.0, "iscrowd": 0, "ignore": 0, "segmentation": [[494.0, 407.0, 609.0, 407.0, 609.0, 477.0, 494.0, 477.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 6156, 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353.0, 619.0, 353.0, 619.0, 399.0, 557.0, 399.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 6160, "image_id": 3568, "category_id": 0, "bbox": [230.0, 290.0, 56.0, 40.0], "area": 2240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[230.0, 290.0, 286.0, 290.0, 286.0, 330.0, 230.0, 330.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little smaller than the optical vehicle on the left"}, {"id": 6161, "image_id": 3568, "category_id": 0, "bbox": [205.0, 316.0, 67.0, 46.0], "area": 3082.0, "iscrowd": 0, "ignore": 0, "segmentation": [[205.0, 316.0, 272.0, 316.0, 272.0, 362.0, 205.0, 362.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 6162, "image_id": 3568, "category_id": 0, "bbox": [255.0, 444.0, 45.0, 64.0], "area": 2880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[255.0, 444.0, 300.0, 444.0, 300.0, 508.0, 255.0, 508.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower left of the optical vehicle on the right"}, {"id": 6163, "image_id": 3569, "category_id": 0, "bbox": [366.0, 15.0, 18.0, 60.0], "area": 1080.0, "iscrowd": 0, "ignore": 0, "segmentation": [[366.0, 15.0, 384.0, 15.0, 384.0, 75.0, 366.0, 75.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is above the gray and black optical ship"}, {"id": 6164, "image_id": 3569, "category_id": 0, "bbox": [66.0, 467.0, 29.0, 54.0], "area": 1566.0, "iscrowd": 0, "ignore": 0, "segmentation": [[66.0, 467.0, 95.0, 467.0, 95.0, 521.0, 66.0, 521.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the left"}, {"id": 6165, "image_id": 3569, "category_id": 0, "bbox": [307.0, 59.0, 15.0, 33.0], "area": 495.0, "iscrowd": 0, "ignore": 0, "segmentation": [[307.0, 59.0, 322.0, 59.0, 322.0, 92.0, 307.0, 92.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is much smaller than the optical vehicle on the left"}, {"id": 6166, "image_id": 3570, "category_id": 13, "bbox": [200.0, 456.0, 50.0, 53.0], "area": 2650.0, "iscrowd": 0, "ignore": 0, "segmentation": [[200.0, 456.0, 250.0, 456.0, 250.0, 509.0, 200.0, 509.0]], "category_name": "optical harbor", "caption": "A optical harbor is much bigger than the optical ship on the lower left"}, {"id": 6167, "image_id": 3570, "category_id": 13, "bbox": [226.0, 315.0, 28.0, 26.0], "area": 728.0, "iscrowd": 0, "ignore": 0, "segmentation": [[226.0, 315.0, 254.0, 315.0, 254.0, 341.0, 226.0, 341.0]], "category_name": "optical harbor", "caption": "The optical harbor is similar in size to the optical ship on the lower left"}, {"id": 6168, "image_id": 3571, "category_id": 0, "bbox": [620.0, 718.0, 15.0, 14.0], "area": 210.0, "iscrowd": 0, "ignore": 0, "segmentation": [[620.0, 718.0, 635.0, 718.0, 635.0, 732.0, 620.0, 732.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the lower right of the orange and gray baseball field in the middle"}, {"id": 6169, "image_id": 3572, "category_id": 13, "bbox": [123.0, 220.0, 135.0, 209.0], "area": 28215.0, "iscrowd": 0, "ignore": 0, "segmentation": [[123.0, 220.0, 258.0, 220.0, 258.0, 429.0, 123.0, 429.0]], "category_name": "optical harbor", "caption": "The optical harbor on the left"}, {"id": 6170, "image_id": 3572, "category_id": 13, "bbox": [507.0, 517.0, 273.0, 110.0], "area": 30030.0, "iscrowd": 0, "ignore": 0, "segmentation": [[507.0, 517.0, 780.0, 517.0, 780.0, 627.0, 507.0, 627.0]], "category_name": "optical harbor", "caption": "A optical harbor on the lower right"}, {"id": 6171, "image_id": 3572, "category_id": 13, "bbox": [315.0, 326.0, 150.0, 219.0], "area": 32850.0, "iscrowd": 0, "ignore": 0, "segmentation": [[315.0, 326.0, 465.0, 326.0, 465.0, 545.0, 315.0, 545.0]], "category_name": "optical harbor", "caption": "The optical harbor is below the optical ship on the top"}, {"id": 6172, "image_id": 3573, "category_id": 13, "bbox": [458.0, 145.0, 135.0, 110.0], 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797.0, 695.0, 797.0, 781.0, 629.0, 781.0]], "category_name": "optical harbor", "caption": "The optical harbor on the lower right"}, {"id": 6176, "image_id": 3574, "category_id": 13, "bbox": [16.0, 295.0, 783.0, 305.0], "area": 238815.0, "iscrowd": 0, "ignore": 0, "segmentation": [[16.0, 295.0, 799.0, 295.0, 799.0, 600.0, 16.0, 600.0]], "category_name": "optical harbor", "caption": "The huge optical harbor in the center"}, {"id": 6177, "image_id": 3574, "category_id": 13, "bbox": [0.0, 27.0, 739.0, 222.0], "area": 164058.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 27.0, 739.0, 27.0, 739.0, 249.0, 0.0, 249.0]], "category_name": "optical harbor", "caption": "A optical harbor is a little smaller than the huge optical harbor located at the top"}, {"id": 6178, "image_id": 3575, "category_id": 0, "bbox": [283.0, 206.0, 18.0, 28.0], "area": 504.0, "iscrowd": 0, "ignore": 0, "segmentation": [[283.0, 206.0, 301.0, 206.0, 301.0, 234.0, 283.0, 234.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the top"}, {"id": 6179, "image_id": 3576, "category_id": 10, "bbox": [349.0, 273.0, 153.0, 148.0], "area": 22644.0, "iscrowd": 0, "ignore": 0, "segmentation": [[349.0, 273.0, 502.0, 273.0, 502.0, 421.0, 349.0, 421.0]], "category_name": "optical storage tank", "caption": "A rounded optical storage tank located in the center"}, {"id": 6180, "image_id": 3577, "category_id": 0, "bbox": [311.0, 224.0, 33.0, 81.0], "area": 2673.0, "iscrowd": 0, "ignore": 0, "segmentation": [[311.0, 224.0, 344.0, 224.0, 344.0, 305.0, 311.0, 305.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the upper left of the optical vehicle at the bottom"}, {"id": 6181, "image_id": 3577, "category_id": 0, "bbox": [329.0, 677.0, 101.0, 38.0], "area": 3838.0, "iscrowd": 0, "ignore": 0, "segmentation": [[329.0, 677.0, 430.0, 677.0, 430.0, 715.0, 329.0, 715.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 6182, 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"segmentation": [[610.0, 240.0, 658.0, 240.0, 658.0, 289.0, 610.0, 289.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 6186, "image_id": 3579, "category_id": 0, "bbox": [399.0, 366.0, 50.0, 63.0], "area": 3150.0, "iscrowd": 0, "ignore": 0, "segmentation": [[399.0, 366.0, 449.0, 366.0, 449.0, 429.0, 399.0, 429.0]], "category_name": "optical vehicle", "caption": "A optical vehicle in the middle"}, {"id": 6187, "image_id": 3579, "category_id": 0, "bbox": [264.0, 694.0, 41.0, 53.0], "area": 2173.0, "iscrowd": 0, "ignore": 0, "segmentation": [[264.0, 694.0, 305.0, 694.0, 305.0, 747.0, 264.0, 747.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 6188, "image_id": 3579, "category_id": 0, "bbox": [143.0, 111.0, 38.0, 55.0], "area": 2090.0, "iscrowd": 0, "ignore": 0, "segmentation": [[143.0, 111.0, 181.0, 111.0, 181.0, 166.0, 143.0, 166.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper left"}, {"id": 6189, "image_id": 3580, "category_id": 0, "bbox": [287.0, 43.0, 21.0, 44.0], "area": 924.0, "iscrowd": 0, "ignore": 0, "segmentation": [[287.0, 43.0, 308.0, 43.0, 308.0, 87.0, 287.0, 87.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 6190, "image_id": 3581, "category_id": 0, "bbox": [505.0, 392.0, 16.0, 42.0], "area": 672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[505.0, 392.0, 521.0, 392.0, 521.0, 434.0, 505.0, 434.0]], "category_name": "optical vehicle", "caption": "A gray optical vehicle in the middle"}, {"id": 6191, "image_id": 3582, "category_id": 0, "bbox": [457.0, 479.0, 29.0, 13.0], "area": 377.0, "iscrowd": 0, "ignore": 0, "segmentation": [[457.0, 479.0, 486.0, 479.0, 486.0, 492.0, 457.0, 492.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the middle"}, {"id": 6192, "image_id": 3583, "category_id": 10, "bbox": [326.0, 266.0, 83.0, 70.0], "area": 5810.0, "iscrowd": 0, "ignore": 0, "segmentation": [[326.0, 266.0, 409.0, 266.0, 409.0, 336.0, 326.0, 336.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the center"}, {"id": 6193, "image_id": 3584, "category_id": 0, "bbox": [517.0, 55.0, 50.0, 50.0], "area": 2500.0, "iscrowd": 0, "ignore": 0, "segmentation": [[517.0, 55.0, 567.0, 55.0, 567.0, 105.0, 517.0, 105.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 6194, "image_id": 3584, "category_id": 0, "bbox": [548.0, 519.0, 64.0, 45.0], "area": 2880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[548.0, 519.0, 612.0, 519.0, 612.0, 564.0, 548.0, 564.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 6195, "image_id": 3584, "category_id": 0, "bbox": [337.0, 603.0, 33.0, 49.0], "area": 1617.0, "iscrowd": 0, "ignore": 0, "segmentation": [[337.0, 603.0, 370.0, 603.0, 370.0, 652.0, 337.0, 652.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is similar in size to the optical vehicle on the left"}, {"id": 6196, "image_id": 3584, "category_id": 0, "bbox": [108.0, 501.0, 29.0, 52.0], "area": 1508.0, "iscrowd": 0, "ignore": 0, "segmentation": [[108.0, 501.0, 137.0, 501.0, 137.0, 553.0, 108.0, 553.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 6197, "image_id": 3585, "category_id": 0, "bbox": [270.0, 641.0, 40.0, 95.0], "area": 3800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[270.0, 641.0, 310.0, 641.0, 310.0, 736.0, 270.0, 736.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 6198, "image_id": 3585, "category_id": 0, "bbox": [130.0, 162.0, 40.0, 95.0], "area": 3800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[130.0, 162.0, 170.0, 162.0, 170.0, 257.0, 130.0, 257.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper left"}, {"id": 6199, "image_id": 3586, "category_id": 0, "bbox": [286.0, 647.0, 53.0, 15.0], "area": 795.0, "iscrowd": 0, "ignore": 0, "segmentation": [[286.0, 647.0, 339.0, 647.0, 339.0, 662.0, 286.0, 662.0]], "category_name": "optical vehicle", "caption": "A gray optical vehicle at the bottom"}, {"id": 6200, "image_id": 3587, "category_id": 0, "bbox": [251.0, 490.0, 19.0, 14.0], "area": 266.0, "iscrowd": 0, "ignore": 0, "segmentation": [[251.0, 490.0, 270.0, 490.0, 270.0, 504.0, 251.0, 504.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is much smaller than the blue and cyan optical vehicle"}, {"id": 6201, "image_id": 3587, "category_id": 0, "bbox": [358.0, 269.0, 34.0, 26.0], "area": 884.0, "iscrowd": 0, "ignore": 0, "segmentation": [[358.0, 269.0, 392.0, 269.0, 392.0, 295.0, 358.0, 295.0]], "category_name": "optical vehicle", "caption": "A blue and cyan optical vehicle"}, {"id": 6202, "image_id": 3588, "category_id": 0, "bbox": [248.0, 710.0, 26.0, 48.0], "area": 1248.0, "iscrowd": 0, "ignore": 0, "segmentation": [[248.0, 710.0, 274.0, 710.0, 274.0, 758.0, 248.0, 758.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little bigger than the optical vehicle on the top"}, {"id": 6203, "image_id": 3588, "category_id": 0, "bbox": [527.0, 150.0, 23.0, 42.0], "area": 966.0, "iscrowd": 0, "ignore": 0, "segmentation": [[527.0, 150.0, 550.0, 150.0, 550.0, 192.0, 527.0, 192.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 6204, "image_id": 3589, "category_id": 0, "bbox": [359.0, 393.0, 39.0, 26.0], "area": 1014.0, "iscrowd": 0, "ignore": 0, "segmentation": [[359.0, 393.0, 398.0, 393.0, 398.0, 419.0, 359.0, 419.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is driving on the optical bridge in the middle"}, {"id": 6205, "image_id": 3590, "category_id": 10, "bbox": [380.0, 412.0, 96.0, 80.0], "area": 7680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[380.0, 412.0, 476.0, 412.0, 476.0, 492.0, 380.0, 492.0]], "category_name": "optical storage tank", "caption": "A white small optical storage tank in the center"}, {"id": 6206, "image_id": 3590, "category_id": 0, "bbox": [742.0, 16.0, 20.0, 45.0], "area": 900.0, "iscrowd": 0, "ignore": 0, "segmentation": [[742.0, 16.0, 762.0, 16.0, 762.0, 61.0, 742.0, 61.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the top right"}, {"id": 6207, "image_id": 3590, "category_id": 0, "bbox": [482.0, 91.0, 18.0, 39.0], "area": 702.0, "iscrowd": 0, "ignore": 0, "segmentation": [[482.0, 91.0, 500.0, 91.0, 500.0, 130.0, 482.0, 130.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is a little smaller than the optical vehicle at the top"}, {"id": 6208, "image_id": 3590, "category_id": 0, "bbox": [433.0, 21.0, 38.0, 19.0], "area": 722.0, "iscrowd": 0, "ignore": 0, "segmentation": [[433.0, 21.0, 471.0, 21.0, 471.0, 40.0, 433.0, 40.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the left of the optical vehicle on the upper right"}, {"id": 6209, "image_id": 3590, "category_id": 0, "bbox": [136.0, 479.0, 22.0, 47.0], "area": 1034.0, "iscrowd": 0, "ignore": 0, "segmentation": [[136.0, 479.0, 158.0, 479.0, 158.0, 526.0, 136.0, 526.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the upper left of the blue optical vehicle"}, {"id": 6210, "image_id": 3590, "category_id": 0, "bbox": [176.0, 535.0, 39.0, 19.0], "area": 741.0, "iscrowd": 0, "ignore": 0, "segmentation": [[176.0, 535.0, 215.0, 535.0, 215.0, 554.0, 176.0, 554.0]], "category_name": "optical vehicle", "caption": "A blue optical vehicle located at the bottom left"}, {"id": 6211, "image_id": 3591, "category_id": 0, "bbox": [471.0, 198.0, 24.0, 64.0], "area": 1536.0, "iscrowd": 0, "ignore": 0, "segmentation": [[471.0, 198.0, 495.0, 198.0, 495.0, 262.0, 471.0, 262.0]], "category_name": "optical vehicle", "caption": "A blue and black tiny optical vehicle"}, {"id": 6212, "image_id": 3591, "category_id": 0, "bbox": [381.0, 588.0, 33.0, 70.0], "area": 2310.0, "iscrowd": 0, "ignore": 0, "segmentation": [[381.0, 588.0, 414.0, 588.0, 414.0, 658.0, 381.0, 658.0]], "category_name": "optical vehicle", "caption": "The yellow and gray optical vehicle at the bottom"}, {"id": 6213, "image_id": 3592, "category_id": 0, "bbox": [415.0, 492.0, 25.0, 22.0], "area": 550.0, "iscrowd": 0, "ignore": 0, "segmentation": [[415.0, 492.0, 440.0, 492.0, 440.0, 514.0, 415.0, 514.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is driving on the small gray overpass"}, {"id": 6214, "image_id": 3593, "category_id": 7, "bbox": [198.0, 291.0, 37.0, 69.0], "area": 2553.0, "iscrowd": 0, "ignore": 0, "segmentation": [[198.0, 291.0, 235.0, 291.0, 235.0, 360.0, 198.0, 360.0]], "category_name": "optical tennis court", "caption": "The optical tennis court on the left"}, {"id": 6215, "image_id": 3593, "category_id": 7, "bbox": [293.0, 633.0, 48.0, 82.0], "area": 3936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[293.0, 633.0, 341.0, 633.0, 341.0, 715.0, 293.0, 715.0]], "category_name": "optical tennis court", "caption": "A optical tennis court at the bottom"}, {"id": 6216, "image_id": 3593, "category_id": 7, "bbox": [576.0, 346.0, 41.0, 79.0], "area": 3239.0, "iscrowd": 0, "ignore": 0, "segmentation": [[576.0, 346.0, 617.0, 346.0, 617.0, 425.0, 576.0, 425.0]], "category_name": "optical tennis court", "caption": "A optical tennis court on the right"}, {"id": 6217, "image_id": 3593, "category_id": 0, "bbox": [211.0, 178.0, 11.0, 14.0], "area": 154.0, "iscrowd": 0, "ignore": 0, "segmentation": [[211.0, 178.0, 222.0, 178.0, 222.0, 192.0, 211.0, 192.0]], "category_name": "optical vehicle", "caption": "A tiny optical vehicle on the upper left"}, {"id": 6218, "image_id": 3594, "category_id": 0, "bbox": [523.0, 533.0, 10.0, 30.0], "area": 300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[523.0, 533.0, 533.0, 533.0, 533.0, 563.0, 523.0, 563.0]], "category_name": "optical vehicle", "caption": "A tiny optical vehicle"}, {"id": 6219, "image_id": 3595, "category_id": 10, "bbox": [53.0, 57.0, 235.0, 267.0], "area": 62745.0, "iscrowd": 0, "ignore": 0, "segmentation": [[53.0, 57.0, 288.0, 57.0, 288.0, 324.0, 53.0, 324.0]], "category_name": "optical storage tank", "caption": "A optical storage tank on the upper left"}, {"id": 6220, "image_id": 3595, "category_id": 10, "bbox": [492.0, 52.0, 266.0, 294.0], "area": 78204.0, "iscrowd": 0, "ignore": 0, "segmentation": [[492.0, 52.0, 758.0, 52.0, 758.0, 346.0, 492.0, 346.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the upper right"}, {"id": 6221, "image_id": 3595, "category_id": 10, "bbox": [505.0, 446.0, 229.0, 259.0], "area": 59311.0, "iscrowd": 0, "ignore": 0, "segmentation": [[505.0, 446.0, 734.0, 446.0, 734.0, 705.0, 505.0, 705.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the lower right"}, {"id": 6222, "image_id": 3596, "category_id": 0, "bbox": [142.0, 700.0, 36.0, 23.0], "area": 828.0, "iscrowd": 0, "ignore": 0, "segmentation": [[142.0, 700.0, 178.0, 700.0, 178.0, 723.0, 142.0, 723.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is much bigger than the optical vehicle on the lower right"}, {"id": 6223, "image_id": 3596, "category_id": 0, "bbox": [172.0, 615.0, 32.0, 13.0], "area": 416.0, "iscrowd": 0, "ignore": 0, "segmentation": [[172.0, 615.0, 204.0, 615.0, 204.0, 628.0, 172.0, 628.0]], "category_name": "optical vehicle", "caption": "A red optical vehicle"}, {"id": 6224, "image_id": 3596, "category_id": 0, "bbox": [599.0, 567.0, 32.0, 12.0], "area": 384.0, "iscrowd": 0, "ignore": 0, "segmentation": [[599.0, 567.0, 631.0, 567.0, 631.0, 579.0, 599.0, 579.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower right"}, {"id": 6225, "image_id": 3597, "category_id": 0, "bbox": [650.0, 92.0, 134.0, 48.0], "area": 6432.0, "iscrowd": 0, "ignore": 0, "segmentation": [[650.0, 92.0, 784.0, 92.0, 784.0, 140.0, 650.0, 140.0]], "category_name": "optical vehicle", "caption": "The red optical vehicle"}, {"id": 6226, "image_id": 3597, "category_id": 0, "bbox": [300.0, 303.0, 163.0, 58.0], "area": 9454.0, "iscrowd": 0, "ignore": 0, "segmentation": [[300.0, 303.0, 463.0, 303.0, 463.0, 361.0, 300.0, 361.0]], "category_name": "optical vehicle", "caption": "The large optical vehicle"}, {"id": 6227, "image_id": 3597, "category_id": 0, "bbox": [580.0, 292.0, 121.0, 51.0], "area": 6171.0, "iscrowd": 0, "ignore": 0, "segmentation": [[580.0, 292.0, 701.0, 292.0, 701.0, 343.0, 580.0, 343.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 6228, "image_id": 3597, "category_id": 0, "bbox": [41.0, 318.0, 121.0, 52.0], "area": 6292.0, "iscrowd": 0, "ignore": 0, "segmentation": [[41.0, 318.0, 162.0, 318.0, 162.0, 370.0, 41.0, 370.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the left"}, {"id": 6229, "image_id": 3598, "category_id": 0, "bbox": [362.0, 74.0, 31.0, 74.0], "area": 2294.0, "iscrowd": 0, "ignore": 0, "segmentation": [[362.0, 74.0, 393.0, 74.0, 393.0, 148.0, 362.0, 148.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is above the small optical bridge"}, {"id": 6230, "image_id": 3599, "category_id": 0, "bbox": [332.0, 622.0, 10.0, 21.0], "area": 210.0, "iscrowd": 0, "ignore": 0, "segmentation": [[332.0, 622.0, 342.0, 622.0, 342.0, 643.0, 332.0, 643.0]], "category_name": "optical vehicle", "caption": "The optical vehicle at the bottom"}, {"id": 6231, "image_id": 3599, "category_id": 0, "bbox": [473.0, 403.0, 12.0, 27.0], "area": 324.0, "iscrowd": 0, "ignore": 0, "segmentation": [[473.0, 403.0, 485.0, 403.0, 485.0, 430.0, 473.0, 430.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is a little bigger than the optical vehicle at the bottom"}, {"id": 6232, "image_id": 3599, "category_id": 0, "bbox": [672.0, 498.0, 13.0, 40.0], "area": 520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[672.0, 498.0, 685.0, 498.0, 685.0, 538.0, 672.0, 538.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower right of the blue and black optical vehicle"}, {"id": 6233, "image_id": 3599, "category_id": 0, "bbox": [447.0, 68.0, 11.0, 20.0], "area": 220.0, "iscrowd": 0, "ignore": 0, "segmentation": [[447.0, 68.0, 458.0, 68.0, 458.0, 88.0, 447.0, 88.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the upper left of the blue and black optical vehicle"}, {"id": 6234, "image_id": 3599, "category_id": 0, "bbox": [478.0, 155.0, 10.0, 18.0], "area": 180.0, "iscrowd": 0, "ignore": 0, "segmentation": [[478.0, 155.0, 488.0, 155.0, 488.0, 173.0, 478.0, 173.0]], "category_name": "optical vehicle", "caption": "A blue and black optical vehicle"}, {"id": 6235, "image_id": 3600, "category_id": 0, "bbox": [253.0, 451.0, 59.0, 67.0], "area": 3953.0, "iscrowd": 0, "ignore": 0, "segmentation": [[253.0, 451.0, 312.0, 451.0, 312.0, 518.0, 253.0, 518.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the upper left of the optical vehicle at the bottom"}, {"id": 6236, "image_id": 3600, "category_id": 0, "bbox": [313.0, 522.0, 58.0, 70.0], "area": 4060.0, "iscrowd": 0, "ignore": 0, "segmentation": [[313.0, 522.0, 371.0, 522.0, 371.0, 592.0, 313.0, 592.0]], "category_name": "optical vehicle", "caption": "The optical vehicle at the bottom"}, {"id": 6237, "image_id": 3600, "category_id": 0, "bbox": [470.0, 228.0, 58.0, 64.0], "area": 3712.0, "iscrowd": 0, "ignore": 0, "segmentation": [[470.0, 228.0, 528.0, 228.0, 528.0, 292.0, 470.0, 292.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the upper right of the optical vehicle at the bottom"}, {"id": 6238, "image_id": 3601, "category_id": 0, "bbox": [497.0, 166.0, 79.0, 28.0], "area": 2212.0, "iscrowd": 0, "ignore": 0, "segmentation": [[497.0, 166.0, 576.0, 166.0, 576.0, 194.0, 497.0, 194.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 6239, "image_id": 3601, "category_id": 0, "bbox": [300.0, 347.0, 38.0, 72.0], "area": 2736.0, "iscrowd": 0, "ignore": 0, "segmentation": [[300.0, 347.0, 338.0, 347.0, 338.0, 419.0, 300.0, 419.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is similar in size to the optical vehicle on the top"}, {"id": 6240, "image_id": 3601, "category_id": 0, "bbox": [191.0, 505.0, 45.0, 70.0], "area": 3150.0, "iscrowd": 0, "ignore": 0, "segmentation": [[191.0, 505.0, 236.0, 505.0, 236.0, 575.0, 191.0, 575.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the left"}, {"id": 6241, "image_id": 3601, "category_id": 0, "bbox": [216.0, 566.0, 54.0, 79.0], "area": 4266.0, "iscrowd": 0, "ignore": 0, "segmentation": [[216.0, 566.0, 270.0, 566.0, 270.0, 645.0, 216.0, 645.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower left"}, {"id": 6242, "image_id": 3602, "category_id": 0, "bbox": [606.0, 415.0, 30.0, 7.0], "area": 210.0, "iscrowd": 0, "ignore": 0, "segmentation": [[606.0, 415.0, 636.0, 415.0, 636.0, 422.0, 606.0, 422.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 6243, "image_id": 3602, "category_id": 0, "bbox": [458.0, 434.0, 24.0, 6.0], "area": 144.0, "iscrowd": 0, "ignore": 0, "segmentation": [[458.0, 434.0, 482.0, 434.0, 482.0, 440.0, 458.0, 440.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower left of the optical vehicle on the right"}, {"id": 6244, "image_id": 3603, "category_id": 0, "bbox": [661.0, 242.0, 24.0, 19.0], "area": 456.0, "iscrowd": 0, "ignore": 0, "segmentation": [[661.0, 242.0, 685.0, 242.0, 685.0, 261.0, 661.0, 261.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 6245, "image_id": 3603, "category_id": 0, "bbox": [41.0, 384.0, 28.0, 23.0], "area": 644.0, "iscrowd": 0, "ignore": 0, "segmentation": [[41.0, 384.0, 69.0, 384.0, 69.0, 407.0, 41.0, 407.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 6246, "image_id": 3603, "category_id": 0, "bbox": [8.0, 560.0, 25.0, 27.0], "area": 675.0, "iscrowd": 0, "ignore": 0, "segmentation": [[8.0, 560.0, 33.0, 560.0, 33.0, 587.0, 8.0, 587.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower left of the optical vehicle on the left"}, {"id": 6247, "image_id": 3603, "category_id": 0, "bbox": [47.0, 683.0, 33.0, 28.0], "area": 924.0, "iscrowd": 0, "ignore": 0, "segmentation": [[47.0, 683.0, 80.0, 683.0, 80.0, 711.0, 47.0, 711.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is much bigger than the optical vehicle on the right"}, {"id": 6248, "image_id": 3604, "category_id": 0, "bbox": [385.0, 132.0, 56.0, 44.0], "area": 2464.0, "iscrowd": 0, "ignore": 0, "segmentation": [[385.0, 132.0, 441.0, 132.0, 441.0, 176.0, 385.0, 176.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the top"}, {"id": 6249, "image_id": 3604, "category_id": 0, "bbox": [632.0, 203.0, 58.0, 38.0], "area": 2204.0, "iscrowd": 0, "ignore": 0, "segmentation": [[632.0, 203.0, 690.0, 203.0, 690.0, 241.0, 632.0, 241.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper right"}, {"id": 6250, "image_id": 3604, "category_id": 0, "bbox": [126.0, 418.0, 26.0, 61.0], "area": 1586.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 418.0, 152.0, 418.0, 152.0, 479.0, 126.0, 479.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is a little smaller than the optical vehicle on the top"}, {"id": 6251, "image_id": 3604, "category_id": 0, "bbox": [674.0, 421.0, 49.0, 64.0], "area": 3136.0, "iscrowd": 0, "ignore": 0, "segmentation": [[674.0, 421.0, 723.0, 421.0, 723.0, 485.0, 674.0, 485.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 6252, "image_id": 3605, "category_id": 0, "bbox": [303.0, 284.0, 15.0, 31.0], "area": 465.0, "iscrowd": 0, "ignore": 0, "segmentation": [[303.0, 284.0, 318.0, 284.0, 318.0, 315.0, 303.0, 315.0]], "category_name": "optical vehicle", "caption": "A red optical vehicle"}, {"id": 6253, "image_id": 3605, "category_id": 0, "bbox": [268.0, 449.0, 15.0, 32.0], "area": 480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[268.0, 449.0, 283.0, 449.0, 283.0, 481.0, 268.0, 481.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower left of the large optical harbor"}, {"id": 6254, "image_id": 3605, "category_id": 13, "bbox": [18.0, 568.0, 48.0, 68.0], "area": 3264.0, "iscrowd": 0, "ignore": 0, "segmentation": [[18.0, 568.0, 66.0, 568.0, 66.0, 636.0, 18.0, 636.0]], "category_name": "optical harbor", "caption": "A optical harbor is below the optical vehicle on the upper left"}, {"id": 6255, "image_id": 3605, "category_id": 13, "bbox": [454.0, 464.0, 110.0, 43.0], "area": 4730.0, "iscrowd": 0, "ignore": 0, "segmentation": [[454.0, 464.0, 564.0, 464.0, 564.0, 507.0, 454.0, 507.0]], "category_name": "optical harbor", "caption": "A optical harbor is on the lower right of the red optical vehicle"}, {"id": 6256, "image_id": 3605, "category_id": 13, "bbox": [441.0, 236.0, 223.0, 215.0], "area": 47945.0, "iscrowd": 0, "ignore": 0, "segmentation": [[441.0, 236.0, 664.0, 236.0, 664.0, 451.0, 441.0, 451.0]], "category_name": "optical harbor", "caption": "A optical harbor on the right"}, {"id": 6257, "image_id": 3605, "category_id": 13, "bbox": [432.0, 135.0, 89.0, 26.0], "area": 2314.0, "iscrowd": 0, "ignore": 0, "segmentation": [[432.0, 135.0, 521.0, 135.0, 521.0, 161.0, 432.0, 161.0]], "category_name": "optical harbor", "caption": "A optical harbor on the top"}, {"id": 6258, "image_id": 3605, "category_id": 0, "bbox": [40.0, 213.0, 14.0, 29.0], "area": 406.0, "iscrowd": 0, "ignore": 0, "segmentation": [[40.0, 213.0, 54.0, 213.0, 54.0, 242.0, 40.0, 242.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper left"}, {"id": 6259, "image_id": 3605, "category_id": 0, "bbox": [291.0, 328.0, 19.0, 37.0], "area": 703.0, "iscrowd": 0, "ignore": 0, "segmentation": [[291.0, 328.0, 310.0, 328.0, 310.0, 365.0, 291.0, 365.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little bigger than the optical vehicle on the upper left"}, {"id": 6260, "image_id": 3606, "category_id": 0, "bbox": [575.0, 221.0, 52.0, 40.0], "area": 2080.0, "iscrowd": 0, "ignore": 0, "segmentation": [[575.0, 221.0, 627.0, 221.0, 627.0, 261.0, 575.0, 261.0]], "category_name": "optical vehicle", "caption": "A small optical vehicle"}, {"id": 6261, "image_id": 3607, "category_id": 13, "bbox": [220.0, 14.0, 125.0, 81.0], "area": 10125.0, "iscrowd": 0, "ignore": 0, "segmentation": [[220.0, 14.0, 345.0, 14.0, 345.0, 95.0, 220.0, 95.0]], "category_name": "optical harbor", "caption": "The optical harbor is on the left of the cyan and green oval optical ground track field"}, {"id": 6262, "image_id": 3607, "category_id": 13, "bbox": [270.0, 51.0, 95.0, 117.0], "area": 11115.0, "iscrowd": 0, "ignore": 0, "segmentation": [[270.0, 51.0, 365.0, 51.0, 365.0, 168.0, 270.0, 168.0]], "category_name": "optical harbor", "caption": "The optical harbor is on the lower left of the tiny optical ground track field"}, {"id": 6263, "image_id": 3607, "category_id": 13, "bbox": [698.0, 724.0, 94.0, 76.0], "area": 7144.0, "iscrowd": 0, "ignore": 0, "segmentation": [[698.0, 724.0, 792.0, 724.0, 792.0, 800.0, 698.0, 800.0]], "category_name": "optical harbor", "caption": "A optical harbor on the lower right"}, {"id": 6264, "image_id": 3608, "category_id": 0, "bbox": [74.0, 231.0, 40.0, 16.0], "area": 640.0, "iscrowd": 0, "ignore": 0, "segmentation": [[74.0, 231.0, 114.0, 231.0, 114.0, 247.0, 74.0, 247.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper left"}, {"id": 6265, "image_id": 3608, "category_id": 0, "bbox": [83.0, 703.0, 16.0, 25.0], "area": 400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[83.0, 703.0, 99.0, 703.0, 99.0, 728.0, 83.0, 728.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower left"}, {"id": 6266, "image_id": 3609, "category_id": 0, "bbox": [748.0, 736.0, 40.0, 14.0], "area": 560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[748.0, 736.0, 788.0, 736.0, 788.0, 750.0, 748.0, 750.0]], "category_name": "optical vehicle", "caption": "The tiny optical vehicle on the lower right"}, {"id": 6267, "image_id": 3610, "category_id": 13, "bbox": [132.0, 127.0, 405.0, 105.0], "area": 42525.0, "iscrowd": 0, "ignore": 0, "segmentation": [[132.0, 127.0, 537.0, 127.0, 537.0, 232.0, 132.0, 232.0]], "category_name": "optical harbor", "caption": "The optical harbor is on the right of the optical ship on the upper left"}, {"id": 6268, "image_id": 3610, "category_id": 13, "bbox": [144.0, 305.0, 397.0, 112.0], "area": 44464.0, "iscrowd": 0, "ignore": 0, "segmentation": [[144.0, 305.0, 541.0, 305.0, 541.0, 417.0, 144.0, 417.0]], "category_name": "optical harbor", "caption": "The optical harbor is on the right of the optical ship on the left"}, {"id": 6269, "image_id": 3610, "category_id": 13, "bbox": [155.0, 482.0, 408.0, 100.0], "area": 40800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[155.0, 482.0, 563.0, 482.0, 563.0, 582.0, 155.0, 582.0]], "category_name": "optical harbor", "caption": "A optical harbor is a little smaller than the optical harbor at the bottom"}, {"id": 6270, "image_id": 3610, "category_id": 13, "bbox": [158.0, 659.0, 427.0, 121.0], "area": 51667.0, "iscrowd": 0, "ignore": 0, "segmentation": [[158.0, 659.0, 585.0, 659.0, 585.0, 780.0, 158.0, 780.0]], "category_name": "optical harbor", "caption": "A optical harbor at the bottom"}, {"id": 6271, "image_id": 3611, "category_id": 0, "bbox": [140.0, 329.0, 81.0, 29.0], "area": 2349.0, "iscrowd": 0, "ignore": 0, "segmentation": [[140.0, 329.0, 221.0, 329.0, 221.0, 358.0, 140.0, 358.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 6272, "image_id": 3611, "category_id": 0, "bbox": [541.0, 95.0, 95.0, 32.0], "area": 3040.0, "iscrowd": 0, "ignore": 0, "segmentation": [[541.0, 95.0, 636.0, 95.0, 636.0, 127.0, 541.0, 127.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper right"}, {"id": 6273, "image_id": 3611, "category_id": 0, "bbox": [411.0, 624.0, 37.0, 84.0], "area": 3108.0, "iscrowd": 0, "ignore": 0, "segmentation": [[411.0, 624.0, 448.0, 624.0, 448.0, 708.0, 411.0, 708.0]], "category_name": "optical vehicle", "caption": "The optical vehicle at the bottom"}, {"id": 6274, "image_id": 3612, "category_id": 0, "bbox": [510.0, 298.0, 117.0, 58.0], "area": 6786.0, "iscrowd": 0, "ignore": 0, "segmentation": [[510.0, 298.0, 627.0, 298.0, 627.0, 356.0, 510.0, 356.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 6275, "image_id": 3612, "category_id": 0, "bbox": [212.0, 280.0, 93.0, 48.0], "area": 4464.0, "iscrowd": 0, "ignore": 0, "segmentation": [[212.0, 280.0, 305.0, 280.0, 305.0, 328.0, 212.0, 328.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the upper left of the purple optical vehicle"}, {"id": 6276, "image_id": 3612, "category_id": 0, "bbox": [327.0, 416.0, 92.0, 50.0], "area": 4600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[327.0, 416.0, 419.0, 416.0, 419.0, 466.0, 327.0, 466.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is above the purple optical vehicle"}, {"id": 6277, "image_id": 3612, "category_id": 0, "bbox": [262.0, 469.0, 136.0, 58.0], "area": 7888.0, "iscrowd": 0, "ignore": 0, "segmentation": [[262.0, 469.0, 398.0, 469.0, 398.0, 527.0, 262.0, 527.0]], "category_name": "optical vehicle", "caption": "A purple optical vehicle"}, {"id": 6278, "image_id": 3612, "category_id": 0, "bbox": [436.0, 482.0, 100.0, 50.0], "area": 5000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[436.0, 482.0, 536.0, 482.0, 536.0, 532.0, 436.0, 532.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the right of the purple optical vehicle"}, {"id": 6279, "image_id": 3613, "category_id": 0, "bbox": [593.0, 597.0, 24.0, 9.0], "area": 216.0, "iscrowd": 0, "ignore": 0, "segmentation": [[593.0, 597.0, 617.0, 597.0, 617.0, 606.0, 593.0, 606.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower right"}, {"id": 6280, "image_id": 3614, "category_id": 0, "bbox": [71.0, 116.0, 75.0, 30.0], "area": 2250.0, "iscrowd": 0, "ignore": 0, "segmentation": [[71.0, 116.0, 146.0, 116.0, 146.0, 146.0, 71.0, 146.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper left"}, {"id": 6281, "image_id": 3614, "category_id": 0, "bbox": [83.0, 283.0, 70.0, 28.0], "area": 1960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[83.0, 283.0, 153.0, 283.0, 153.0, 311.0, 83.0, 311.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 6282, "image_id": 3614, "category_id": 0, "bbox": [404.0, 520.0, 30.0, 81.0], "area": 2430.0, "iscrowd": 0, "ignore": 0, "segmentation": [[404.0, 520.0, 434.0, 520.0, 434.0, 601.0, 404.0, 601.0]], "category_name": "optical vehicle", "caption": "The optical vehicle at the bottom"}, {"id": 6283, "image_id": 3615, "category_id": 13, "bbox": [266.0, 105.0, 380.0, 146.0], "area": 55480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[266.0, 105.0, 646.0, 105.0, 646.0, 251.0, 266.0, 251.0]], "category_name": "optical harbor", "caption": "The optical harbor is a little bigger than the optical harbor in the middle"}, {"id": 6284, "image_id": 3615, "category_id": 13, "bbox": [117.0, 399.0, 486.0, 89.0], "area": 43254.0, "iscrowd": 0, "ignore": 0, "segmentation": [[117.0, 399.0, 603.0, 399.0, 603.0, 488.0, 117.0, 488.0]], "category_name": "optical harbor", "caption": "The optical harbor in the middle"}, {"id": 6285, "image_id": 3615, "category_id": 13, "bbox": [291.0, 547.0, 330.0, 109.0], "area": 35970.0, "iscrowd": 0, "ignore": 0, "segmentation": [[291.0, 547.0, 621.0, 547.0, 621.0, 656.0, 291.0, 656.0]], "category_name": "optical harbor", "caption": "The optical harbor is similar in size to the optical harbor in the middle"}, {"id": 6286, "image_id": 3616, "category_id": 0, "bbox": [374.0, 216.0, 37.0, 75.0], "area": 2775.0, "iscrowd": 0, "ignore": 0, "segmentation": [[374.0, 216.0, 411.0, 216.0, 411.0, 291.0, 374.0, 291.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is much bigger than the red optical vehicle"}, {"id": 6287, "image_id": 3616, "category_id": 0, "bbox": [426.0, 223.0, 29.0, 57.0], "area": 1653.0, "iscrowd": 0, "ignore": 0, "segmentation": [[426.0, 223.0, 455.0, 223.0, 455.0, 280.0, 426.0, 280.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little bigger than the optical vehicle on the right"}, {"id": 6288, "image_id": 3616, "category_id": 0, "bbox": [626.0, 241.0, 22.0, 49.0], "area": 1078.0, "iscrowd": 0, "ignore": 0, "segmentation": [[626.0, 241.0, 648.0, 241.0, 648.0, 290.0, 626.0, 290.0]], "category_name": "optical vehicle", "caption": "A red optical vehicle on the right"}, {"id": 6289, "image_id": 3617, "category_id": 0, "bbox": [774.0, 402.0, 10.0, 18.0], "area": 180.0, "iscrowd": 0, "ignore": 0, "segmentation": [[774.0, 402.0, 784.0, 402.0, 784.0, 420.0, 774.0, 420.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the upper right of the frustum of a cone chimney"}, {"id": 6290, "image_id": 3618, "category_id": 0, "bbox": [215.0, 232.0, 28.0, 14.0], "area": 392.0, "iscrowd": 0, "ignore": 0, "segmentation": [[215.0, 232.0, 243.0, 232.0, 243.0, 246.0, 215.0, 246.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper left"}, {"id": 6291, "image_id": 3618, "category_id": 0, "bbox": [305.0, 229.0, 38.0, 13.0], "area": 494.0, "iscrowd": 0, "ignore": 0, "segmentation": [[305.0, 229.0, 343.0, 229.0, 343.0, 242.0, 305.0, 242.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the right of the optical vehicle on the upper left"}, {"id": 6292, "image_id": 3619, "category_id": 0, "bbox": [606.0, 79.0, 23.0, 15.0], "area": 345.0, "iscrowd": 0, "ignore": 0, "segmentation": [[606.0, 79.0, 629.0, 79.0, 629.0, 94.0, 606.0, 94.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the upper right of the chimney on the left"}, {"id": 6293, "image_id": 3620, "category_id": 10, "bbox": [298.0, 253.0, 148.0, 112.0], "area": 16576.0, "iscrowd": 0, "ignore": 0, "segmentation": [[298.0, 253.0, 446.0, 253.0, 446.0, 365.0, 298.0, 365.0]], "category_name": "optical storage tank", "caption": "The optical storage tank is on the upper left of the optical vehicle on the right"}, {"id": 6294, "image_id": 3620, "category_id": 10, "bbox": [211.0, 456.0, 144.0, 112.0], "area": 16128.0, "iscrowd": 0, "ignore": 0, "segmentation": [[211.0, 456.0, 355.0, 456.0, 355.0, 568.0, 211.0, 568.0]], "category_name": "optical storage tank", "caption": "The optical storage tank is on the lower left of the optical vehicle on the right"}, {"id": 6295, "image_id": 3620, "category_id": 0, "bbox": [724.0, 409.0, 43.0, 30.0], "area": 1290.0, "iscrowd": 0, "ignore": 0, "segmentation": [[724.0, 409.0, 767.0, 409.0, 767.0, 439.0, 724.0, 439.0]], "category_name": "optical vehicle", "caption": "An optical vehicle on the right"}, {"id": 6296, "image_id": 3620, "category_id": 0, "bbox": [579.0, 554.0, 22.0, 14.0], "area": 308.0, "iscrowd": 0, "ignore": 0, "segmentation": [[579.0, 554.0, 601.0, 554.0, 601.0, 568.0, 579.0, 568.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower right"}, {"id": 6297, "image_id": 3621, "category_id": 0, "bbox": [177.0, 364.0, 40.0, 11.0], "area": 440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[177.0, 364.0, 217.0, 364.0, 217.0, 375.0, 177.0, 375.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the left"}, {"id": 6298, "image_id": 3621, "category_id": 0, "bbox": [548.0, 374.0, 24.0, 12.0], "area": 288.0, "iscrowd": 0, "ignore": 0, "segmentation": [[548.0, 374.0, 572.0, 374.0, 572.0, 386.0, 548.0, 386.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 6299, "image_id": 3622, "category_id": 0, "bbox": [297.0, 191.0, 31.0, 92.0], "area": 2852.0, "iscrowd": 0, "ignore": 0, "segmentation": [[297.0, 191.0, 328.0, 191.0, 328.0, 283.0, 297.0, 283.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 6300, "image_id": 3622, "category_id": 0, "bbox": [504.0, 460.0, 38.0, 80.0], "area": 3040.0, "iscrowd": 0, "ignore": 0, "segmentation": [[504.0, 460.0, 542.0, 460.0, 542.0, 540.0, 504.0, 540.0]], "category_name": "optical vehicle", "caption": "A optical vehicle in the middle"}, {"id": 6301, "image_id": 3622, "category_id": 0, "bbox": [272.0, 537.0, 93.0, 35.0], "area": 3255.0, "iscrowd": 0, "ignore": 0, "segmentation": [[272.0, 537.0, 365.0, 537.0, 365.0, 572.0, 272.0, 572.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 6302, "image_id": 3622, "category_id": 0, "bbox": [42.0, 501.0, 34.0, 90.0], "area": 3060.0, "iscrowd": 0, "ignore": 0, "segmentation": [[42.0, 501.0, 76.0, 501.0, 76.0, 591.0, 42.0, 591.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 6303, "image_id": 3623, "category_id": 13, "bbox": [347.0, 270.0, 143.0, 376.0], "area": 53768.0, "iscrowd": 0, "ignore": 0, "segmentation": [[347.0, 270.0, 490.0, 270.0, 490.0, 646.0, 347.0, 646.0]], "category_name": "optical harbor", "caption": "The optical harbor in the middle"}, {"id": 6304, "image_id": 3624, "category_id": 0, "bbox": [78.0, 269.0, 265.0, 230.0], "area": 60950.0, "iscrowd": 0, "ignore": 0, "segmentation": [[78.0, 269.0, 343.0, 269.0, 343.0, 499.0, 78.0, 499.0]], "category_name": "optical vehicle", "caption": "The huge optical vehicle"}, {"id": 6305, "image_id": 3624, "category_id": 0, "bbox": [653.0, 335.0, 81.0, 72.0], "area": 5832.0, "iscrowd": 0, "ignore": 0, "segmentation": [[653.0, 335.0, 734.0, 335.0, 734.0, 407.0, 653.0, 407.0]], "category_name": "optical vehicle", "caption": "The small optical vehicle"}, {"id": 6306, "image_id": 3625, "category_id": 0, "bbox": [666.0, 449.0, 35.0, 63.0], "area": 2205.0, "iscrowd": 0, "ignore": 0, "segmentation": [[666.0, 449.0, 701.0, 449.0, 701.0, 512.0, 666.0, 512.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 6307, "image_id": 3626, "category_id": 0, "bbox": [85.0, 38.0, 26.0, 10.0], "area": 260.0, "iscrowd": 0, "ignore": 0, "segmentation": [[85.0, 38.0, 111.0, 38.0, 111.0, 48.0, 85.0, 48.0]], "category_name": "optical vehicle", "caption": "The tiny white and gray optical vehicle"}, {"id": 6308, "image_id": 3627, "category_id": 7, "bbox": [130.0, 191.0, 50.0, 104.0], "area": 5200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[130.0, 191.0, 180.0, 191.0, 180.0, 295.0, 130.0, 295.0]], "category_name": "optical tennis court", "caption": "The optical tennis court is above the baseball field on the left"}, {"id": 6309, "image_id": 3627, "category_id": 0, "bbox": [727.0, 461.0, 9.0, 21.0], "area": 189.0, "iscrowd": 0, "ignore": 0, "segmentation": [[727.0, 461.0, 736.0, 461.0, 736.0, 482.0, 727.0, 482.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 6310, "image_id": 3627, "category_id": 0, "bbox": [712.0, 107.0, 8.0, 21.0], "area": 168.0, "iscrowd": 0, "ignore": 0, "segmentation": [[712.0, 107.0, 720.0, 107.0, 720.0, 128.0, 712.0, 128.0]], "category_name": "optical vehicle", "caption": "A red optical vehicle"}, {"id": 6311, "image_id": 3628, "category_id": 0, "bbox": [167.0, 500.0, 19.0, 41.0], "area": 779.0, "iscrowd": 0, "ignore": 0, "segmentation": [[167.0, 500.0, 186.0, 500.0, 186.0, 541.0, 167.0, 541.0]], "category_name": "optical vehicle", "caption": "A tiny gray optical vehicle"}, {"id": 6312, "image_id": 3629, "category_id": 0, "bbox": [297.0, 322.0, 66.0, 46.0], "area": 3036.0, "iscrowd": 0, "ignore": 0, "segmentation": [[297.0, 322.0, 363.0, 322.0, 363.0, 368.0, 297.0, 368.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is a little bigger than the optical vehicle at the bottom"}, {"id": 6313, "image_id": 3629, "category_id": 0, "bbox": [317.0, 361.0, 61.0, 47.0], "area": 2867.0, "iscrowd": 0, "ignore": 0, "segmentation": [[317.0, 361.0, 378.0, 361.0, 378.0, 408.0, 317.0, 408.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is similar in size to the optical vehicle at the bottom"}, {"id": 6314, "image_id": 3629, "category_id": 0, "bbox": [305.0, 544.0, 65.0, 36.0], "area": 2340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[305.0, 544.0, 370.0, 544.0, 370.0, 580.0, 305.0, 580.0]], "category_name": "optical vehicle", "caption": "The optical vehicle at the bottom"}, {"id": 6315, "image_id": 3630, "category_id": 0, "bbox": [239.0, 195.0, 11.0, 25.0], "area": 275.0, "iscrowd": 0, "ignore": 0, "segmentation": [[239.0, 195.0, 250.0, 195.0, 250.0, 220.0, 239.0, 220.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper left"}, {"id": 6316, "image_id": 3630, "category_id": 0, "bbox": [680.0, 374.0, 10.0, 27.0], "area": 270.0, "iscrowd": 0, "ignore": 0, "segmentation": [[680.0, 374.0, 690.0, 374.0, 690.0, 401.0, 680.0, 401.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is above the optical vehicle on the lower right"}, {"id": 6317, "image_id": 3630, "category_id": 0, "bbox": [680.0, 629.0, 11.0, 24.0], "area": 264.0, "iscrowd": 0, "ignore": 0, "segmentation": [[680.0, 629.0, 691.0, 629.0, 691.0, 653.0, 680.0, 653.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower right"}, {"id": 6318, "image_id": 3631, "category_id": 0, "bbox": [424.0, 198.0, 38.0, 36.0], "area": 1368.0, "iscrowd": 0, "ignore": 0, "segmentation": [[424.0, 198.0, 462.0, 198.0, 462.0, 234.0, 424.0, 234.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is similar in size to the optical vehicle on the right"}, {"id": 6319, "image_id": 3631, "category_id": 0, "bbox": [569.0, 328.0, 34.0, 33.0], "area": 1122.0, "iscrowd": 0, "ignore": 0, "segmentation": [[569.0, 328.0, 603.0, 328.0, 603.0, 361.0, 569.0, 361.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 6320, "image_id": 3632, "category_id": 0, "bbox": [302.0, 137.0, 84.0, 36.0], "area": 3024.0, "iscrowd": 0, "ignore": 0, "segmentation": [[302.0, 137.0, 386.0, 137.0, 386.0, 173.0, 302.0, 173.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 6321, "image_id": 3632, "category_id": 0, "bbox": [497.0, 346.0, 44.0, 96.0], "area": 4224.0, "iscrowd": 0, "ignore": 0, "segmentation": [[497.0, 346.0, 541.0, 346.0, 541.0, 442.0, 497.0, 442.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the middle"}, {"id": 6322, "image_id": 3632, "category_id": 0, "bbox": [579.0, 269.0, 58.0, 31.0], "area": 1798.0, "iscrowd": 0, "ignore": 0, "segmentation": [[579.0, 269.0, 637.0, 269.0, 637.0, 300.0, 579.0, 300.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little smaller than the optical vehicle on the top"}, {"id": 6323, "image_id": 3632, "category_id": 0, "bbox": [595.0, 554.0, 73.0, 41.0], "area": 2993.0, "iscrowd": 0, "ignore": 0, "segmentation": [[595.0, 554.0, 668.0, 554.0, 668.0, 595.0, 595.0, 595.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower right"}, {"id": 6324, "image_id": 3632, "category_id": 0, "bbox": [580.0, 308.0, 57.0, 26.0], "area": 1482.0, "iscrowd": 0, "ignore": 0, "segmentation": [[580.0, 308.0, 637.0, 308.0, 637.0, 334.0, 580.0, 334.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is much smaller than the optical vehicle on the top"}, {"id": 6325, "image_id": 3633, "category_id": 0, "bbox": [522.0, 236.0, 19.0, 37.0], "area": 703.0, "iscrowd": 0, "ignore": 0, "segmentation": [[522.0, 236.0, 541.0, 236.0, 541.0, 273.0, 522.0, 273.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is parked in the expressway service area on the right"}, {"id": 6326, "image_id": 3634, "category_id": 0, "bbox": [661.0, 110.0, 28.0, 13.0], "area": 364.0, "iscrowd": 0, "ignore": 0, "segmentation": [[661.0, 110.0, 689.0, 110.0, 689.0, 123.0, 661.0, 123.0]], "category_name": "optical vehicle", "caption": "An optical vehicle is on the right of the baseball field on the top"}, {"id": 6327, "image_id": 3634, "category_id": 0, "bbox": [669.0, 266.0, 24.0, 13.0], "area": 312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[669.0, 266.0, 693.0, 266.0, 693.0, 279.0, 669.0, 279.0]], "category_name": "optical vehicle", "caption": "An optical vehicle on the right"}, {"id": 6328, "image_id": 3634, "category_id": 7, "bbox": [316.0, 699.0, 30.0, 56.0], "area": 1680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[316.0, 699.0, 346.0, 699.0, 346.0, 755.0, 316.0, 755.0]], "category_name": "optical tennis court", "caption": "The optical tennis court is on the lower left of the baseball field on the top"}, {"id": 6329, "image_id": 3635, "category_id": 0, "bbox": [391.0, 595.0, 17.0, 10.0], "area": 170.0, "iscrowd": 0, "ignore": 0, "segmentation": [[391.0, 595.0, 408.0, 595.0, 408.0, 605.0, 391.0, 605.0]], "category_name": "optical vehicle", "caption": "A red and gray optical vehicle"}, {"id": 6330, "image_id": 3636, "category_id": 7, "bbox": [777.0, 364.0, 12.0, 24.0], "area": 288.0, "iscrowd": 0, "ignore": 0, "segmentation": [[777.0, 364.0, 789.0, 364.0, 789.0, 388.0, 777.0, 388.0]], "category_name": "optical tennis court", "caption": "A optical tennis court is a little bigger than the gray optical vehicle at the bottom"}, {"id": 6331, "image_id": 3636, "category_id": 0, "bbox": [442.0, 643.0, 11.0, 14.0], "area": 154.0, "iscrowd": 0, "ignore": 0, "segmentation": [[442.0, 643.0, 453.0, 643.0, 453.0, 657.0, 442.0, 657.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower right of the oval small optical ground track field on the left"}, {"id": 6332, "image_id": 3637, "category_id": 0, "bbox": [312.0, 564.0, 11.0, 31.0], "area": 341.0, "iscrowd": 0, "ignore": 0, "segmentation": [[312.0, 564.0, 323.0, 564.0, 323.0, 595.0, 312.0, 595.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 6333, "image_id": 3637, "category_id": 0, "bbox": [575.0, 325.0, 29.0, 12.0], "area": 348.0, "iscrowd": 0, "ignore": 0, "segmentation": [[575.0, 325.0, 604.0, 325.0, 604.0, 337.0, 575.0, 337.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 6334, "image_id": 3637, "category_id": 0, "bbox": [327.0, 102.0, 17.0, 30.0], "area": 510.0, "iscrowd": 0, "ignore": 0, "segmentation": [[327.0, 102.0, 344.0, 102.0, 344.0, 132.0, 327.0, 132.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 6335, "image_id": 3638, "category_id": 0, "bbox": [275.0, 485.0, 25.0, 33.0], "area": 825.0, "iscrowd": 0, "ignore": 0, "segmentation": [[275.0, 485.0, 300.0, 485.0, 300.0, 518.0, 275.0, 518.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is driving on the overpass on the left"}, {"id": 6336, "image_id": 3639, "category_id": 0, "bbox": [481.0, 204.0, 29.0, 68.0], "area": 1972.0, "iscrowd": 0, "ignore": 0, "segmentation": [[481.0, 204.0, 510.0, 204.0, 510.0, 272.0, 481.0, 272.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the top"}, {"id": 6337, "image_id": 3639, "category_id": 0, "bbox": [144.0, 378.0, 76.0, 27.0], "area": 2052.0, "iscrowd": 0, "ignore": 0, "segmentation": [[144.0, 378.0, 220.0, 378.0, 220.0, 405.0, 144.0, 405.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the left"}, {"id": 6338, "image_id": 3639, "category_id": 0, "bbox": [339.0, 479.0, 64.0, 26.0], "area": 1664.0, "iscrowd": 0, "ignore": 0, "segmentation": [[339.0, 479.0, 403.0, 479.0, 403.0, 505.0, 339.0, 505.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the middle"}, {"id": 6339, "image_id": 3639, "category_id": 0, "bbox": [587.0, 470.0, 76.0, 32.0], "area": 2432.0, "iscrowd": 0, "ignore": 0, "segmentation": [[587.0, 470.0, 663.0, 470.0, 663.0, 502.0, 587.0, 502.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 6340, "image_id": 3640, "category_id": 0, "bbox": [464.0, 300.0, 17.0, 24.0], "area": 408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[464.0, 300.0, 481.0, 300.0, 481.0, 324.0, 464.0, 324.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the right of the large expressway toll station"}, {"id": 6341, "image_id": 3640, "category_id": 0, "bbox": [432.0, 186.0, 27.0, 36.0], "area": 972.0, "iscrowd": 0, "ignore": 0, "segmentation": [[432.0, 186.0, 459.0, 186.0, 459.0, 222.0, 432.0, 222.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is above the large expressway toll station"}, {"id": 6342, "image_id": 3640, "category_id": 0, "bbox": [501.0, 67.0, 16.0, 15.0], "area": 240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[501.0, 67.0, 517.0, 67.0, 517.0, 82.0, 501.0, 82.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the upper right of the expressway toll station in the middle"}, {"id": 6343, "image_id": 3640, "category_id": 0, "bbox": [451.0, 481.0, 23.0, 14.0], "area": 322.0, "iscrowd": 0, "ignore": 0, "segmentation": [[451.0, 481.0, 474.0, 481.0, 474.0, 495.0, 451.0, 495.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is below the large expressway toll station"}, {"id": 6344, "image_id": 3641, "category_id": 0, "bbox": [234.0, 139.0, 15.0, 12.0], "area": 180.0, "iscrowd": 0, "ignore": 0, "segmentation": [[234.0, 139.0, 249.0, 139.0, 249.0, 151.0, 234.0, 151.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper left"}, {"id": 6345, "image_id": 3641, "category_id": 0, "bbox": [246.0, 112.0, 24.0, 15.0], "area": 360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[246.0, 112.0, 270.0, 112.0, 270.0, 127.0, 246.0, 127.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is much bigger than the optical vehicle on the upper left"}, {"id": 6346, "image_id": 3641, "category_id": 0, "bbox": [253.0, 97.0, 16.0, 8.0], "area": 128.0, "iscrowd": 0, "ignore": 0, "segmentation": [[253.0, 97.0, 269.0, 97.0, 269.0, 105.0, 253.0, 105.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is a little smaller than the optical vehicle on the upper left"}, {"id": 6347, "image_id": 3641, "category_id": 0, "bbox": [327.0, 195.0, 8.0, 23.0], "area": 184.0, "iscrowd": 0, "ignore": 0, "segmentation": [[327.0, 195.0, 335.0, 195.0, 335.0, 218.0, 327.0, 218.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower right of the optical vehicle on the upper left"}, {"id": 6348, "image_id": 3642, "category_id": 0, "bbox": [183.0, 465.0, 105.0, 47.0], "area": 4935.0, "iscrowd": 0, "ignore": 0, "segmentation": [[183.0, 465.0, 288.0, 465.0, 288.0, 512.0, 183.0, 512.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the left"}, {"id": 6349, "image_id": 3642, "category_id": 0, "bbox": [199.0, 537.0, 89.0, 40.0], "area": 3560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[199.0, 537.0, 288.0, 537.0, 288.0, 577.0, 199.0, 577.0]], "category_name": "optical vehicle", "caption": "The red optical vehicle"}, {"id": 6350, "image_id": 3642, "category_id": 0, "bbox": [199.0, 585.0, 101.0, 50.0], "area": 5050.0, "iscrowd": 0, "ignore": 0, "segmentation": [[199.0, 585.0, 300.0, 585.0, 300.0, 635.0, 199.0, 635.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the left of the optical vehicle on the lower right"}, {"id": 6351, "image_id": 3642, "category_id": 0, "bbox": [203.0, 656.0, 90.0, 41.0], "area": 3690.0, "iscrowd": 0, "ignore": 0, "segmentation": [[203.0, 656.0, 293.0, 656.0, 293.0, 697.0, 203.0, 697.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the lower left of the optical vehicle on the lower right"}, {"id": 6352, "image_id": 3642, "category_id": 0, "bbox": [527.0, 606.0, 116.0, 53.0], "area": 6148.0, "iscrowd": 0, "ignore": 0, "segmentation": [[527.0, 606.0, 643.0, 606.0, 643.0, 659.0, 527.0, 659.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower right"}, {"id": 6353, "image_id": 3643, "category_id": 0, "bbox": [299.0, 157.0, 25.0, 62.0], "area": 1550.0, "iscrowd": 0, "ignore": 0, "segmentation": [[299.0, 157.0, 324.0, 157.0, 324.0, 219.0, 299.0, 219.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the top"}, {"id": 6354, "image_id": 3643, "category_id": 0, "bbox": [512.0, 697.0, 59.0, 26.0], "area": 1534.0, "iscrowd": 0, "ignore": 0, "segmentation": [[512.0, 697.0, 571.0, 697.0, 571.0, 723.0, 512.0, 723.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 6355, "image_id": 3644, "category_id": 0, "bbox": [766.0, 471.0, 9.0, 23.0], "area": 207.0, "iscrowd": 0, "ignore": 0, "segmentation": [[766.0, 471.0, 775.0, 471.0, 775.0, 494.0, 766.0, 494.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the lower right of the large red and black optical ship"}, {"id": 6356, "image_id": 3645, "category_id": 0, "bbox": [71.0, 193.0, 24.0, 38.0], "area": 912.0, "iscrowd": 0, "ignore": 0, "segmentation": [[71.0, 193.0, 95.0, 193.0, 95.0, 231.0, 71.0, 231.0]], "category_name": "optical vehicle", "caption": "A tiny optical vehicle on the upper left"}, {"id": 6357, "image_id": 3646, "category_id": 7, "bbox": [189.0, 201.0, 63.0, 135.0], "area": 8505.0, "iscrowd": 0, "ignore": 0, "segmentation": [[189.0, 201.0, 252.0, 201.0, 252.0, 336.0, 189.0, 336.0]], "category_name": "optical tennis court", "caption": "A optical tennis court on the left"}, {"id": 6358, "image_id": 3646, "category_id": 7, "bbox": [459.0, 198.0, 63.0, 135.0], "area": 8505.0, "iscrowd": 0, "ignore": 0, "segmentation": [[459.0, 198.0, 522.0, 198.0, 522.0, 333.0, 459.0, 333.0]], "category_name": "optical tennis court", "caption": "The optical tennis court is on the upper right of the tiny optical vehicle"}, {"id": 6359, "image_id": 3646, "category_id": 0, "bbox": [454.0, 424.0, 11.0, 29.0], "area": 319.0, "iscrowd": 0, "ignore": 0, "segmentation": [[454.0, 424.0, 465.0, 424.0, 465.0, 453.0, 454.0, 453.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the lower right of the optical tennis court on the left"}, {"id": 6360, "image_id": 3647, "category_id": 0, "bbox": [606.0, 666.0, 22.0, 37.0], "area": 814.0, "iscrowd": 0, "ignore": 0, "segmentation": [[606.0, 666.0, 628.0, 666.0, 628.0, 703.0, 606.0, 703.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little bigger than the optical vehicle on the upper right"}, {"id": 6361, "image_id": 3647, "category_id": 0, "bbox": [754.0, 27.0, 15.0, 29.0], "area": 435.0, "iscrowd": 0, "ignore": 0, "segmentation": [[754.0, 27.0, 769.0, 27.0, 769.0, 56.0, 754.0, 56.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper right"}, {"id": 6362, "image_id": 3648, "category_id": 0, "bbox": [587.0, 212.0, 43.0, 17.0], "area": 731.0, "iscrowd": 0, "ignore": 0, "segmentation": [[587.0, 212.0, 630.0, 212.0, 630.0, 229.0, 587.0, 229.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the right of the small orange and gray expressway toll station on the top"}, {"id": 6363, "image_id": 3648, "category_id": 0, "bbox": [732.0, 43.0, 23.0, 17.0], "area": 391.0, "iscrowd": 0, "ignore": 0, "segmentation": [[732.0, 43.0, 755.0, 43.0, 755.0, 60.0, 732.0, 60.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the upper right of the slender expressway toll station"}, {"id": 6364, "image_id": 3649, "category_id": 0, "bbox": [112.0, 542.0, 58.0, 53.0], "area": 3074.0, "iscrowd": 0, "ignore": 0, "segmentation": [[112.0, 542.0, 170.0, 542.0, 170.0, 595.0, 112.0, 595.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower left"}, {"id": 6365, "image_id": 3649, "category_id": 0, "bbox": [336.0, 344.0, 72.0, 63.0], "area": 4536.0, "iscrowd": 0, "ignore": 0, "segmentation": [[336.0, 344.0, 408.0, 344.0, 408.0, 407.0, 336.0, 407.0]], "category_name": "optical vehicle", "caption": "A optical vehicle in the middle"}, {"id": 6366, "image_id": 3649, "category_id": 0, "bbox": [690.0, 129.0, 53.0, 50.0], "area": 2650.0, "iscrowd": 0, "ignore": 0, "segmentation": [[690.0, 129.0, 743.0, 129.0, 743.0, 179.0, 690.0, 179.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper right"}, {"id": 6367, "image_id": 3650, "category_id": 0, "bbox": [232.0, 308.0, 12.0, 30.0], "area": 360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[232.0, 308.0, 244.0, 308.0, 244.0, 338.0, 232.0, 338.0]], "category_name": "optical vehicle", "caption": "A tiny optical vehicle"}, {"id": 6368, "image_id": 3651, "category_id": 0, "bbox": [404.0, 346.0, 25.0, 16.0], "area": 400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[404.0, 346.0, 429.0, 346.0, 429.0, 362.0, 404.0, 362.0]], "category_name": "optical vehicle", "caption": "The tiny optical vehicle in the middle"}, {"id": 6369, "image_id": 3652, "category_id": 0, "bbox": [570.0, 621.0, 61.0, 60.0], "area": 3660.0, "iscrowd": 0, "ignore": 0, "segmentation": [[570.0, 621.0, 631.0, 621.0, 631.0, 681.0, 570.0, 681.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower right"}, {"id": 6370, "image_id": 3652, "category_id": 0, "bbox": [285.0, 360.0, 27.0, 23.0], "area": 621.0, "iscrowd": 0, "ignore": 0, "segmentation": [[285.0, 360.0, 312.0, 360.0, 312.0, 383.0, 285.0, 383.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is a little bigger than the optical vehicle at the bottom"}, {"id": 6371, "image_id": 3652, "category_id": 0, "bbox": [305.0, 542.0, 18.0, 21.0], "area": 378.0, "iscrowd": 0, "ignore": 0, "segmentation": [[305.0, 542.0, 323.0, 542.0, 323.0, 563.0, 305.0, 563.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 6372, "image_id": 3653, "category_id": 0, "bbox": [74.0, 655.0, 28.0, 16.0], "area": 448.0, "iscrowd": 0, "ignore": 0, "segmentation": [[74.0, 655.0, 102.0, 655.0, 102.0, 671.0, 74.0, 671.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is below the large gray stadium"}, {"id": 6373, "image_id": 3654, "category_id": 0, "bbox": [447.0, 339.0, 115.0, 45.0], "area": 5175.0, "iscrowd": 0, "ignore": 0, "segmentation": [[447.0, 339.0, 562.0, 339.0, 562.0, 384.0, 447.0, 384.0]], "category_name": "optical vehicle", "caption": "A red optical vehicle"}, {"id": 6374, "image_id": 3654, "category_id": 0, "bbox": [322.0, 509.0, 106.0, 46.0], "area": 4876.0, "iscrowd": 0, "ignore": 0, "segmentation": [[322.0, 509.0, 428.0, 509.0, 428.0, 555.0, 322.0, 555.0]], "category_name": "optical vehicle", "caption": "A white and gray optical vehicle"}, {"id": 6375, "image_id": 3655, "category_id": 0, "bbox": [211.0, 183.0, 218.0, 87.0], "area": 18966.0, "iscrowd": 0, "ignore": 0, "segmentation": [[211.0, 183.0, 429.0, 183.0, 429.0, 270.0, 211.0, 270.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 6376, "image_id": 3655, "category_id": 0, "bbox": [187.0, 591.0, 48.0, 40.0], "area": 1920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[187.0, 591.0, 235.0, 591.0, 235.0, 631.0, 187.0, 631.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the lower left"}, {"id": 6377, "image_id": 3655, "category_id": 0, "bbox": [680.0, 577.0, 55.0, 34.0], "area": 1870.0, "iscrowd": 0, "ignore": 0, "segmentation": [[680.0, 577.0, 735.0, 577.0, 735.0, 611.0, 680.0, 611.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the lower right"}, {"id": 6378, "image_id": 3656, "category_id": 0, "bbox": [22.0, 640.0, 43.0, 18.0], "area": 774.0, "iscrowd": 0, "ignore": 0, "segmentation": [[22.0, 640.0, 65.0, 640.0, 65.0, 658.0, 22.0, 658.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower left of the overpass in the middle"}, {"id": 6379, "image_id": 3657, "category_id": 13, "bbox": [137.0, 633.0, 118.0, 147.0], "area": 17346.0, "iscrowd": 0, "ignore": 0, "segmentation": [[137.0, 633.0, 255.0, 633.0, 255.0, 780.0, 137.0, 780.0]], "category_name": "optical harbor", "caption": "The optical harbor at the bottom left"}, {"id": 6380, "image_id": 3657, "category_id": 13, "bbox": [178.0, 476.0, 89.0, 26.0], "area": 2314.0, "iscrowd": 0, "ignore": 0, "segmentation": [[178.0, 476.0, 267.0, 476.0, 267.0, 502.0, 178.0, 502.0]], "category_name": "optical harbor", "caption": "An optical harbor is above the optical harbor on the lower left"}, {"id": 6381, "image_id": 3657, "category_id": 0, "bbox": [169.0, 391.0, 14.0, 12.0], "area": 168.0, "iscrowd": 0, "ignore": 0, "segmentation": [[169.0, 391.0, 183.0, 391.0, 183.0, 403.0, 169.0, 403.0]], "category_name": "optical vehicle", "caption": "The red optical vehicle on the left"}, {"id": 6382, "image_id": 3658, "category_id": 0, "bbox": [440.0, 265.0, 14.0, 40.0], "area": 560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[440.0, 265.0, 454.0, 265.0, 454.0, 305.0, 440.0, 305.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the upper left of the chimney on the lower right"}, {"id": 6383, "image_id": 3659, "category_id": 13, "bbox": [274.0, 57.0, 377.0, 497.0], "area": 187369.0, "iscrowd": 0, "ignore": 0, "segmentation": [[274.0, 57.0, 651.0, 57.0, 651.0, 554.0, 274.0, 554.0]], "category_name": "optical harbor", "caption": "The green optical harbor in the middle"}, {"id": 6384, "image_id": 3660, "category_id": 0, "bbox": [412.0, 661.0, 17.0, 25.0], "area": 425.0, "iscrowd": 0, "ignore": 0, "segmentation": [[412.0, 661.0, 429.0, 661.0, 429.0, 686.0, 412.0, 686.0]], "category_name": "optical vehicle", "caption": "The red optical vehicle"}, {"id": 6385, "image_id": 3660, "category_id": 0, "bbox": [427.0, 685.0, 14.0, 19.0], "area": 266.0, "iscrowd": 0, "ignore": 0, "segmentation": [[427.0, 685.0, 441.0, 685.0, 441.0, 704.0, 427.0, 704.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little smaller than the red optical vehicle"}, {"id": 6386, "image_id": 3660, "category_id": 0, "bbox": [656.0, 75.0, 17.0, 32.0], "area": 544.0, "iscrowd": 0, "ignore": 0, "segmentation": [[656.0, 75.0, 673.0, 75.0, 673.0, 107.0, 656.0, 107.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper right"}, {"id": 6387, "image_id": 3661, "category_id": 0, "bbox": [179.0, 390.0, 13.0, 36.0], "area": 468.0, "iscrowd": 0, "ignore": 0, "segmentation": [[179.0, 390.0, 192.0, 390.0, 192.0, 426.0, 179.0, 426.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 6388, "image_id": 3661, "category_id": 0, "bbox": [245.0, 380.0, 14.0, 30.0], "area": 420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[245.0, 380.0, 259.0, 380.0, 259.0, 410.0, 245.0, 410.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the right of the optical vehicle on the left"}, {"id": 6389, "image_id": 3662, "category_id": 0, "bbox": [230.0, 181.0, 23.0, 46.0], "area": 1058.0, "iscrowd": 0, "ignore": 0, "segmentation": [[230.0, 181.0, 253.0, 181.0, 253.0, 227.0, 230.0, 227.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is driving on the gray large optical bridge"}, {"id": 6390, "image_id": 3663, "category_id": 0, "bbox": [204.0, 309.0, 75.0, 153.0], "area": 11475.0, "iscrowd": 0, "ignore": 0, "segmentation": [[204.0, 309.0, 279.0, 309.0, 279.0, 462.0, 204.0, 462.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the left"}, {"id": 6391, "image_id": 3663, "category_id": 0, "bbox": [474.0, 392.0, 22.0, 39.0], "area": 858.0, "iscrowd": 0, "ignore": 0, "segmentation": [[474.0, 392.0, 496.0, 392.0, 496.0, 431.0, 474.0, 431.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the right of the optical vehicle on the left"}, {"id": 6392, "image_id": 3664, "category_id": 0, "bbox": [115.0, 142.0, 38.0, 87.0], "area": 3306.0, "iscrowd": 0, "ignore": 0, "segmentation": [[115.0, 142.0, 153.0, 142.0, 153.0, 229.0, 115.0, 229.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper left"}, {"id": 6393, "image_id": 3664, "category_id": 0, "bbox": [235.0, 599.0, 70.0, 28.0], "area": 1960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[235.0, 599.0, 305.0, 599.0, 305.0, 627.0, 235.0, 627.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 6394, "image_id": 3664, "category_id": 0, "bbox": [623.0, 342.0, 48.0, 85.0], "area": 4080.0, "iscrowd": 0, "ignore": 0, "segmentation": [[623.0, 342.0, 671.0, 342.0, 671.0, 427.0, 623.0, 427.0]], "category_name": "optical vehicle", "caption": "A white and gray optical vehicle"}, {"id": 6395, "image_id": 3665, "category_id": 0, "bbox": [64.0, 540.0, 28.0, 33.0], "area": 924.0, "iscrowd": 0, "ignore": 0, "segmentation": [[64.0, 540.0, 92.0, 540.0, 92.0, 573.0, 64.0, 573.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the lower left of the optical airplane on the left"}, {"id": 6396, "image_id": 3666, "category_id": 0, "bbox": [414.0, 300.0, 64.0, 29.0], "area": 1856.0, "iscrowd": 0, "ignore": 0, "segmentation": [[414.0, 300.0, 478.0, 300.0, 478.0, 329.0, 414.0, 329.0]], "category_name": "optical vehicle", "caption": "A white and gray optical vehicle"}, {"id": 6397, "image_id": 3666, "category_id": 0, "bbox": [280.0, 432.0, 36.0, 69.0], "area": 2484.0, "iscrowd": 0, "ignore": 0, "segmentation": [[280.0, 432.0, 316.0, 432.0, 316.0, 501.0, 280.0, 501.0]], "category_name": "optical vehicle", "caption": "The blue optical vehicle"}, {"id": 6398, "image_id": 3667, "category_id": 0, "bbox": [413.0, 248.0, 93.0, 47.0], "area": 4371.0, "iscrowd": 0, "ignore": 0, "segmentation": [[413.0, 248.0, 506.0, 248.0, 506.0, 295.0, 413.0, 295.0]], "category_name": "optical vehicle", "caption": "A gray optical vehicle"}, {"id": 6399, "image_id": 3667, "category_id": 0, "bbox": [385.0, 322.0, 94.0, 46.0], "area": 4324.0, "iscrowd": 0, "ignore": 0, "segmentation": [[385.0, 322.0, 479.0, 322.0, 479.0, 368.0, 385.0, 368.0]], "category_name": "optical vehicle", "caption": "A blue optical vehicle"}, {"id": 6400, "image_id": 3667, "category_id": 0, "bbox": [279.0, 370.0, 61.0, 111.0], "area": 6771.0, "iscrowd": 0, "ignore": 0, "segmentation": [[279.0, 370.0, 340.0, 370.0, 340.0, 481.0, 279.0, 481.0]], "category_name": "optical vehicle", "caption": "The red optical vehicle"}, {"id": 6401, "image_id": 3668, "category_id": 0, "bbox": [599.0, 364.0, 18.0, 38.0], "area": 684.0, "iscrowd": 0, "ignore": 0, "segmentation": [[599.0, 364.0, 617.0, 364.0, 617.0, 402.0, 599.0, 402.0]], "category_name": "optical vehicle", "caption": "A red optical vehicle"}, {"id": 6402, "image_id": 3668, "category_id": 0, "bbox": [233.0, 372.0, 36.0, 17.0], "area": 612.0, "iscrowd": 0, "ignore": 0, "segmentation": [[233.0, 372.0, 269.0, 372.0, 269.0, 389.0, 233.0, 389.0]], "category_name": "optical vehicle", "caption": "A optical vehicle in the middle"}, {"id": 6403, "image_id": 3668, "category_id": 0, "bbox": [224.0, 399.0, 40.0, 18.0], "area": 720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[224.0, 399.0, 264.0, 399.0, 264.0, 417.0, 224.0, 417.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is below the optical vehicle in the middle"}, {"id": 6404, "image_id": 3668, "category_id": 0, "bbox": [205.0, 492.0, 35.0, 18.0], "area": 630.0, "iscrowd": 0, "ignore": 0, "segmentation": [[205.0, 492.0, 240.0, 492.0, 240.0, 510.0, 205.0, 510.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower left of the optical vehicle in the middle"}, {"id": 6405, "image_id": 3669, "category_id": 0, "bbox": [314.0, 439.0, 11.0, 30.0], "area": 330.0, "iscrowd": 0, "ignore": 0, "segmentation": [[314.0, 439.0, 325.0, 439.0, 325.0, 469.0, 314.0, 469.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the upper left of the red optical vehicle"}, {"id": 6406, "image_id": 3669, "category_id": 0, "bbox": [378.0, 486.0, 38.0, 22.0], 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632.0]], "category_name": "optical harbor", "caption": "A gray optical harbor in the middle"}, {"id": 6420, "image_id": 3676, "category_id": 0, "bbox": [366.0, 518.0, 87.0, 37.0], "area": 3219.0, "iscrowd": 0, "ignore": 0, "segmentation": [[366.0, 518.0, 453.0, 518.0, 453.0, 555.0, 366.0, 555.0]], "category_name": "optical vehicle", "caption": "A red optical vehicle"}, {"id": 6421, "image_id": 3676, "category_id": 0, "bbox": [367.0, 288.0, 92.0, 39.0], "area": 3588.0, "iscrowd": 0, "ignore": 0, "segmentation": [[367.0, 288.0, 459.0, 288.0, 459.0, 327.0, 367.0, 327.0]], "category_name": "optical vehicle", "caption": "The white and gray optical vehicle"}, {"id": 6422, "image_id": 3676, "category_id": 0, "bbox": [367.0, 232.0, 95.0, 41.0], "area": 3895.0, "iscrowd": 0, "ignore": 0, "segmentation": [[367.0, 232.0, 462.0, 232.0, 462.0, 273.0, 367.0, 273.0]], "category_name": "optical vehicle", "caption": "The blue optical vehicle"}, {"id": 6423, "image_id": 3677, "category_id": 0, "bbox": 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503.0, 156.0, 503.0, 156.0, 648.0, 40.0, 648.0]], "category_name": "optical harbor", "caption": "A optical harbor is similar in size to the optical harbor on the top"}, {"id": 6427, "image_id": 3677, "category_id": 13, "bbox": [1.0, 536.0, 95.0, 158.0], "area": 15010.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 536.0, 96.0, 536.0, 96.0, 694.0, 1.0, 694.0]], "category_name": "optical harbor", "caption": "A optical harbor is on the left of the optical vehicle at the bottom"}, {"id": 6428, "image_id": 3677, "category_id": 13, "bbox": [2.0, 673.0, 43.0, 40.0], "area": 1720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[2.0, 673.0, 45.0, 673.0, 45.0, 713.0, 2.0, 713.0]], "category_name": "optical harbor", "caption": "The optical harbor is much smaller than the small optical ship on the left"}, {"id": 6429, "image_id": 3677, "category_id": 13, "bbox": [310.0, 123.0, 102.0, 200.0], "area": 20400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[310.0, 123.0, 412.0, 123.0, 412.0, 323.0, 310.0, 323.0]], "category_name": "optical harbor", "caption": "The optical harbor on the top"}, {"id": 6430, "image_id": 3678, "category_id": 0, "bbox": [77.0, 2.0, 10.0, 25.0], "area": 250.0, "iscrowd": 0, "ignore": 0, "segmentation": [[77.0, 2.0, 87.0, 2.0, 87.0, 27.0, 77.0, 27.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper left"}, {"id": 6431, "image_id": 3678, "category_id": 0, "bbox": [535.0, 28.0, 39.0, 13.0], "area": 507.0, "iscrowd": 0, "ignore": 0, "segmentation": [[535.0, 28.0, 574.0, 28.0, 574.0, 41.0, 535.0, 41.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the upper right"}, {"id": 6432, "image_id": 3679, "category_id": 0, "bbox": [178.0, 239.0, 23.0, 55.0], "area": 1265.0, "iscrowd": 0, "ignore": 0, "segmentation": [[178.0, 239.0, 201.0, 239.0, 201.0, 294.0, 178.0, 294.0]], "category_name": "optical vehicle", "caption": "The blue and gray optical vehicle located on the left"}, {"id": 6433, "image_id": 3679, "category_id": 7, "bbox": [350.0, 174.0, 91.0, 158.0], "area": 14378.0, "iscrowd": 0, "ignore": 0, "segmentation": [[350.0, 174.0, 441.0, 174.0, 441.0, 332.0, 350.0, 332.0]], "category_name": "optical tennis court", "caption": "The optical tennis court is on the upper left of the rectangular small optical basketball court on the bottom"}, {"id": 6434, "image_id": 3679, "category_id": 7, "bbox": [450.0, 188.0, 90.0, 159.0], "area": 14310.0, "iscrowd": 0, "ignore": 0, "segmentation": [[450.0, 188.0, 540.0, 188.0, 540.0, 347.0, 450.0, 347.0]], "category_name": "optical tennis court", "caption": "A optical tennis court is above the small gray rectangular optical basketball court"}, {"id": 6435, "image_id": 3680, "category_id": 0, "bbox": [449.0, 526.0, 56.0, 54.0], "area": 3024.0, "iscrowd": 0, "ignore": 0, "segmentation": [[449.0, 526.0, 505.0, 526.0, 505.0, 580.0, 449.0, 580.0]], "category_name": "optical vehicle", "caption": "The small optical vehicle"}, {"id": 6436, "image_id": 3681, "category_id": 0, "bbox": [556.0, 212.0, 22.0, 52.0], "area": 1144.0, "iscrowd": 0, "ignore": 0, "segmentation": [[556.0, 212.0, 578.0, 212.0, 578.0, 264.0, 556.0, 264.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the left of the red and black optical vehicle"}, {"id": 6437, "image_id": 3681, "category_id": 0, "bbox": [709.0, 210.0, 27.0, 54.0], "area": 1458.0, "iscrowd": 0, "ignore": 0, "segmentation": [[709.0, 210.0, 736.0, 210.0, 736.0, 264.0, 709.0, 264.0]], "category_name": "optical vehicle", "caption": "A red and black optical vehicle"}, {"id": 6438, "image_id": 3682, "category_id": 0, "bbox": [453.0, 655.0, 18.0, 9.0], "area": 162.0, "iscrowd": 0, "ignore": 0, "segmentation": [[453.0, 655.0, 471.0, 655.0, 471.0, 664.0, 453.0, 664.0]], "category_name": "optical vehicle", "caption": "A gray and black optical vehicle at the bottom"}, {"id": 6439, "image_id": 3683, "category_id": 0, "bbox": [465.0, 220.0, 26.0, 21.0], "area": 546.0, "iscrowd": 0, "ignore": 0, "segmentation": [[465.0, 220.0, 491.0, 220.0, 491.0, 241.0, 465.0, 241.0]], "category_name": "optical vehicle", "caption": "The tiny gray optical vehicle"}, {"id": 6440, "image_id": 3684, "category_id": 0, "bbox": [594.0, 448.0, 15.0, 12.0], "area": 180.0, "iscrowd": 0, "ignore": 0, "segmentation": [[594.0, 448.0, 609.0, 448.0, 609.0, 460.0, 594.0, 460.0]], "category_name": "optical vehicle", "caption": "A white and gray optical vehicle"}, {"id": 6441, "image_id": 3685, "category_id": 0, "bbox": [517.0, 647.0, 15.0, 19.0], "area": 285.0, "iscrowd": 0, "ignore": 0, "segmentation": [[517.0, 647.0, 532.0, 647.0, 532.0, 666.0, 517.0, 666.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 6442, "image_id": 3685, "category_id": 0, "bbox": [765.0, 608.0, 19.0, 17.0], "area": 323.0, "iscrowd": 0, "ignore": 0, "segmentation": [[765.0, 608.0, 784.0, 608.0, 784.0, 625.0, 765.0, 625.0]], "category_name": "optical vehicle", "caption": "A 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577.0, 492.0, 577.0, 492.0, 796.0, 0.0, 796.0]], "category_name": "optical harbor", "caption": "The optical harbor at the bottom left"}, {"id": 6450, "image_id": 3688, "category_id": 7, "bbox": [208.0, 436.0, 57.0, 116.0], "area": 6612.0, "iscrowd": 0, "ignore": 0, "segmentation": [[208.0, 436.0, 265.0, 436.0, 265.0, 552.0, 208.0, 552.0]], "category_name": "optical tennis court", "caption": "A optical tennis court on the left"}, {"id": 6451, "image_id": 3688, "category_id": 0, "bbox": [46.0, 57.0, 11.0, 23.0], "area": 253.0, "iscrowd": 0, "ignore": 0, "segmentation": [[46.0, 57.0, 57.0, 57.0, 57.0, 80.0, 46.0, 80.0]], "category_name": "optical vehicle", "caption": "A tiny optical vehicle"}, {"id": 6452, "image_id": 3688, "category_id": 0, "bbox": [64.0, 134.0, 27.0, 89.0], "area": 2403.0, "iscrowd": 0, "ignore": 0, "segmentation": [[64.0, 134.0, 91.0, 134.0, 91.0, 223.0, 64.0, 223.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the lower right of the tiny optical vehicle"}, {"id": 6453, "image_id": 3689, "category_id": 0, "bbox": [225.0, 409.0, 30.0, 31.0], "area": 930.0, "iscrowd": 0, "ignore": 0, "segmentation": [[225.0, 409.0, 255.0, 409.0, 255.0, 440.0, 225.0, 440.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the left"}, {"id": 6454, "image_id": 3689, "category_id": 0, "bbox": [419.0, 288.0, 30.0, 32.0], "area": 960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[419.0, 288.0, 449.0, 288.0, 449.0, 320.0, 419.0, 320.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little bigger than the optical vehicle on the right"}, {"id": 6455, "image_id": 3689, "category_id": 0, "bbox": [537.0, 392.0, 27.0, 28.0], "area": 756.0, "iscrowd": 0, "ignore": 0, "segmentation": [[537.0, 392.0, 564.0, 392.0, 564.0, 420.0, 537.0, 420.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 6456, "image_id": 3689, "category_id": 0, "bbox": [731.0, 162.0, 21.0, 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505.0, 495.0, 548.0, 471.0, 548.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is similar in size to the optical vehicle on the top"}, {"id": 6460, "image_id": 3690, "category_id": 0, "bbox": [508.0, 677.0, 17.0, 46.0], "area": 782.0, "iscrowd": 0, "ignore": 0, "segmentation": [[508.0, 677.0, 525.0, 677.0, 525.0, 723.0, 508.0, 723.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 6461, "image_id": 3691, "category_id": 0, "bbox": [766.0, 443.0, 11.0, 26.0], "area": 286.0, "iscrowd": 0, "ignore": 0, "segmentation": [[766.0, 443.0, 777.0, 443.0, 777.0, 469.0, 766.0, 469.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is much bigger than the optical vehicle at the bottom"}, {"id": 6462, "image_id": 3691, "category_id": 0, "bbox": [730.0, 518.0, 11.0, 24.0], "area": 264.0, "iscrowd": 0, "ignore": 0, "segmentation": [[730.0, 518.0, 741.0, 518.0, 741.0, 542.0, 730.0, 542.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is a little bigger than the optical vehicle at the bottom"}, {"id": 6463, "image_id": 3691, "category_id": 0, "bbox": [327.0, 577.0, 13.0, 11.0], "area": 143.0, "iscrowd": 0, "ignore": 0, "segmentation": [[327.0, 577.0, 340.0, 577.0, 340.0, 588.0, 327.0, 588.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the bottom"}, {"id": 6464, "image_id": 3692, "category_id": 0, "bbox": [535.0, 335.0, 12.0, 18.0], "area": 216.0, "iscrowd": 0, "ignore": 0, "segmentation": [[535.0, 335.0, 547.0, 335.0, 547.0, 353.0, 535.0, 353.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is similar in size to the optical vehicle on the right"}, {"id": 6465, "image_id": 3692, "category_id": 0, "bbox": [555.0, 391.0, 12.0, 18.0], "area": 216.0, "iscrowd": 0, "ignore": 0, "segmentation": [[555.0, 391.0, 567.0, 391.0, 567.0, 409.0, 555.0, 409.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 6466, "image_id": 3692, "category_id": 0, "bbox": [368.0, 229.0, 18.0, 33.0], "area": 594.0, "iscrowd": 0, "ignore": 0, "segmentation": [[368.0, 229.0, 386.0, 229.0, 386.0, 262.0, 368.0, 262.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 6467, "image_id": 3693, "category_id": 0, "bbox": [278.0, 112.0, 16.0, 44.0], "area": 704.0, "iscrowd": 0, "ignore": 0, "segmentation": [[278.0, 112.0, 294.0, 112.0, 294.0, 156.0, 278.0, 156.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 6468, "image_id": 3693, "category_id": 0, "bbox": [782.0, 62.0, 18.0, 22.0], "area": 396.0, "iscrowd": 0, "ignore": 0, "segmentation": [[782.0, 62.0, 800.0, 62.0, 800.0, 84.0, 782.0, 84.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the upper right"}, {"id": 6469, "image_id": 3694, "category_id": 0, "bbox": [317.0, 448.0, 41.0, 65.0], "area": 2665.0, "iscrowd": 0, "ignore": 0, "segmentation": [[317.0, 448.0, 358.0, 448.0, 358.0, 513.0, 317.0, 513.0]], "category_name": "optical vehicle", "caption": "The optical vehicle in the middle"}, {"id": 6470, "image_id": 3694, "category_id": 0, "bbox": [578.0, 346.0, 41.0, 64.0], "area": 2624.0, "iscrowd": 0, "ignore": 0, "segmentation": [[578.0, 346.0, 619.0, 346.0, 619.0, 410.0, 578.0, 410.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the right"}, {"id": 6471, "image_id": 3695, "category_id": 0, "bbox": [417.0, 216.0, 56.0, 16.0], "area": 896.0, "iscrowd": 0, "ignore": 0, "segmentation": [[417.0, 216.0, 473.0, 216.0, 473.0, 232.0, 417.0, 232.0]], "category_name": "optical vehicle", "caption": "A gray optical vehicle"}, {"id": 6472, "image_id": 3696, "category_id": 0, "bbox": [335.0, 521.0, 11.0, 21.0], "area": 231.0, "iscrowd": 0, "ignore": 0, "segmentation": [[335.0, 521.0, 346.0, 521.0, 346.0, 542.0, 335.0, 542.0]], "category_name": "optical vehicle", "caption": "The gray and black optical vehicle"}, {"id": 6473, "image_id": 3697, "category_id": 7, "bbox": [166.0, 287.0, 315.0, 178.0], "area": 56070.0, "iscrowd": 0, "ignore": 0, "segmentation": [[166.0, 287.0, 481.0, 287.0, 481.0, 465.0, 166.0, 465.0]], "category_name": "optical tennis court", "caption": "The gray optical tennis court in the center"}, {"id": 6474, "image_id": 3697, "category_id": 0, "bbox": [10.0, 148.0, 73.0, 32.0], "area": 2336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[10.0, 148.0, 83.0, 148.0, 83.0, 180.0, 10.0, 180.0]], "category_name": "optical vehicle", "caption": "A optical vehicle at the top left"}, {"id": 6475, "image_id": 3697, "category_id": 0, "bbox": [713.0, 256.0, 40.0, 69.0], "area": 2760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[713.0, 256.0, 753.0, 256.0, 753.0, 325.0, 713.0, 325.0]], "category_name": "optical vehicle", "caption": "A yellow optical vehicle on the right"}, {"id": 6476, "image_id": 3698, "category_id": 0, "bbox": [546.0, 120.0, 8.0, 25.0], "area": 200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[546.0, 120.0, 554.0, 120.0, 554.0, 145.0, 546.0, 145.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is above the tiny overpass in the middle"}, {"id": 6477, "image_id": 3699, "category_id": 0, "bbox": [178.0, 273.0, 20.0, 8.0], "area": 160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[178.0, 273.0, 198.0, 273.0, 198.0, 281.0, 178.0, 281.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is above the oval red large optical ground track field"}, {"id": 6478, "image_id": 3700, "category_id": 0, "bbox": [527.0, 36.0, 20.0, 23.0], "area": 460.0, "iscrowd": 0, "ignore": 0, "segmentation": [[527.0, 36.0, 547.0, 36.0, 547.0, 59.0, 527.0, 59.0]], "category_name": "optical vehicle", "caption": "A optical vehicle on the top"}, {"id": 6479, "image_id": 3700, "category_id": 0, "bbox": [621.0, 17.0, 22.0, 21.0], "area": 462.0, "iscrowd": 0, "ignore": 0, "segmentation": [[621.0, 17.0, 643.0, 17.0, 643.0, 38.0, 621.0, 38.0]], "category_name": "optical vehicle", "caption": "The optical vehicle is on the upper right of the optical vehicle on the top"}, {"id": 6480, "image_id": 3701, "category_id": 0, "bbox": [591.0, 584.0, 75.0, 124.0], "area": 9300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[591.0, 584.0, 666.0, 584.0, 666.0, 708.0, 591.0, 708.0]], "category_name": "optical vehicle", "caption": "The gray large optical vehicle"}, {"id": 6481, "image_id": 3702, "category_id": 0, "bbox": [332.0, 561.0, 13.0, 17.0], "area": 221.0, "iscrowd": 0, "ignore": 0, "segmentation": [[332.0, 561.0, 345.0, 561.0, 345.0, 578.0, 332.0, 578.0]], "category_name": "optical vehicle", "caption": "An optical vehicle is on the left of the rectangular optical tennis court"}, {"id": 6482, "image_id": 3702, "category_id": 7, "bbox": [177.0, 559.0, 50.0, 50.0], "area": 2500.0, "iscrowd": 0, "ignore": 0, "segmentation": [[177.0, 559.0, 227.0, 559.0, 227.0, 609.0, 177.0, 609.0]], "category_name": "optical tennis court", "caption": "A rectangular optical tennis court is on the right of the gray optical vehicle on the bottom"}, {"id": 6483, "image_id": 3703, "category_id": 13, "bbox": [484.0, 673.0, 47.0, 38.0], "area": 1786.0, "iscrowd": 0, "ignore": 0, "segmentation": [[484.0, 673.0, 531.0, 673.0, 531.0, 711.0, 484.0, 711.0]], "category_name": "optical harbor", "caption": "The optical harbor is on the upper right of the optical ship at the bottom"}, {"id": 6484, "image_id": 3703, "category_id": 13, "bbox": [476.0, 754.0, 29.0, 46.0], "area": 1334.0, "iscrowd": 0, "ignore": 0, "segmentation": [[476.0, 754.0, 505.0, 754.0, 505.0, 800.0, 476.0, 800.0]], "category_name": "optical harbor", "caption": "A optical harbor is below the tiny optical ship"}, {"id": 6485, "image_id": 3704, "category_id": 13, "bbox": [489.0, 643.0, 113.0, 74.0], "area": 8362.0, "iscrowd": 0, "ignore": 0, "segmentation": [[489.0, 643.0, 602.0, 643.0, 602.0, 717.0, 489.0, 717.0]], "category_name": "optical harbor", "caption": "The tiny optical harbor at the bottom"}, {"id": 6486, "image_id": 3705, "category_id": 6, "bbox": [12.0, 0.0, 45.0, 19.0], "area": 855.0, "iscrowd": 0, "ignore": 0, "segmentation": [[12.0, 0.0, 57.0, 0.0, 57.0, 19.0, 12.0, 19.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper left corner of the image"}, {"id": 6487, "image_id": 3706, "category_id": 6, "bbox": [124.0, 111.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[124.0, 111.0, 168.0, 111.0, 168.0, 156.0, 124.0, 156.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the middle of the image"}, {"id": 6488, "image_id": 3707, "category_id": 6, "bbox": [122.0, 0.0, 43.0, 15.0], "area": 645.0, "iscrowd": 0, "ignore": 0, "segmentation": [[122.0, 0.0, 165.0, 0.0, 165.0, 15.0, 122.0, 15.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6489, "image_id": 3708, "category_id": 6, "bbox": [157.0, 103.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[157.0, 103.0, 202.0, 103.0, 202.0, 148.0, 157.0, 148.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool on the right side of the image"}, {"id": 6490, "image_id": 3708, "category_id": 6, "bbox": [93.0, 1.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 1.0, 137.0, 1.0, 137.0, 46.0, 93.0, 46.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the top of the image"}, {"id": 6491, "image_id": 3709, "category_id": 6, "bbox": [184.0, 53.0, 40.0, 45.0], "area": 1800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[184.0, 53.0, 224.0, 53.0, 224.0, 98.0, 184.0, 98.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool on the right side of the image"}, {"id": 6492, "image_id": 3710, "category_id": 6, "bbox": [72.0, 53.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[72.0, 53.0, 117.0, 53.0, 117.0, 98.0, 72.0, 98.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the middle of the image"}, {"id": 6493, "image_id": 3711, "category_id": 6, "bbox": [166.0, 0.0, 19.0, 2.0], "area": 38.0, "iscrowd": 0, "ignore": 0, "segmentation": [[166.0, 0.0, 185.0, 0.0, 185.0, 2.0, 166.0, 2.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6494, "image_id": 3712, "category_id": 6, "bbox": [148.0, 0.0, 44.0, 43.0], "area": 1892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[148.0, 0.0, 192.0, 0.0, 192.0, 43.0, 148.0, 43.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the top right corner of the image"}, {"id": 6495, "image_id": 3713, "category_id": 6, "bbox": [99.0, 109.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[99.0, 109.0, 143.0, 109.0, 143.0, 154.0, 99.0, 154.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the middle of the image"}, {"id": 6496, "image_id": 3713, "category_id": 6, "bbox": [68.0, 9.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[68.0, 9.0, 112.0, 9.0, 112.0, 54.0, 68.0, 54.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the top of the image"}, {"id": 6497, "image_id": 3714, "category_id": 6, "bbox": [0.0, 40.0, 14.0, 41.0], "area": 574.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 40.0, 14.0, 40.0, 14.0, 81.0, 0.0, 81.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located at the top left"}, {"id": 6498, "image_id": 3715, "category_id": 6, "bbox": [111.0, 48.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[111.0, 48.0, 156.0, 48.0, 156.0, 93.0, 111.0, 93.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the top of the image"}, {"id": 6499, "image_id": 3715, "category_id": 6, "bbox": [123.0, 104.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[123.0, 104.0, 168.0, 104.0, 168.0, 148.0, 123.0, 148.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the middle of the image"}, {"id": 6500, "image_id": 3716, "category_id": 6, "bbox": [123.0, 188.0, 45.0, 36.0], "area": 1620.0, "iscrowd": 0, "ignore": 0, "segmentation": [[123.0, 188.0, 168.0, 188.0, 168.0, 224.0, 123.0, 224.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the bottom of the image"}, {"id": 6501, "image_id": 3717, "category_id": 6, "bbox": [195.0, 0.0, 29.0, 20.0], "area": 580.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 0.0, 224.0, 0.0, 224.0, 20.0, 195.0, 20.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6502, "image_id": 3718, "category_id": 6, "bbox": [0.0, 0.0, 15.0, 19.0], "area": 285.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 0.0, 15.0, 0.0, 15.0, 19.0, 0.0, 19.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6503, "image_id": 3719, "category_id": 6, "bbox": [179.0, 198.0, 45.0, 26.0], "area": 1170.0, "iscrowd": 0, "ignore": 0, "segmentation": [[179.0, 198.0, 224.0, 198.0, 224.0, 224.0, 179.0, 224.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom right corner of the image"}, {"id": 6504, "image_id": 3720, "category_id": 6, "bbox": [62.0, 222.0, 17.0, 2.0], "area": 34.0, "iscrowd": 0, "ignore": 0, "segmentation": [[62.0, 222.0, 79.0, 222.0, 79.0, 224.0, 62.0, 224.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located at the bottom left"}, {"id": 6505, "image_id": 3721, "category_id": 6, "bbox": [0.0, 179.0, 36.0, 44.0], "area": 1584.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 179.0, 36.0, 179.0, 36.0, 223.0, 0.0, 223.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom left corner of the image"}, {"id": 6506, "image_id": 3722, "category_id": 6, "bbox": [161.0, 0.0, 19.0, 2.0], "area": 38.0, "iscrowd": 0, "ignore": 0, "segmentation": [[161.0, 0.0, 180.0, 0.0, 180.0, 2.0, 161.0, 2.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6507, "image_id": 3723, "category_id": 6, "bbox": [49.0, 0.0, 19.0, 2.0], "area": 38.0, "iscrowd": 0, "ignore": 0, "segmentation": [[49.0, 0.0, 68.0, 0.0, 68.0, 2.0, 49.0, 2.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6508, "image_id": 3724, "category_id": 6, "bbox": [0.0, 50.0, 9.0, 36.0], "area": 324.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 50.0, 9.0, 50.0, 9.0, 86.0, 0.0, 86.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool at the top left"}, {"id": 6509, "image_id": 3725, "category_id": 6, "bbox": [209.0, 61.0, 15.0, 41.0], "area": 615.0, "iscrowd": 0, "ignore": 0, "segmentation": [[209.0, 61.0, 224.0, 61.0, 224.0, 102.0, 209.0, 102.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6510, "image_id": 3725, "category_id": 6, "bbox": [60.0, 158.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[60.0, 158.0, 104.0, 158.0, 104.0, 203.0, 60.0, 203.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the bottom of the image"}, {"id": 6511, "image_id": 3725, "category_id": 6, "bbox": [20.0, 127.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[20.0, 127.0, 65.0, 127.0, 65.0, 172.0, 20.0, 172.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom left corner of the image"}, {"id": 6512, "image_id": 3726, "category_id": 6, "bbox": [21.0, 76.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[21.0, 76.0, 65.0, 76.0, 65.0, 120.0, 21.0, 120.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the left side of the image"}, {"id": 6513, "image_id": 3726, "category_id": 6, "bbox": [50.0, 0.0, 45.0, 42.0], "area": 1890.0, "iscrowd": 0, "ignore": 0, "segmentation": [[50.0, 0.0, 95.0, 0.0, 95.0, 42.0, 50.0, 42.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper left corner of the image"}, {"id": 6514, "image_id": 3726, "category_id": 6, "bbox": [118.0, 19.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[118.0, 19.0, 162.0, 19.0, 162.0, 63.0, 118.0, 63.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the top of the image"}, {"id": 6515, "image_id": 3727, "category_id": 6, "bbox": [180.0, 0.0, 43.0, 18.0], "area": 774.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 0.0, 223.0, 0.0, 223.0, 18.0, 180.0, 18.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6516, "image_id": 3727, "category_id": 6, "bbox": [144.0, 9.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[144.0, 9.0, 189.0, 9.0, 189.0, 54.0, 144.0, 54.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool,and the optical swimming pool that needs to be found is located in the lower left corner of it."}, {"id": 6517, "image_id": 3727, "category_id": 6, "bbox": [1.0, 123.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 123.0, 46.0, 123.0, 46.0, 167.0, 1.0, 167.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool on the left side of the image"}, {"id": 6518, "image_id": 3727, "category_id": 6, "bbox": [162.0, 74.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[162.0, 74.0, 206.0, 74.0, 206.0, 118.0, 162.0, 118.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the right side of the image"}, {"id": 6519, "image_id": 3728, "category_id": 6, "bbox": [164.0, 55.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[164.0, 55.0, 208.0, 55.0, 208.0, 99.0, 164.0, 99.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool on the right side of the image"}, {"id": 6520, "image_id": 3729, "category_id": 6, "bbox": [129.0, 156.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[129.0, 156.0, 174.0, 156.0, 174.0, 200.0, 129.0, 200.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom right corner of the image"}, {"id": 6521, "image_id": 3730, "category_id": 6, "bbox": [0.0, 136.0, 42.0, 45.0], "area": 1890.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 136.0, 42.0, 136.0, 42.0, 181.0, 0.0, 181.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom left corner of the image"}, {"id": 6522, "image_id": 3731, "category_id": 6, "bbox": [108.0, 90.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[108.0, 90.0, 152.0, 90.0, 152.0, 134.0, 108.0, 134.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the middle of the image"}, {"id": 6523, "image_id": 3731, "category_id": 6, "bbox": [38.0, 116.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[38.0, 116.0, 82.0, 116.0, 82.0, 160.0, 38.0, 160.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool on the left side of the image"}, {"id": 6524, "image_id": 3732, "category_id": 6, "bbox": [0.0, 90.0, 40.0, 44.0], "area": 1760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 90.0, 40.0, 90.0, 40.0, 134.0, 0.0, 134.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the left side of the image"}, {"id": 6525, "image_id": 3733, "category_id": 6, "bbox": [29.0, 189.0, 44.0, 35.0], "area": 1540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[29.0, 189.0, 73.0, 189.0, 73.0, 224.0, 29.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the bottom left corner of the image"}, {"id": 6526, "image_id": 3733, "category_id": 6, "bbox": [60.0, 130.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[60.0, 130.0, 104.0, 130.0, 104.0, 174.0, 60.0, 174.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the bottom of the image"}, {"id": 6527, "image_id": 3733, "category_id": 6, "bbox": [0.0, 67.0, 36.0, 44.0], "area": 1584.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 67.0, 36.0, 67.0, 36.0, 111.0, 0.0, 111.0]], "category_name": "optical 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"image_id": 3736, "category_id": 6, "bbox": [0.0, 200.0, 30.0, 24.0], "area": 720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 200.0, 30.0, 200.0, 30.0, 224.0, 0.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6532, "image_id": 3737, "category_id": 6, "bbox": [14.0, 0.0, 44.0, 30.0], "area": 1320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[14.0, 0.0, 58.0, 0.0, 58.0, 30.0, 14.0, 30.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool,and the optical swimming pool that needs to be found is located in the lower right corner of it."}, {"id": 6533, "image_id": 3737, "category_id": 6, "bbox": [5.0, 0.0, 30.0, 5.0], "area": 150.0, "iscrowd": 0, "ignore": 0, "segmentation": [[5.0, 0.0, 35.0, 0.0, 35.0, 5.0, 5.0, 5.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6534, "image_id": 3738, "category_id": 6, "bbox": [165.0, 87.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[165.0, 87.0, 210.0, 87.0, 210.0, 131.0, 165.0, 131.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool on the right side of the image"}, {"id": 6535, "image_id": 3738, "category_id": 6, "bbox": [190.0, 133.0, 34.0, 44.0], "area": 1496.0, "iscrowd": 0, "ignore": 0, "segmentation": [[190.0, 133.0, 224.0, 133.0, 224.0, 177.0, 190.0, 177.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the bottom right corner of the image"}, {"id": 6536, "image_id": 3739, "category_id": 6, "bbox": [172.0, 81.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[172.0, 81.0, 217.0, 81.0, 217.0, 125.0, 172.0, 125.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool on the right side of the image"}, {"id": 6537, "image_id": 3739, "category_id": 6, "bbox": [53.0, 87.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[53.0, 87.0, 98.0, 87.0, 98.0, 131.0, 53.0, 131.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the middle of the image"}, {"id": 6538, "image_id": 3739, "category_id": 6, "bbox": [78.0, 133.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[78.0, 133.0, 122.0, 133.0, 122.0, 177.0, 78.0, 177.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the bottom of the image"}, {"id": 6539, "image_id": 3740, "category_id": 6, "bbox": [7.0, 74.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[7.0, 74.0, 51.0, 74.0, 51.0, 119.0, 7.0, 119.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool side of the image located on the left"}, {"id": 6540, "image_id": 3741, "category_id": 6, "bbox": [88.0, 86.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[88.0, 86.0, 133.0, 86.0, 133.0, 130.0, 88.0, 130.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the middle of the image"}, {"id": 6541, "image_id": 3742, "category_id": 6, "bbox": [208.0, 217.0, 16.0, 7.0], "area": 112.0, "iscrowd": 0, "ignore": 0, "segmentation": [[208.0, 217.0, 224.0, 217.0, 224.0, 224.0, 208.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6542, "image_id": 3743, "category_id": 6, "bbox": [108.0, 0.0, 44.0, 22.0], "area": 968.0, "iscrowd": 0, "ignore": 0, "segmentation": [[108.0, 0.0, 152.0, 0.0, 152.0, 22.0, 108.0, 22.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the top of the image"}, {"id": 6543, "image_id": 3743, "category_id": 6, "bbox": [38.0, 4.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[38.0, 4.0, 82.0, 4.0, 82.0, 48.0, 38.0, 48.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the upper left corner of the image"}, {"id": 6544, "image_id": 3744, "category_id": 6, "bbox": [32.0, 0.0, 37.0, 9.0], "area": 333.0, "iscrowd": 0, "ignore": 0, "segmentation": [[32.0, 0.0, 69.0, 0.0, 69.0, 9.0, 32.0, 9.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6545, "image_id": 3744, "category_id": 6, "bbox": [33.0, 198.0, 44.0, 26.0], "area": 1144.0, "iscrowd": 0, "ignore": 0, "segmentation": [[33.0, 198.0, 77.0, 198.0, 77.0, 224.0, 33.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the bottom left corner of the image"}, {"id": 6546, "image_id": 3745, "category_id": 6, "bbox": [152.0, 123.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[152.0, 123.0, 196.0, 123.0, 196.0, 167.0, 152.0, 167.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the right side of the image"}, {"id": 6547, "image_id": 3746, "category_id": 6, "bbox": [132.0, 181.0, 44.0, 43.0], "area": 1892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[132.0, 181.0, 176.0, 181.0, 176.0, 224.0, 132.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the bottom right corner of the image"}, {"id": 6548, "image_id": 3747, "category_id": 6, "bbox": [198.0, 0.0, 26.0, 37.0], "area": 962.0, "iscrowd": 0, "ignore": 0, "segmentation": [[198.0, 0.0, 224.0, 0.0, 224.0, 37.0, 198.0, 37.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper right corner of the image"}, {"id": 6549, "image_id": 3748, "category_id": 6, "bbox": [168.0, 116.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[168.0, 116.0, 213.0, 116.0, 213.0, 160.0, 168.0, 160.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the right side of the image"}, {"id": 6550, "image_id": 3748, "category_id": 6, "bbox": [86.0, 0.0, 45.0, 37.0], "area": 1665.0, "iscrowd": 0, "ignore": 0, "segmentation": [[86.0, 0.0, 131.0, 0.0, 131.0, 37.0, 86.0, 37.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the top of the image"}, {"id": 6551, "image_id": 3749, "category_id": 6, "bbox": [67.0, 79.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[67.0, 79.0, 111.0, 79.0, 111.0, 124.0, 67.0, 124.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the middle of the image"}, {"id": 6552, "image_id": 3749, "category_id": 6, "bbox": [153.0, 45.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 45.0, 197.0, 45.0, 197.0, 90.0, 153.0, 90.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper right corner of the image"}, {"id": 6553, "image_id": 3749, "category_id": 6, "bbox": [163.0, 97.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[163.0, 97.0, 207.0, 97.0, 207.0, 142.0, 163.0, 142.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the right side of the image"}, {"id": 6554, "image_id": 3750, "category_id": 6, "bbox": [178.0, 152.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[178.0, 152.0, 222.0, 152.0, 222.0, 197.0, 178.0, 197.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the bottom right corner of the image"}, {"id": 6555, "image_id": 3750, "category_id": 6, "bbox": [121.0, 0.0, 36.0, 9.0], "area": 324.0, "iscrowd": 0, "ignore": 0, "segmentation": [[121.0, 0.0, 157.0, 0.0, 157.0, 9.0, 121.0, 9.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6556, "image_id": 3751, "category_id": 6, "bbox": [66.0, 40.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[66.0, 40.0, 110.0, 40.0, 110.0, 85.0, 66.0, 85.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the top of the image"}, {"id": 6557, "image_id": 3752, "category_id": 6, "bbox": [68.0, 0.0, 44.0, 29.0], "area": 1276.0, "iscrowd": 0, "ignore": 0, "segmentation": [[68.0, 0.0, 112.0, 0.0, 112.0, 29.0, 68.0, 29.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the top of the image"}, {"id": 6558, "image_id": 3752, "category_id": 6, "bbox": [0.0, 0.0, 22.0, 37.0], "area": 814.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 0.0, 22.0, 0.0, 22.0, 37.0, 0.0, 37.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the upper left corner of the image"}, {"id": 6559, "image_id": 3753, "category_id": 6, "bbox": [0.0, 172.0, 43.0, 44.0], "area": 1892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 172.0, 43.0, 172.0, 43.0, 216.0, 0.0, 216.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the bottom left corner of the image"}, {"id": 6560, "image_id": 3754, "category_id": 6, "bbox": [181.0, 60.0, 43.0, 44.0], "area": 1892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[181.0, 60.0, 224.0, 60.0, 224.0, 104.0, 181.0, 104.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the right side of the image"}, {"id": 6561, "image_id": 3754, "category_id": 6, "bbox": [65.0, 121.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[65.0, 121.0, 110.0, 121.0, 110.0, 165.0, 65.0, 165.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the middle of the image"}, {"id": 6562, "image_id": 3754, "category_id": 6, "bbox": [142.0, 145.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[142.0, 145.0, 187.0, 145.0, 187.0, 189.0, 142.0, 189.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the bottom right corner of the image"}, {"id": 6563, "image_id": 3755, "category_id": 6, "bbox": [140.0, 11.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[140.0, 11.0, 184.0, 11.0, 184.0, 55.0, 140.0, 55.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the upper right corner of the image"}, {"id": 6564, "image_id": 3756, "category_id": 6, "bbox": [20.0, 69.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[20.0, 69.0, 64.0, 69.0, 64.0, 114.0, 20.0, 114.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the left side of the image"}, {"id": 6565, "image_id": 3757, "category_id": 6, "bbox": [0.0, 6.0, 11.0, 38.0], "area": 418.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 6.0, 11.0, 6.0, 11.0, 44.0, 0.0, 44.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located at the top left"}, {"id": 6566, "image_id": 3758, "category_id": 6, "bbox": [51.0, 0.0, 44.0, 30.0], "area": 1320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[51.0, 0.0, 95.0, 0.0, 95.0, 30.0, 51.0, 30.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper left corner of the image"}, {"id": 6567, "image_id": 3759, "category_id": 6, "bbox": [45.0, 17.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[45.0, 17.0, 90.0, 17.0, 90.0, 62.0, 45.0, 62.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper left corner of the image"}, {"id": 6568, "image_id": 3760, "category_id": 6, "bbox": [112.0, 152.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[112.0, 152.0, 156.0, 152.0, 156.0, 196.0, 112.0, 196.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the bottom of the image"}, {"id": 6569, "image_id": 3761, "category_id": 6, "bbox": [0.0, 0.0, 3.0, 4.0], "area": 12.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 0.0, 3.0, 0.0, 3.0, 4.0, 0.0, 4.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6570, "image_id": 3762, "category_id": 6, "bbox": [200.0, 82.0, 24.0, 44.0], "area": 1056.0, "iscrowd": 0, "ignore": 0, "segmentation": [[200.0, 82.0, 224.0, 82.0, 224.0, 126.0, 200.0, 126.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool side of the image located on the right"}, {"id": 6571, "image_id": 3763, "category_id": 6, "bbox": [154.0, 0.0, 45.0, 31.0], "area": 1395.0, "iscrowd": 0, "ignore": 0, "segmentation": [[154.0, 0.0, 199.0, 0.0, 199.0, 31.0, 154.0, 31.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper right corner of the image"}, {"id": 6572, "image_id": 3763, "category_id": 6, "bbox": [88.0, 98.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[88.0, 98.0, 132.0, 98.0, 132.0, 142.0, 88.0, 142.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the middle of the image"}, {"id": 6573, "image_id": 3764, "category_id": 6, "bbox": [38.0, 0.0, 44.0, 28.0], "area": 1232.0, "iscrowd": 0, "ignore": 0, "segmentation": [[38.0, 0.0, 82.0, 0.0, 82.0, 28.0, 38.0, 28.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper left corner of the image"}, {"id": 6574, "image_id": 3765, "category_id": 6, "bbox": [21.0, 183.0, 45.0, 41.0], "area": 1845.0, "iscrowd": 0, "ignore": 0, "segmentation": [[21.0, 183.0, 66.0, 183.0, 66.0, 224.0, 21.0, 224.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom left corner of the image"}, {"id": 6575, "image_id": 3766, "category_id": 6, "bbox": [141.0, 7.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[141.0, 7.0, 185.0, 7.0, 185.0, 51.0, 141.0, 51.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the upper right corner of the image"}, {"id": 6576, "image_id": 3766, "category_id": 6, "bbox": [31.0, 1.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[31.0, 1.0, 75.0, 1.0, 75.0, 45.0, 31.0, 45.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper left corner of the image"}, {"id": 6577, "image_id": 3766, "category_id": 6, "bbox": [71.0, 43.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[71.0, 43.0, 115.0, 43.0, 115.0, 88.0, 71.0, 88.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the top of the image"}, {"id": 6578, "image_id": 3766, "category_id": 6, "bbox": [0.0, 122.0, 15.0, 42.0], "area": 630.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 122.0, 15.0, 122.0, 15.0, 164.0, 0.0, 164.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6579, "image_id": 3767, "category_id": 6, "bbox": [180.0, 32.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 32.0, 224.0, 32.0, 224.0, 76.0, 180.0, 76.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper right corner of the image"}, {"id": 6580, "image_id": 3768, "category_id": 6, "bbox": [12.0, 132.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[12.0, 132.0, 56.0, 132.0, 56.0, 176.0, 12.0, 176.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom left corner of the image"}, {"id": 6581, "image_id": 3768, "category_id": 6, "bbox": [177.0, 110.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[177.0, 110.0, 222.0, 110.0, 222.0, 154.0, 177.0, 154.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the right side of the image"}, {"id": 6582, "image_id": 3768, "category_id": 6, "bbox": [209.0, 163.0, 15.0, 42.0], "area": 630.0, "iscrowd": 0, "ignore": 0, "segmentation": [[209.0, 163.0, 224.0, 163.0, 224.0, 205.0, 209.0, 205.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6583, "image_id": 3769, "category_id": 6, "bbox": [184.0, 31.0, 40.0, 44.0], "area": 1760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[184.0, 31.0, 224.0, 31.0, 224.0, 75.0, 184.0, 75.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper right corner of the image"}, {"id": 6584, "image_id": 3769, "category_id": 6, "bbox": [42.0, 183.0, 44.0, 41.0], "area": 1804.0, "iscrowd": 0, "ignore": 0, "segmentation": [[42.0, 183.0, 86.0, 183.0, 86.0, 224.0, 42.0, 224.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom left corner of the image"}, {"id": 6585, "image_id": 3770, "category_id": 6, "bbox": [180.0, 203.0, 44.0, 21.0], "area": 924.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 203.0, 224.0, 203.0, 224.0, 224.0, 180.0, 224.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom right corner of the image"}, {"id": 6586, "image_id": 3771, "category_id": 6, "bbox": [168.0, 0.0, 25.0, 3.0], "area": 75.0, "iscrowd": 0, "ignore": 0, "segmentation": [[168.0, 0.0, 193.0, 0.0, 193.0, 3.0, 168.0, 3.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6587, "image_id": 3771, "category_id": 6, "bbox": [195.0, 9.0, 29.0, 44.0], "area": 1276.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 9.0, 224.0, 9.0, 224.0, 53.0, 195.0, 53.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool,and the optical swimming pool that needs to be found is located in the lower right corner of it."}, {"id": 6588, "image_id": 3771, "category_id": 6, "bbox": [0.0, 141.0, 36.0, 44.0], "area": 1584.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 141.0, 36.0, 141.0, 36.0, 185.0, 0.0, 185.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom left corner of the image"}, {"id": 6589, "image_id": 3772, "category_id": 6, "bbox": [55.0, 220.0, 24.0, 4.0], "area": 96.0, "iscrowd": 0, "ignore": 0, "segmentation": [[55.0, 220.0, 79.0, 220.0, 79.0, 224.0, 55.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6590, "image_id": 3772, "category_id": 6, "bbox": [84.0, 182.0, 44.0, 42.0], "area": 1848.0, "iscrowd": 0, "ignore": 0, "segmentation": [[84.0, 182.0, 128.0, 182.0, 128.0, 224.0, 84.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the bottom of the image"}, {"id": 6591, "image_id": 3773, "category_id": 6, "bbox": [45.0, 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"iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 149.0, 40.0, 149.0, 40.0, 193.0, 0.0, 193.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom left corner of the image"}, {"id": 6595, "image_id": 3776, "category_id": 6, "bbox": [80.0, 82.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[80.0, 82.0, 125.0, 82.0, 125.0, 126.0, 80.0, 126.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the middle of the image"}, {"id": 6596, "image_id": 3776, "category_id": 6, "bbox": [0.0, 159.0, 19.0, 44.0], "area": 836.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 159.0, 19.0, 159.0, 19.0, 203.0, 0.0, 203.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom left corner of the image"}, {"id": 6597, "image_id": 3777, "category_id": 6, "bbox": [180.0, 91.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 91.0, 224.0, 91.0, 224.0, 136.0, 180.0, 136.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the right side of the image"}, {"id": 6598, "image_id": 3778, "category_id": 6, "bbox": [0.0, 91.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 91.0, 44.0, 91.0, 44.0, 136.0, 0.0, 136.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool on the left side of the image"}, {"id": 6599, "image_id": 3779, "category_id": 6, "bbox": [180.0, 0.0, 44.0, 24.0], "area": 1056.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 0.0, 224.0, 0.0, 224.0, 24.0, 180.0, 24.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper right corner of the image"}, {"id": 6600, "image_id": 3780, "category_id": 6, "bbox": [101.0, 0.0, 45.0, 36.0], "area": 1620.0, "iscrowd": 0, "ignore": 0, "segmentation": [[101.0, 0.0, 146.0, 0.0, 146.0, 36.0, 101.0, 36.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the top of the image"}, {"id": 6601, "image_id": 3781, "category_id": 6, "bbox": [0.0, 188.0, 34.0, 36.0], "area": 1224.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 188.0, 34.0, 188.0, 34.0, 224.0, 0.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the lower left corner of the image"}, {"id": 6602, "image_id": 3782, "category_id": 6, "bbox": [126.0, 50.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 50.0, 171.0, 50.0, 171.0, 95.0, 126.0, 95.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the top of the image"}, {"id": 6603, "image_id": 3782, "category_id": 6, "bbox": [0.0, 209.0, 32.0, 15.0], "area": 480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 209.0, 32.0, 209.0, 32.0, 224.0, 0.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the bottom left corner of the image"}, {"id": 6604, "image_id": 3783, "category_id": 6, "bbox": [45.0, 0.0, 44.0, 40.0], "area": 1760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[45.0, 0.0, 89.0, 0.0, 89.0, 40.0, 45.0, 40.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the upper left corner of the image"}, {"id": 6605, "image_id": 3783, "category_id": 6, "bbox": [95.0, 0.0, 22.0, 3.0], "area": 66.0, "iscrowd": 0, "ignore": 0, "segmentation": [[95.0, 0.0, 117.0, 0.0, 117.0, 3.0, 95.0, 3.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6606, "image_id": 3784, "category_id": 6, "bbox": [46.0, 87.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[46.0, 87.0, 90.0, 87.0, 90.0, 132.0, 46.0, 132.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool on the left side of the image"}, {"id": 6607, "image_id": 3785, "category_id": 6, "bbox": [216.0, 181.0, 8.0, 34.0], "area": 272.0, "iscrowd": 0, "ignore": 0, "segmentation": [[216.0, 181.0, 224.0, 181.0, 224.0, 215.0, 216.0, 215.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located at the bottom right"}, {"id": 6608, "image_id": 3786, "category_id": 6, "bbox": [153.0, 56.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 56.0, 197.0, 56.0, 197.0, 100.0, 153.0, 100.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool side of the image located on the right"}, {"id": 6609, "image_id": 3787, "category_id": 6, "bbox": [199.0, 213.0, 25.0, 11.0], "area": 275.0, "iscrowd": 0, "ignore": 0, "segmentation": [[199.0, 213.0, 224.0, 213.0, 224.0, 224.0, 199.0, 224.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6610, "image_id": 3788, "category_id": 6, "bbox": [0.0, 108.0, 21.0, 45.0], "area": 945.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 108.0, 21.0, 108.0, 21.0, 153.0, 0.0, 153.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool side of the image located on the left"}, {"id": 6611, "image_id": 3789, "category_id": 6, "bbox": [131.0, 148.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[131.0, 148.0, 175.0, 148.0, 175.0, 192.0, 131.0, 192.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the lower right corner of the image"}, {"id": 6612, "image_id": 3790, "category_id": 6, "bbox": [182.0, 48.0, 42.0, 45.0], "area": 1890.0, "iscrowd": 0, "ignore": 0, "segmentation": [[182.0, 48.0, 224.0, 48.0, 224.0, 93.0, 182.0, 93.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper right corner of the image"}, {"id": 6613, "image_id": 3790, "category_id": 6, "bbox": [143.0, 95.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[143.0, 95.0, 187.0, 95.0, 187.0, 139.0, 143.0, 139.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the right side of the image"}, {"id": 6614, "image_id": 3791, "category_id": 6, "bbox": [143.0, 0.0, 44.0, 27.0], "area": 1188.0, "iscrowd": 0, "ignore": 0, "segmentation": [[143.0, 0.0, 187.0, 0.0, 187.0, 27.0, 143.0, 27.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper right corner of the image"}, {"id": 6615, "image_id": 3791, "category_id": 6, "bbox": [45.0, 165.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[45.0, 165.0, 89.0, 165.0, 89.0, 210.0, 45.0, 210.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom left corner of the image"}, {"id": 6616, "image_id": 3792, "category_id": 6, "bbox": [193.0, 0.0, 31.0, 25.0], "area": 775.0, "iscrowd": 0, "ignore": 0, "segmentation": [[193.0, 0.0, 224.0, 0.0, 224.0, 25.0, 193.0, 25.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6617, "image_id": 3793, "category_id": 6, "bbox": [75.0, 42.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[75.0, 42.0, 120.0, 42.0, 120.0, 86.0, 75.0, 86.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool at the top of the image"}, {"id": 6618, "image_id": 3794, "category_id": 6, "bbox": [27.0, 12.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[27.0, 12.0, 71.0, 12.0, 71.0, 56.0, 27.0, 56.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the upper left corner of the image"}, {"id": 6619, "image_id": 3795, "category_id": 6, "bbox": [83.0, 79.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[83.0, 79.0, 128.0, 79.0, 128.0, 123.0, 83.0, 123.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the middle of the image"}, {"id": 6620, "image_id": 3796, "category_id": 6, "bbox": [47.0, 143.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[47.0, 143.0, 91.0, 143.0, 91.0, 187.0, 47.0, 187.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom left corner of the image"}, {"id": 6621, "image_id": 3797, "category_id": 6, "bbox": [85.0, 44.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[85.0, 44.0, 129.0, 44.0, 129.0, 89.0, 85.0, 89.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool at the top of the image"}, {"id": 6622, "image_id": 3798, "category_id": 6, "bbox": [112.0, 0.0, 44.0, 43.0], "area": 1892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[112.0, 0.0, 156.0, 0.0, 156.0, 43.0, 112.0, 43.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the top of the image"}, {"id": 6623, "image_id": 3799, "category_id": 6, "bbox": [106.0, 44.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[106.0, 44.0, 150.0, 44.0, 150.0, 89.0, 106.0, 89.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the top of the image"}, {"id": 6624, "image_id": 3800, "category_id": 6, "bbox": [32.0, 142.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[32.0, 142.0, 76.0, 142.0, 76.0, 186.0, 32.0, 186.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom left corner of the image"}, {"id": 6625, "image_id": 3801, "category_id": 6, "bbox": [0.0, 197.0, 5.0, 27.0], "area": 135.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 197.0, 5.0, 197.0, 5.0, 224.0, 0.0, 224.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located at the bottom left"}, {"id": 6626, "image_id": 3802, "category_id": 6, "bbox": [0.0, 195.0, 5.0, 29.0], "area": 145.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 195.0, 5.0, 195.0, 5.0, 224.0, 0.0, 224.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6627, "image_id": 3803, "category_id": 6, "bbox": [0.0, 213.0, 31.0, 11.0], "area": 341.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 213.0, 31.0, 213.0, 31.0, 224.0, 0.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6628, "image_id": 3804, "category_id": 6, "bbox": [136.0, 115.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[136.0, 115.0, 181.0, 115.0, 181.0, 160.0, 136.0, 160.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the right side of the image"}, {"id": 6629, "image_id": 3804, "category_id": 6, "bbox": [37.0, 115.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[37.0, 115.0, 82.0, 115.0, 82.0, 160.0, 37.0, 160.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool on the left side of the image"}, {"id": 6630, "image_id": 3805, "category_id": 6, "bbox": [17.0, 169.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[17.0, 169.0, 61.0, 169.0, 61.0, 213.0, 17.0, 213.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom left corner of the image"}, {"id": 6631, "image_id": 3805, "category_id": 6, "bbox": [47.0, 31.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[47.0, 31.0, 91.0, 31.0, 91.0, 75.0, 47.0, 75.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper left corner of the image"}, {"id": 6632, "image_id": 3806, "category_id": 6, "bbox": [85.0, 23.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[85.0, 23.0, 129.0, 23.0, 129.0, 68.0, 85.0, 68.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the top of the image"}, {"id": 6633, "image_id": 3807, "category_id": 6, "bbox": [134.0, 194.0, 44.0, 30.0], "area": 1320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[134.0, 194.0, 178.0, 194.0, 178.0, 224.0, 134.0, 224.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom right corner of the image"}, {"id": 6634, "image_id": 3808, "category_id": 6, "bbox": [161.0, 0.0, 21.0, 3.0], "area": 63.0, "iscrowd": 0, "ignore": 0, "segmentation": [[161.0, 0.0, 182.0, 0.0, 182.0, 3.0, 161.0, 3.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located at the top right"}, {"id": 6635, "image_id": 3809, "category_id": 6, "bbox": [0.0, 164.0, 14.0, 41.0], "area": 574.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 164.0, 14.0, 164.0, 14.0, 205.0, 0.0, 205.0]], "category_name": "optical 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209.0, 138.0, 209.0, 183.0, 165.0, 183.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom right corner of the image"}, {"id": 6662, "image_id": 3829, "category_id": 6, "bbox": [155.0, 193.0, 45.0, 31.0], "area": 1395.0, "iscrowd": 0, "ignore": 0, "segmentation": [[155.0, 193.0, 200.0, 193.0, 200.0, 224.0, 155.0, 224.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the lower right corner of the image"}, {"id": 6663, "image_id": 3830, "category_id": 6, "bbox": [43.0, 193.0, 45.0, 31.0], "area": 1395.0, "iscrowd": 0, "ignore": 0, "segmentation": [[43.0, 193.0, 88.0, 193.0, 88.0, 224.0, 43.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the lower left corner of the image"}, {"id": 6664, "image_id": 3831, "category_id": 6, "bbox": [57.0, 191.0, 45.0, 33.0], "area": 1485.0, "iscrowd": 0, "ignore": 0, "segmentation": [[57.0, 191.0, 102.0, 191.0, 102.0, 224.0, 57.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the bottom of the image"}, {"id": 6665, "image_id": 3831, "category_id": 6, "bbox": [180.0, 190.0, 44.0, 34.0], "area": 1496.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 190.0, 224.0, 190.0, 224.0, 224.0, 180.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the bottom right corner of the image"}, {"id": 6666, "image_id": 3832, "category_id": 6, "bbox": [68.0, 101.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[68.0, 101.0, 113.0, 101.0, 113.0, 146.0, 68.0, 146.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the middle of the image"}, {"id": 6667, "image_id": 3833, "category_id": 6, "bbox": [59.0, 0.0, 44.0, 32.0], "area": 1408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[59.0, 0.0, 103.0, 0.0, 103.0, 32.0, 59.0, 32.0]], "category_name": 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{"id": 6671, "image_id": 3836, "category_id": 6, "bbox": [140.0, 137.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[140.0, 137.0, 185.0, 137.0, 185.0, 182.0, 140.0, 182.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the bottom right corner of the image"}, {"id": 6672, "image_id": 3837, "category_id": 6, "bbox": [28.0, 42.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[28.0, 42.0, 73.0, 42.0, 73.0, 87.0, 28.0, 87.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the top left corner of the image"}, {"id": 6673, "image_id": 3838, "category_id": 6, "bbox": [114.0, 0.0, 45.0, 28.0], "area": 1260.0, "iscrowd": 0, "ignore": 0, "segmentation": [[114.0, 0.0, 159.0, 0.0, 159.0, 28.0, 114.0, 28.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the top of the image"}, {"id": 6674, "image_id": 3839, "category_id": 6, "bbox": [137.0, 117.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[137.0, 117.0, 181.0, 117.0, 181.0, 162.0, 137.0, 162.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the right side of the image"}, {"id": 6675, "image_id": 3840, "category_id": 6, "bbox": [183.0, 47.0, 41.0, 44.0], "area": 1804.0, "iscrowd": 0, "ignore": 0, "segmentation": [[183.0, 47.0, 224.0, 47.0, 224.0, 91.0, 183.0, 91.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the upper right corner of the image"}, {"id": 6676, "image_id": 3841, "category_id": 6, "bbox": [214.0, 213.0, 10.0, 11.0], "area": 110.0, "iscrowd": 0, "ignore": 0, "segmentation": [[214.0, 213.0, 224.0, 213.0, 224.0, 224.0, 214.0, 224.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6677, "image_id": 3842, "category_id": 6, "bbox": [211.0, 83.0, 13.0, 40.0], "area": 520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[211.0, 83.0, 224.0, 83.0, 224.0, 123.0, 211.0, 123.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located on the right"}, {"id": 6678, "image_id": 3843, "category_id": 6, "bbox": [79.0, 151.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[79.0, 151.0, 124.0, 151.0, 124.0, 195.0, 79.0, 195.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the bottom of the image"}, {"id": 6679, "image_id": 3844, "category_id": 6, "bbox": [172.0, 0.0, 39.0, 12.0], "area": 468.0, "iscrowd": 0, "ignore": 0, "segmentation": [[172.0, 0.0, 211.0, 0.0, 211.0, 12.0, 172.0, 12.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6680, "image_id": 3844, "category_id": 6, "bbox": [65.0, 0.0, 45.0, 35.0], "area": 1575.0, "iscrowd": 0, "ignore": 0, "segmentation": [[65.0, 0.0, 110.0, 0.0, 110.0, 35.0, 65.0, 35.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the top of the image"}, {"id": 6681, "image_id": 3844, "category_id": 6, "bbox": [74.0, 80.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[74.0, 80.0, 118.0, 80.0, 118.0, 125.0, 74.0, 125.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the middle of the image"}, {"id": 6682, "image_id": 3844, "category_id": 6, "bbox": [147.0, 37.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[147.0, 37.0, 192.0, 37.0, 192.0, 81.0, 147.0, 81.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool,and the optical swimming pool that needs to be found is located in the lower left corner of it."}, {"id": 6683, "image_id": 3845, "category_id": 6, "bbox": [0.0, 41.0, 12.0, 40.0], "area": 480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 41.0, 12.0, 41.0, 12.0, 81.0, 0.0, 81.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the upper left corner of the image"}, {"id": 6684, "image_id": 3845, "category_id": 6, "bbox": [0.0, 125.0, 11.0, 39.0], "area": 429.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 125.0, 11.0, 125.0, 11.0, 164.0, 0.0, 164.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the left side of the image"}, {"id": 6685, "image_id": 3845, "category_id": 6, "bbox": [188.0, 0.0, 36.0, 13.0], "area": 468.0, "iscrowd": 0, "ignore": 0, "segmentation": [[188.0, 0.0, 224.0, 0.0, 224.0, 13.0, 188.0, 13.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper right corner of the image"}, {"id": 6686, "image_id": 3846, "category_id": 6, "bbox": [0.0, 0.0, 4.0, 7.0], "area": 28.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 0.0, 4.0, 0.0, 4.0, 7.0, 0.0, 7.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6687, "image_id": 3847, "category_id": 6, "bbox": [220.0, 0.0, 4.0, 7.0], "area": 28.0, "iscrowd": 0, "ignore": 0, "segmentation": [[220.0, 0.0, 224.0, 0.0, 224.0, 7.0, 220.0, 7.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool at the top right"}, {"id": 6688, "image_id": 3848, "category_id": 6, "bbox": [101.0, 17.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[101.0, 17.0, 145.0, 17.0, 145.0, 62.0, 101.0, 62.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the top of the image"}, {"id": 6689, "image_id": 3848, "category_id": 6, "bbox": [195.0, 42.0, 29.0, 44.0], "area": 1276.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 42.0, 224.0, 42.0, 224.0, 86.0, 195.0, 86.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper right corner of the image"}, {"id": 6690, "image_id": 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"caption": "There is a optical swimming pool in the upper right corner of the image"}, {"id": 6751, "image_id": 3892, "category_id": 6, "bbox": [0.0, 61.0, 3.0, 25.0], "area": 75.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 61.0, 3.0, 61.0, 3.0, 86.0, 0.0, 86.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper left corner of the image"}, {"id": 6752, "image_id": 3893, "category_id": 6, "bbox": [114.0, 193.0, 44.0, 31.0], "area": 1364.0, "iscrowd": 0, "ignore": 0, "segmentation": [[114.0, 193.0, 158.0, 193.0, 158.0, 224.0, 114.0, 224.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the bottom of the image"}, {"id": 6753, "image_id": 3894, "category_id": 6, "bbox": [20.0, 82.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[20.0, 82.0, 64.0, 82.0, 64.0, 127.0, 20.0, 127.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the 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{"id": 6757, "image_id": 3897, "category_id": 6, "bbox": [7.0, 21.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[7.0, 21.0, 51.0, 21.0, 51.0, 66.0, 7.0, 66.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper left corner of the image"}, {"id": 6758, "image_id": 3898, "category_id": 6, "bbox": [163.0, 29.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[163.0, 29.0, 207.0, 29.0, 207.0, 74.0, 163.0, 74.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the top right corner of the image"}, {"id": 6759, "image_id": 3899, "category_id": 6, "bbox": [0.0, 0.0, 32.0, 41.0], "area": 1312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 0.0, 32.0, 0.0, 32.0, 41.0, 0.0, 41.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper left corner of the image"}, {"id": 6760, "image_id": 3900, "category_id": 6, "bbox": [114.0, 81.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[114.0, 81.0, 158.0, 81.0, 158.0, 126.0, 114.0, 126.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the middle of the image"}, {"id": 6761, "image_id": 3900, "category_id": 6, "bbox": [161.0, 165.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[161.0, 165.0, 205.0, 165.0, 205.0, 209.0, 161.0, 209.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom right corner of the image"}, {"id": 6762, "image_id": 3901, "category_id": 6, "bbox": [188.0, 5.0, 36.0, 45.0], "area": 1620.0, "iscrowd": 0, "ignore": 0, "segmentation": [[188.0, 5.0, 224.0, 5.0, 224.0, 50.0, 188.0, 50.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the upper right corner of the image"}, {"id": 6763, "image_id": 3902, "category_id": 6, "bbox": [200.0, 205.0, 24.0, 19.0], "area": 456.0, "iscrowd": 0, "ignore": 0, "segmentation": [[200.0, 205.0, 224.0, 205.0, 224.0, 224.0, 200.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6764, "image_id": 3902, "category_id": 6, "bbox": [192.0, 14.0, 32.0, 45.0], "area": 1440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[192.0, 14.0, 224.0, 14.0, 224.0, 59.0, 192.0, 59.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the upper right corner of the image"}, {"id": 6765, "image_id": 3903, "category_id": 6, "bbox": [222.0, 172.0, 2.0, 16.0], "area": 32.0, "iscrowd": 0, "ignore": 0, "segmentation": [[222.0, 172.0, 224.0, 172.0, 224.0, 188.0, 222.0, 188.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located at the bottom right"}, {"id": 6766, "image_id": 3904, "category_id": 6, "bbox": [179.0, 209.0, 42.0, 15.0], "area": 630.0, "iscrowd": 0, "ignore": 0, "segmentation": [[179.0, 209.0, 221.0, 209.0, 221.0, 224.0, 179.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6767, "image_id": 3905, "category_id": 6, "bbox": [169.0, 21.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[169.0, 21.0, 213.0, 21.0, 213.0, 65.0, 169.0, 65.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper right corner of the image"}, {"id": 6768, "image_id": 3906, "category_id": 6, "bbox": [3.0, 25.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[3.0, 25.0, 47.0, 25.0, 47.0, 69.0, 3.0, 69.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper left corner of the image"}, {"id": 6769, "image_id": 3907, "category_id": 6, "bbox": [85.0, 0.0, 44.0, 28.0], "area": 1232.0, "iscrowd": 0, "ignore": 0, "segmentation": [[85.0, 0.0, 129.0, 0.0, 129.0, 28.0, 85.0, 28.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the top of the image"}, {"id": 6770, "image_id": 3908, "category_id": 6, "bbox": [179.0, 2.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[179.0, 2.0, 224.0, 2.0, 224.0, 46.0, 179.0, 46.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper right corner of the image"}, {"id": 6771, "image_id": 3908, "category_id": 6, "bbox": [80.0, 162.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[80.0, 162.0, 125.0, 162.0, 125.0, 206.0, 80.0, 206.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the bottom of the image"}, {"id": 6772, "image_id": 3909, "category_id": 6, "bbox": [157.0, 19.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[157.0, 19.0, 201.0, 19.0, 201.0, 64.0, 157.0, 64.0]], "category_name": "optical swimming pool", "caption": "There is a 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"bbox": [31.0, 61.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[31.0, 61.0, 75.0, 61.0, 75.0, 105.0, 31.0, 105.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the left side of the image"}, {"id": 6777, "image_id": 3912, "category_id": 6, "bbox": [64.0, 33.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[64.0, 33.0, 109.0, 33.0, 109.0, 78.0, 64.0, 78.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the top of the image"}, {"id": 6778, "image_id": 3913, "category_id": 6, "bbox": [178.0, 83.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[178.0, 83.0, 222.0, 83.0, 222.0, 127.0, 178.0, 127.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool side of the image located on the right"}, {"id": 6779, "image_id": 3914, "category_id": 6, "bbox": [197.0, 207.0, 27.0, 17.0], "area": 459.0, "iscrowd": 0, "ignore": 0, "segmentation": [[197.0, 207.0, 224.0, 207.0, 224.0, 224.0, 197.0, 224.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located at the bottom right"}, {"id": 6780, "image_id": 3915, "category_id": 6, "bbox": [180.0, 122.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 122.0, 224.0, 122.0, 224.0, 167.0, 180.0, 167.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool on the right side of the image"}, {"id": 6781, "image_id": 3916, "category_id": 6, "bbox": [0.0, 108.0, 30.0, 44.0], "area": 1320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 108.0, 30.0, 108.0, 30.0, 152.0, 0.0, 152.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the left side of the image"}, {"id": 6782, "image_id": 3917, "category_id": 6, "bbox": [0.0, 72.0, 30.0, 44.0], "area": 1320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 72.0, 30.0, 72.0, 30.0, 116.0, 0.0, 116.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool side of the image located on the left"}, {"id": 6783, "image_id": 3918, "category_id": 6, "bbox": [82.0, 170.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[82.0, 170.0, 126.0, 170.0, 126.0, 214.0, 82.0, 214.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the bottom of the image"}, {"id": 6784, "image_id": 3919, "category_id": 6, "bbox": [0.0, 6.0, 43.0, 44.0], "area": 1892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 6.0, 43.0, 6.0, 43.0, 50.0, 0.0, 50.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper left corner of the image"}, {"id": 6785, "image_id": 3920, "category_id": 6, "bbox": [202.0, 6.0, 22.0, 44.0], "area": 968.0, "iscrowd": 0, "ignore": 0, "segmentation": [[202.0, 6.0, 224.0, 6.0, 224.0, 50.0, 202.0, 50.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the upper right corner of the image"}, {"id": 6786, "image_id": 3921, "category_id": 6, "bbox": [180.0, 200.0, 44.0, 24.0], "area": 1056.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 200.0, 224.0, 200.0, 224.0, 224.0, 180.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the bottom right corner of the image"}, {"id": 6787, "image_id": 3922, "category_id": 6, "bbox": [159.0, 214.0, 37.0, 10.0], "area": 370.0, "iscrowd": 0, "ignore": 0, "segmentation": [[159.0, 214.0, 196.0, 214.0, 196.0, 224.0, 159.0, 224.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6788, "image_id": 3923, "category_id": 6, "bbox": [47.0, 214.0, 37.0, 10.0], "area": 370.0, "iscrowd": 0, "ignore": 0, "segmentation": [[47.0, 214.0, 84.0, 214.0, 84.0, 224.0, 47.0, 224.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6789, "image_id": 3924, "category_id": 6, "bbox": [156.0, 102.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[156.0, 102.0, 200.0, 102.0, 200.0, 146.0, 156.0, 146.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool on the right side of the image"}, {"id": 6790, "image_id": 3925, "category_id": 6, "bbox": [32.0, 179.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[32.0, 179.0, 77.0, 179.0, 77.0, 224.0, 32.0, 224.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom left corner of the image"}, {"id": 6791, "image_id": 3926, "category_id": 6, "bbox": [155.0, 83.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[155.0, 83.0, 199.0, 83.0, 199.0, 127.0, 155.0, 127.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the right side of the image"}, {"id": 6792, "image_id": 3927, "category_id": 6, "bbox": [88.0, 11.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[88.0, 11.0, 133.0, 11.0, 133.0, 55.0, 88.0, 55.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the top of the image"}, {"id": 6793, "image_id": 3927, "category_id": 6, "bbox": [191.0, 125.0, 33.0, 44.0], "area": 1452.0, "iscrowd": 0, "ignore": 0, "segmentation": [[191.0, 125.0, 224.0, 125.0, 224.0, 169.0, 191.0, 169.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the right side of the image"}, {"id": 6794, "image_id": 3927, "category_id": 6, "bbox": [173.0, 193.0, 44.0, 31.0], "area": 1364.0, "iscrowd": 0, "ignore": 0, "segmentation": [[173.0, 193.0, 217.0, 193.0, 217.0, 224.0, 173.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the bottom right corner of the image"}, {"id": 6795, "image_id": 3928, "category_id": 6, "bbox": [166.0, 22.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[166.0, 22.0, 210.0, 22.0, 210.0, 66.0, 166.0, 66.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper right corner of the image"}, {"id": 6796, "image_id": 3928, "category_id": 6, "bbox": [91.0, 124.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[91.0, 124.0, 136.0, 124.0, 136.0, 168.0, 91.0, 168.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the middle of the image"}, {"id": 6797, "image_id": 3928, "category_id": 6, "bbox": [133.0, 123.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[133.0, 123.0, 178.0, 123.0, 178.0, 167.0, 133.0, 167.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the right side of the image"}, {"id": 6798, "image_id": 3929, "category_id": 6, "bbox": [205.0, 103.0, 19.0, 44.0], "area": 836.0, "iscrowd": 0, "ignore": 0, "segmentation": [[205.0, 103.0, 224.0, 103.0, 224.0, 147.0, 205.0, 147.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the right side of the image"}, {"id": 6799, "image_id": 3930, "category_id": 6, "bbox": [205.0, 0.0, 19.0, 35.0], "area": 665.0, "iscrowd": 0, "ignore": 0, "segmentation": [[205.0, 0.0, 224.0, 0.0, 224.0, 35.0, 205.0, 35.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6800, "image_id": 3931, "category_id": 6, "bbox": [126.0, 163.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 163.0, 171.0, 163.0, 171.0, 207.0, 126.0, 207.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the bottom of the image"}, {"id": 6801, "image_id": 3932, "category_id": 6, "bbox": [172.0, 2.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[172.0, 2.0, 217.0, 2.0, 217.0, 46.0, 172.0, 46.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper right corner of the image"}, {"id": 6802, "image_id": 3932, "category_id": 6, "bbox": [196.0, 81.0, 28.0, 45.0], "area": 1260.0, "iscrowd": 0, "ignore": 0, "segmentation": [[196.0, 81.0, 224.0, 81.0, 224.0, 126.0, 196.0, 126.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the right side of the image"}, {"id": 6803, "image_id": 3932, "category_id": 6, "bbox": [134.0, 139.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[134.0, 139.0, 179.0, 139.0, 179.0, 184.0, 134.0, 184.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the bottom right corner of the image"}, {"id": 6804, "image_id": 3933, "category_id": 6, "bbox": [0.0, 42.0, 42.0, 45.0], "area": 1890.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 42.0, 42.0, 42.0, 42.0, 87.0, 0.0, 87.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the top left corner of the image"}, {"id": 6805, "image_id": 3934, "category_id": 6, "bbox": [213.0, 22.0, 11.0, 38.0], "area": 418.0, "iscrowd": 0, "ignore": 0, "segmentation": [[213.0, 22.0, 224.0, 22.0, 224.0, 60.0, 213.0, 60.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6806, "image_id": 3934, "category_id": 6, "bbox": [132.0, 136.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[132.0, 136.0, 177.0, 136.0, 177.0, 181.0, 132.0, 181.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom right corner of the image"}, {"id": 6807, "image_id": 3935, "category_id": 6, "bbox": [160.0, 216.0, 36.0, 8.0], "area": 288.0, "iscrowd": 0, "ignore": 0, "segmentation": [[160.0, 216.0, 196.0, 216.0, 196.0, 224.0, 160.0, 224.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located at the bottom right"}, {"id": 6808, "image_id": 3936, "category_id": 6, "bbox": [165.0, 0.0, 44.0, 41.0], "area": 1804.0, "iscrowd": 0, "ignore": 0, "segmentation": [[165.0, 0.0, 209.0, 0.0, 209.0, 41.0, 165.0, 41.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool,and the optical swimming pool that needs to be found is located in the upper left corner of it."}, {"id": 6809, "image_id": 3936, "category_id": 6, "bbox": [222.0, 39.0, 2.0, 18.0], "area": 36.0, "iscrowd": 0, "ignore": 0, "segmentation": [[222.0, 39.0, 224.0, 39.0, 224.0, 57.0, 222.0, 57.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6810, "image_id": 3936, "category_id": 6, "bbox": [198.0, 116.0, 26.0, 45.0], "area": 1170.0, "iscrowd": 0, "ignore": 0, "segmentation": [[198.0, 116.0, 224.0, 116.0, 224.0, 161.0, 198.0, 161.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the right side of the image"}, {"id": 6811, "image_id": 3937, "category_id": 6, "bbox": [132.0, 24.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[132.0, 24.0, 177.0, 24.0, 177.0, 69.0, 132.0, 69.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper right corner of the image"}, {"id": 6812, "image_id": 3937, "category_id": 6, "bbox": [95.0, 150.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[95.0, 150.0, 139.0, 150.0, 139.0, 195.0, 95.0, 195.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the bottom of the image"}, {"id": 6813, "image_id": 3938, "category_id": 6, "bbox": [167.0, 108.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[167.0, 108.0, 211.0, 108.0, 211.0, 153.0, 167.0, 153.0]], "category_name": "optical swimming 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the image"}, {"id": 6820, "image_id": 3942, "category_id": 6, "bbox": [64.0, 0.0, 26.0, 4.0], "area": 104.0, "iscrowd": 0, "ignore": 0, "segmentation": [[64.0, 0.0, 90.0, 0.0, 90.0, 4.0, 64.0, 4.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool"}, {"id": 6821, "image_id": 3942, "category_id": 6, "bbox": [194.0, 30.0, 30.0, 44.0], "area": 1320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[194.0, 30.0, 224.0, 30.0, 224.0, 74.0, 194.0, 74.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the upper right corner of the image"}, {"id": 6822, "image_id": 3943, "category_id": 6, "bbox": [0.0, 31.0, 14.0, 42.0], "area": 588.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 31.0, 14.0, 31.0, 14.0, 73.0, 0.0, 73.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6823, "image_id": 3943, "category_id": 6, "bbox": [81.0, 50.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[81.0, 50.0, 126.0, 50.0, 126.0, 95.0, 81.0, 95.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the top of the image"}, {"id": 6824, "image_id": 3943, "category_id": 6, "bbox": [182.0, 107.0, 42.0, 45.0], "area": 1890.0, "iscrowd": 0, "ignore": 0, "segmentation": [[182.0, 107.0, 224.0, 107.0, 224.0, 152.0, 182.0, 152.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool on the right side of the image"}, {"id": 6825, "image_id": 3944, "category_id": 6, "bbox": [222.0, 119.0, 2.0, 21.0], "area": 42.0, "iscrowd": 0, "ignore": 0, "segmentation": [[222.0, 119.0, 224.0, 119.0, 224.0, 140.0, 222.0, 140.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located on the right"}, {"id": 6826, "image_id": 3945, "category_id": 6, "bbox": [0.0, 196.0, 2.0, 21.0], "area": 42.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 196.0, 2.0, 196.0, 2.0, 217.0, 0.0, 217.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool at the bottom left"}, {"id": 6827, "image_id": 3946, "category_id": 6, "bbox": [114.0, 118.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[114.0, 118.0, 159.0, 118.0, 159.0, 162.0, 114.0, 162.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the middle of the image"}, {"id": 6828, "image_id": 3947, "category_id": 6, "bbox": [201.0, 30.0, 23.0, 44.0], "area": 1012.0, "iscrowd": 0, "ignore": 0, "segmentation": [[201.0, 30.0, 224.0, 30.0, 224.0, 74.0, 201.0, 74.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the top right corner of the image"}, {"id": 6829, "image_id": 3948, "category_id": 6, "bbox": [0.0, 150.0, 21.0, 44.0], "area": 924.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 150.0, 21.0, 150.0, 21.0, 194.0, 0.0, 194.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the bottom left corner of the image"}, {"id": 6830, "image_id": 3949, "category_id": 6, "bbox": [150.0, 27.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[150.0, 27.0, 194.0, 27.0, 194.0, 72.0, 150.0, 72.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper right corner of the image"}, {"id": 6831, "image_id": 3949, "category_id": 6, "bbox": [203.0, 76.0, 21.0, 45.0], "area": 945.0, "iscrowd": 0, "ignore": 0, "segmentation": [[203.0, 76.0, 224.0, 76.0, 224.0, 121.0, 203.0, 121.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the upper right corner of the image,and the optical swimming pool that needs to be found is located in the lower right corner of it."}, {"id": 6832, "image_id": 3949, "category_id": 6, "bbox": [148.0, 118.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[148.0, 118.0, 193.0, 118.0, 193.0, 163.0, 148.0, 163.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the bottom right corner of the image,and the optical swimming pool that needs to be found is located in the upper left corner of it."}, {"id": 6833, "image_id": 3949, "category_id": 6, "bbox": [189.0, 162.0, 35.0, 45.0], "area": 1575.0, "iscrowd": 0, "ignore": 0, "segmentation": [[189.0, 162.0, 224.0, 162.0, 224.0, 207.0, 189.0, 207.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the bottom right corner of the image"}, {"id": 6834, "image_id": 3950, "category_id": 6, "bbox": [98.0, 168.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[98.0, 168.0, 143.0, 168.0, 143.0, 213.0, 98.0, 213.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the bottom of the image"}, {"id": 6835, "image_id": 3951, "category_id": 6, "bbox": [126.0, 28.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 28.0, 171.0, 28.0, 171.0, 72.0, 126.0, 72.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool at the top right of the image"}, {"id": 6836, "image_id": 3952, "category_id": 6, "bbox": [10.0, 15.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[10.0, 15.0, 54.0, 15.0, 54.0, 60.0, 10.0, 60.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper left corner of the image"}, {"id": 6837, "image_id": 3953, "category_id": 6, "bbox": [0.0, 120.0, 20.0, 44.0], "area": 880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 120.0, 20.0, 120.0, 20.0, 164.0, 0.0, 164.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool on the left side of the image"}, {"id": 6838, "image_id": 3954, "category_id": 6, "bbox": [51.0, 140.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[51.0, 140.0, 95.0, 140.0, 95.0, 185.0, 51.0, 185.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool,and the optical swimming pool that needs to be found is located in the lower right corner of it."}, {"id": 6839, "image_id": 3954, "category_id": 6, "bbox": [0.0, 141.0, 5.0, 30.0], "area": 150.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 141.0, 5.0, 141.0, 5.0, 171.0, 0.0, 171.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6840, "image_id": 3955, "category_id": 6, "bbox": [88.0, 0.0, 42.0, 15.0], "area": 630.0, "iscrowd": 0, "ignore": 0, "segmentation": [[88.0, 0.0, 130.0, 0.0, 130.0, 15.0, 88.0, 15.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool at the top"}, {"id": 6841, "image_id": 3956, "category_id": 6, "bbox": [0.0, 22.0, 40.0, 45.0], "area": 1800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 22.0, 40.0, 22.0, 40.0, 67.0, 0.0, 67.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper left corner of the image"}, {"id": 6842, "image_id": 3957, "category_id": 6, "bbox": [185.0, 22.0, 39.0, 44.0], "area": 1716.0, "iscrowd": 0, "ignore": 0, "segmentation": [[185.0, 22.0, 224.0, 22.0, 224.0, 66.0, 185.0, 66.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper right corner of the image"}, {"id": 6843, "image_id": 3957, "category_id": 6, "bbox": [55.0, 21.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[55.0, 21.0, 99.0, 21.0, 99.0, 65.0, 55.0, 65.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the top of the image"}, {"id": 6844, "image_id": 3957, "category_id": 6, "bbox": [124.0, 222.0, 16.0, 2.0], "area": 32.0, "iscrowd": 0, "ignore": 0, "segmentation": [[124.0, 222.0, 140.0, 222.0, 140.0, 224.0, 124.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the bottom of the image"}, {"id": 6845, "image_id": 3958, "category_id": 6, "bbox": [171.0, 201.0, 44.0, 23.0], "area": 1012.0, "iscrowd": 0, "ignore": 0, "segmentation": [[171.0, 201.0, 215.0, 201.0, 215.0, 224.0, 171.0, 224.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom right corner of the image"}, {"id": 6846, "image_id": 3959, "category_id": 6, "bbox": [59.0, 89.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[59.0, 89.0, 103.0, 89.0, 103.0, 134.0, 59.0, 134.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the middle of the image"}, {"id": 6847, "image_id": 3959, "category_id": 6, "bbox": [0.0, 210.0, 22.0, 14.0], "area": 308.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 210.0, 22.0, 210.0, 22.0, 224.0, 0.0, 224.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6848, "image_id": 3960, "category_id": 6, "bbox": [0.0, 5.0, 42.0, 44.0], "area": 1848.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 5.0, 42.0, 5.0, 42.0, 49.0, 0.0, 49.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the upper left corner of the image"}, {"id": 6849, "image_id": 3960, "category_id": 6, "bbox": [4.0, 95.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[4.0, 95.0, 48.0, 95.0, 48.0, 139.0, 4.0, 139.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool on the left side of the image"}, {"id": 6850, "image_id": 3961, "category_id": 6, "bbox": [200.0, 0.0, 24.0, 31.0], "area": 744.0, "iscrowd": 0, "ignore": 0, "segmentation": [[200.0, 0.0, 224.0, 0.0, 224.0, 31.0, 200.0, 31.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool at the top right"}, {"id": 6851, "image_id": 3962, "category_id": 6, "bbox": [188.0, 110.0, 36.0, 44.0], "area": 1584.0, "iscrowd": 0, "ignore": 0, "segmentation": [[188.0, 110.0, 224.0, 110.0, 224.0, 154.0, 188.0, 154.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool side of the image located on the right"}, {"id": 6852, "image_id": 3963, "category_id": 6, "bbox": [76.0, 70.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[76.0, 70.0, 121.0, 70.0, 121.0, 114.0, 76.0, 114.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the middle of the image"}, {"id": 6853, "image_id": 3963, "category_id": 6, "bbox": [118.0, 0.0, 44.0, 38.0], "area": 1672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[118.0, 0.0, 162.0, 0.0, 162.0, 38.0, 118.0, 38.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool at the top of the image"}, {"id": 6854, "image_id": 3964, "category_id": 6, "bbox": [0.0, 187.0, 29.0, 37.0], "area": 1073.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 187.0, 29.0, 187.0, 29.0, 224.0, 0.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the bottom left corner of the image"}, {"id": 6855, "image_id": 3965, "category_id": 6, "bbox": [52.0, 0.0, 44.0, 25.0], "area": 1100.0, "iscrowd": 0, "ignore": 0, "segmentation": [[52.0, 0.0, 96.0, 0.0, 96.0, 25.0, 52.0, 25.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the upper left corner of the image"}, {"id": 6856, "image_id": 3966, "category_id": 6, "bbox": [3.0, 0.0, 21.0, 2.0], "area": 42.0, "iscrowd": 0, "ignore": 0, "segmentation": [[3.0, 0.0, 24.0, 0.0, 24.0, 2.0, 3.0, 2.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located at the top left"}, {"id": 6857, "image_id": 3967, "category_id": 6, "bbox": [0.0, 0.0, 24.0, 7.0], "area": 168.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 0.0, 24.0, 0.0, 24.0, 7.0, 0.0, 7.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool"}, {"id": 6858, "image_id": 3967, "category_id": 6, "bbox": [145.0, 186.0, 45.0, 38.0], "area": 1710.0, "iscrowd": 0, "ignore": 0, "segmentation": [[145.0, 186.0, 190.0, 186.0, 190.0, 224.0, 145.0, 224.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the bottom right corner of the image"}, {"id": 6859, "image_id": 3968, "category_id": 6, "bbox": [62.0, 50.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[62.0, 50.0, 107.0, 50.0, 107.0, 94.0, 62.0, 94.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the top of the image"}, {"id": 6860, "image_id": 3969, "category_id": 6, "bbox": [153.0, 10.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 10.0, 197.0, 10.0, 197.0, 55.0, 153.0, 55.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the top right corner of the image"}, {"id": 6861, "image_id": 3970, "category_id": 6, "bbox": [152.0, 0.0, 33.0, 7.0], "area": 231.0, "iscrowd": 0, "ignore": 0, "segmentation": [[152.0, 0.0, 185.0, 0.0, 185.0, 7.0, 152.0, 7.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool at the top right"}, {"id": 6862, "image_id": 3971, "category_id": 6, "bbox": [0.0, 56.0, 21.0, 44.0], "area": 924.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 56.0, 21.0, 56.0, 21.0, 100.0, 0.0, 100.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool on the left side of the image"}, {"id": 6863, "image_id": 3972, "category_id": 6, "bbox": [94.0, 171.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[94.0, 171.0, 138.0, 171.0, 138.0, 216.0, 94.0, 216.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the bottom of the image"}, {"id": 6864, "image_id": 3973, "category_id": 6, "bbox": [72.0, 67.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[72.0, 67.0, 116.0, 67.0, 116.0, 112.0, 72.0, 112.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the middle of the image"}, {"id": 6865, "image_id": 3974, "category_id": 6, "bbox": [0.0, 0.0, 45.0, 43.0], "area": 1935.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 0.0, 45.0, 0.0, 45.0, 43.0, 0.0, 43.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the upper left corner of the image"}, {"id": 6866, "image_id": 3975, "category_id": 9, "bbox": [180.0, 240.0, 76.0, 42.0], "area": 3192.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 240.0, 256.0, 240.0, 256.0, 282.0, 180.0, 282.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court in the center"}, {"id": 6867, "image_id": 3976, "category_id": 12, "bbox": [51.0, 222.0, 103.0, 96.0], "area": 9888.0, "iscrowd": 0, "ignore": 0, "segmentation": [[51.0, 222.0, 154.0, 222.0, 154.0, 318.0, 51.0, 318.0]], "category_name": "optical airplane", "caption": "There is an optical airplane on the left side of the image"}, {"id": 6868, "image_id": 3976, "category_id": 12, "bbox": [658.0, 231.0, 89.0, 108.0], "area": 9612.0, "iscrowd": 0, "ignore": 0, "segmentation": [[658.0, 231.0, 747.0, 231.0, 747.0, 339.0, 658.0, 339.0]], "category_name": "optical airplane", "caption": "The optical airplane on the right"}, {"id": 6869, "image_id": 3977, "category_id": 12, "bbox": [449.0, 41.0, 160.0, 151.0], "area": 24160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[449.0, 41.0, 609.0, 41.0, 609.0, 192.0, 449.0, 192.0]], "category_name": "optical airplane", "caption": "There is an optical airplane at the top of the image"}, {"id": 6870, "image_id": 3977, "category_id": 12, "bbox": [311.0, 217.0, 163.0, 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171.0, 88.0, 171.0, 194.0, 68.0, 194.0]], "category_name": "optical tennis court", "caption": "There is an optical tennis court on the left side of the image"}, {"id": 6877, "image_id": 3980, "category_id": 7, "bbox": [21.0, 45.0, 104.0, 103.0], "area": 10712.0, "iscrowd": 0, "ignore": 0, "segmentation": [[21.0, 45.0, 125.0, 45.0, 125.0, 148.0, 21.0, 148.0]], "category_name": "optical tennis court", "caption": "There is an optical tennis court in the top left corner of the image"}, {"id": 6878, "image_id": 3981, "category_id": 7, "bbox": [191.0, 384.0, 85.0, 112.0], "area": 9520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[191.0, 384.0, 276.0, 384.0, 276.0, 496.0, 191.0, 496.0]], "category_name": "optical tennis court", "caption": "The optical tennis court on the left side of the image"}, {"id": 6879, "image_id": 3982, "category_id": 10, "bbox": [347.0, 8.0, 112.0, 109.0], "area": 12208.0, "iscrowd": 0, "ignore": 0, "segmentation": [[347.0, 8.0, 459.0, 8.0, 459.0, 117.0, 347.0, 117.0]], "category_name": "optical storage tank", "caption": "The white optical storage tank located at the top"}, {"id": 6880, "image_id": 3982, "category_id": 11, "bbox": [26.0, 270.0, 453.0, 159.0], "area": 72027.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 270.0, 479.0, 270.0, 479.0, 429.0, 26.0, 429.0]], "category_name": "optical ship", "caption": "There is a big optical ship located in the center"}, {"id": 6881, "image_id": 3983, "category_id": 10, "bbox": [399.0, 174.0, 259.0, 252.0], "area": 65268.0, "iscrowd": 0, "ignore": 0, "segmentation": [[399.0, 174.0, 658.0, 174.0, 658.0, 426.0, 399.0, 426.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank on the right side of the image"}, {"id": 6882, "image_id": 3983, "category_id": 10, "bbox": [140.0, 11.0, 261.0, 238.0], "area": 62118.0, "iscrowd": 0, "ignore": 0, "segmentation": [[140.0, 11.0, 401.0, 11.0, 401.0, 249.0, 140.0, 249.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the top of the image"}, {"id": 6883, "image_id": 3984, "category_id": 10, "bbox": [4.0, 330.0, 103.0, 105.0], "area": 10815.0, "iscrowd": 0, "ignore": 0, "segmentation": [[4.0, 330.0, 107.0, 330.0, 107.0, 435.0, 4.0, 435.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the bottom left"}, {"id": 6884, "image_id": 3984, "category_id": 10, "bbox": [72.0, 224.0, 107.0, 106.0], "area": 11342.0, "iscrowd": 0, "ignore": 0, "segmentation": [[72.0, 224.0, 179.0, 224.0, 179.0, 330.0, 72.0, 330.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the center"}, {"id": 6885, "image_id": 3984, "category_id": 10, "bbox": [228.0, 5.0, 105.0, 101.0], "area": 10605.0, "iscrowd": 0, "ignore": 0, "segmentation": [[228.0, 5.0, 333.0, 5.0, 333.0, 106.0, 228.0, 106.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the top right corner"}, {"id": 6886, "image_id": 3985, "category_id": 10, "bbox": [132.0, 582.0, 210.0, 196.0], "area": 41160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[132.0, 582.0, 342.0, 582.0, 342.0, 778.0, 132.0, 778.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the bottom left corner of the image"}, {"id": 6887, "image_id": 3985, "category_id": 10, "bbox": [185.0, 180.0, 205.0, 195.0], "area": 39975.0, "iscrowd": 0, "ignore": 0, "segmentation": [[185.0, 180.0, 390.0, 180.0, 390.0, 375.0, 185.0, 375.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the left side of the image"}, {"id": 6888, "image_id": 3985, "category_id": 10, "bbox": [749.0, 324.0, 165.0, 148.0], "area": 24420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[749.0, 324.0, 914.0, 324.0, 914.0, 472.0, 749.0, 472.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank on the right side of the image"}, {"id": 6889, "image_id": 3985, "category_id": 10, "bbox": [608.0, 16.0, 165.0, 149.0], "area": 24585.0, "iscrowd": 0, "ignore": 0, "segmentation": [[608.0, 16.0, 773.0, 16.0, 773.0, 165.0, 608.0, 165.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the top right corner of the image"}, {"id": 6890, "image_id": 3986, "category_id": 10, "bbox": [410.0, 294.0, 157.0, 141.0], "area": 22137.0, "iscrowd": 0, "ignore": 0, "segmentation": [[410.0, 294.0, 567.0, 294.0, 567.0, 435.0, 410.0, 435.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the center of the image"}, {"id": 6891, "image_id": 3986, "category_id": 10, "bbox": [373.0, 94.0, 156.0, 141.0], "area": 21996.0, "iscrowd": 0, "ignore": 0, "segmentation": [[373.0, 94.0, 529.0, 94.0, 529.0, 235.0, 373.0, 235.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the top of the image"}, {"id": 6892, "image_id": 3986, "category_id": 10, "bbox": [40.0, 242.0, 223.0, 201.0], "area": 44823.0, "iscrowd": 0, "ignore": 0, "segmentation": [[40.0, 242.0, 263.0, 242.0, 263.0, 443.0, 40.0, 443.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the left side of the image"}, {"id": 6893, "image_id": 3987, "category_id": 10, "bbox": [17.0, 225.0, 204.0, 197.0], "area": 40188.0, "iscrowd": 0, "ignore": 0, "segmentation": [[17.0, 225.0, 221.0, 225.0, 221.0, 422.0, 17.0, 422.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank on the left side of the image"}, {"id": 6894, "image_id": 3987, "category_id": 10, "bbox": [262.0, 104.0, 176.0, 159.0], "area": 27984.0, "iscrowd": 0, "ignore": 0, "segmentation": [[262.0, 104.0, 438.0, 104.0, 438.0, 263.0, 262.0, 263.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank at the top of the image"}, {"id": 6895, "image_id": 3987, "category_id": 10, "bbox": [464.0, 123.0, 177.0, 160.0], "area": 28320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[464.0, 123.0, 641.0, 123.0, 641.0, 283.0, 464.0, 283.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the top right corner of the image"}, {"id": 6896, "image_id": 3988, "category_id": 10, "bbox": [41.0, 449.0, 190.0, 177.0], "area": 33630.0, "iscrowd": 0, "ignore": 0, "segmentation": [[41.0, 449.0, 231.0, 449.0, 231.0, 626.0, 41.0, 626.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the lower left corner of the image"}, {"id": 6897, "image_id": 3988, "category_id": 10, "bbox": [355.0, 546.0, 150.0, 143.0], "area": 21450.0, "iscrowd": 0, "ignore": 0, "segmentation": [[355.0, 546.0, 505.0, 546.0, 505.0, 689.0, 355.0, 689.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the lower right corner of the image"}, {"id": 6898, "image_id": 3988, "category_id": 10, "bbox": [329.0, 288.0, 215.0, 204.0], "area": 43860.0, "iscrowd": 0, "ignore": 0, "segmentation": [[329.0, 288.0, 544.0, 288.0, 544.0, 492.0, 329.0, 492.0]], "category_name": "optical storage tank", "caption": "There is a big optical storage tank on the right"}, {"id": 6899, "image_id": 3989, "category_id": 10, "bbox": [308.0, 246.0, 158.0, 129.0], "area": 20382.0, "iscrowd": 0, "ignore": 0, "segmentation": [[308.0, 246.0, 466.0, 246.0, 466.0, 375.0, 308.0, 375.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank at the bottom of the image"}, {"id": 6900, "image_id": 3989, "category_id": 10, "bbox": [365.0, 66.0, 161.0, 133.0], "area": 21413.0, "iscrowd": 0, "ignore": 0, "segmentation": [[365.0, 66.0, 526.0, 66.0, 526.0, 199.0, 365.0, 199.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the top right corner of the image"}, {"id": 6901, "image_id": 3990, "category_id": 10, "bbox": [194.0, 280.0, 169.0, 168.0], "area": 28392.0, "iscrowd": 0, "ignore": 0, "segmentation": [[194.0, 280.0, 363.0, 280.0, 363.0, 448.0, 194.0, 448.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the center of the image"}, {"id": 6902, "image_id": 3990, "category_id": 10, "bbox": [317.0, 24.0, 174.0, 166.0], "area": 28884.0, "iscrowd": 0, "ignore": 0, "segmentation": [[317.0, 24.0, 491.0, 24.0, 491.0, 190.0, 317.0, 190.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank at the top of the image"}, {"id": 6903, "image_id": 3990, "category_id": 10, "bbox": [562.0, 143.0, 169.0, 163.0], "area": 27547.0, "iscrowd": 0, "ignore": 0, "segmentation": [[562.0, 143.0, 731.0, 143.0, 731.0, 306.0, 562.0, 306.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank on the right side of the image"}, {"id": 6904, "image_id": 3991, "category_id": 10, "bbox": [4.0, 173.0, 106.0, 109.0], "area": 11554.0, "iscrowd": 0, "ignore": 0, "segmentation": [[4.0, 173.0, 110.0, 173.0, 110.0, 282.0, 4.0, 282.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank on the left side of the image"}, {"id": 6905, "image_id": 3991, "category_id": 10, "bbox": [51.0, 22.0, 135.0, 139.0], "area": 18765.0, "iscrowd": 0, "ignore": 0, "segmentation": [[51.0, 22.0, 186.0, 22.0, 186.0, 161.0, 51.0, 161.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the top left corner of the image"}, {"id": 6906, "image_id": 3991, "category_id": 10, "bbox": [209.0, 213.0, 134.0, 137.0], "area": 18358.0, "iscrowd": 0, "ignore": 0, "segmentation": [[209.0, 213.0, 343.0, 213.0, 343.0, 350.0, 209.0, 350.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank at the bottom of the image"}, {"id": 6907, "image_id": 3991, "category_id": 10, "bbox": [214.0, 36.0, 147.0, 148.0], "area": 21756.0, "iscrowd": 0, "ignore": 0, "segmentation": [[214.0, 36.0, 361.0, 36.0, 361.0, 184.0, 214.0, 184.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the top of the image"}, {"id": 6908, "image_id": 3992, "category_id": 10, "bbox": [195.0, 302.0, 196.0, 172.0], "area": 33712.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 302.0, 391.0, 302.0, 391.0, 474.0, 195.0, 474.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the bottom of the image"}, {"id": 6909, "image_id": 3992, "category_id": 10, "bbox": [409.0, 73.0, 214.0, 182.0], "area": 38948.0, "iscrowd": 0, "ignore": 0, "segmentation": [[409.0, 73.0, 623.0, 73.0, 623.0, 255.0, 409.0, 255.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the top right corner of the image"}, {"id": 6910, "image_id": 3993, "category_id": 9, "bbox": [45.0, 39.0, 108.0, 81.0], "area": 8748.0, "iscrowd": 0, "ignore": 0, "segmentation": [[45.0, 39.0, 153.0, 39.0, 153.0, 120.0, 45.0, 120.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court located at the top left"}, {"id": 6911, "image_id": 3994, "category_id": 10, "bbox": [511.0, 334.0, 193.0, 191.0], "area": 36863.0, "iscrowd": 0, "ignore": 0, "segmentation": [[511.0, 334.0, 704.0, 334.0, 704.0, 525.0, 511.0, 525.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the bottom right corner of the image"}, {"id": 6912, "image_id": 3994, "category_id": 10, "bbox": [456.0, 23.0, 190.0, 188.0], "area": 35720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[456.0, 23.0, 646.0, 23.0, 646.0, 211.0, 456.0, 211.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the top right corner of the image"}, {"id": 6913, "image_id": 3995, "category_id": 4, "bbox": [345.0, 220.0, 113.0, 220.0], "area": 24860.0, "iscrowd": 0, "ignore": 0, "segmentation": [[345.0, 220.0, 458.0, 220.0, 458.0, 440.0, 345.0, 440.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field located in the center"}, {"id": 6914, "image_id": 3995, "category_id": 9, "bbox": [187.0, 209.0, 78.0, 114.0], "area": 8892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[187.0, 209.0, 265.0, 209.0, 265.0, 323.0, 187.0, 323.0]], "category_name": "optical basketball court", "caption": "The small optical basketball court located on the left"}, {"id": 6915, "image_id": 3996, "category_id": 5, "bbox": [14.0, 18.0, 363.0, 290.0], "area": 105270.0, "iscrowd": 0, "ignore": 0, "segmentation": [[14.0, 18.0, 377.0, 18.0, 377.0, 308.0, 14.0, 308.0]], "category_name": "optical baseball diamond", "caption": "The big optical baseball diamond located on the left"}, {"id": 6916, "image_id": 3996, "category_id": 9, "bbox": [517.0, 137.0, 114.0, 145.0], "area": 16530.0, "iscrowd": 0, "ignore": 0, "segmentation": [[517.0, 137.0, 631.0, 137.0, 631.0, 282.0, 517.0, 282.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court located on the right"}, {"id": 6917, "image_id": 3997, "category_id": 12, "bbox": [336.0, 544.0, 192.0, 198.0], "area": 38016.0, "iscrowd": 0, "ignore": 0, "segmentation": [[336.0, 544.0, 528.0, 544.0, 528.0, 742.0, 336.0, 742.0]], "category_name": "optical airplane", "caption": "There is an optical airplane at the bottom of the image"}, {"id": 6918, "image_id": 3997, "category_id": 12, "bbox": [441.0, 80.0, 197.0, 193.0], "area": 38021.0, "iscrowd": 0, "ignore": 0, "segmentation": [[441.0, 80.0, 638.0, 80.0, 638.0, 273.0, 441.0, 273.0]], "category_name": "optical airplane", "caption": "The optical airplane at the top of the image"}, {"id": 6919, "image_id": 3998, "category_id": 12, "bbox": [137.0, 401.0, 370.0, 344.0], "area": 127280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[137.0, 401.0, 507.0, 401.0, 507.0, 745.0, 137.0, 745.0]], "category_name": "optical airplane", "caption": "The optical airplane at the bottom of the image"}, {"id": 6920, "image_id": 3998, "category_id": 12, "bbox": [18.0, 26.0, 344.0, 321.0], "area": 110424.0, "iscrowd": 0, "ignore": 0, "segmentation": [[18.0, 26.0, 362.0, 26.0, 362.0, 347.0, 18.0, 347.0]], "category_name": "optical airplane", "caption": "There is an optical airplane in the top left corner of the image"}, {"id": 6921, "image_id": 3999, "category_id": 7, "bbox": [557.0, 396.0, 105.0, 148.0], "area": 15540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[557.0, 396.0, 662.0, 396.0, 662.0, 544.0, 557.0, 544.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court side of the image located on the right"}, {"id": 6922, "image_id": 3999, "category_id": 7, "bbox": [484.0, 369.0, 106.0, 145.0], "area": 15370.0, "iscrowd": 0, "ignore": 0, "segmentation": [[484.0, 369.0, 590.0, 369.0, 590.0, 514.0, 484.0, 514.0]], "category_name": "optical tennis court", "caption": "There is an optical tennis court in the center"}, {"id": 6923, "image_id": 3999, "category_id": 7, "bbox": [156.0, 187.0, 106.0, 143.0], "area": 15158.0, "iscrowd": 0, "ignore": 0, "segmentation": [[156.0, 187.0, 262.0, 187.0, 262.0, 330.0, 156.0, 330.0]], "category_name": "optical tennis court", "caption": "The optical tennis court on the left side of the image"}, {"id": 6924, "image_id": 4000, "category_id": 7, "bbox": [251.0, 49.0, 73.0, 143.0], "area": 10439.0, "iscrowd": 0, "ignore": 0, "segmentation": [[251.0, 49.0, 324.0, 49.0, 324.0, 192.0, 251.0, 192.0]], "category_name": "optical tennis court", "caption": "There is an optical tennis court at the top of the image"}, {"id": 6925, "image_id": 4000, "category_id": 7, "bbox": [174.0, 53.0, 73.0, 141.0], "area": 10293.0, "iscrowd": 0, "ignore": 0, "segmentation": [[174.0, 53.0, 247.0, 53.0, 247.0, 194.0, 174.0, 194.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court of the image and the optical tennis court that needs to be found is located in the corner of it at the top"}, {"id": 6926, "image_id": 4000, "category_id": 7, "bbox": [100.0, 56.0, 74.0, 137.0], "area": 10138.0, "iscrowd": 0, "ignore": 0, "segmentation": [[100.0, 56.0, 174.0, 56.0, 174.0, 193.0, 100.0, 193.0]], "category_name": "optical tennis court", "caption": "There is a optical tennis court of the image and the optical tennis court that needs to be found is located in the corner of it at the top left"}, {"id": 6927, "image_id": 4001, "category_id": 7, "bbox": [815.0, 410.0, 108.0, 65.0], "area": 7020.0, "iscrowd": 0, "ignore": 0, "segmentation": [[815.0, 410.0, 923.0, 410.0, 923.0, 475.0, 815.0, 475.0]], "category_name": "optical tennis court", "caption": "The small optical tennis court located on the right"}, {"id": 6928, "image_id": 4002, "category_id": 7, "bbox": [303.0, 144.0, 58.0, 109.0], "area": 6322.0, "iscrowd": 0, "ignore": 0, "segmentation": [[303.0, 144.0, 361.0, 144.0, 361.0, 253.0, 303.0, 253.0]], "category_name": "optical tennis court", "caption": "The optical tennis court on the right side of the image"}, {"id": 6929, "image_id": 4003, "category_id": 7, "bbox": [242.0, 449.0, 110.0, 68.0], "area": 7480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[242.0, 449.0, 352.0, 449.0, 352.0, 517.0, 242.0, 517.0]], "category_name": "optical tennis court", "caption": "The small optical tennis court located at the bottom"}, {"id": 6930, "image_id": 4004, "category_id": 7, "bbox": [194.0, 315.0, 61.0, 111.0], "area": 6771.0, "iscrowd": 0, "ignore": 0, "segmentation": [[194.0, 315.0, 255.0, 315.0, 255.0, 426.0, 194.0, 426.0]], "category_name": "optical tennis court", "caption": "The optical tennis court in the center of the image"}, {"id": 6931, "image_id": 4004, "category_id": 7, "bbox": [129.0, 325.0, 61.0, 105.0], "area": 6405.0, "iscrowd": 0, "ignore": 0, "segmentation": [[129.0, 325.0, 190.0, 325.0, 190.0, 430.0, 129.0, 430.0]], "category_name": "optical tennis court", "caption": "The optical tennis court side of the image located on the left"}, {"id": 6932, "image_id": 4004, "category_id": 7, "bbox": [64.0, 332.0, 61.0, 110.0], "area": 6710.0, "iscrowd": 0, "ignore": 0, "segmentation": [[64.0, 332.0, 125.0, 332.0, 125.0, 442.0, 64.0, 442.0]], "category_name": "optical tennis court", "caption": "The optical tennis court at the bottom left"}, {"id": 6933, "image_id": 4005, "category_id": 10, "bbox": [522.0, 248.0, 203.0, 180.0], "area": 36540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[522.0, 248.0, 725.0, 248.0, 725.0, 428.0, 522.0, 428.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank on the right side of the image"}, {"id": 6934, "image_id": 4005, "category_id": 10, "bbox": [123.0, 73.0, 198.0, 196.0], "area": 38808.0, "iscrowd": 0, "ignore": 0, "segmentation": [[123.0, 73.0, 321.0, 73.0, 321.0, 269.0, 123.0, 269.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the top left corner of the image"}, {"id": 6935, "image_id": 4006, "category_id": 12, "bbox": [552.0, 179.0, 155.0, 199.0], "area": 30845.0, "iscrowd": 0, "ignore": 0, "segmentation": [[552.0, 179.0, 707.0, 179.0, 707.0, 378.0, 552.0, 378.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane on the right"}, {"id": 6936, "image_id": 4007, "category_id": 12, "bbox": [152.0, 220.0, 152.0, 126.0], "area": 19152.0, "iscrowd": 0, "ignore": 0, "segmentation": [[152.0, 220.0, 304.0, 220.0, 304.0, 346.0, 152.0, 346.0]], "category_name": "optical airplane", "caption": "The optical airplane on the left side of the image"}, {"id": 6937, "image_id": 4007, "category_id": 12, "bbox": [67.0, 72.0, 174.0, 136.0], "area": 23664.0, "iscrowd": 0, "ignore": 0, "segmentation": [[67.0, 72.0, 241.0, 72.0, 241.0, 208.0, 67.0, 208.0]], "category_name": "optical airplane", "caption": "The optical airplane in the top left corner of the image"}, {"id": 6938, "image_id": 4007, "category_id": 12, "bbox": [363.0, 44.0, 212.0, 171.0], "area": 36252.0, "iscrowd": 0, "ignore": 0, "segmentation": [[363.0, 44.0, 575.0, 44.0, 575.0, 215.0, 363.0, 215.0]], "category_name": "optical airplane", "caption": "There is an optical airplane at the top of the image"}, {"id": 6939, "image_id": 4008, "category_id": 10, "bbox": [208.0, 184.0, 169.0, 165.0], "area": 27885.0, "iscrowd": 0, "ignore": 0, "segmentation": [[208.0, 184.0, 377.0, 184.0, 377.0, 349.0, 208.0, 349.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the center of the image"}, {"id": 6940, "image_id": 4008, "category_id": 10, "bbox": [32.0, 183.0, 181.0, 173.0], "area": 31313.0, "iscrowd": 0, "ignore": 0, "segmentation": [[32.0, 183.0, 213.0, 183.0, 213.0, 356.0, 32.0, 356.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank on the left side of the image"}, {"id": 6941, "image_id": 4008, "category_id": 10, "bbox": [203.0, 11.0, 178.0, 172.0], "area": 30616.0, "iscrowd": 0, "ignore": 0, "segmentation": [[203.0, 11.0, 381.0, 11.0, 381.0, 183.0, 203.0, 183.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the top of the image"}, {"id": 6942, "image_id": 4008, "category_id": 10, "bbox": [33.0, 16.0, 177.0, 164.0], "area": 29028.0, "iscrowd": 0, "ignore": 0, "segmentation": [[33.0, 16.0, 210.0, 16.0, 210.0, 180.0, 33.0, 180.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the top left corner of the image"}, {"id": 6943, "image_id": 4009, "category_id": 7, "bbox": [548.0, 72.0, 62.0, 110.0], "area": 6820.0, "iscrowd": 0, "ignore": 0, "segmentation": [[548.0, 72.0, 610.0, 72.0, 610.0, 182.0, 548.0, 182.0]], "category_name": "optical tennis court", "caption": "There is a small optical tennis court at the top right"}, {"id": 6944, "image_id": 4009, "category_id": 7, "bbox": [472.0, 85.0, 66.0, 114.0], "area": 7524.0, "iscrowd": 0, "ignore": 0, "segmentation": [[472.0, 85.0, 538.0, 85.0, 538.0, 199.0, 472.0, 199.0]], "category_name": "optical tennis court", "caption": "The optical tennis court at the top of the image"}, {"id": 6945, "image_id": 4009, "category_id": 9, "bbox": [565.0, 235.0, 88.0, 122.0], "area": 10736.0, "iscrowd": 0, "ignore": 0, "segmentation": [[565.0, 235.0, 653.0, 235.0, 653.0, 357.0, 565.0, 357.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court on the right"}, {"id": 6946, "image_id": 4010, "category_id": 10, "bbox": [217.0, 315.0, 182.0, 170.0], "area": 30940.0, "iscrowd": 0, "ignore": 0, "segmentation": [[217.0, 315.0, 399.0, 315.0, 399.0, 485.0, 217.0, 485.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the bottom of the image"}, {"id": 6947, "image_id": 4010, "category_id": 10, "bbox": [19.0, 194.0, 171.0, 166.0], "area": 28386.0, "iscrowd": 0, "ignore": 0, "segmentation": [[19.0, 194.0, 190.0, 194.0, 190.0, 360.0, 19.0, 360.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank on the left side of the image"}, {"id": 6948, "image_id": 4010, "category_id": 10, "bbox": [75.0, 17.0, 174.0, 160.0], "area": 27840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[75.0, 17.0, 249.0, 17.0, 249.0, 177.0, 75.0, 177.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the top left corner of the image"}, {"id": 6949, "image_id": 4010, "category_id": 10, "bbox": [319.0, 69.0, 170.0, 154.0], "area": 26180.0, "iscrowd": 0, "ignore": 0, "segmentation": [[319.0, 69.0, 489.0, 69.0, 489.0, 223.0, 319.0, 223.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the top of the image"}, {"id": 6950, "image_id": 4011, "category_id": 10, "bbox": [150.0, 266.0, 246.0, 231.0], "area": 56826.0, "iscrowd": 0, "ignore": 0, "segmentation": [[150.0, 266.0, 396.0, 266.0, 396.0, 497.0, 150.0, 497.0]], "category_name": "optical storage tank", "caption": "The big optical storage tank in the center"}, {"id": 6951, "image_id": 4011, "category_id": 10, "bbox": [545.0, 445.0, 170.0, 156.0], "area": 26520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[545.0, 445.0, 715.0, 445.0, 715.0, 601.0, 545.0, 601.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the bottom right corner of the image"}, {"id": 6952, "image_id": 4011, "category_id": 10, "bbox": [526.0, 220.0, 180.0, 173.0], "area": 31140.0, "iscrowd": 0, "ignore": 0, "segmentation": [[526.0, 220.0, 706.0, 220.0, 706.0, 393.0, 526.0, 393.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the right side of the image"}, {"id": 6953, "image_id": 4012, "category_id": 10, "bbox": [174.0, 520.0, 215.0, 203.0], "area": 43645.0, "iscrowd": 0, "ignore": 0, "segmentation": [[174.0, 520.0, 389.0, 520.0, 389.0, 723.0, 174.0, 723.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the bottom left"}, {"id": 6954, "image_id": 4012, "category_id": 10, "bbox": [177.0, 126.0, 203.0, 200.0], "area": 40600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[177.0, 126.0, 380.0, 126.0, 380.0, 326.0, 177.0, 326.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank at the top left"}, {"id": 6955, "image_id": 4012, "category_id": 10, "bbox": [571.0, 120.0, 201.0, 201.0], "area": 40401.0, "iscrowd": 0, "ignore": 0, "segmentation": [[571.0, 120.0, 772.0, 120.0, 772.0, 321.0, 571.0, 321.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the top right"}, {"id": 6956, "image_id": 4013, "category_id": 10, "bbox": [498.0, 485.0, 224.0, 210.0], "area": 47040.0, "iscrowd": 0, "ignore": 0, "segmentation": [[498.0, 485.0, 722.0, 485.0, 722.0, 695.0, 498.0, 695.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the bottom right corner of the image"}, {"id": 6957, "image_id": 4013, "category_id": 10, "bbox": [107.0, 479.0, 223.0, 220.0], "area": 49060.0, "iscrowd": 0, "ignore": 0, "segmentation": [[107.0, 479.0, 330.0, 479.0, 330.0, 699.0, 107.0, 699.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the bottom left corner of the image"}, {"id": 6958, "image_id": 4013, "category_id": 10, "bbox": [497.0, 92.0, 223.0, 207.0], "area": 46161.0, "iscrowd": 0, "ignore": 0, "segmentation": [[497.0, 92.0, 720.0, 92.0, 720.0, 299.0, 497.0, 299.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the top right corner of the image"}, {"id": 6959, "image_id": 4013, "category_id": 10, "bbox": [98.0, 86.0, 231.0, 216.0], "area": 49896.0, "iscrowd": 0, "ignore": 0, "segmentation": [[98.0, 86.0, 329.0, 86.0, 329.0, 302.0, 98.0, 302.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the top left corner of the image"}, {"id": 6960, "image_id": 4014, "category_id": 10, "bbox": [370.0, 29.0, 213.0, 200.0], "area": 42600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[370.0, 29.0, 583.0, 29.0, 583.0, 229.0, 370.0, 229.0]], "category_name": "optical storage tank", "caption": "The white optical storage tank located at the top right"}, {"id": 6961, "image_id": 4015, "category_id": 10, "bbox": [145.0, 317.0, 170.0, 165.0], "area": 28050.0, "iscrowd": 0, "ignore": 0, "segmentation": [[145.0, 317.0, 315.0, 317.0, 315.0, 482.0, 145.0, 482.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the bottom right corner of the image"}, {"id": 6962, "image_id": 4015, "category_id": 10, "bbox": [158.0, 25.0, 168.0, 169.0], "area": 28392.0, "iscrowd": 0, "ignore": 0, "segmentation": [[158.0, 25.0, 326.0, 25.0, 326.0, 194.0, 158.0, 194.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the top right corner of the image"}, {"id": 6963, "image_id": 4016, "category_id": 12, "bbox": [285.0, 270.0, 230.0, 179.0], "area": 41170.0, "iscrowd": 0, "ignore": 0, "segmentation": [[285.0, 270.0, 515.0, 270.0, 515.0, 449.0, 285.0, 449.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane in the center"}, {"id": 6964, "image_id": 4017, "category_id": 12, "bbox": [218.0, 140.0, 206.0, 157.0], "area": 32342.0, "iscrowd": 0, "ignore": 0, "segmentation": [[218.0, 140.0, 424.0, 140.0, 424.0, 297.0, 218.0, 297.0]], "category_name": "optical airplane", "caption": "The white optical airplane located in the center"}, {"id": 6965, "image_id": 4018, "category_id": 12, "bbox": [120.0, 133.0, 117.0, 139.0], "area": 16263.0, "iscrowd": 0, "ignore": 0, "segmentation": [[120.0, 133.0, 237.0, 133.0, 237.0, 272.0, 120.0, 272.0]], "category_name": "optical airplane", "caption": "The optical airplane at the bottom of the image"}, {"id": 6966, "image_id": 4018, "category_id": 12, "bbox": [253.0, 125.0, 128.0, 146.0], "area": 18688.0, "iscrowd": 0, "ignore": 0, "segmentation": [[253.0, 125.0, 381.0, 125.0, 381.0, 271.0, 253.0, 271.0]], "category_name": "optical airplane", "caption": "There is an optical airplane on the right side of the image"}, {"id": 6967, "image_id": 4019, "category_id": 10, "bbox": [121.0, 272.0, 136.0, 99.0], "area": 13464.0, "iscrowd": 0, "ignore": 0, "segmentation": [[121.0, 272.0, 257.0, 272.0, 257.0, 371.0, 121.0, 371.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the center of the image"}, {"id": 6968, "image_id": 4019, "category_id": 10, "bbox": [80.0, 206.0, 104.0, 66.0], "area": 6864.0, "iscrowd": 0, "ignore": 0, "segmentation": [[80.0, 206.0, 184.0, 206.0, 184.0, 272.0, 80.0, 272.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the left side of the image"}, {"id": 6969, "image_id": 4019, "category_id": 10, "bbox": [17.0, 15.0, 173.0, 142.0], "area": 24566.0, "iscrowd": 0, "ignore": 0, "segmentation": [[17.0, 15.0, 190.0, 15.0, 190.0, 157.0, 17.0, 157.0]], "category_name": "optical storage tank", "caption": "There is an optical storage tank in the top left corner of the image"}, {"id": 6970, "image_id": 4020, "category_id": 12, "bbox": [278.0, 260.0, 196.0, 168.0], "area": 32928.0, "iscrowd": 0, "ignore": 0, "segmentation": [[278.0, 260.0, 474.0, 260.0, 474.0, 428.0, 278.0, 428.0]], "category_name": "optical airplane", "caption": "The big optical airplane located at the bottom"}, {"id": 6971, "image_id": 4021, "category_id": 12, "bbox": [40.0, 824.0, 246.0, 180.0], "area": 44280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[40.0, 824.0, 286.0, 824.0, 286.0, 1004.0, 40.0, 1004.0]], "category_name": "optical airplane", "caption": "The optical airplane in the bottom left corner of the image"}, {"id": 6972, "image_id": 4021, "category_id": 12, "bbox": [660.0, 706.0, 268.0, 266.0], "area": 71288.0, "iscrowd": 0, "ignore": 0, "segmentation": [[660.0, 706.0, 928.0, 706.0, 928.0, 972.0, 660.0, 972.0]], "category_name": "optical airplane", "caption": "The optical airplane in the bottom right corner of the image"}, {"id": 6973, "image_id": 4021, "category_id": 12, "bbox": [290.0, 200.0, 256.0, 276.0], "area": 70656.0, "iscrowd": 0, "ignore": 0, "segmentation": [[290.0, 200.0, 546.0, 200.0, 546.0, 476.0, 290.0, 476.0]], "category_name": "optical airplane", "caption": "The optical airplane at the top of the image"}, {"id": 6974, "image_id": 4021, "category_id": 12, "bbox": [14.0, 34.0, 266.0, 328.0], "area": 87248.0, "iscrowd": 0, "ignore": 0, "segmentation": [[14.0, 34.0, 280.0, 34.0, 280.0, 362.0, 14.0, 362.0]], "category_name": "optical airplane", "caption": "There is an optical airplane in the top left corner of the image"}, {"id": 6975, "image_id": 4022, "category_id": 8, "bbox": [701.0, 851.0, 234.0, 42.0], "area": 9828.0, "iscrowd": 0, "ignore": 0, "segmentation": [[701.0, 851.0, 935.0, 851.0, 935.0, 893.0, 701.0, 893.0]], "category_name": "optical parking lot", "caption": "There is an optical crossroad at the bottom right of the image, and the optical parking lot that needs to be found is located in the lower right corner of it."}, {"id": 6976, "image_id": 4022, "category_id": 8, "bbox": [897.0, 793.0, 277.0, 39.0], "area": 10803.0, "iscrowd": 0, "ignore": 0, "segmentation": [[897.0, 793.0, 1174.0, 793.0, 1174.0, 832.0, 897.0, 832.0]], "category_name": "optical parking lot", "caption": "There is an optical crossroad in the middle of the image, and the optical parking lot that needs to be found is located in the lower right corner of it."}, {"id": 6977, "image_id": 4022, "category_id": 2, "bbox": [418.0, 649.0, 371.0, 392.0], "area": 145432.0, "iscrowd": 0, "ignore": 0, "segmentation": [[418.0, 649.0, 789.0, 649.0, 789.0, 1041.0, 418.0, 1041.0]], "category_name": "optical crossroad", "caption": "There is an optical crossroad at the bottom of the image."}, {"id": 6978, "image_id": 4022, "category_id": 2, "bbox": [332.0, 223.0, 413.0, 428.0], "area": 176764.0, "iscrowd": 0, "ignore": 0, "segmentation": [[332.0, 223.0, 745.0, 223.0, 745.0, 651.0, 332.0, 651.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the center."}, {"id": 6979, "image_id": 4022, "category_id": 3, "bbox": [785.0, 147.0, 388.0, 416.0], "area": 161408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[785.0, 147.0, 1173.0, 147.0, 1173.0, 563.0, 785.0, 563.0]], "category_name": "optical T junction", "caption": "There is an optical T junction in the top right corner of the image."}, {"id": 6980, "image_id": 4022, "category_id": 3, "bbox": [324.0, 4.0, 307.0, 311.0], "area": 95477.0, "iscrowd": 0, "ignore": 0, "segmentation": [[324.0, 4.0, 631.0, 4.0, 631.0, 315.0, 324.0, 315.0]], "category_name": "optical T junction", "caption": "The optical T junction at the top of the image."}, {"id": 6981, "image_id": 4022, "category_id": 3, "bbox": [785.0, 613.0, 402.0, 422.0], "area": 169644.0, "iscrowd": 0, "ignore": 0, "segmentation": [[785.0, 613.0, 1187.0, 613.0, 1187.0, 1035.0, 785.0, 1035.0]], "category_name": "optical T junction", "caption": "There is an optical crossroad in the middle of the image, and the optical T junction that needs to be found is located in the lower right corner of it."}, {"id": 6982, "image_id": 4022, "category_id": 8, "bbox": [213.0, 853.0, 313.0, 39.0], "area": 12207.0, "iscrowd": 0, "ignore": 0, "segmentation": [[213.0, 853.0, 526.0, 853.0, 526.0, 892.0, 213.0, 892.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the lower left corner of the image."}, {"id": 6983, "image_id": 4023, "category_id": 8, "bbox": [23.0, 447.0, 941.0, 134.0], "area": 126094.0, "iscrowd": 0, "ignore": 0, "segmentation": [[23.0, 447.0, 964.0, 447.0, 964.0, 581.0, 23.0, 581.0]], "category_name": "optical parking lot", "caption": "There is a big optical parking lot in the center"}, {"id": 6984, "image_id": 4023, "category_id": 3, "bbox": [818.0, 288.0, 461.0, 464.0], "area": 213904.0, "iscrowd": 0, "ignore": 0, "segmentation": [[818.0, 288.0, 1279.0, 288.0, 1279.0, 752.0, 818.0, 752.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction on the right"}, {"id": 6985, "image_id": 4024, "category_id": 13, "bbox": [46.0, 138.0, 253.0, 383.0], "area": 96899.0, "iscrowd": 0, "ignore": 0, "segmentation": [[46.0, 138.0, 299.0, 138.0, 299.0, 521.0, 46.0, 521.0]], "category_name": "optical harbor", "caption": "The big optical harbor located on the left"}, {"id": 6986, "image_id": 4025, "category_id": 8, "bbox": [338.0, 299.0, 68.0, 160.0], "area": 10880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[338.0, 299.0, 406.0, 299.0, 406.0, 459.0, 338.0, 459.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot at the bottom of the image"}, {"id": 6987, "image_id": 4025, "category_id": 8, "bbox": [289.0, 52.0, 53.0, 149.0], "area": 7897.0, "iscrowd": 0, "ignore": 0, "segmentation": [[289.0, 52.0, 342.0, 52.0, 342.0, 201.0, 289.0, 201.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the top of the image"}, {"id": 6988, "image_id": 4026, "category_id": 8, "bbox": [328.0, 201.0, 286.0, 190.0], "area": 54340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[328.0, 201.0, 614.0, 201.0, 614.0, 391.0, 328.0, 391.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the top of the image"}, {"id": 6989, "image_id": 4026, "category_id": 8, "bbox": [608.0, 839.0, 146.0, 204.0], "area": 29784.0, "iscrowd": 0, "ignore": 0, "segmentation": [[608.0, 839.0, 754.0, 839.0, 754.0, 1043.0, 608.0, 1043.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot at the bottom of the image"}, {"id": 6990, "image_id": 4027, "category_id": 2, "bbox": [90.0, 441.0, 583.0, 578.0], "area": 336974.0, "iscrowd": 0, "ignore": 0, "segmentation": [[90.0, 441.0, 673.0, 441.0, 673.0, 1019.0, 90.0, 1019.0]], "category_name": "optical crossroad", "caption": "There is a big optical crossroad on the left"}, {"id": 6991, "image_id": 4027, "category_id": 3, "bbox": [805.0, 279.0, 390.0, 424.0], "area": 165360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[805.0, 279.0, 1195.0, 279.0, 1195.0, 703.0, 805.0, 703.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction on the right"}, {"id": 6992, "image_id": 4027, "category_id": 8, "bbox": [703.0, 1043.0, 300.0, 116.0], "area": 34800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[703.0, 1043.0, 1003.0, 1043.0, 1003.0, 1159.0, 703.0, 1159.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the bottom of the image"}, {"id": 6993, "image_id": 4028, "category_id": 13, "bbox": [211.0, 99.0, 298.0, 511.0], "area": 152278.0, "iscrowd": 0, "ignore": 0, "segmentation": [[211.0, 99.0, 509.0, 99.0, 509.0, 610.0, 211.0, 610.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the center of the image"}, {"id": 6994, "image_id": 4028, "category_id": 13, "bbox": [46.0, 301.0, 214.0, 279.0], "area": 59706.0, "iscrowd": 0, "ignore": 0, "segmentation": [[46.0, 301.0, 260.0, 301.0, 260.0, 580.0, 46.0, 580.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the lower left corner of the image"}, {"id": 6995, "image_id": 4028, "category_id": 13, "bbox": [10.0, 72.0, 131.0, 235.0], "area": 30785.0, "iscrowd": 0, "ignore": 0, "segmentation": [[10.0, 72.0, 141.0, 72.0, 141.0, 307.0, 10.0, 307.0]], "category_name": "optical harbor", "caption": "The optical harbor in the top left corner of the image"}, {"id": 6996, "image_id": 4029, "category_id": 8, "bbox": [266.0, 48.0, 204.0, 613.0], "area": 125052.0, "iscrowd": 0, "ignore": 0, "segmentation": [[266.0, 48.0, 470.0, 48.0, 470.0, 661.0, 266.0, 661.0]], "category_name": "optical parking lot", "caption": "The big optical parking lot located in the center"}, {"id": 6997, "image_id": 4029, "category_id": 3, "bbox": [258.0, 240.0, 317.0, 347.0], "area": 109999.0, "iscrowd": 0, "ignore": 0, "segmentation": [[258.0, 240.0, 575.0, 240.0, 575.0, 587.0, 258.0, 587.0]], "category_name": "optical T junction", "caption": "The big optical T junction located in the center"}, {"id": 6998, "image_id": 4030, "category_id": 8, "bbox": [348.0, 458.0, 413.0, 63.0], "area": 26019.0, "iscrowd": 0, "ignore": 0, "segmentation": [[348.0, 458.0, 761.0, 458.0, 761.0, 521.0, 348.0, 521.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the center of the image"}, {"id": 6999, "image_id": 4031, "category_id": 8, "bbox": [610.0, 675.0, 102.0, 77.0], "area": 7854.0, "iscrowd": 0, "ignore": 0, "segmentation": [[610.0, 675.0, 712.0, 675.0, 712.0, 752.0, 610.0, 752.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot at the bottom right"}, {"id": 7000, "image_id": 4031, "category_id": 8, "bbox": [530.0, 126.0, 182.0, 79.0], "area": 14378.0, "iscrowd": 0, "ignore": 0, "segmentation": [[530.0, 126.0, 712.0, 126.0, 712.0, 205.0, 530.0, 205.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the top right corner of the image"}, {"id": 7001, "image_id": 4031, "category_id": 3, "bbox": [9.0, 163.0, 270.0, 280.0], "area": 75600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[9.0, 163.0, 279.0, 163.0, 279.0, 443.0, 9.0, 443.0]], "category_name": "optical T junction", "caption": "The big optical T junction is on the left"}, {"id": 7002, "image_id": 4032, "category_id": 8, "bbox": [99.0, 148.0, 98.0, 340.0], "area": 33320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[99.0, 148.0, 197.0, 148.0, 197.0, 488.0, 99.0, 488.0]], "category_name": "optical parking lot", "caption": "The big optical parking lot located on the left"}, {"id": 7003, "image_id": 4033, "category_id": 8, "bbox": [34.0, 243.0, 131.0, 77.0], "area": 10087.0, "iscrowd": 0, "ignore": 0, "segmentation": [[34.0, 243.0, 165.0, 243.0, 165.0, 320.0, 34.0, 320.0]], "category_name": "optical parking lot", "caption": "The optical parking lot on the left side of the image"}, {"id": 7004, "image_id": 4033, "category_id": 8, "bbox": [423.0, 13.0, 172.0, 102.0], "area": 17544.0, "iscrowd": 0, "ignore": 0, "segmentation": [[423.0, 13.0, 595.0, 13.0, 595.0, 115.0, 423.0, 115.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the top right corner of the image"}, {"id": 7005, "image_id": 4033, "category_id": 3, "bbox": [390.0, 194.0, 201.0, 208.0], "area": 41808.0, "iscrowd": 0, "ignore": 0, "segmentation": [[390.0, 194.0, 591.0, 194.0, 591.0, 402.0, 390.0, 402.0]], "category_name": "optical T junction", "caption": "There is an optical T junction on the right side of the image"}, {"id": 7006, "image_id": 4033, "category_id": 3, "bbox": [128.0, 261.0, 203.0, 209.0], "area": 42427.0, "iscrowd": 0, "ignore": 0, "segmentation": [[128.0, 261.0, 331.0, 261.0, 331.0, 470.0, 128.0, 470.0]], "category_name": "optical T junction", "caption": "The optical T junction in the center of the image"}, {"id": 7007, "image_id": 4034, "category_id": 2, "bbox": [125.0, 279.0, 448.0, 444.0], "area": 198912.0, "iscrowd": 0, "ignore": 0, "segmentation": [[125.0, 279.0, 573.0, 279.0, 573.0, 723.0, 125.0, 723.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad located on the left"}, {"id": 7008, "image_id": 4034, "category_id": 3, "bbox": [605.0, 337.0, 382.0, 426.0], "area": 162732.0, "iscrowd": 0, "ignore": 0, "segmentation": [[605.0, 337.0, 987.0, 337.0, 987.0, 763.0, 605.0, 763.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction located in the center"}, {"id": 7009, "image_id": 4034, "category_id": 8, "bbox": [749.0, 599.0, 78.0, 288.0], "area": 22464.0, "iscrowd": 0, "ignore": 0, "segmentation": [[749.0, 599.0, 827.0, 599.0, 827.0, 887.0, 749.0, 887.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot located in the center"}, {"id": 7010, "image_id": 4035, "category_id": 4, "bbox": [209.0, 234.0, 354.0, 251.0], "area": 88854.0, "iscrowd": 0, "ignore": 0, "segmentation": [[209.0, 234.0, 563.0, 234.0, 563.0, 485.0, 209.0, 485.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field in the center"}, {"id": 7011, "image_id": 4035, "category_id": 9, "bbox": [463.0, 128.0, 75.0, 126.0], "area": 9450.0, "iscrowd": 0, "ignore": 0, "segmentation": [[463.0, 128.0, 538.0, 128.0, 538.0, 254.0, 463.0, 254.0]], "category_name": "optical basketball court", "caption": "There is an optical basketball court in the top right corner of the image"}, {"id": 7012, "image_id": 4035, "category_id": 9, "bbox": [405.0, 123.0, 77.0, 127.0], "area": 9779.0, "iscrowd": 0, "ignore": 0, "segmentation": [[405.0, 123.0, 482.0, 123.0, 482.0, 250.0, 405.0, 250.0]], "category_name": "optical basketball court", "caption": "The optical basketball court at the top"}, {"id": 7013, "image_id": 4036, "category_id": 4, "bbox": [466.0, 158.0, 223.0, 338.0], "area": 75374.0, "iscrowd": 0, "ignore": 0, "segmentation": [[466.0, 158.0, 689.0, 158.0, 689.0, 496.0, 466.0, 496.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field located on the right"}, {"id": 7014, "image_id": 4036, "category_id": 9, "bbox": [186.0, 294.0, 84.0, 126.0], "area": 10584.0, "iscrowd": 0, "ignore": 0, "segmentation": [[186.0, 294.0, 270.0, 294.0, 270.0, 420.0, 186.0, 420.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court located on the left"}, {"id": 7015, "image_id": 4037, "category_id": 12, "bbox": [24.0, 288.0, 240.0, 246.0], "area": 59040.0, "iscrowd": 0, "ignore": 0, "segmentation": [[24.0, 288.0, 264.0, 288.0, 264.0, 534.0, 24.0, 534.0]], "category_name": "optical airplane", "caption": "The big optical airplane on the left"}, {"id": 7016, "image_id": 4037, "category_id": 12, "bbox": [458.0, 81.0, 138.0, 140.0], "area": 19320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[458.0, 81.0, 596.0, 81.0, 596.0, 221.0, 458.0, 221.0]], "category_name": "optical airplane", "caption": "The optical airplane in the top right corner of the image"}, {"id": 7017, "image_id": 4038, "category_id": 9, "bbox": [470.0, 104.0, 164.0, 294.0], "area": 48216.0, "iscrowd": 0, "ignore": 0, "segmentation": [[470.0, 104.0, 634.0, 104.0, 634.0, 398.0, 470.0, 398.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court at the top"}, {"id": 7018, "image_id": 4039, "category_id": 10, "bbox": [1141.0, 597.0, 432.0, 416.0], "area": 179712.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1141.0, 597.0, 1573.0, 597.0, 1573.0, 1013.0, 1141.0, 1013.0]], "category_name": "optical storage tank", "caption": "The optical storage tank at the top of the image"}, {"id": 7019, "image_id": 4039, "category_id": 10, "bbox": [789.0, 845.0, 428.0, 424.0], "area": 181472.0, "iscrowd": 0, "ignore": 0, "segmentation": [[789.0, 845.0, 1217.0, 845.0, 1217.0, 1269.0, 789.0, 1269.0]], "category_name": "optical storage tank", "caption": "The optical storage tank in the of the image located in the center"}, {"id": 7020, "image_id": 4040, "category_id": 12, "bbox": [506.0, 215.0, 76.0, 69.0], "area": 5244.0, "iscrowd": 0, "ignore": 0, "segmentation": [[506.0, 215.0, 582.0, 215.0, 582.0, 284.0, 506.0, 284.0]], "category_name": "optical airplane", "caption": "There is an optical airplane at the top of the image"}, {"id": 7021, "image_id": 4040, "category_id": 12, "bbox": [1.0, 302.0, 92.0, 109.0], "area": 10028.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1.0, 302.0, 93.0, 302.0, 93.0, 411.0, 1.0, 411.0]], "category_name": "optical airplane", "caption": "There is an optical airplane on the left side of the image"}, {"id": 7022, "image_id": 4041, "category_id": 9, "bbox": [555.0, 28.0, 179.0, 156.0], "area": 27924.0, "iscrowd": 0, "ignore": 0, "segmentation": [[555.0, 28.0, 734.0, 28.0, 734.0, 184.0, 555.0, 184.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court located at the top right"}, {"id": 7023, "image_id": 4042, "category_id": 4, "bbox": [122.0, 484.0, 322.0, 210.0], "area": 67620.0, "iscrowd": 0, "ignore": 0, "segmentation": [[122.0, 484.0, 444.0, 484.0, 444.0, 694.0, 122.0, 694.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field located in the center"}, {"id": 7024, "image_id": 4042, "category_id": 9, "bbox": [376.0, 548.0, 46.0, 78.0], "area": 3588.0, "iscrowd": 0, "ignore": 0, "segmentation": [[376.0, 548.0, 422.0, 548.0, 422.0, 626.0, 376.0, 626.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field, and the optical basketball court that needs to be found is located in the center of it."}, {"id": 7025, "image_id": 4042, "category_id": 9, "bbox": [287.0, 627.0, 77.0, 46.0], "area": 3542.0, "iscrowd": 0, "ignore": 0, "segmentation": [[287.0, 627.0, 364.0, 627.0, 364.0, 673.0, 287.0, 673.0]], "category_name": "optical basketball court", "caption": "There is a red and green optical ground track field, and the optical basketball court that needs to be found is located at the bottom."}, {"id": 7026, "image_id": 4042, "category_id": 9, "bbox": [203.0, 627.0, 78.0, 47.0], "area": 3666.0, "iscrowd": 0, "ignore": 0, "segmentation": [[203.0, 627.0, 281.0, 627.0, 281.0, 674.0, 203.0, 674.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court side of the image and the optical basketball court that needs to be found is located in the corner of it at the bottom"}, {"id": 7027, "image_id": 4042, "category_id": 9, "bbox": [152.0, 547.0, 41.0, 80.0], "area": 3280.0, "iscrowd": 0, "ignore": 0, "segmentation": [[152.0, 547.0, 193.0, 547.0, 193.0, 627.0, 152.0, 627.0]], "category_name": "optical basketball court", "caption": "There is an optical basketball court on the left side of the image."}, {"id": 7028, "image_id": 4043, "category_id": 12, "bbox": [2147.0, 362.0, 200.0, 252.0], "area": 50400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[2147.0, 362.0, 2347.0, 362.0, 2347.0, 614.0, 2147.0, 614.0]], "category_name": "optical airplane", "caption": "The optical airplane in the top right corner of the image"}, {"id": 7029, "image_id": 4043, "category_id": 12, "bbox": [2127.0, 610.0, 252.0, 304.0], "area": 76608.0, "iscrowd": 0, "ignore": 0, "segmentation": [[2127.0, 610.0, 2379.0, 610.0, 2379.0, 914.0, 2127.0, 914.0]], "category_name": "optical airplane", "caption": "There is an optical airplane on the right side of the image"}, {"id": 7030, "image_id": 4043, "category_id": 12, "bbox": [1771.0, 1214.0, 292.0, 264.0], "area": 77088.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1771.0, 1214.0, 2063.0, 1214.0, 2063.0, 1478.0, 1771.0, 1478.0]], "category_name": "optical airplane", "caption": "There is an optical airplane in the lower right corner of the image"}, {"id": 7031, "image_id": 4043, "category_id": 12, "bbox": [270.0, 526.0, 216.0, 248.0], "area": 53568.0, "iscrowd": 0, "ignore": 0, "segmentation": [[270.0, 526.0, 486.0, 526.0, 486.0, 774.0, 270.0, 774.0]], "category_name": "optical airplane", "caption": "There is an optical airplane on the left side of the image"}, {"id": 7032, "image_id": 4044, "category_id": 12, "bbox": [175.0, 368.0, 156.0, 153.0], "area": 23868.0, "iscrowd": 0, "ignore": 0, "segmentation": [[175.0, 368.0, 331.0, 368.0, 331.0, 521.0, 175.0, 521.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane located at the top left"}, {"id": 7033, "image_id": 4045, "category_id": 9, "bbox": [413.0, 290.0, 117.0, 137.0], "area": 16029.0, "iscrowd": 0, "ignore": 0, "segmentation": [[413.0, 290.0, 530.0, 290.0, 530.0, 427.0, 413.0, 427.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court located on the right"}, {"id": 7034, "image_id": 4046, "category_id": 12, "bbox": [80.0, 356.0, 164.0, 105.0], "area": 17220.0, "iscrowd": 0, "ignore": 0, "segmentation": [[80.0, 356.0, 244.0, 356.0, 244.0, 461.0, 80.0, 461.0]], "category_name": "optical airplane", "caption": "The white optical airplane on the left"}, {"id": 7035, "image_id": 4047, "category_id": 12, "bbox": [66.0, 239.0, 362.0, 385.0], "area": 139370.0, "iscrowd": 0, "ignore": 0, "segmentation": [[66.0, 239.0, 428.0, 239.0, 428.0, 624.0, 66.0, 624.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane in the center"}, {"id": 7036, "image_id": 4048, "category_id": 12, "bbox": [356.0, 342.0, 312.0, 372.0], "area": 116064.0, "iscrowd": 0, "ignore": 0, "segmentation": [[356.0, 342.0, 668.0, 342.0, 668.0, 714.0, 356.0, 714.0]], "category_name": "optical airplane", "caption": "The optical airplane on the right side of the image"}, {"id": 7037, "image_id": 4048, "category_id": 12, "bbox": [15.0, 579.0, 318.0, 366.0], "area": 116388.0, "iscrowd": 0, "ignore": 0, "segmentation": [[15.0, 579.0, 333.0, 579.0, 333.0, 945.0, 15.0, 945.0]], "category_name": "optical airplane", "caption": "There is an optical airplane in the lower left corner of the image"}, {"id": 7038, "image_id": 4049, "category_id": 12, "bbox": [26.0, 565.0, 412.0, 363.0], "area": 149556.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 565.0, 438.0, 565.0, 438.0, 928.0, 26.0, 928.0]], "category_name": "optical airplane", "caption": "There is a big optical airplane at the bottom"}, {"id": 7039, "image_id": 4049, "category_id": 12, "bbox": [169.0, 170.0, 214.0, 193.0], "area": 41302.0, "iscrowd": 0, "ignore": 0, "segmentation": [[169.0, 170.0, 383.0, 170.0, 383.0, 363.0, 169.0, 363.0]], "category_name": "optical airplane", "caption": "The optical airplane at the top of the image"}, {"id": 7040, "image_id": 4050, "category_id": 9, "bbox": [327.0, 937.0, 180.0, 153.0], "area": 27540.0, "iscrowd": 0, "ignore": 0, "segmentation": [[327.0, 937.0, 507.0, 937.0, 507.0, 1090.0, 327.0, 1090.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court at the bottom"}, {"id": 7041, "image_id": 4051, "category_id": 12, "bbox": [136.0, 314.0, 165.0, 158.0], "area": 26070.0, "iscrowd": 0, "ignore": 0, "segmentation": [[136.0, 314.0, 301.0, 314.0, 301.0, 472.0, 136.0, 472.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane in the center"}, {"id": 7042, "image_id": 4052, "category_id": 12, "bbox": [124.0, 95.0, 173.0, 142.0], "area": 24566.0, "iscrowd": 0, "ignore": 0, "segmentation": [[124.0, 95.0, 297.0, 95.0, 297.0, 237.0, 124.0, 237.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane located at the top"}, {"id": 7043, "image_id": 4053, "category_id": 12, "bbox": [149.0, 158.0, 169.0, 213.0], "area": 35997.0, "iscrowd": 0, "ignore": 0, "segmentation": [[149.0, 158.0, 318.0, 158.0, 318.0, 371.0, 149.0, 371.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane in the center"}, {"id": 7044, "image_id": 4054, "category_id": 12, "bbox": [114.0, 196.0, 141.0, 151.0], "area": 21291.0, "iscrowd": 0, "ignore": 0, "segmentation": [[114.0, 196.0, 255.0, 196.0, 255.0, 347.0, 114.0, 347.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane in the center"}, {"id": 7045, "image_id": 4055, "category_id": 12, "bbox": [134.0, 128.0, 58.0, 46.0], "area": 2668.0, "iscrowd": 0, "ignore": 0, "segmentation": [[134.0, 128.0, 192.0, 128.0, 192.0, 174.0, 134.0, 174.0]], "category_name": "optical airplane", "caption": "The optical airplane at the top of the image"}, {"id": 7046, "image_id": 4055, "category_id": 12, "bbox": [35.0, 303.0, 57.0, 44.0], "area": 2508.0, "iscrowd": 0, "ignore": 0, "segmentation": [[35.0, 303.0, 92.0, 303.0, 92.0, 347.0, 35.0, 347.0]], "category_name": "optical airplane", "caption": "The optical airplane on the left side of the image"}, {"id": 7047, "image_id": 4055, "category_id": 12, "bbox": [17.0, 164.0, 60.0, 49.0], "area": 2940.0, "iscrowd": 0, "ignore": 0, "segmentation": [[17.0, 164.0, 77.0, 164.0, 77.0, 213.0, 17.0, 213.0]], "category_name": "optical airplane", "caption": "The optical airplane in the top left corner of the image"}, {"id": 7048, "image_id": 4056, "category_id": 12, "bbox": [254.0, 347.0, 235.0, 247.0], "area": 58045.0, "iscrowd": 0, "ignore": 0, "segmentation": [[254.0, 347.0, 489.0, 347.0, 489.0, 594.0, 254.0, 594.0]], "category_name": "optical airplane", "caption": "There is a big optical airplane in the center"}, {"id": 7049, "image_id": 4056, "category_id": 12, "bbox": [29.0, 542.0, 165.0, 208.0], "area": 34320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[29.0, 542.0, 194.0, 542.0, 194.0, 750.0, 29.0, 750.0]], "category_name": "optical airplane", "caption": "There is an optical airplane at the bottom left"}, {"id": 7050, "image_id": 4057, "category_id": 12, "bbox": [141.0, 872.0, 243.0, 276.0], "area": 67068.0, "iscrowd": 0, "ignore": 0, "segmentation": [[141.0, 872.0, 384.0, 872.0, 384.0, 1148.0, 141.0, 1148.0]], "category_name": "optical airplane", "caption": "There is a white optical airplane located at the bottom left"}, {"id": 7051, "image_id": 4058, "category_id": 12, "bbox": [336.0, 264.0, 262.0, 292.0], "area": 76504.0, "iscrowd": 0, "ignore": 0, "segmentation": [[336.0, 264.0, 598.0, 264.0, 598.0, 556.0, 336.0, 556.0]], "category_name": "optical airplane", "caption": "There is an optical airplane in the center of the image"}, {"id": 7052, "image_id": 4058, "category_id": 12, "bbox": [12.0, 105.0, 282.0, 321.0], "area": 90522.0, "iscrowd": 0, "ignore": 0, "segmentation": [[12.0, 105.0, 294.0, 105.0, 294.0, 426.0, 12.0, 426.0]], "category_name": "optical airplane", "caption": "The optical airplane in the top left corner of the image"}, {"id": 7053, "image_id": 4059, "category_id": 8, "bbox": [1020.0, 384.0, 175.0, 73.0], "area": 12775.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1020.0, 384.0, 1195.0, 384.0, 1195.0, 457.0, 1020.0, 457.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot located at the top right"}, {"id": 7054, "image_id": 4059, "category_id": 8, "bbox": [743.0, 273.0, 254.0, 99.0], "area": 25146.0, "iscrowd": 0, "ignore": 0, "segmentation": [[743.0, 273.0, 997.0, 273.0, 997.0, 372.0, 743.0, 372.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot and the optical parking lot that needs to be found is located in the corner of it at the top right"}, {"id": 7055, "image_id": 4059, "category_id": 8, "bbox": [584.0, 1041.0, 524.0, 178.0], "area": 93272.0, "iscrowd": 0, "ignore": 0, "segmentation": [[584.0, 1041.0, 1108.0, 1041.0, 1108.0, 1219.0, 584.0, 1219.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the lower right corner of the image"}, {"id": 7056, "image_id": 4059, "category_id": 8, "bbox": [9.0, 838.0, 374.0, 114.0], "area": 42636.0, "iscrowd": 0, "ignore": 0, "segmentation": [[9.0, 838.0, 383.0, 838.0, 383.0, 952.0, 9.0, 952.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the lower left corner of the image"}, {"id": 7057, "image_id": 4059, "category_id": 3, "bbox": [187.0, 730.0, 488.0, 465.0], "area": 226920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[187.0, 730.0, 675.0, 730.0, 675.0, 1195.0, 187.0, 1195.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction located at the bottom"}, {"id": 7058, "image_id": 4060, "category_id": 8, "bbox": [639.0, 493.0, 63.0, 149.0], "area": 9387.0, "iscrowd": 0, "ignore": 0, "segmentation": [[639.0, 493.0, 702.0, 493.0, 702.0, 642.0, 639.0, 642.0]], "category_name": "optical parking lot", "caption": "There is a optical T junction in the of the image and the optical parking lot that needs to be found is located in the corner of it on the right"}, {"id": 7059, "image_id": 4060, "category_id": 8, "bbox": [424.0, 145.0, 55.0, 203.0], "area": 11165.0, "iscrowd": 0, "ignore": 0, "segmentation": [[424.0, 145.0, 479.0, 145.0, 479.0, 348.0, 424.0, 348.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the top of the image"}, {"id": 7060, "image_id": 4060, "category_id": 8, "bbox": [139.0, 603.0, 63.0, 153.0], "area": 9639.0, "iscrowd": 0, "ignore": 0, "segmentation": [[139.0, 603.0, 202.0, 603.0, 202.0, 756.0, 139.0, 756.0]], "category_name": "optical parking lot", "caption": "There is a optical T junction in the of the image and the optical parking lot that needs to be found is located in the corner of it on the left"}, {"id": 7061, "image_id": 4060, "category_id": 3, "bbox": [4.0, 352.0, 362.0, 397.0], "area": 143714.0, "iscrowd": 0, "ignore": 0, "segmentation": [[4.0, 352.0, 366.0, 352.0, 366.0, 749.0, 4.0, 749.0]], "category_name": "optical T junction", "caption": "There is a optical parking lot of the image and the optical T junction that needs to be found is located in the corner of it on the left"}, {"id": 7062, "image_id": 4060, "category_id": 3, "bbox": [235.0, 265.0, 415.0, 400.0], "area": 166000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[235.0, 265.0, 650.0, 265.0, 650.0, 665.0, 235.0, 665.0]], "category_name": "optical T junction", "caption": "There is an optical T junction in the center of the image"}, {"id": 7063, "image_id": 4060, "category_id": 3, "bbox": [482.0, 217.0, 364.0, 368.0], "area": 133952.0, "iscrowd": 0, "ignore": 0, "segmentation": [[482.0, 217.0, 846.0, 217.0, 846.0, 585.0, 482.0, 585.0]], "category_name": "optical T junction", "caption": "There is a optical parking lot of the image and the optical T junction that needs to be found is located in the corner of it on the right"}, {"id": 7064, "image_id": 4061, "category_id": 13, "bbox": [205.0, 318.0, 427.0, 449.0], "area": 191723.0, "iscrowd": 0, "ignore": 0, "segmentation": [[205.0, 318.0, 632.0, 318.0, 632.0, 767.0, 205.0, 767.0]], "category_name": "optical harbor", "caption": "The big optical harbor located at the bottom"}, {"id": 7065, "image_id": 4062, "category_id": 13, "bbox": [300.0, 48.0, 469.0, 247.0], "area": 115843.0, "iscrowd": 0, "ignore": 0, "segmentation": [[300.0, 48.0, 769.0, 48.0, 769.0, 295.0, 300.0, 295.0]], "category_name": "optical harbor", "caption": "The optical harbor in the center of the image"}, {"id": 7066, "image_id": 4062, "category_id": 13, "bbox": [36.0, 7.0, 237.0, 411.0], "area": 97407.0, "iscrowd": 0, "ignore": 0, "segmentation": [[36.0, 7.0, 273.0, 7.0, 273.0, 418.0, 36.0, 418.0]], "category_name": "optical harbor", "caption": "There is an optical harbor on the left side of the image"}, {"id": 7067, "image_id": 4062, "category_id": 13, "bbox": [729.0, 202.0, 126.0, 224.0], "area": 28224.0, "iscrowd": 0, "ignore": 0, "segmentation": [[729.0, 202.0, 855.0, 202.0, 855.0, 426.0, 729.0, 426.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the lower right corner of the image"}, {"id": 7068, "image_id": 4063, "category_id": 8, "bbox": [225.0, 758.0, 147.0, 330.0], "area": 48510.0, "iscrowd": 0, "ignore": 0, "segmentation": [[225.0, 758.0, 372.0, 758.0, 372.0, 1088.0, 225.0, 1088.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the lower left corner of the image"}, {"id": 7069, "image_id": 4063, "category_id": 8, "bbox": [347.0, 536.0, 109.0, 197.0], "area": 21473.0, "iscrowd": 0, "ignore": 0, "segmentation": [[347.0, 536.0, 456.0, 536.0, 456.0, 733.0, 347.0, 733.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the center of the image"}, {"id": 7070, "image_id": 4063, "category_id": 8, "bbox": [438.0, 205.0, 134.0, 280.0], "area": 37520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[438.0, 205.0, 572.0, 205.0, 572.0, 485.0, 438.0, 485.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the top of the image"}, {"id": 7071, "image_id": 4063, "category_id": 8, "bbox": [657.0, 37.0, 213.0, 108.0], "area": 23004.0, "iscrowd": 0, "ignore": 0, "segmentation": [[657.0, 37.0, 870.0, 37.0, 870.0, 145.0, 657.0, 145.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the top right corner of the image"}, {"id": 7072, "image_id": 4064, "category_id": 1, "bbox": [172.0, 107.0, 675.0, 654.0], "area": 441450.0, "iscrowd": 0, "ignore": 0, "segmentation": [[172.0, 107.0, 847.0, 107.0, 847.0, 761.0, 172.0, 761.0]], "category_name": "optical bridge", "caption": "The optical bridge on the left side of the image"}, {"id": 7073, "image_id": 4064, "category_id": 1, "bbox": [712.0, 209.0, 669.0, 339.0], "area": 226791.0, "iscrowd": 0, "ignore": 0, "segmentation": [[712.0, 209.0, 1381.0, 209.0, 1381.0, 548.0, 712.0, 548.0]], "category_name": "optical bridge", "caption": "The optical bridge at the top of the image"}, {"id": 7074, "image_id": 4064, "category_id": 11, "bbox": [1324.0, 719.0, 237.0, 369.0], "area": 87453.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1324.0, 719.0, 1561.0, 719.0, 1561.0, 1088.0, 1324.0, 1088.0]], "category_name": "optical ship", "caption": "There is an optical ship in the lower right corner of the image"}, {"id": 7075, "image_id": 4064, "category_id": 8, "bbox": [1323.0, 3.0, 54.0, 156.0], "area": 8424.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1323.0, 3.0, 1377.0, 3.0, 1377.0, 159.0, 1323.0, 159.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot at the top right"}, {"id": 7076, "image_id": 4065, "category_id": 8, "bbox": [538.0, 804.0, 329.0, 175.0], "area": 57575.0, "iscrowd": 0, "ignore": 0, "segmentation": [[538.0, 804.0, 867.0, 804.0, 867.0, 979.0, 538.0, 979.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the bottom right corner of the image"}, {"id": 7077, "image_id": 4065, "category_id": 8, "bbox": [30.0, 51.0, 171.0, 289.0], "area": 49419.0, "iscrowd": 0, "ignore": 0, "segmentation": [[30.0, 51.0, 201.0, 51.0, 201.0, 340.0, 30.0, 340.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the top left corner of the image"}, {"id": 7078, "image_id": 4065, "category_id": 3, "bbox": [208.0, 501.0, 513.0, 468.0], "area": 240084.0, "iscrowd": 0, "ignore": 0, "segmentation": [[208.0, 501.0, 721.0, 501.0, 721.0, 969.0, 208.0, 969.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction at the bottom"}, {"id": 7079, "image_id": 4066, "category_id": 3, "bbox": [639.0, 176.0, 506.0, 494.0], "area": 249964.0, "iscrowd": 0, "ignore": 0, "segmentation": [[639.0, 176.0, 1145.0, 176.0, 1145.0, 670.0, 639.0, 670.0]], "category_name": "optical T junction", "caption": "There is an optical T junction on the right side of the image"}, {"id": 7080, "image_id": 4066, "category_id": 3, "bbox": [205.0, 466.0, 456.0, 426.0], "area": 194256.0, "iscrowd": 0, "ignore": 0, "segmentation": [[205.0, 466.0, 661.0, 466.0, 661.0, 892.0, 205.0, 892.0]], "category_name": "optical T junction", "caption": "There is an optical T junction in the center of the image"}, {"id": 7081, "image_id": 4066, "category_id": 3, "bbox": [59.0, 138.0, 420.0, 386.0], "area": 162120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[59.0, 138.0, 479.0, 138.0, 479.0, 524.0, 59.0, 524.0]], "category_name": "optical T junction", "caption": "The optical T junction in the top left corner of the image"}, {"id": 7082, "image_id": 4066, "category_id": 8, "bbox": [361.0, 24.0, 100.0, 139.0], "area": 13900.0, "iscrowd": 0, "ignore": 0, "segmentation": [[361.0, 24.0, 461.0, 24.0, 461.0, 163.0, 361.0, 163.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot"}, {"id": 7083, "image_id": 4067, "category_id": 8, "bbox": [62.0, 547.0, 452.0, 207.0], "area": 93564.0, "iscrowd": 0, "ignore": 0, "segmentation": [[62.0, 547.0, 514.0, 547.0, 514.0, 754.0, 62.0, 754.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot at the bottom of the image"}, {"id": 7084, "image_id": 4067, "category_id": 8, "bbox": [260.0, 94.0, 419.0, 200.0], "area": 83800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[260.0, 94.0, 679.0, 94.0, 679.0, 294.0, 260.0, 294.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the corner of the image located at the top"}, {"id": 7085, "image_id": 4067, "category_id": 3, "bbox": [3.0, 100.0, 384.0, 363.0], "area": 139392.0, "iscrowd": 0, "ignore": 0, "segmentation": [[3.0, 100.0, 387.0, 100.0, 387.0, 463.0, 3.0, 463.0]], "category_name": "optical T junction", "caption": "The big optical T junction located on the left"}, {"id": 7086, "image_id": 4068, "category_id": 8, "bbox": [201.0, 315.0, 94.0, 140.0], "area": 13160.0, "iscrowd": 0, "ignore": 0, "segmentation": [[201.0, 315.0, 295.0, 315.0, 295.0, 455.0, 201.0, 455.0]], "category_name": "optical parking lot", "caption": "The optical parking lot side of the image located in the center"}, {"id": 7087, "image_id": 4068, "category_id": 8, "bbox": [429.0, 440.0, 95.0, 193.0], "area": 18335.0, "iscrowd": 0, "ignore": 0, "segmentation": [[429.0, 440.0, 524.0, 440.0, 524.0, 633.0, 429.0, 633.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the bottom of the image"}, {"id": 7088, "image_id": 4068, "category_id": 8, "bbox": [398.0, 222.0, 157.0, 87.0], "area": 13659.0, "iscrowd": 0, "ignore": 0, "segmentation": [[398.0, 222.0, 555.0, 222.0, 555.0, 309.0, 398.0, 309.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the center of the image"}, {"id": 7089, "image_id": 4069, "category_id": 3, "bbox": [178.0, 58.0, 244.0, 230.0], "area": 56120.0, "iscrowd": 0, "ignore": 0, "segmentation": [[178.0, 58.0, 422.0, 58.0, 422.0, 288.0, 178.0, 288.0]], "category_name": "optical T junction", "caption": "The optical T junction at the top of the image"}, {"id": 7090, "image_id": 4069, "category_id": 3, "bbox": [283.0, 335.0, 228.0, 215.0], "area": 49020.0, "iscrowd": 0, "ignore": 0, "segmentation": [[283.0, 335.0, 511.0, 335.0, 511.0, 550.0, 283.0, 550.0]], "category_name": "optical T junction", "caption": "The optical T junction at the bottom of the image"}, {"id": 7091, "image_id": 4069, "category_id": 8, "bbox": [356.0, 126.0, 259.0, 68.0], "area": 17612.0, "iscrowd": 0, "ignore": 0, "segmentation": [[356.0, 126.0, 615.0, 126.0, 615.0, 194.0, 356.0, 194.0]], "category_name": "optical parking lot", "caption": "The optical parking lot in the top right corner of the image"}, {"id": 7092, "image_id": 4070, "category_id": 13, "bbox": [354.0, 58.0, 249.0, 323.0], "area": 80427.0, "iscrowd": 0, "ignore": 0, "segmentation": [[354.0, 58.0, 603.0, 58.0, 603.0, 381.0, 354.0, 381.0]], "category_name": "optical harbor", "caption": "The big optical harbor on the right"}, {"id": 7093, "image_id": 4070, "category_id": 13, "bbox": [202.0, 198.0, 152.0, 148.0], "area": 22496.0, "iscrowd": 0, "ignore": 0, "segmentation": [[202.0, 198.0, 354.0, 198.0, 354.0, 346.0, 202.0, 346.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the center of the image"}, {"id": 7094, "image_id": 4070, "category_id": 13, "bbox": [51.0, 291.0, 193.0, 193.0], "area": 37249.0, "iscrowd": 0, "ignore": 0, "segmentation": [[51.0, 291.0, 244.0, 291.0, 244.0, 484.0, 51.0, 484.0]], "category_name": "optical harbor", "caption": "There is an optical harbor on the left side of the image"}, {"id": 7095, "image_id": 4070, "category_id": 8, "bbox": [105.0, 2.0, 117.0, 100.0], "area": 11700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[105.0, 2.0, 222.0, 2.0, 222.0, 102.0, 105.0, 102.0]], "category_name": "optical parking lot", "caption": "The optical parking lot at the top left"}, {"id": 7096, "image_id": 4071, "category_id": 4, "bbox": [161.0, 292.0, 222.0, 444.0], "area": 98568.0, "iscrowd": 0, "ignore": 0, "segmentation": [[161.0, 292.0, 383.0, 292.0, 383.0, 736.0, 161.0, 736.0]], "category_name": "optical ground track field", "caption": "The big optical ground track field located in the center"}, {"id": 7097, "image_id": 4071, "category_id": 9, "bbox": [218.0, 448.0, 111.0, 62.0], "area": 6882.0, "iscrowd": 0, "ignore": 0, "segmentation": [[218.0, 448.0, 329.0, 448.0, 329.0, 510.0, 218.0, 510.0]], "category_name": "optical basketball court", "caption": "There is a big optical ground track field and the optical basketball court that needs to be found is located in the corner of it in the center"}, {"id": 7098, "image_id": 4071, "category_id": 9, "bbox": [236.0, 516.0, 100.0, 63.0], "area": 6300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[236.0, 516.0, 336.0, 516.0, 336.0, 579.0, 236.0, 579.0]], "category_name": "optical basketball court", "caption": "There is a big optical ground track field, and the optical basketball court that needs to be found is located in the center."}, {"id": 7099, "image_id": 4071, "category_id": 9, "bbox": [242.0, 580.0, 100.0, 56.0], "area": 5600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[242.0, 580.0, 342.0, 580.0, 342.0, 636.0, 242.0, 636.0]], "category_name": "optical basketball court", "caption": "The optical basketball court at the bottom"}, {"id": 7100, "image_id": 4072, "category_id": 9, "bbox": [210.0, 49.0, 63.0, 107.0], "area": 6741.0, "iscrowd": 0, "ignore": 0, "segmentation": [[210.0, 49.0, 273.0, 49.0, 273.0, 156.0, 210.0, 156.0]], "category_name": "optical basketball court", "caption": "There is an optical basketball court on the right side of the image"}, {"id": 7101, "image_id": 4072, "category_id": 9, "bbox": [149.0, 37.0, 63.0, 116.0], "area": 7308.0, "iscrowd": 0, "ignore": 0, "segmentation": [[149.0, 37.0, 212.0, 37.0, 212.0, 153.0, 149.0, 153.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court in the of the image located in the center"}, {"id": 7102, "image_id": 4072, "category_id": 9, "bbox": [7.0, 23.0, 73.0, 124.0], "area": 9052.0, "iscrowd": 0, "ignore": 0, "segmentation": [[7.0, 23.0, 80.0, 23.0, 80.0, 147.0, 7.0, 147.0]], "category_name": "optical basketball court", "caption": "There is an optical basketball court on the left side of the image"}, {"id": 7103, "image_id": 4073, "category_id": 4, "bbox": [488.0, 451.0, 231.0, 346.0], "area": 79926.0, "iscrowd": 0, "ignore": 0, "segmentation": [[488.0, 451.0, 719.0, 451.0, 719.0, 797.0, 488.0, 797.0]], "category_name": "optical ground track field", "caption": "There is a green and red optical ground track field in the center"}, {"id": 7104, "image_id": 4073, "category_id": 9, "bbox": [566.0, 525.0, 114.0, 78.0], "area": 8892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[566.0, 525.0, 680.0, 525.0, 680.0, 603.0, 566.0, 603.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court in the center"}, {"id": 7105, "image_id": 4074, "category_id": 4, "bbox": [157.0, 184.0, 218.0, 352.0], "area": 76736.0, "iscrowd": 0, "ignore": 0, "segmentation": [[157.0, 184.0, 375.0, 184.0, 375.0, 536.0, 157.0, 536.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field in the center"}, {"id": 7106, "image_id": 4074, "category_id": 9, "bbox": [129.0, 155.0, 81.0, 112.0], "area": 9072.0, "iscrowd": 0, "ignore": 0, "segmentation": [[129.0, 155.0, 210.0, 155.0, 210.0, 267.0, 129.0, 267.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court of the image and the optical basketball court that needs to be found is located in the corner of it on the left"}, {"id": 7107, "image_id": 4074, "category_id": 9, "bbox": [79.0, 346.0, 80.0, 107.0], "area": 8560.0, "iscrowd": 0, "ignore": 0, "segmentation": [[79.0, 346.0, 159.0, 346.0, 159.0, 453.0, 79.0, 453.0]], "category_name": "optical basketball court", "caption": "There is a optical basketball court in the corner of the image and the optical basketball court that needs to be found is located in the corner of it on the left"}, {"id": 7108, "image_id": 4074, "category_id": 9, "bbox": [59.0, 442.0, 73.0, 97.0], "area": 7081.0, "iscrowd": 0, "ignore": 0, "segmentation": [[59.0, 442.0, 132.0, 442.0, 132.0, 539.0, 59.0, 539.0]], "category_name": "optical basketball court", "caption": "There is an optical basketball court in the lower left corner of the image"}, {"id": 7109, "image_id": 4074, "category_id": 9, "bbox": [155.0, 67.0, 72.0, 84.0], "area": 6048.0, "iscrowd": 0, "ignore": 0, "segmentation": [[155.0, 67.0, 227.0, 67.0, 227.0, 151.0, 155.0, 151.0]], "category_name": "optical basketball court", "caption": "There is an optical basketball court at the top of the image"}, {"id": 7110, "image_id": 4075, "category_id": 12, "bbox": [174.0, 210.0, 116.0, 152.0], "area": 17632.0, "iscrowd": 0, "ignore": 0, "segmentation": [[174.0, 210.0, 290.0, 210.0, 290.0, 362.0, 174.0, 362.0]], "category_name": "optical airplane", "caption": "The white optical airplane located in the center"}, {"id": 7111, "image_id": 4076, "category_id": 9, "bbox": [126.0, 10.0, 127.0, 83.0], "area": 10541.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 10.0, 253.0, 10.0, 253.0, 93.0, 126.0, 93.0]], "category_name": "optical basketball court", "caption": "The optical basketball court in the top right corner of the image"}, {"id": 7112, "image_id": 4076, "category_id": 9, "bbox": [126.0, 91.0, 127.0, 73.0], "area": 9271.0, "iscrowd": 0, "ignore": 0, "segmentation": [[126.0, 91.0, 253.0, 91.0, 253.0, 164.0, 126.0, 164.0]], "category_name": "optical basketball court", "caption": "The optical basketball court on the right side of the image"}, {"id": 7113, "image_id": 4077, "category_id": 9, "bbox": [28.0, 160.0, 156.0, 179.0], "area": 27924.0, "iscrowd": 0, "ignore": 0, "segmentation": [[28.0, 160.0, 184.0, 160.0, 184.0, 339.0, 28.0, 339.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court located at the top left"}, {"id": 7114, "image_id": 4078, "category_id": 9, "bbox": [43.0, 342.0, 88.0, 135.0], "area": 11880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[43.0, 342.0, 131.0, 342.0, 131.0, 477.0, 43.0, 477.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court located on the left"}, {"id": 7115, "image_id": 4079, "category_id": 9, "bbox": [57.0, 46.0, 93.0, 139.0], "area": 12927.0, "iscrowd": 0, "ignore": 0, "segmentation": [[57.0, 46.0, 150.0, 46.0, 150.0, 185.0, 57.0, 185.0]], "category_name": "optical basketball court", "caption": "There is an optical basketball court in the top left corner of the image"}, {"id": 7116, "image_id": 4079, "category_id": 9, "bbox": [219.0, 60.0, 86.0, 141.0], "area": 12126.0, "iscrowd": 0, "ignore": 0, "segmentation": [[219.0, 60.0, 305.0, 60.0, 305.0, 201.0, 219.0, 201.0]], "category_name": "optical basketball court", "caption": "The optical basketball court in the center of the image"}, {"id": 7117, "image_id": 4080, "category_id": 8, "bbox": [100.0, 404.0, 203.0, 152.0], "area": 30856.0, "iscrowd": 0, "ignore": 0, "segmentation": [[100.0, 404.0, 303.0, 404.0, 303.0, 556.0, 100.0, 556.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot on the left side of the image"}, {"id": 7118, "image_id": 4080, "category_id": 2, "bbox": [417.0, 585.0, 378.0, 374.0], "area": 141372.0, "iscrowd": 0, "ignore": 0, "segmentation": [[417.0, 585.0, 795.0, 585.0, 795.0, 959.0, 417.0, 959.0]], "category_name": "optical crossroad", "caption": "The big optical crossroad"}, {"id": 7119, "image_id": 4080, "category_id": 8, "bbox": [661.0, 781.0, 374.0, 242.0], "area": 90508.0, "iscrowd": 0, "ignore": 0, "segmentation": [[661.0, 781.0, 1035.0, 781.0, 1035.0, 1023.0, 661.0, 1023.0]], "category_name": "optical parking lot", "caption": "There is a big optical crossroad, and the optical parking lot that needs to be found is located in the lower right corner of it."}, {"id": 7120, "image_id": 4080, "category_id": 8, "bbox": [1116.0, 893.0, 98.0, 119.0], "area": 11662.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1116.0, 893.0, 1214.0, 893.0, 1214.0, 1012.0, 1116.0, 1012.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot"}, {"id": 7121, "image_id": 4081, "category_id": 13, "bbox": [732.0, 150.0, 350.0, 172.0], "area": 60200.0, "iscrowd": 0, "ignore": 0, "segmentation": [[732.0, 150.0, 1082.0, 150.0, 1082.0, 322.0, 732.0, 322.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the top right corner of the image"}, {"id": 7122, "image_id": 4081, "category_id": 13, "bbox": [708.0, 368.0, 244.0, 130.0], "area": 31720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[708.0, 368.0, 952.0, 368.0, 952.0, 498.0, 708.0, 498.0]], "category_name": "optical harbor", "caption": "The optical harbor on the right side of the image"}, {"id": 7123, "image_id": 4081, "category_id": 1, "bbox": [349.0, 190.0, 275.0, 534.0], "area": 146850.0, "iscrowd": 0, "ignore": 0, "segmentation": [[349.0, 190.0, 624.0, 190.0, 624.0, 724.0, 349.0, 724.0]], "category_name": "optical bridge", "caption": "There is a gray optical bridge in the center"}, {"id": 7124, "image_id": 4082, "category_id": 13, "bbox": [20.0, 146.0, 232.0, 148.0], "area": 34336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[20.0, 146.0, 252.0, 146.0, 252.0, 294.0, 20.0, 294.0]], "category_name": "optical harbor", "caption": "There is a big optical harbor on the left"}, {"id": 7125, "image_id": 4083, "category_id": 8, "bbox": [375.0, 89.0, 567.0, 128.0], "area": 72576.0, "iscrowd": 0, "ignore": 0, "segmentation": [[375.0, 89.0, 942.0, 89.0, 942.0, 217.0, 375.0, 217.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the top right corner of the image"}, {"id": 7126, "image_id": 4083, "category_id": 3, "bbox": [70.0, 16.0, 479.0, 455.0], "area": 217945.0, "iscrowd": 0, "ignore": 0, "segmentation": [[70.0, 16.0, 549.0, 16.0, 549.0, 471.0, 70.0, 471.0]], "category_name": "optical T junction", "caption": "The optical T junction in the top left corner of the image"}, {"id": 7127, "image_id": 4083, "category_id": 3, "bbox": [75.0, 320.0, 480.0, 437.0], "area": 209760.0, "iscrowd": 0, "ignore": 0, "segmentation": [[75.0, 320.0, 555.0, 320.0, 555.0, 757.0, 75.0, 757.0]], "category_name": "optical T junction", "caption": "The optical T junction in the bottom left corner of the image"}, {"id": 7128, "image_id": 4084, "category_id": 8, "bbox": [87.0, 755.0, 99.0, 216.0], "area": 21384.0, "iscrowd": 0, "ignore": 0, "segmentation": [[87.0, 755.0, 186.0, 755.0, 186.0, 971.0, 87.0, 971.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the lower left corner of the image"}, {"id": 7129, "image_id": 4084, "category_id": 4, "bbox": [313.0, 373.0, 300.0, 399.0], "area": 119700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[313.0, 373.0, 613.0, 373.0, 613.0, 772.0, 313.0, 772.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field on the right"}, {"id": 7130, "image_id": 4084, "category_id": 3, "bbox": [180.0, 71.0, 367.0, 365.0], "area": 133955.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 71.0, 547.0, 71.0, 547.0, 436.0, 180.0, 436.0]], "category_name": "optical T junction", "caption": "The big optical T junction is at the top"}, {"id": 7131, "image_id": 4085, "category_id": 2, "bbox": [5.0, 346.0, 378.0, 410.0], "area": 154980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[5.0, 346.0, 383.0, 346.0, 383.0, 756.0, 5.0, 756.0]], "category_name": "optical crossroad", "caption": "There is a small optical parking lot and the optical crossroad that needs to be found is located in the corner of it on the left"}, {"id": 7132, "image_id": 4085, "category_id": 2, "bbox": [335.0, 418.0, 379.0, 418.0], "area": 158422.0, "iscrowd": 0, "ignore": 0, "segmentation": [[335.0, 418.0, 714.0, 418.0, 714.0, 836.0, 335.0, 836.0]], "category_name": "optical crossroad", "caption": "The optical crossroad in the center of the image"}, {"id": 7133, "image_id": 4085, "category_id": 8, "bbox": [120.0, 55.0, 63.0, 382.0], "area": 24066.0, "iscrowd": 0, "ignore": 0, "segmentation": [[120.0, 55.0, 183.0, 55.0, 183.0, 437.0, 120.0, 437.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the top left corner of the image"}, {"id": 7134, "image_id": 4085, "category_id": 8, "bbox": [243.0, 514.0, 227.0, 81.0], "area": 18387.0, "iscrowd": 0, "ignore": 0, "segmentation": [[243.0, 514.0, 470.0, 514.0, 470.0, 595.0, 243.0, 595.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot"}, {"id": 7135, "image_id": 4085, "category_id": 8, "bbox": [959.0, 216.0, 62.0, 325.0], "area": 20150.0, "iscrowd": 0, "ignore": 0, "segmentation": [[959.0, 216.0, 1021.0, 216.0, 1021.0, 541.0, 959.0, 541.0]], "category_name": "optical parking lot", "caption": "The optical parking lot on the right side of the image"}, {"id": 7136, "image_id": 4086, "category_id": 13, "bbox": [354.0, 408.0, 298.0, 504.0], "area": 150192.0, "iscrowd": 0, "ignore": 0, "segmentation": [[354.0, 408.0, 652.0, 408.0, 652.0, 912.0, 354.0, 912.0]], "category_name": "optical harbor", "caption": "There is a big optical harbor at the bottom"}, {"id": 7137, "image_id": 4086, "category_id": 13, "bbox": [106.0, 520.0, 186.0, 387.0], "area": 71982.0, "iscrowd": 0, "ignore": 0, "segmentation": [[106.0, 520.0, 292.0, 520.0, 292.0, 907.0, 106.0, 907.0]], "category_name": "optical harbor", "caption": "The optical harbor in the lower left corner of the image"}, {"id": 7138, "image_id": 4087, "category_id": 2, "bbox": [215.0, 296.0, 286.0, 308.0], "area": 88088.0, "iscrowd": 0, "ignore": 0, "segmentation": [[215.0, 296.0, 501.0, 296.0, 501.0, 604.0, 215.0, 604.0]], "category_name": "optical crossroad", "caption": "The optical crossroad on the left side of the image"}, {"id": 7139, "image_id": 4087, "category_id": 2, "bbox": [339.0, 782.0, 348.0, 338.0], "area": 117624.0, "iscrowd": 0, "ignore": 0, "segmentation": [[339.0, 782.0, 687.0, 782.0, 687.0, 1120.0, 339.0, 1120.0]], "category_name": "optical crossroad", "caption": "There is an optical crossroad at the bottom of the image"}, {"id": 7140, "image_id": 4087, "category_id": 3, "bbox": [870.0, 138.0, 362.0, 398.0], "area": 144076.0, "iscrowd": 0, "ignore": 0, "segmentation": [[870.0, 138.0, 1232.0, 138.0, 1232.0, 536.0, 870.0, 536.0]], "category_name": "optical T junction", "caption": "There is an optical T junction in the top right corner of the image"}, {"id": 7141, "image_id": 4087, "category_id": 3, "bbox": [1012.0, 604.0, 344.0, 380.0], "area": 130720.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1012.0, 604.0, 1356.0, 604.0, 1356.0, 984.0, 1012.0, 984.0]], "category_name": "optical T junction", "caption": "The optical T junction on the right side of the image"}, {"id": 7142, "image_id": 4087, "category_id": 8, "bbox": [1312.0, 1032.0, 110.0, 226.0], "area": 24860.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1312.0, 1032.0, 1422.0, 1032.0, 1422.0, 1258.0, 1312.0, 1258.0]], "category_name": "optical parking lot", "caption": "There is a small optical parking lot"}, {"id": 7143, "image_id": 4087, "category_id": 3, "bbox": [1128.0, 932.0, 294.0, 316.0], "area": 92904.0, "iscrowd": 0, "ignore": 0, "segmentation": [[1128.0, 932.0, 1422.0, 932.0, 1422.0, 1248.0, 1128.0, 1248.0]], "category_name": "optical T junction", "caption": "There is a small optical parking lot and the optical T junction that needs to be found is located in the corner of it at the bottom right"}, {"id": 7144, "image_id": 4088, "category_id": 8, "bbox": [58.0, 258.0, 567.0, 163.0], "area": 92421.0, "iscrowd": 0, "ignore": 0, "segmentation": [[58.0, 258.0, 625.0, 258.0, 625.0, 421.0, 58.0, 421.0]], "category_name": "optical parking lot", "caption": "The big optical parking lot located in the center"}, {"id": 7145, "image_id": 4089, "category_id": 8, "bbox": [52.0, 41.0, 102.0, 77.0], "area": 7854.0, "iscrowd": 0, "ignore": 0, "segmentation": [[52.0, 41.0, 154.0, 41.0, 154.0, 118.0, 52.0, 118.0]], "category_name": "optical parking lot", "caption": "The small optical parking lot located at the top left"}, {"id": 7146, "image_id": 4089, "category_id": 8, "bbox": [52.0, 588.0, 182.0, 79.0], "area": 14378.0, "iscrowd": 0, "ignore": 0, "segmentation": [[52.0, 588.0, 234.0, 588.0, 234.0, 667.0, 52.0, 667.0]], "category_name": "optical parking lot", "caption": "There is a optical parking lot in the corner of the image located at the bottom left"}, {"id": 7147, "image_id": 4089, "category_id": 3, "bbox": [485.0, 350.0, 270.0, 280.0], "area": 75600.0, "iscrowd": 0, "ignore": 0, "segmentation": [[485.0, 350.0, 755.0, 350.0, 755.0, 630.0, 485.0, 630.0]], "category_name": "optical T junction", "caption": "The big optical T junction located on the right"}, {"id": 7148, "image_id": 4090, "category_id": 8, "bbox": [692.0, 289.0, 157.0, 334.0], "area": 52438.0, "iscrowd": 0, "ignore": 0, "segmentation": [[692.0, 289.0, 849.0, 289.0, 849.0, 623.0, 692.0, 623.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot on the right side of the image"}, {"id": 7149, "image_id": 4090, "category_id": 3, "bbox": [84.0, 99.0, 316.0, 333.0], "area": 105228.0, "iscrowd": 0, "ignore": 0, "segmentation": [[84.0, 99.0, 400.0, 99.0, 400.0, 432.0, 84.0, 432.0]], "category_name": "optical T junction", "caption": "There is a big optical T junction located at the top left"}, {"id": 7150, "image_id": 4091, "category_id": 2, "bbox": [360.0, 34.0, 303.0, 287.0], "area": 86961.0, "iscrowd": 0, "ignore": 0, "segmentation": [[360.0, 34.0, 663.0, 34.0, 663.0, 321.0, 360.0, 321.0]], "category_name": "optical crossroad", "caption": "There is an optical crossroad at the top left of the image"}, {"id": 7151, "image_id": 4091, "category_id": 2, "bbox": [175.0, 460.0, 291.0, 287.0], "area": 83517.0, "iscrowd": 0, "ignore": 0, "segmentation": [[175.0, 460.0, 466.0, 460.0, 466.0, 747.0, 175.0, 747.0]], "category_name": "optical crossroad", "caption": "The optical crossroad at the bottom"}, {"id": 7152, "image_id": 4091, "category_id": 8, "bbox": [277.0, 399.0, 98.0, 157.0], "area": 15386.0, "iscrowd": 0, "ignore": 0, "segmentation": [[277.0, 399.0, 375.0, 399.0, 375.0, 556.0, 277.0, 556.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the center"}, {"id": 7153, "image_id": 4092, "category_id": 8, "bbox": [399.0, 259.0, 174.0, 501.0], "area": 87174.0, "iscrowd": 0, "ignore": 0, "segmentation": [[399.0, 259.0, 573.0, 259.0, 573.0, 760.0, 399.0, 760.0]], "category_name": "optical parking lot", "caption": "The big optical parking lot located in the center"}, {"id": 7154, "image_id": 4093, "category_id": 8, "bbox": [491.0, 596.0, 274.0, 64.0], "area": 17536.0, "iscrowd": 0, "ignore": 0, "segmentation": [[491.0, 596.0, 765.0, 596.0, 765.0, 660.0, 491.0, 660.0]], "category_name": "optical parking lot", "caption": "There is an optical parking lot in the lower right corner of the image"}, {"id": 7155, "image_id": 4094, "category_id": 4, "bbox": [160.0, 553.0, 129.0, 203.0], "area": 26187.0, "iscrowd": 0, "ignore": 0, "segmentation": [[160.0, 553.0, 289.0, 553.0, 289.0, 756.0, 160.0, 756.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field at the bottom left"}, {"id": 7156, "image_id": 4094, "category_id": 9, "bbox": [196.0, 595.0, 66.0, 119.0], "area": 7854.0, "iscrowd": 0, "ignore": 0, "segmentation": [[196.0, 595.0, 262.0, 595.0, 262.0, 714.0, 196.0, 714.0]], "category_name": "optical basketball court", "caption": "The green optical basketball court at the bottom left"}, {"id": 7157, "image_id": 4095, "category_id": 4, "bbox": [451.0, 273.0, 346.0, 231.0], "area": 79926.0, "iscrowd": 0, "ignore": 0, "segmentation": [[451.0, 273.0, 797.0, 273.0, 797.0, 504.0, 451.0, 504.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field in the center"}, {"id": 7158, "image_id": 4095, "category_id": 9, "bbox": [525.0, 312.0, 78.0, 114.0], "area": 8892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[525.0, 312.0, 603.0, 312.0, 603.0, 426.0, 525.0, 426.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court in the center"}, {"id": 7159, "image_id": 4096, "category_id": 4, "bbox": [364.0, 283.0, 328.0, 213.0], "area": 69864.0, "iscrowd": 0, "ignore": 0, "segmentation": [[364.0, 283.0, 692.0, 283.0, 692.0, 496.0, 364.0, 496.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field in the center"}, {"id": 7160, "image_id": 4096, "category_id": 9, "bbox": [428.0, 325.0, 65.0, 113.0], "area": 7345.0, "iscrowd": 0, "ignore": 0, "segmentation": [[428.0, 325.0, 493.0, 325.0, 493.0, 438.0, 428.0, 438.0]], "category_name": "optical basketball court", "caption": "There is a green optical basketball court in the center"}, {"id": 7161, "image_id": 4097, "category_id": 4, "bbox": [346.0, 204.0, 181.0, 338.0], "area": 61178.0, "iscrowd": 0, "ignore": 0, "segmentation": [[346.0, 204.0, 527.0, 204.0, 527.0, 542.0, 346.0, 542.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field in the center"}, {"id": 7162, "image_id": 4097, "category_id": 9, "bbox": [244.0, 331.0, 55.0, 91.0], "area": 5005.0, "iscrowd": 0, "ignore": 0, "segmentation": [[244.0, 331.0, 299.0, 331.0, 299.0, 422.0, 244.0, 422.0]], "category_name": "optical basketball court", "caption": "There is an optical basketball court on the left side of the image"}, {"id": 7163, "image_id": 4097, "category_id": 9, "bbox": [215.0, 430.0, 56.0, 95.0], "area": 5320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[215.0, 430.0, 271.0, 430.0, 271.0, 525.0, 215.0, 525.0]], "category_name": "optical basketball court", "caption": "There is an optical basketball court on the left side of the image, and the optical basketball court that needs to be found is located in the lower left corner of it."}, {"id": 7164, "image_id": 4097, "category_id": 9, "bbox": [275.0, 432.0, 50.0, 100.0], "area": 5000.0, "iscrowd": 0, "ignore": 0, "segmentation": [[275.0, 432.0, 325.0, 432.0, 325.0, 532.0, 275.0, 532.0]], "category_name": "optical basketball court", "caption": "There is a big optical ground track field and the optical basketball court that needs to be found is located in the corner of it at the bottom"}, {"id": 7165, "image_id": 4098, "category_id": 9, "bbox": [165.0, 42.0, 87.0, 107.0], "area": 9309.0, "iscrowd": 0, "ignore": 0, "segmentation": [[165.0, 42.0, 252.0, 42.0, 252.0, 149.0, 165.0, 149.0]], "category_name": "optical basketball court", "caption": "There is a big optical ground track field and the optical basketball court that needs to be found is located in the corner of it in the center"}, {"id": 7166, "image_id": 4098, "category_id": 9, "bbox": [117.0, 128.0, 88.0, 106.0], "area": 9328.0, "iscrowd": 0, "ignore": 0, "segmentation": [[117.0, 128.0, 205.0, 128.0, 205.0, 234.0, 117.0, 234.0]], "category_name": "optical basketball court", "caption": "The optical basketball court at the bottom of the image"}, {"id": 7167, "image_id": 4098, "category_id": 4, "bbox": [91.0, 21.0, 184.0, 225.0], "area": 41400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[91.0, 21.0, 275.0, 21.0, 275.0, 246.0, 91.0, 246.0]], "category_name": "optical ground track field", "caption": "There is a big optical ground track field"}, {"id": 7168, "image_id": 4099, "category_id": 13, "bbox": [96.0, 237.0, 228.0, 169.0], "area": 38532.0, "iscrowd": 0, "ignore": 0, "segmentation": [[96.0, 237.0, 324.0, 237.0, 324.0, 406.0, 96.0, 406.0]], "category_name": "optical harbor", "caption": "The optical harbor on the left side of the image"}, {"id": 7169, "image_id": 4099, "category_id": 13, "bbox": [395.0, 169.0, 251.0, 112.0], "area": 28112.0, "iscrowd": 0, "ignore": 0, "segmentation": [[395.0, 169.0, 646.0, 169.0, 646.0, 281.0, 395.0, 281.0]], "category_name": "optical harbor", "caption": "The optical harbor in the top right corner of the image"}, {"id": 7170, "image_id": 4099, "category_id": 13, "bbox": [330.0, 357.0, 273.0, 449.0], "area": 122577.0, "iscrowd": 0, "ignore": 0, "segmentation": [[330.0, 357.0, 603.0, 357.0, 603.0, 806.0, 330.0, 806.0]], "category_name": "optical harbor", "caption": "The optical harbor in the bottom right corner of the image"}, {"id": 7171, "image_id": 4099, "category_id": 13, "bbox": [64.0, 408.0, 220.0, 403.0], "area": 88660.0, "iscrowd": 0, "ignore": 0, "segmentation": [[64.0, 408.0, 284.0, 408.0, 284.0, 811.0, 64.0, 811.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the bottom left corner of the image"}, {"id": 7172, "image_id": 4100, "category_id": 13, "bbox": [283.0, 44.0, 144.0, 565.0], "area": 81360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[283.0, 44.0, 427.0, 44.0, 427.0, 609.0, 283.0, 609.0]], "category_name": "optical harbor", "caption": "There is an optical harbor on the right side of the image"}, {"id": 7173, "image_id": 4100, "category_id": 13, "bbox": [167.0, 9.0, 90.0, 243.0], "area": 21870.0, "iscrowd": 0, "ignore": 0, "segmentation": [[167.0, 9.0, 257.0, 9.0, 257.0, 252.0, 167.0, 252.0]], "category_name": "optical harbor", "caption": "There is an optical harbor at the top of the image"}, {"id": 7174, "image_id": 4100, "category_id": 13, "bbox": [96.0, 232.0, 143.0, 64.0], "area": 9152.0, "iscrowd": 0, "ignore": 0, "segmentation": [[96.0, 232.0, 239.0, 232.0, 239.0, 296.0, 96.0, 296.0]], "category_name": "optical harbor", "caption": "The optical harbor in the of the image located in the center"}, {"id": 7175, "image_id": 4100, "category_id": 13, "bbox": [3.0, 302.0, 188.0, 312.0], "area": 58656.0, "iscrowd": 0, "ignore": 0, "segmentation": [[3.0, 302.0, 191.0, 302.0, 191.0, 614.0, 3.0, 614.0]], "category_name": "optical harbor", "caption": "The optical harbor in the lower left corner of the image"}, {"id": 7176, "image_id": 4101, "category_id": 13, "bbox": [26.0, 283.0, 709.0, 186.0], "area": 131874.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 283.0, 735.0, 283.0, 735.0, 469.0, 26.0, 469.0]], "category_name": "optical harbor", "caption": "There is a big optical harbor in the center"}, {"id": 7177, "image_id": 4102, "category_id": 13, "bbox": [26.0, 16.0, 176.0, 198.0], "area": 34848.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 16.0, 202.0, 16.0, 202.0, 214.0, 26.0, 214.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the top left corner of the image"}, {"id": 7178, "image_id": 4102, "category_id": 13, "bbox": [242.0, 139.0, 328.0, 246.0], "area": 80688.0, "iscrowd": 0, "ignore": 0, "segmentation": [[242.0, 139.0, 570.0, 139.0, 570.0, 385.0, 242.0, 385.0]], "category_name": "optical harbor", "caption": "There is an optical harbor at the top of the image"}, {"id": 7179, "image_id": 4102, "category_id": 13, "bbox": [8.0, 319.0, 212.0, 361.0], "area": 76532.0, "iscrowd": 0, "ignore": 0, "segmentation": [[8.0, 319.0, 220.0, 319.0, 220.0, 680.0, 8.0, 680.0]], "category_name": "optical harbor", "caption": "The optical harbor on the left side of the image"}, {"id": 7180, "image_id": 4102, "category_id": 13, "bbox": [196.0, 513.0, 177.0, 218.0], "area": 38586.0, "iscrowd": 0, "ignore": 0, "segmentation": [[196.0, 513.0, 373.0, 513.0, 373.0, 731.0, 196.0, 731.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the lower left corner of the image"}, {"id": 7181, "image_id": 4103, "category_id": 13, "bbox": [290.0, 21.0, 253.0, 383.0], "area": 96899.0, "iscrowd": 0, "ignore": 0, "segmentation": [[290.0, 21.0, 543.0, 21.0, 543.0, 404.0, 290.0, 404.0]], "category_name": "optical harbor", "caption": "There is a big optical harbor on the right"}, {"id": 7182, "image_id": 4104, "category_id": 13, "bbox": [15.0, 54.0, 358.0, 234.0], "area": 83772.0, "iscrowd": 0, "ignore": 0, "segmentation": [[15.0, 54.0, 373.0, 54.0, 373.0, 288.0, 15.0, 288.0]], "category_name": "optical harbor", "caption": "There is a big optical harbor located at the top"}, {"id": 7183, "image_id": 4104, "category_id": 13, "bbox": [23.0, 368.0, 269.0, 102.0], "area": 27438.0, "iscrowd": 0, "ignore": 0, "segmentation": [[23.0, 368.0, 292.0, 368.0, 292.0, 470.0, 23.0, 470.0]], "category_name": "optical harbor", "caption": "The optical harbor on the left side of the image"}, {"id": 7184, "image_id": 4104, "category_id": 13, "bbox": [351.0, 167.0, 137.0, 228.0], "area": 31236.0, "iscrowd": 0, "ignore": 0, "segmentation": [[351.0, 167.0, 488.0, 167.0, 488.0, 395.0, 351.0, 395.0]], "category_name": "optical harbor", "caption": "The optical harbor on the right side of the image"}, {"id": 7185, "image_id": 4105, "category_id": 13, "bbox": [552.0, 26.0, 117.0, 240.0], "area": 28080.0, "iscrowd": 0, "ignore": 0, "segmentation": [[552.0, 26.0, 669.0, 26.0, 669.0, 266.0, 552.0, 266.0]], "category_name": "optical harbor", "caption": "There is an optical harbor in the top right corner of the image"}, {"id": 7186, "image_id": 4105, "category_id": 13, "bbox": [112.0, 140.0, 476.0, 262.0], "area": 124712.0, "iscrowd": 0, "ignore": 0, "segmentation": [[112.0, 140.0, 588.0, 140.0, 588.0, 402.0, 112.0, 402.0]], "category_name": "optical harbor", "caption": "The optical harbor at the top of the image"}, {"id": 7187, "image_id": 4105, "category_id": 13, "bbox": [10.0, 614.0, 455.0, 218.0], "area": 99190.0, "iscrowd": 0, "ignore": 0, "segmentation": [[10.0, 614.0, 465.0, 614.0, 465.0, 832.0, 10.0, 832.0]], "category_name": "optical harbor", "caption": "There is a optical harbor of the image located at the bottom"}, {"id": 7188, "image_id": 4106, "category_id": 4, "bbox": [367.0, 1022.0, 174.0, 389.0], "area": 67686.0, "iscrowd": 0, "ignore": 0, "segmentation": [[367.0, 1022.0, 541.0, 1022.0, 541.0, 1411.0, 367.0, 1411.0]], "category_name": "optical ground track field", "caption": "There is a red and green optical ground track field on the left"}, {"id": 7189, "image_id": 4106, "category_id": 9, "bbox": [533.0, 1177.0, 132.0, 84.0], "area": 11088.0, "iscrowd": 0, "ignore": 0, "segmentation": [[533.0, 1177.0, 665.0, 1177.0, 665.0, 1261.0, 533.0, 1261.0]], "category_name": "optical basketball court", "caption": "There is a small optical basketball court located in the center"}, {"id": 7190, "image_id": 4107, "category_id": 10, "bbox": [337.0, 292.0, 235.0, 225.0], "area": 52875.0, "iscrowd": 0, "ignore": 0, "segmentation": [[337.0, 292.0, 572.0, 292.0, 572.0, 517.0, 337.0, 517.0]], "category_name": "optical storage tank", "caption": "The large optical storage tank in the middle"}, {"id": 7191, "image_id": 4108, "category_id": 10, "bbox": [320.0, 315.0, 139.0, 138.0], "area": 19182.0, "iscrowd": 0, "ignore": 0, "segmentation": [[320.0, 315.0, 459.0, 315.0, 459.0, 453.0, 320.0, 453.0]], "category_name": "optical storage tank", "caption": "The large optical storage tank located in the center"}, {"id": 7192, "image_id": 4109, "category_id": 10, "bbox": [301.0, 363.0, 207.0, 206.0], "area": 42642.0, "iscrowd": 0, "ignore": 0, "segmentation": [[301.0, 363.0, 508.0, 363.0, 508.0, 569.0, 301.0, 569.0]], "category_name": "optical storage tank", "caption": "The rounded optical storage tank located in the center"}, {"id": 7193, "image_id": 4110, "category_id": 7, "bbox": [602.0, 363.0, 102.0, 215.0], "area": 21930.0, "iscrowd": 0, "ignore": 0, "segmentation": [[602.0, 363.0, 704.0, 363.0, 704.0, 578.0, 602.0, 578.0]], "category_name": "optical tennis court", "caption": "A optical tennis court on the far right"}, {"id": 7194, "image_id": 4111, "category_id": 10, "bbox": [132.0, 338.0, 147.0, 138.0], "area": 20286.0, "iscrowd": 0, "ignore": 0, "segmentation": [[132.0, 338.0, 279.0, 338.0, 279.0, 476.0, 132.0, 476.0]], "category_name": "optical storage tank", "caption": "A large optical storage tank located on the left"}, {"id": 7195, "image_id": 4112, "category_id": 10, "bbox": [301.0, 355.0, 122.0, 123.0], "area": 15006.0, "iscrowd": 0, "ignore": 0, "segmentation": [[301.0, 355.0, 423.0, 355.0, 423.0, 478.0, 301.0, 478.0]], "category_name": "optical storage tank", "caption": "The rounded white optical storage tank in the middle"}, {"id": 7196, "image_id": 4113, "category_id": 7, "bbox": [288.0, 163.0, 203.0, 268.0], "area": 54404.0, "iscrowd": 0, "ignore": 0, "segmentation": [[288.0, 163.0, 491.0, 163.0, 491.0, 431.0, 288.0, 431.0]], "category_name": "optical tennis court", "caption": "The rectangular huge optical tennis court located in the center"}, {"id": 7197, "image_id": 4113, "category_id": 0, "bbox": [718.0, 667.0, 35.0, 48.0], "area": 1680.0, "iscrowd": 0, "ignore": 0, "segmentation": [[718.0, 667.0, 753.0, 667.0, 753.0, 715.0, 718.0, 715.0]], "category_name": "optical vehicle", "caption": "An optical vehicle is on the lower right of the huge rectangular optical tennis court"}, {"id": 7198, "image_id": 4114, "category_id": 7, "bbox": [358.0, 279.0, 129.0, 279.0], "area": 35991.0, "iscrowd": 0, "ignore": 0, "segmentation": [[358.0, 279.0, 487.0, 279.0, 487.0, 558.0, 358.0, 558.0]], "category_name": "optical tennis court", "caption": "An optical tennis court is on the lower left of the tiny optical ship on the right"}, {"id": 7199, "image_id": 4115, "category_id": 10, "bbox": [219.0, 386.0, 172.0, 167.0], "area": 28724.0, "iscrowd": 0, "ignore": 0, "segmentation": [[219.0, 386.0, 391.0, 386.0, 391.0, 553.0, 219.0, 553.0]], "category_name": "optical storage tank", "caption": "The rounded optical storage tank located in the center"}, {"id": 7200, "image_id": 4116, "category_id": 10, "bbox": [358.0, 260.0, 142.0, 134.0], "area": 19028.0, "iscrowd": 0, "ignore": 0, "segmentation": [[358.0, 260.0, 500.0, 260.0, 500.0, 394.0, 358.0, 394.0]], "category_name": "optical storage tank", "caption": "A rounded optical storage tank in the center"}, {"id": 7201, "image_id": 4117, "category_id": 7, "bbox": [191.0, 168.0, 98.0, 210.0], "area": 20580.0, "iscrowd": 0, "ignore": 0, "segmentation": [[191.0, 168.0, 289.0, 168.0, 289.0, 378.0, 191.0, 378.0]], "category_name": "optical tennis court", "caption": "A optical tennis court located on the left"}, {"id": 7202, "image_id": 4117, "category_id": 0, "bbox": [669.0, 710.0, 37.0, 38.0], "area": 1406.0, "iscrowd": 0, "ignore": 0, "segmentation": [[669.0, 710.0, 706.0, 710.0, 706.0, 748.0, 669.0, 748.0]], "category_name": "optical vehicle", "caption": "An optical vehicle is below the optical tennis court on the left"}, {"id": 7203, "image_id": 4118, "category_id": 7, "bbox": [400.0, 364.0, 242.0, 289.0], "area": 69938.0, "iscrowd": 0, "ignore": 0, "segmentation": [[400.0, 364.0, 642.0, 364.0, 642.0, 653.0, 400.0, 653.0]], "category_name": "optical tennis court", "caption": "The optical tennis court is on the lower right of the blue and gray rectangular huge optical basketball court"}, {"id": 7204, "image_id": 4118, "category_id": 7, "bbox": [268.0, 281.0, 239.0, 284.0], "area": 67876.0, "iscrowd": 0, "ignore": 0, "segmentation": [[268.0, 281.0, 507.0, 281.0, 507.0, 565.0, 268.0, 565.0]], "category_name": "optical tennis court", "caption": "The optical tennis court is on the right of the blue and gray optical basketball court"}, {"id": 7205, "image_id": 4119, "category_id": 7, "bbox": [308.0, 233.0, 110.0, 140.0], "area": 15400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[308.0, 233.0, 418.0, 233.0, 418.0, 373.0, 308.0, 373.0]], "category_name": "optical tennis court", "caption": "A rectangular large optical tennis court in the middle"}, {"id": 7206, "image_id": 4120, "category_id": 0, "bbox": [634.0, 612.0, 22.0, 39.0], "area": 858.0, "iscrowd": 0, "ignore": 0, "segmentation": [[634.0, 612.0, 656.0, 612.0, 656.0, 651.0, 634.0, 651.0]], "category_name": "optical vehicle", "caption": "The tiny optical vehicle located at the bottom right"}, {"id": 7207, "image_id": 4120, "category_id": 10, "bbox": [571.0, 602.0, 39.0, 37.0], "area": 1443.0, "iscrowd": 0, "ignore": 0, "segmentation": [[571.0, 602.0, 610.0, 602.0, 610.0, 639.0, 571.0, 639.0]], "category_name": "optical storage tank", "caption": "An optical storage tank is on the left of the gray optical vehicle on the lower right"}, {"id": 7208, "image_id": 4120, "category_id": 10, "bbox": [541.0, 592.0, 31.0, 28.0], "area": 868.0, "iscrowd": 0, "ignore": 0, "segmentation": [[541.0, 592.0, 572.0, 592.0, 572.0, 620.0, 541.0, 620.0]], "category_name": "optical storage tank", "caption": "An optical storage tank is below the chimney at the top"}, {"id": 7209, "image_id": 4121, "category_id": 10, "bbox": [414.0, 231.0, 162.0, 167.0], "area": 27054.0, "iscrowd": 0, "ignore": 0, "segmentation": [[414.0, 231.0, 576.0, 231.0, 576.0, 398.0, 414.0, 398.0]], "category_name": "optical storage tank", "caption": "The large optical storage tank in the center"}, {"id": 7210, "image_id": 4121, "category_id": 10, "bbox": [532.0, 176.0, 38.0, 43.0], "area": 1634.0, "iscrowd": 0, "ignore": 0, "segmentation": [[532.0, 176.0, 570.0, 176.0, 570.0, 219.0, 532.0, 219.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the upper right"}, {"id": 7211, "image_id": 4122, "category_id": 10, "bbox": [270.0, 392.0, 260.0, 263.0], "area": 68380.0, "iscrowd": 0, "ignore": 0, "segmentation": [[270.0, 392.0, 530.0, 392.0, 530.0, 655.0, 270.0, 655.0]], "category_name": "optical storage tank", "caption": "A white large optical storage tank located in the center"}, {"id": 7212, "image_id": 4123, "category_id": 10, "bbox": [265.0, 324.0, 183.0, 168.0], "area": 30744.0, "iscrowd": 0, "ignore": 0, "segmentation": [[265.0, 324.0, 448.0, 324.0, 448.0, 492.0, 265.0, 492.0]], "category_name": "optical storage tank", "caption": "A rounded gray and white optical storage tank in the center"}, {"id": 7213, "image_id": 4124, "category_id": 10, "bbox": [299.0, 298.0, 131.0, 121.0], "area": 15851.0, "iscrowd": 0, "ignore": 0, "segmentation": [[299.0, 298.0, 430.0, 298.0, 430.0, 419.0, 299.0, 419.0]], "category_name": "optical storage tank", "caption": "A small optical storage tank located in the center"}, {"id": 7214, "image_id": 4125, "category_id": 7, "bbox": [355.0, 363.0, 197.0, 174.0], "area": 34278.0, "iscrowd": 0, "ignore": 0, "segmentation": [[355.0, 363.0, 552.0, 363.0, 552.0, 537.0, 355.0, 537.0]], "category_name": "optical tennis court", "caption": "The tiny optical vehicle is on the lower right of the large optical tennis court"}, {"id": 7215, "image_id": 4125, "category_id": 0, "bbox": [153.0, 234.0, 30.0, 48.0], "area": 1440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[153.0, 234.0, 183.0, 234.0, 183.0, 282.0, 153.0, 282.0]], "category_name": "optical vehicle", "caption": "The large optical tennis court is on the upper left of the tiny optical vehicle"}, {"id": 7216, "image_id": 4126, "category_id": 7, "bbox": [267.0, 157.0, 198.0, 219.0], "area": 43362.0, "iscrowd": 0, "ignore": 0, "segmentation": [[267.0, 157.0, 465.0, 157.0, 465.0, 376.0, 267.0, 376.0]], "category_name": "optical tennis court", "caption": "An optical tennis court is on the upper left of the gray optical vehicle"}, {"id": 7217, "image_id": 4126, "category_id": 0, "bbox": [611.0, 667.0, 25.0, 56.0], "area": 1400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[611.0, 667.0, 636.0, 667.0, 636.0, 723.0, 611.0, 723.0]], "category_name": "optical vehicle", "caption": "The optical vehicle located at the bottom right"}, {"id": 7218, "image_id": 4127, "category_id": 10, "bbox": [505.0, 287.0, 215.0, 202.0], "area": 43430.0, "iscrowd": 0, "ignore": 0, "segmentation": [[505.0, 287.0, 720.0, 287.0, 720.0, 489.0, 505.0, 489.0]], "category_name": "optical storage tank", "caption": "The rounded white and gray optical storage tank on the right"}, {"id": 7219, "image_id": 4128, "category_id": 13, "bbox": [118.0, 364.0, 231.0, 279.0], "area": 64449.0, "iscrowd": 0, "ignore": 0, "segmentation": [[118.0, 364.0, 349.0, 364.0, 349.0, 643.0, 118.0, 643.0]], "category_name": "optical harbor", "caption": "The optical harbor is anchored with the optical ship in the middle on the left"}, {"id": 7220, "image_id": 4129, "category_id": 10, "bbox": [394.0, 353.0, 85.0, 78.0], "area": 6630.0, "iscrowd": 0, "ignore": 0, "segmentation": [[394.0, 353.0, 479.0, 353.0, 479.0, 431.0, 394.0, 431.0]], "category_name": "optical storage tank", "caption": "A small rounded optical storage tank in the center"}, {"id": 7221, "image_id": 4130, "category_id": 13, "bbox": [4.0, 3.0, 557.0, 579.0], "area": 322503.0, "iscrowd": 0, "ignore": 0, "segmentation": [[4.0, 3.0, 561.0, 3.0, 561.0, 582.0, 4.0, 582.0]], "category_name": "optical harbor", "caption": "A huge green and gray optical harbor located in the center"}, {"id": 7222, "image_id": 4131, "category_id": 0, "bbox": [682.0, 188.0, 19.0, 16.0], "area": 304.0, "iscrowd": 0, "ignore": 0, "segmentation": [[682.0, 188.0, 701.0, 188.0, 701.0, 204.0, 682.0, 204.0]], "category_name": "optical vehicle", "caption": "The tiny optical vehicle located at the top right"}, {"id": 7223, "image_id": 4131, "category_id": 13, "bbox": [564.0, 294.0, 43.0, 37.0], "area": 1591.0, "iscrowd": 0, "ignore": 0, "segmentation": [[564.0, 294.0, 607.0, 294.0, 607.0, 331.0, 564.0, 331.0]], "category_name": "optical harbor", "caption": "An optical harbor is on the right of the optical bridge on the left"}, {"id": 7224, "image_id": 4131, "category_id": 13, "bbox": [547.0, 213.0, 57.0, 34.0], "area": 1938.0, "iscrowd": 0, "ignore": 0, "segmentation": [[547.0, 213.0, 604.0, 213.0, 604.0, 247.0, 547.0, 247.0]], "category_name": "optical harbor", "caption": "The optical harbor is on the upper right of the optical bridge on the left"}, {"id": 7225, "image_id": 4132, "category_id": 13, "bbox": [589.0, 0.0, 133.0, 162.0], "area": 21546.0, "iscrowd": 0, "ignore": 0, "segmentation": [[589.0, 0.0, 722.0, 0.0, 722.0, 162.0, 589.0, 162.0]], "category_name": "optical harbor", "caption": "The green and gray optical harbor on the upper right"}, {"id": 7226, "image_id": 4133, "category_id": 10, "bbox": [570.0, 94.0, 16.0, 12.0], "area": 192.0, "iscrowd": 0, "ignore": 0, "segmentation": [[570.0, 94.0, 586.0, 94.0, 586.0, 106.0, 570.0, 106.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the located at the top right"}, {"id": 7227, "image_id": 4133, "category_id": 10, "bbox": [534.0, 110.0, 13.0, 10.0], "area": 130.0, "iscrowd": 0, "ignore": 0, "segmentation": [[534.0, 110.0, 547.0, 110.0, 547.0, 120.0, 534.0, 120.0]], "category_name": "optical storage tank", "caption": "A optical storage tank located at the top right"}, {"id": 7228, "image_id": 4133, "category_id": 13, "bbox": [278.0, 105.0, 210.0, 537.0], "area": 112770.0, "iscrowd": 0, "ignore": 0, "segmentation": [[278.0, 105.0, 488.0, 105.0, 488.0, 642.0, 278.0, 642.0]], "category_name": "optical harbor", "caption": "A optical harbor in the center"}, {"id": 7229, "image_id": 4133, "category_id": 13, "bbox": [524.0, 100.0, 78.0, 305.0], "area": 23790.0, "iscrowd": 0, "ignore": 0, "segmentation": [[524.0, 100.0, 602.0, 100.0, 602.0, 405.0, 524.0, 405.0]], "category_name": "optical harbor", "caption": "A optical harbor located at the top right"}, {"id": 7230, "image_id": 4134, "category_id": 13, "bbox": [203.0, 84.0, 511.0, 578.0], "area": 295358.0, "iscrowd": 0, "ignore": 0, "segmentation": [[203.0, 84.0, 714.0, 84.0, 714.0, 662.0, 203.0, 662.0]], "category_name": "optical harbor", "caption": "An optical harbor is on the left of the optical ship on the lower right"}, {"id": 7231, "image_id": 4135, "category_id": 13, "bbox": [322.0, 500.0, 408.0, 259.0], "area": 105672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[322.0, 500.0, 730.0, 500.0, 730.0, 759.0, 322.0, 759.0]], "category_name": "optical harbor", "caption": "The large optical harbor on the located at the bottom"}, {"id": 7232, "image_id": 4136, "category_id": 6, "bbox": [0.0, 134.0, 37.0, 45.0], "area": 1665.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 134.0, 37.0, 134.0, 37.0, 179.0, 0.0, 179.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the lower left corner of the image"}, {"id": 7233, "image_id": 4137, "category_id": 6, "bbox": [184.0, 202.0, 40.0, 22.0], "area": 880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[184.0, 202.0, 224.0, 202.0, 224.0, 224.0, 184.0, 224.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the lower right corner of the image"}, {"id": 7234, "image_id": 4138, "category_id": 6, "bbox": [0.0, 0.0, 2.0, 17.0], "area": 34.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 0.0, 2.0, 0.0, 2.0, 17.0, 0.0, 17.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located at the top left"}, {"id": 7235, "image_id": 4139, "category_id": 6, "bbox": [15.0, 17.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[15.0, 17.0, 60.0, 17.0, 60.0, 62.0, 15.0, 62.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the top left corner of the image"}, {"id": 7236, "image_id": 4140, "category_id": 6, "bbox": [0.0, 200.0, 44.0, 24.0], "area": 1056.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 200.0, 44.0, 200.0, 44.0, 224.0, 0.0, 224.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the lower left corner of the image"}, {"id": 7237, "image_id": 4141, "category_id": 6, "bbox": [211.0, 0.0, 13.0, 11.0], "area": 143.0, "iscrowd": 0, "ignore": 0, "segmentation": [[211.0, 0.0, 224.0, 0.0, 224.0, 11.0, 211.0, 11.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool at the top right"}, {"id": 7238, "image_id": 4142, "category_id": 6, "bbox": [0.0, 199.0, 31.0, 25.0], "area": 775.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 199.0, 31.0, 199.0, 31.0, 224.0, 0.0, 224.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located at the bottom left"}, {"id": 7239, "image_id": 4143, "category_id": 6, "bbox": [13.0, 38.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[13.0, 38.0, 58.0, 38.0, 58.0, 82.0, 13.0, 82.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the top left corner of the image"}, {"id": 7240, "image_id": 4144, "category_id": 6, "bbox": [125.0, 38.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[125.0, 38.0, 170.0, 38.0, 170.0, 82.0, 125.0, 82.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the top right of the image"}, {"id": 7241, "image_id": 4145, "category_id": 6, "bbox": [79.0, 23.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[79.0, 23.0, 123.0, 23.0, 123.0, 68.0, 79.0, 68.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool at the top of the image"}, {"id": 7242, "image_id": 4146, "category_id": 6, "bbox": [125.0, 150.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[125.0, 150.0, 170.0, 150.0, 170.0, 194.0, 125.0, 194.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool of the image located at the bottom"}, {"id": 7243, "image_id": 4147, "category_id": 6, "bbox": [0.0, 111.0, 5.0, 28.0], "area": 140.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 111.0, 5.0, 111.0, 5.0, 139.0, 0.0, 139.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located on the left"}, {"id": 7244, "image_id": 4148, "category_id": 6, "bbox": [18.0, 124.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[18.0, 124.0, 63.0, 124.0, 63.0, 168.0, 18.0, 168.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool on the left side of the image"}, {"id": 7245, "image_id": 4149, "category_id": 6, "bbox": [0.0, 153.0, 32.0, 45.0], "area": 1440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 153.0, 32.0, 153.0, 32.0, 198.0, 0.0, 198.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the lower left corner of the image"}, {"id": 7246, "image_id": 4150, "category_id": 6, "bbox": [10.0, 197.0, 44.0, 27.0], "area": 1188.0, "iscrowd": 0, "ignore": 0, "segmentation": [[10.0, 197.0, 54.0, 197.0, 54.0, 224.0, 10.0, 224.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the lower left corner of the image"}, {"id": 7247, "image_id": 4151, "category_id": 6, "bbox": [139.0, 128.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[139.0, 128.0, 184.0, 128.0, 184.0, 173.0, 139.0, 173.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the lower right corner of the image"}, {"id": 7248, "image_id": 4152, "category_id": 6, "bbox": [213.0, 172.0, 11.0, 39.0], "area": 429.0, "iscrowd": 0, "ignore": 0, "segmentation": [[213.0, 172.0, 224.0, 172.0, 224.0, 211.0, 213.0, 211.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located at the bottom right"}, {"id": 7249, "image_id": 4153, "category_id": 6, "bbox": [37.0, 84.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[37.0, 84.0, 82.0, 84.0, 82.0, 128.0, 37.0, 128.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool on the left side of the image"}, {"id": 7250, "image_id": 4154, "category_id": 6, "bbox": [185.0, 73.0, 39.0, 44.0], "area": 1716.0, "iscrowd": 0, "ignore": 0, "segmentation": [[185.0, 73.0, 224.0, 73.0, 224.0, 117.0, 185.0, 117.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool on the right side of the image"}, {"id": 7251, "image_id": 4155, "category_id": 6, "bbox": [184.0, 0.0, 40.0, 24.0], "area": 960.0, "iscrowd": 0, "ignore": 0, "segmentation": [[184.0, 0.0, 224.0, 0.0, 224.0, 24.0, 184.0, 24.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the top right corner of the image"}, {"id": 7252, "image_id": 4156, "category_id": 6, "bbox": [0.0, 144.0, 4.0, 25.0], "area": 100.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 144.0, 4.0, 144.0, 4.0, 169.0, 0.0, 169.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool at the bottom left"}, {"id": 7253, "image_id": 4157, "category_id": 6, "bbox": [50.0, 34.0, 44.0, 45.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[50.0, 34.0, 94.0, 34.0, 94.0, 79.0, 50.0, 79.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the top left corner of the image"}, {"id": 7254, "image_id": 4158, "category_id": 6, "bbox": [73.0, 185.0, 44.0, 39.0], "area": 1716.0, "iscrowd": 0, "ignore": 0, "segmentation": [[73.0, 185.0, 117.0, 185.0, 117.0, 224.0, 73.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool at the bottom of the image"}, {"id": 7255, "image_id": 4159, "category_id": 6, "bbox": [139.0, 23.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[139.0, 23.0, 184.0, 23.0, 184.0, 67.0, 139.0, 67.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the top right corner of the image"}, {"id": 7256, "image_id": 4160, "category_id": 6, "bbox": [213.0, 0.0, 11.0, 1.0], "area": 11.0, "iscrowd": 0, "ignore": 0, "segmentation": [[213.0, 0.0, 224.0, 0.0, 224.0, 1.0, 213.0, 1.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool at the top right"}, {"id": 7257, "image_id": 4161, "category_id": 6, "bbox": [0.0, 69.0, 18.0, 44.0], "area": 792.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 69.0, 18.0, 69.0, 18.0, 113.0, 0.0, 113.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool on the left side of the image"}, {"id": 7258, "image_id": 4162, "category_id": 6, "bbox": [115.0, 0.0, 42.0, 15.0], "area": 630.0, "iscrowd": 0, "ignore": 0, "segmentation": [[115.0, 0.0, 157.0, 0.0, 157.0, 15.0, 115.0, 15.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool at the top"}, {"id": 7259, "image_id": 4163, "category_id": 6, "bbox": [96.0, 84.0, 44.0, 44.0], "area": 1936.0, "iscrowd": 0, "ignore": 0, "segmentation": [[96.0, 84.0, 140.0, 84.0, 140.0, 128.0, 96.0, 128.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the center of the image"}, {"id": 7260, "image_id": 4164, "category_id": 6, "bbox": [94.0, 162.0, 45.0, 45.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[94.0, 162.0, 139.0, 162.0, 139.0, 207.0, 94.0, 207.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool at the bottom of the image"}, {"id": 7261, "image_id": 4165, "category_id": 6, "bbox": [0.0, 199.0, 25.0, 25.0], "area": 625.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 199.0, 25.0, 199.0, 25.0, 224.0, 0.0, 224.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located at the bottom left"}, {"id": 7262, "image_id": 4166, "category_id": 6, "bbox": [95.0, 207.0, 44.0, 17.0], "area": 748.0, "iscrowd": 0, "ignore": 0, "segmentation": [[95.0, 207.0, 139.0, 207.0, 139.0, 224.0, 95.0, 224.0]], "category_name": "optical swimming pool", "caption": "There is a small optical swimming pool at the bottom"}, {"id": 7263, "image_id": 4167, "category_id": 6, "bbox": [112.0, 123.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[112.0, 123.0, 157.0, 123.0, 157.0, 167.0, 112.0, 167.0]], "category_name": "optical swimming pool", "caption": "There is an optical swimming pool in the middle of the image"}, {"id": 7264, "image_id": 4168, "category_id": 6, "bbox": [22.0, 220.0, 26.0, 4.0], "area": 104.0, "iscrowd": 0, "ignore": 0, "segmentation": [[22.0, 220.0, 48.0, 220.0, 48.0, 224.0, 22.0, 224.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located at the bottom left"}, {"id": 7265, "image_id": 4169, "category_id": 6, "bbox": [55.0, 120.0, 45.0, 44.0], "area": 1980.0, "iscrowd": 0, "ignore": 0, "segmentation": [[55.0, 120.0, 100.0, 120.0, 100.0, 164.0, 55.0, 164.0]], "category_name": "optical swimming pool", "caption": "There is a optical swimming pool in the of the image located in the center"}, {"id": 7266, "image_id": 4170, "category_id": 6, "bbox": [9.0, 0.0, 44.0, 23.0], "area": 1012.0, "iscrowd": 0, "ignore": 0, "segmentation": [[9.0, 0.0, 53.0, 0.0, 53.0, 23.0, 9.0, 23.0]], "category_name": "optical swimming pool", "caption": "The optical swimming pool in the top left corner of the image"}, {"id": 7267, "image_id": 4171, "category_id": 6, "bbox": [220.0, 9.0, 4.0, 27.0], "area": 108.0, "iscrowd": 0, "ignore": 0, "segmentation": [[220.0, 9.0, 224.0, 9.0, 224.0, 36.0, 220.0, 36.0]], "category_name": "optical swimming pool", "caption": "The small optical swimming pool located at the top right"}, {"id": 7268, "image_id": 4172, "category_id": 4, "bbox": [128.0, 706.0, 128.0, 218.0], "area": 27904.0, "iscrowd": 0, "ignore": 0, "segmentation": [[128.0, 706.0, 256.0, 706.0, 256.0, 924.0, 128.0, 924.0]], "category_name": "optical ground track field", "caption": "The red and green optical ground track field located at the bottom left"}, {"id": 7269, "image_id": 4172, "category_id": 9, "bbox": [155.0, 744.0, 84.0, 62.0], "area": 5208.0, "iscrowd": 0, "ignore": 0, "segmentation": [[155.0, 744.0, 239.0, 744.0, 239.0, 806.0, 155.0, 806.0]], "category_name": "optical basketball court", "caption": "The small optical basketball court located at the bottom left"}, {"id": 7270, "image_id": 4172, "category_id": 7, "bbox": [163.0, 817.0, 70.0, 39.0], "area": 2730.0, "iscrowd": 0, "ignore": 0, "segmentation": [[163.0, 817.0, 233.0, 817.0, 233.0, 856.0, 163.0, 856.0]], "category_name": "optical tennis court", "caption": "The small optical tennis court located at the bottom left"}, {"id": 7271, "image_id": 4173, "category_id": 7, "bbox": [138.0, 430.0, 64.0, 141.0], "area": 9024.0, "iscrowd": 0, "ignore": 0, "segmentation": [[138.0, 430.0, 202.0, 430.0, 202.0, 571.0, 138.0, 571.0]], "category_name": "optical tennis court", "caption": "The optical tennis court is on the lower left of the optical vehicle on the right"}, {"id": 7272, "image_id": 4173, "category_id": 7, "bbox": [141.0, 216.0, 64.0, 141.0], "area": 9024.0, "iscrowd": 0, "ignore": 0, "segmentation": [[141.0, 216.0, 205.0, 216.0, 205.0, 357.0, 141.0, 357.0]], "category_name": "optical tennis court", "caption": "A optical tennis court is on the upper left of the optical vehicle on the right"}, {"id": 7273, "image_id": 4173, "category_id": 13, "bbox": [338.0, 62.0, 52.0, 497.0], "area": 25844.0, "iscrowd": 0, "ignore": 0, "segmentation": [[338.0, 62.0, 390.0, 62.0, 390.0, 559.0, 338.0, 559.0]], "category_name": "optical harbor", "caption": "A optical harbor in the center"}, {"id": 7274, "image_id": 4173, "category_id": 13, "bbox": [362.0, 639.0, 57.0, 63.0], "area": 3591.0, "iscrowd": 0, "ignore": 0, "segmentation": [[362.0, 639.0, 419.0, 639.0, 419.0, 702.0, 362.0, 702.0]], "category_name": "optical harbor", "caption": "A optical harbor is on the lower right of the optical harbor in the center"}, {"id": 7275, "image_id": 4173, "category_id": 13, "bbox": [354.0, 727.0, 63.0, 35.0], "area": 2205.0, "iscrowd": 0, "ignore": 0, "segmentation": [[354.0, 727.0, 417.0, 727.0, 417.0, 762.0, 354.0, 762.0]], "category_name": "optical harbor", "caption": "The optical harbor is below the optical harbor in the center"}, {"id": 7276, "image_id": 4173, "category_id": 13, "bbox": [236.0, 732.0, 49.0, 42.0], "area": 2058.0, "iscrowd": 0, "ignore": 0, "segmentation": [[236.0, 732.0, 285.0, 732.0, 285.0, 774.0, 236.0, 774.0]], "category_name": "optical harbor", "caption": "The optical harbor is on the lower left of the optical harbor in the center"}, {"id": 7277, "image_id": 4173, "category_id": 0, "bbox": [200.0, 783.0, 14.0, 16.0], "area": 224.0, "iscrowd": 0, "ignore": 0, "segmentation": [[200.0, 783.0, 214.0, 783.0, 214.0, 799.0, 200.0, 799.0]], "category_name": "optical vehicle", "caption": "A optical vehicle is on the right of the yellow and orange optical vehicle"}, {"id": 7278, "image_id": 4173, "category_id": 0, "bbox": [183.0, 778.0, 13.0, 21.0], "area": 273.0, "iscrowd": 0, "ignore": 0, "segmentation": [[183.0, 778.0, 196.0, 778.0, 196.0, 799.0, 183.0, 799.0]], "category_name": "optical vehicle", "caption": "The yellow and orange optical vehicle"}, {"id": 7279, "image_id": 4173, "category_id": 0, "bbox": [568.0, 406.0, 17.0, 36.0], "area": 612.0, "iscrowd": 0, "ignore": 0, "segmentation": [[568.0, 406.0, 585.0, 406.0, 585.0, 442.0, 568.0, 442.0]], "category_name": "optical vehicle", "caption": "The optical vehicle on the right"}, {"id": 7280, "image_id": 4174, "category_id": 10, "bbox": [570.0, 94.0, 16.0, 12.0], "area": 192.0, "iscrowd": 0, "ignore": 0, "segmentation": [[570.0, 94.0, 586.0, 94.0, 586.0, 106.0, 570.0, 106.0]], "category_name": "optical storage tank", "caption": "The optical storage tank on the located at the top right"}, {"id": 7281, "image_id": 4174, "category_id": 10, "bbox": [534.0, 110.0, 13.0, 10.0], "area": 130.0, "iscrowd": 0, "ignore": 0, "segmentation": [[534.0, 110.0, 547.0, 110.0, 547.0, 120.0, 534.0, 120.0]], "category_name": "optical storage tank", "caption": "A optical storage tank located at the top right"}, {"id": 7282, "image_id": 4174, "category_id": 13, "bbox": [278.0, 105.0, 210.0, 537.0], "area": 112770.0, "iscrowd": 0, "ignore": 0, "segmentation": [[278.0, 105.0, 488.0, 105.0, 488.0, 642.0, 278.0, 642.0]], "category_name": "optical harbor", "caption": "A optical harbor in the center"}, {"id": 7283, "image_id": 4174, "category_id": 13, "bbox": [524.0, 100.0, 78.0, 305.0], "area": 23790.0, "iscrowd": 0, "ignore": 0, "segmentation": [[524.0, 100.0, 602.0, 100.0, 602.0, 405.0, 524.0, 405.0]], "category_name": "optical harbor", "caption": "A optical harbor located at the top right"}, {"id": 7284, "image_id": 4175, "category_id": 14, "bbox": [437.0, 124.0, 73.0, 98.0], "area": 7154.0, "iscrowd": 0, "ignore": 0, "segmentation": [[437.0, 124.0, 510.0, 124.0, 510.0, 222.0, 437.0, 222.0]], "category_name": "sar transmission tower", "caption": "bottom part of power sar transmission tower"}, {"id": 7285, "image_id": 4175, "category_id": 14, "bbox": [437.0, 124.0, 73.0, 98.0], "area": 7154.0, "iscrowd": 0, "ignore": 0, "segmentation": [[437.0, 124.0, 510.0, 124.0, 510.0, 222.0, 437.0, 222.0]], "category_name": "sar transmission tower", "caption": "bottom part of power sar transmission tower on bare ground"}, {"id": 7286, "image_id": 4175, "category_id": 14, "bbox": [437.0, 124.0, 73.0, 98.0], "area": 7154.0, "iscrowd": 0, "ignore": 0, "segmentation": [[437.0, 124.0, 510.0, 124.0, 510.0, 222.0, 437.0, 222.0]], "category_name": "sar transmission tower", "caption": "bottom part of power sar transmission tower on the east side"}, {"id": 7287, "image_id": 4176, "category_id": 14, "bbox": [314.0, 367.0, 32.0, 34.0], "area": 1088.0, "iscrowd": 0, "ignore": 0, "segmentation": [[314.0, 367.0, 346.0, 367.0, 346.0, 401.0, 314.0, 401.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on south"}, {"id": 7288, "image_id": 4176, "category_id": 14, "bbox": [314.0, 367.0, 32.0, 34.0], "area": 1088.0, "iscrowd": 0, "ignore": 0, "segmentation": [[314.0, 367.0, 346.0, 367.0, 346.0, 401.0, 314.0, 401.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on wasteland"}, {"id": 7289, "image_id": 4176, "category_id": 14, "bbox": [314.0, 367.0, 32.0, 34.0], "area": 1088.0, "iscrowd": 0, "ignore": 0, "segmentation": [[314.0, 367.0, 346.0, 367.0, 346.0, 401.0, 314.0, 401.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower at the road bend"}, {"id": 7290, "image_id": 4176, "category_id": 14, "bbox": [314.0, 367.0, 32.0, 34.0], "area": 1088.0, "iscrowd": 0, "ignore": 0, "segmentation": [[314.0, 367.0, 346.0, 367.0, 346.0, 401.0, 314.0, 401.0]], "category_name": "sar transmission tower", "caption": "the small power sar transmission tower"}, {"id": 7291, "image_id": 4177, "category_id": 14, "bbox": [394.0, 331.0, 39.0, 52.0], "area": 2028.0, "iscrowd": 0, "ignore": 0, "segmentation": [[394.0, 331.0, 433.0, 331.0, 433.0, 383.0, 394.0, 383.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the wilderness"}, {"id": 7292, "image_id": 4177, "category_id": 14, "bbox": [394.0, 331.0, 39.0, 52.0], "area": 2028.0, "iscrowd": 0, "ignore": 0, "segmentation": [[394.0, 331.0, 433.0, 331.0, 433.0, 383.0, 394.0, 383.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower close to the road"}, {"id": 7293, "image_id": 4177, "category_id": 14, "bbox": [394.0, 331.0, 39.0, 52.0], "area": 2028.0, "iscrowd": 0, "ignore": 0, "segmentation": [[394.0, 331.0, 433.0, 331.0, 433.0, 383.0, 394.0, 383.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on east"}, {"id": 7294, "image_id": 4178, "category_id": 14, "bbox": [481.0, 404.0, 29.0, 54.0], "area": 1566.0, "iscrowd": 0, "ignore": 0, "segmentation": [[481.0, 404.0, 510.0, 404.0, 510.0, 458.0, 481.0, 458.0]], "category_name": "sar transmission tower", "caption": "the small power sar transmission tower"}, {"id": 7295, "image_id": 4178, "category_id": 14, "bbox": [481.0, 404.0, 29.0, 54.0], "area": 1566.0, "iscrowd": 0, "ignore": 0, "segmentation": [[481.0, 404.0, 510.0, 404.0, 510.0, 458.0, 481.0, 458.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower away from the village"}, {"id": 7296, "image_id": 4178, "category_id": 14, "bbox": [421.0, 364.0, 43.0, 82.0], "area": 3526.0, "iscrowd": 0, "ignore": 0, "segmentation": [[421.0, 364.0, 464.0, 364.0, 464.0, 446.0, 421.0, 446.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with strong backscatter"}, {"id": 7297, "image_id": 4178, "category_id": 14, "bbox": [421.0, 364.0, 43.0, 82.0], "area": 3526.0, "iscrowd": 0, "ignore": 0, "segmentation": [[421.0, 364.0, 464.0, 364.0, 464.0, 446.0, 421.0, 446.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near the village"}, {"id": 7298, "image_id": 4178, "category_id": 14, "bbox": [481.0, 404.0, 29.0, 54.0], "area": 1566.0, "iscrowd": 0, "ignore": 0, "segmentation": [[481.0, 404.0, 510.0, 404.0, 510.0, 458.0, 481.0, 458.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with weak backscatter"}, {"id": 7299, "image_id": 4178, "category_id": 14, "bbox": [421.0, 364.0, 43.0, 82.0], "area": 3526.0, "iscrowd": 0, "ignore": 0, "segmentation": [[421.0, 364.0, 464.0, 364.0, 464.0, 446.0, 421.0, 446.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on east"}, {"id": 7300, "image_id": 4178, "category_id": 14, "bbox": [481.0, 404.0, 29.0, 54.0], "area": 1566.0, "iscrowd": 0, "ignore": 0, "segmentation": [[481.0, 404.0, 510.0, 404.0, 510.0, 458.0, 481.0, 458.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the easternmost side"}, {"id": 7301, "image_id": 4178, "category_id": 14, "bbox": [421.0, 364.0, 43.0, 82.0], "area": 3526.0, "iscrowd": 0, "ignore": 0, "segmentation": [[421.0, 364.0, 464.0, 364.0, 464.0, 446.0, 421.0, 446.0]], "category_name": "sar transmission tower", "caption": "the large power sar transmission tower"}, {"id": 7302, "image_id": 4179, "category_id": 14, "bbox": [212.0, 423.0, 55.0, 79.0], "area": 4345.0, "iscrowd": 0, "ignore": 0, "segmentation": [[212.0, 423.0, 267.0, 423.0, 267.0, 502.0, 212.0, 502.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7303, "image_id": 4179, "category_id": 14, "bbox": [212.0, 423.0, 55.0, 79.0], "area": 4345.0, "iscrowd": 0, "ignore": 0, "segmentation": [[212.0, 423.0, 267.0, 423.0, 267.0, 502.0, 212.0, 502.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the southernmost side"}, {"id": 7304, "image_id": 4180, "category_id": 14, "bbox": [4.0, 95.0, 61.0, 85.0], "area": 5185.0, "iscrowd": 0, "ignore": 0, "segmentation": [[4.0, 95.0, 65.0, 95.0, 65.0, 180.0, 4.0, 180.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the westernmost side"}, {"id": 7305, "image_id": 4180, "category_id": 14, "bbox": [4.0, 95.0, 61.0, 85.0], "area": 5185.0, "iscrowd": 0, "ignore": 0, "segmentation": [[4.0, 95.0, 65.0, 95.0, 65.0, 180.0, 4.0, 180.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7306, "image_id": 4181, "category_id": 14, "bbox": [24.0, 0.0, 94.0, 102.0], "area": 9588.0, "iscrowd": 0, "ignore": 0, "segmentation": [[24.0, 0.0, 118.0, 0.0, 118.0, 102.0, 24.0, 102.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower on the northwest side"}, {"id": 7307, "image_id": 4181, "category_id": 14, "bbox": [24.0, 0.0, 94.0, 102.0], "area": 9588.0, "iscrowd": 0, "ignore": 0, "segmentation": [[24.0, 0.0, 118.0, 0.0, 118.0, 102.0, 24.0, 102.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower"}, {"id": 7308, "image_id": 4181, "category_id": 14, "bbox": [24.0, 0.0, 94.0, 102.0], "area": 9588.0, "iscrowd": 0, "ignore": 0, "segmentation": [[24.0, 0.0, 118.0, 0.0, 118.0, 102.0, 24.0, 102.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with power lines"}, {"id": 7309, "image_id": 4181, "category_id": 14, "bbox": [24.0, 0.0, 94.0, 102.0], "area": 9588.0, "iscrowd": 0, "ignore": 0, "segmentation": [[24.0, 0.0, 118.0, 0.0, 118.0, 102.0, 24.0, 102.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near the road"}, {"id": 7310, "image_id": 4182, "category_id": 14, "bbox": [87.0, 1.0, 305.0, 381.0], "area": 116205.0, "iscrowd": 0, "ignore": 0, "segmentation": [[87.0, 1.0, 392.0, 1.0, 392.0, 382.0, 87.0, 382.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the shore"}, {"id": 7311, "image_id": 4182, "category_id": 14, "bbox": [87.0, 1.0, 305.0, 381.0], "area": 116205.0, "iscrowd": 0, "ignore": 0, "segmentation": [[87.0, 1.0, 392.0, 1.0, 392.0, 382.0, 87.0, 382.0]], "category_name": "sar transmission tower", "caption": "huge power sar transmission tower"}, {"id": 7312, "image_id": 4182, "category_id": 14, "bbox": [87.0, 1.0, 305.0, 381.0], "area": 116205.0, "iscrowd": 0, "ignore": 0, "segmentation": [[87.0, 1.0, 392.0, 1.0, 392.0, 382.0, 87.0, 382.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7313, "image_id": 4182, "category_id": 14, "bbox": [87.0, 1.0, 305.0, 381.0], "area": 116205.0, "iscrowd": 0, "ignore": 0, "segmentation": [[87.0, 1.0, 392.0, 1.0, 392.0, 382.0, 87.0, 382.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower close to the photovoltaic panels"}, {"id": 7314, "image_id": 4182, "category_id": 14, "bbox": [87.0, 1.0, 305.0, 381.0], "area": 116205.0, "iscrowd": 0, 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southeast"}, {"id": 7321, "image_id": 4184, "category_id": 14, "bbox": [296.0, 268.0, 192.0, 209.0], "area": 40128.0, "iscrowd": 0, "ignore": 0, "segmentation": [[296.0, 268.0, 488.0, 268.0, 488.0, 477.0, 296.0, 477.0]], "category_name": "sar transmission tower", "caption": "the largest power sar transmission tower"}, {"id": 7322, "image_id": 4184, "category_id": 14, "bbox": [205.0, 395.0, 48.0, 47.0], "area": 2256.0, "iscrowd": 0, "ignore": 0, "segmentation": [[205.0, 395.0, 253.0, 395.0, 253.0, 442.0, 205.0, 442.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle southwest"}, {"id": 7323, "image_id": 4184, "category_id": 14, "bbox": [137.0, 262.0, 106.0, 125.0], "area": 13250.0, "iscrowd": 0, "ignore": 0, "segmentation": [[137.0, 262.0, 243.0, 262.0, 243.0, 387.0, 137.0, 387.0]], "category_name": "sar transmission tower", "caption": "the second largest power sar transmission tower"}, {"id": 7324, "image_id": 4184, "category_id": 14, 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79.0, 436.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with power lines"}, {"id": 7331, "image_id": 4185, "category_id": 14, "bbox": [79.0, 396.0, 33.0, 40.0], "area": 1320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[79.0, 396.0, 112.0, 396.0, 112.0, 436.0, 79.0, 436.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower close to the road"}, {"id": 7332, "image_id": 4186, "category_id": 14, "bbox": [311.0, 220.0, 64.0, 70.0], "area": 4480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[311.0, 220.0, 375.0, 220.0, 375.0, 290.0, 311.0, 290.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with power lines"}, {"id": 7333, "image_id": 4186, "category_id": 14, "bbox": [311.0, 220.0, 64.0, 70.0], "area": 4480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[311.0, 220.0, 375.0, 220.0, 375.0, 290.0, 311.0, 290.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle"}, {"id": 7334, "image_id": 4186, "category_id": 14, "bbox": [311.0, 220.0, 64.0, 70.0], "area": 4480.0, "iscrowd": 0, "ignore": 0, "segmentation": [[311.0, 220.0, 375.0, 220.0, 375.0, 290.0, 311.0, 290.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the woods"}, {"id": 7335, "image_id": 4187, "category_id": 14, "bbox": [393.0, 0.0, 33.0, 33.0], "area": 1089.0, "iscrowd": 0, "ignore": 0, "segmentation": [[393.0, 0.0, 426.0, 0.0, 426.0, 33.0, 393.0, 33.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower beside the road"}, {"id": 7336, "image_id": 4187, "category_id": 14, "bbox": [393.0, 0.0, 33.0, 33.0], "area": 1089.0, "iscrowd": 0, "ignore": 0, "segmentation": [[393.0, 0.0, 426.0, 0.0, 426.0, 33.0, 393.0, 33.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with power lines"}, {"id": 7337, "image_id": 4187, "category_id": 14, "bbox": [393.0, 0.0, 33.0, 33.0], "area": 1089.0, "iscrowd": 0, "ignore": 0, "segmentation": [[393.0, 0.0, 426.0, 0.0, 426.0, 33.0, 393.0, 33.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near the village"}, {"id": 7338, "image_id": 4187, "category_id": 14, "bbox": [393.0, 0.0, 33.0, 33.0], "area": 1089.0, "iscrowd": 0, "ignore": 0, "segmentation": [[393.0, 0.0, 426.0, 0.0, 426.0, 33.0, 393.0, 33.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the woods"}, {"id": 7339, "image_id": 4187, "category_id": 14, "bbox": [393.0, 0.0, 33.0, 33.0], "area": 1089.0, "iscrowd": 0, "ignore": 0, "segmentation": [[393.0, 0.0, 426.0, 0.0, 426.0, 33.0, 393.0, 33.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the northernmost side"}, {"id": 7340, "image_id": 4188, "category_id": 14, "bbox": [134.0, 248.0, 36.0, 42.0], "area": 1512.0, "iscrowd": 0, "ignore": 0, "segmentation": [[134.0, 248.0, 170.0, 248.0, 170.0, 290.0, 134.0, 290.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on west"}, {"id": 7341, "image_id": 4188, "category_id": 14, "bbox": [134.0, 248.0, 36.0, 42.0], "area": 1512.0, "iscrowd": 0, "ignore": 0, "segmentation": [[134.0, 248.0, 170.0, 248.0, 170.0, 290.0, 134.0, 290.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near the village"}, {"id": 7342, "image_id": 4188, "category_id": 14, "bbox": [134.0, 248.0, 36.0, 42.0], "area": 1512.0, "iscrowd": 0, "ignore": 0, "segmentation": [[134.0, 248.0, 170.0, 248.0, 170.0, 290.0, 134.0, 290.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with power lines"}, {"id": 7343, "image_id": 4188, "category_id": 14, "bbox": [134.0, 248.0, 36.0, 42.0], "area": 1512.0, "iscrowd": 0, "ignore": 0, "segmentation": [[134.0, 248.0, 170.0, 248.0, 170.0, 290.0, 134.0, 290.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the woods"}, {"id": 7344, "image_id": 4188, "category_id": 14, "bbox": [134.0, 248.0, 36.0, 42.0], "area": 1512.0, "iscrowd": 0, "ignore": 0, "segmentation": [[134.0, 248.0, 170.0, 248.0, 170.0, 290.0, 134.0, 290.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower beside the road"}, {"id": 7345, "image_id": 4189, "category_id": 14, "bbox": [414.0, 0.0, 51.0, 48.0], "area": 2448.0, "iscrowd": 0, "ignore": 0, "segmentation": [[414.0, 0.0, 465.0, 0.0, 465.0, 48.0, 414.0, 48.0]], "category_name": "sar transmission tower", "caption": "top part of power sar transmission tower in the woods"}, {"id": 7346, "image_id": 4189, "category_id": 14, "bbox": [414.0, 0.0, 51.0, 48.0], "area": 2448.0, "iscrowd": 0, "ignore": 0, "segmentation": [[414.0, 0.0, 465.0, 0.0, 465.0, 48.0, 414.0, 48.0]], "category_name": "sar transmission tower", "caption": "top part of power sar transmission tower with power lines"}, {"id": 7347, "image_id": 4189, "category_id": 14, "bbox": [414.0, 0.0, 51.0, 48.0], "area": 2448.0, "iscrowd": 0, "ignore": 0, "segmentation": [[414.0, 0.0, 465.0, 0.0, 465.0, 48.0, 414.0, 48.0]], "category_name": "sar transmission tower", "caption": "top part of power sar transmission tower on the northernmost side"}, {"id": 7348, "image_id": 4189, "category_id": 14, "bbox": [414.0, 0.0, 51.0, 48.0], "area": 2448.0, "iscrowd": 0, "ignore": 0, "segmentation": [[414.0, 0.0, 465.0, 0.0, 465.0, 48.0, 414.0, 48.0]], "category_name": "sar transmission tower", "caption": "top part of power sar transmission tower"}, {"id": 7349, "image_id": 4190, "category_id": 14, "bbox": [295.0, 39.0, 65.0, 71.0], "area": 4615.0, "iscrowd": 0, "ignore": 0, "segmentation": [[295.0, 39.0, 360.0, 39.0, 360.0, 110.0, 295.0, 110.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the farmland"}, {"id": 7350, "image_id": 4190, 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11336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[100.0, 52.0, 204.0, 52.0, 204.0, 161.0, 100.0, 161.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on north"}, {"id": 7354, "image_id": 4191, "category_id": 14, "bbox": [309.0, 0.0, 82.0, 63.0], "area": 5166.0, "iscrowd": 0, "ignore": 0, "segmentation": [[309.0, 0.0, 391.0, 0.0, 391.0, 63.0, 309.0, 63.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower without peak"}, {"id": 7355, "image_id": 4191, "category_id": 14, "bbox": [100.0, 52.0, 104.0, 109.0], "area": 11336.0, "iscrowd": 0, "ignore": 0, "segmentation": [[100.0, 52.0, 204.0, 52.0, 204.0, 161.0, 100.0, 161.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with visible cross arms"}, {"id": 7356, "image_id": 4192, "category_id": 14, "bbox": [244.0, 171.0, 104.0, 113.0], "area": 11752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[244.0, 171.0, 348.0, 171.0, 348.0, 284.0, 244.0, 284.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the woods"}, {"id": 7357, "image_id": 4192, "category_id": 14, "bbox": [244.0, 171.0, 104.0, 113.0], "area": 11752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[244.0, 171.0, 348.0, 171.0, 348.0, 284.0, 244.0, 284.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near the road"}, {"id": 7358, "image_id": 4192, "category_id": 14, "bbox": [244.0, 171.0, 104.0, 113.0], "area": 11752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[244.0, 171.0, 348.0, 171.0, 348.0, 284.0, 244.0, 284.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle"}, {"id": 7359, "image_id": 4193, "category_id": 14, "bbox": [22.0, 201.0, 111.0, 121.0], "area": 13431.0, "iscrowd": 0, "ignore": 0, "segmentation": [[22.0, 201.0, 133.0, 201.0, 133.0, 322.0, 22.0, 322.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near buildings"}, {"id": 7360, "image_id": 4193, "category_id": 14, "bbox": [22.0, 201.0, 111.0, 121.0], "area": 13431.0, "iscrowd": 0, "ignore": 0, "segmentation": [[22.0, 201.0, 133.0, 201.0, 133.0, 322.0, 22.0, 322.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with visible cross arms"}, {"id": 7361, "image_id": 4193, "category_id": 14, "bbox": [22.0, 201.0, 111.0, 121.0], "area": 13431.0, "iscrowd": 0, "ignore": 0, "segmentation": [[22.0, 201.0, 133.0, 201.0, 133.0, 322.0, 22.0, 322.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the west side"}, {"id": 7362, "image_id": 4193, "category_id": 14, "bbox": [22.0, 201.0, 111.0, 121.0], "area": 13431.0, "iscrowd": 0, "ignore": 0, "segmentation": [[22.0, 201.0, 133.0, 201.0, 133.0, 322.0, 22.0, 322.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower beside the road"}, {"id": 7363, "image_id": 4194, "category_id": 14, "bbox": [373.0, 263.0, 128.0, 139.0], "area": 17792.0, "iscrowd": 0, "ignore": 0, "segmentation": [[373.0, 263.0, 501.0, 263.0, 501.0, 402.0, 373.0, 402.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with visible cross arms"}, {"id": 7364, "image_id": 4194, "category_id": 14, "bbox": [18.0, 180.0, 65.0, 74.0], "area": 4810.0, "iscrowd": 0, "ignore": 0, "segmentation": [[18.0, 180.0, 83.0, 180.0, 83.0, 254.0, 18.0, 254.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower beside the road"}, {"id": 7365, "image_id": 4194, "category_id": 14, "bbox": [18.0, 180.0, 65.0, 74.0], "area": 4810.0, "iscrowd": 0, "ignore": 0, "segmentation": [[18.0, 180.0, 83.0, 180.0, 83.0, 254.0, 18.0, 254.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on west"}, {"id": 7366, "image_id": 4194, "category_id": 14, "bbox": [373.0, 263.0, 128.0, 139.0], 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437.0, 420.0, 437.0, 507.0, 347.0, 507.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the southeast side"}, {"id": 7370, "image_id": 4196, "category_id": 14, "bbox": [455.0, 430.0, 55.0, 62.0], "area": 3410.0, "iscrowd": 0, "ignore": 0, "segmentation": [[455.0, 430.0, 510.0, 430.0, 510.0, 492.0, 455.0, 492.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower on southeast"}, {"id": 7371, "image_id": 4196, "category_id": 14, "bbox": [455.0, 430.0, 55.0, 62.0], "area": 3410.0, "iscrowd": 0, "ignore": 0, "segmentation": [[455.0, 430.0, 510.0, 430.0, 510.0, 492.0, 455.0, 492.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower"}, {"id": 7372, "image_id": 4196, "category_id": 14, "bbox": [455.0, 430.0, 55.0, 62.0], "area": 3410.0, "iscrowd": 0, "ignore": 0, "segmentation": [[455.0, 430.0, 510.0, 430.0, 510.0, 492.0, 455.0, 492.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower on bare ground"}, {"id": 7373, "image_id": 4197, "category_id": 14, "bbox": [96.0, 167.0, 84.0, 85.0], "area": 7140.0, "iscrowd": 0, "ignore": 0, "segmentation": [[96.0, 167.0, 180.0, 167.0, 180.0, 252.0, 96.0, 252.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on west"}, {"id": 7374, "image_id": 4197, "category_id": 14, "bbox": [96.0, 167.0, 84.0, 85.0], "area": 7140.0, "iscrowd": 0, "ignore": 0, "segmentation": [[96.0, 167.0, 180.0, 167.0, 180.0, 252.0, 96.0, 252.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on bare ground"}, {"id": 7375, "image_id": 4197, "category_id": 14, "bbox": [96.0, 167.0, 84.0, 85.0], "area": 7140.0, "iscrowd": 0, "ignore": 0, "segmentation": [[96.0, 167.0, 180.0, 167.0, 180.0, 252.0, 96.0, 252.0]], "category_name": "sar transmission tower", "caption": "power sar transmission 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{"id": 7379, "image_id": 4198, "category_id": 14, "bbox": [453.0, 418.0, 56.0, 71.0], "area": 3976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[453.0, 418.0, 509.0, 418.0, 509.0, 489.0, 453.0, 489.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower near photovoltaic panels"}, {"id": 7380, "image_id": 4199, "category_id": 14, "bbox": [405.0, 490.0, 41.0, 20.0], "area": 820.0, "iscrowd": 0, "ignore": 0, "segmentation": [[405.0, 490.0, 446.0, 490.0, 446.0, 510.0, 405.0, 510.0]], "category_name": "sar transmission tower", "caption": "top of power sar transmission tower on southeast"}, {"id": 7381, "image_id": 4199, "category_id": 14, "bbox": [143.0, 298.0, 120.0, 117.0], "area": 14040.0, "iscrowd": 0, "ignore": 0, "segmentation": [[143.0, 298.0, 263.0, 298.0, 263.0, 415.0, 143.0, 415.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on west"}, {"id": 7382, "image_id": 4199, "category_id": 14, "bbox": [259.0, 465.0, 53.0, 44.0], "area": 2332.0, "iscrowd": 0, "ignore": 0, "segmentation": [[259.0, 465.0, 312.0, 465.0, 312.0, 509.0, 259.0, 509.0]], "category_name": "sar transmission tower", "caption": "top half of power sar transmission tower on the southernmost side"}, {"id": 7383, "image_id": 4199, "category_id": 14, "bbox": [143.0, 298.0, 120.0, 117.0], "area": 14040.0, "iscrowd": 0, "ignore": 0, "segmentation": [[143.0, 298.0, 263.0, 298.0, 263.0, 415.0, 143.0, 415.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower closest to the crossroads"}, {"id": 7384, "image_id": 4199, "category_id": 14, "bbox": [279.0, 258.0, 108.0, 114.0], "area": 12312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[279.0, 258.0, 387.0, 258.0, 387.0, 372.0, 279.0, 372.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on east"}, {"id": 7385, "image_id": 4200, "category_id": 14, "bbox": [209.0, 267.0, 98.0, 97.0], "area": 9506.0, "iscrowd": 0, "ignore": 0, "segmentation": [[209.0, 267.0, 307.0, 267.0, 307.0, 364.0, 209.0, 364.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle"}, {"id": 7386, "image_id": 4200, "category_id": 14, "bbox": [444.0, 363.0, 65.0, 67.0], "area": 4355.0, "iscrowd": 0, "ignore": 0, "segmentation": [[444.0, 363.0, 509.0, 363.0, 509.0, 430.0, 444.0, 430.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower far away from photovoltaic panels"}, {"id": 7387, "image_id": 4200, "category_id": 14, "bbox": [209.0, 267.0, 98.0, 97.0], "area": 9506.0, "iscrowd": 0, "ignore": 0, "segmentation": [[209.0, 267.0, 307.0, 267.0, 307.0, 364.0, 209.0, 364.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near solar panels"}, {"id": 7388, "image_id": 4200, "category_id": 14, "bbox": [444.0, 363.0, 65.0, 67.0], "area": 4355.0, "iscrowd": 0, "ignore": 0, "segmentation": [[444.0, 363.0, 509.0, 363.0, 509.0, 430.0, 444.0, 430.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower"}, {"id": 7389, "image_id": 4200, "category_id": 14, "bbox": [444.0, 363.0, 65.0, 67.0], "area": 4355.0, "iscrowd": 0, "ignore": 0, "segmentation": [[444.0, 363.0, 509.0, 363.0, 509.0, 430.0, 444.0, 430.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower on the easternmost side"}, {"id": 7390, "image_id": 4201, "category_id": 14, "bbox": [84.0, 346.0, 97.0, 97.0], "area": 9409.0, "iscrowd": 0, "ignore": 0, "segmentation": [[84.0, 346.0, 181.0, 346.0, 181.0, 443.0, 84.0, 443.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near the layover"}, {"id": 7391, "image_id": 4201, "category_id": 14, "bbox": [84.0, 346.0, 97.0, 97.0], "area": 9409.0, "iscrowd": 0, "ignore": 0, "segmentation": [[84.0, 346.0, 181.0, 346.0, 181.0, 443.0, 84.0, 443.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the southwest side"}, {"id": 7392, "image_id": 4201, "category_id": 14, "bbox": [84.0, 346.0, 97.0, 97.0], "area": 9409.0, "iscrowd": 0, "ignore": 0, "segmentation": [[84.0, 346.0, 181.0, 346.0, 181.0, 443.0, 84.0, 443.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the mountain"}, {"id": 7393, "image_id": 4201, "category_id": 14, "bbox": [84.0, 346.0, 97.0, 97.0], "area": 9409.0, "iscrowd": 0, "ignore": 0, "segmentation": [[84.0, 346.0, 181.0, 346.0, 181.0, 443.0, 84.0, 443.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with power lines"}, {"id": 7394, "image_id": 4202, "category_id": 14, "bbox": [74.0, 192.0, 102.0, 103.0], "area": 10506.0, "iscrowd": 0, "ignore": 0, "segmentation": [[74.0, 192.0, 176.0, 192.0, 176.0, 295.0, 74.0, 295.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the west side"}, {"id": 7395, "image_id": 4202, "category_id": 14, "bbox": [74.0, 192.0, 102.0, 103.0], "area": 10506.0, "iscrowd": 0, "ignore": 0, "segmentation": [[74.0, 192.0, 176.0, 192.0, 176.0, 295.0, 74.0, 295.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the hill"}, {"id": 7396, "image_id": 4202, "category_id": 14, "bbox": [74.0, 192.0, 102.0, 103.0], "area": 10506.0, "iscrowd": 0, "ignore": 0, "segmentation": [[74.0, 192.0, 176.0, 192.0, 176.0, 295.0, 74.0, 295.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with power lines"}, {"id": 7397, "image_id": 4202, "category_id": 14, "bbox": [74.0, 192.0, 102.0, 103.0], "area": 10506.0, "iscrowd": 0, "ignore": 0, "segmentation": [[74.0, 192.0, 176.0, 192.0, 176.0, 295.0, 74.0, 295.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near the layover"}, {"id": 7398, "image_id": 4203, "category_id": 14, "bbox": [56.0, 0.0, 96.0, 106.0], "area": 10176.0, "iscrowd": 0, "ignore": 0, "segmentation": [[56.0, 0.0, 152.0, 0.0, 152.0, 106.0, 56.0, 106.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower next to road"}, {"id": 7399, "image_id": 4203, "category_id": 14, "bbox": [56.0, 0.0, 96.0, 106.0], "area": 10176.0, "iscrowd": 0, "ignore": 0, "segmentation": [[56.0, 0.0, 152.0, 0.0, 152.0, 106.0, 56.0, 106.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the wilderness"}, {"id": 7400, "image_id": 4203, "category_id": 14, "bbox": [56.0, 0.0, 96.0, 106.0], "area": 10176.0, "iscrowd": 0, "ignore": 0, "segmentation": [[56.0, 0.0, 152.0, 0.0, 152.0, 106.0, 56.0, 106.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the northwest side"}, {"id": 7401, "image_id": 4204, "category_id": 14, "bbox": [443.0, 203.0, 67.0, 92.0], "area": 6164.0, "iscrowd": 0, "ignore": 0, "segmentation": [[443.0, 203.0, 510.0, 203.0, 510.0, 295.0, 443.0, 295.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower on the easternmost side"}, {"id": 7402, "image_id": 4204, "category_id": 14, "bbox": [443.0, 203.0, 67.0, 92.0], "area": 6164.0, "iscrowd": 0, "ignore": 0, "segmentation": [[443.0, 203.0, 510.0, 203.0, 510.0, 295.0, 443.0, 295.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near the layover"}, {"id": 7403, "image_id": 4204, "category_id": 14, "bbox": [197.0, 402.0, 109.0, 103.0], "area": 11227.0, "iscrowd": 0, "ignore": 0, "segmentation": [[197.0, 402.0, 306.0, 402.0, 306.0, 505.0, 197.0, 505.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower far away from the layover"}, {"id": 7404, "image_id": 4204, "category_id": 14, "bbox": [443.0, 203.0, 67.0, 92.0], "area": 6164.0, "iscrowd": 0, "ignore": 0, "segmentation": [[443.0, 203.0, 510.0, 203.0, 510.0, 295.0, 443.0, 295.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with strong backscatter"}, {"id": 7405, "image_id": 4204, "category_id": 14, "bbox": [197.0, 402.0, 109.0, 103.0], "area": 11227.0, "iscrowd": 0, "ignore": 0, "segmentation": [[197.0, 402.0, 306.0, 402.0, 306.0, 505.0, 197.0, 505.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the southernmost side"}, {"id": 7406, "image_id": 4205, "category_id": 14, "bbox": [203.0, 143.0, 103.0, 102.0], "area": 10506.0, "iscrowd": 0, "ignore": 0, "segmentation": [[203.0, 143.0, 306.0, 143.0, 306.0, 245.0, 203.0, 245.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on wasteland"}, {"id": 7407, "image_id": 4205, "category_id": 14, "bbox": [203.0, 143.0, 103.0, 102.0], "area": 10506.0, "iscrowd": 0, "ignore": 0, "segmentation": [[203.0, 143.0, 306.0, 143.0, 306.0, 245.0, 203.0, 245.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower next to road"}, {"id": 7408, "image_id": 4205, "category_id": 14, "bbox": [203.0, 143.0, 103.0, 102.0], "area": 10506.0, "iscrowd": 0, "ignore": 0, "segmentation": [[203.0, 143.0, 306.0, 143.0, 306.0, 245.0, 203.0, 245.0]], "category_name": "sar transmission tower", "caption": "middle power sar transmission tower"}, {"id": 7409, "image_id": 4206, "category_id": 14, "bbox": [14.0, 8.0, 106.0, 92.0], "area": 9752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[14.0, 8.0, 120.0, 8.0, 120.0, 100.0, 14.0, 100.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near the building"}, {"id": 7410, "image_id": 4206, "category_id": 14, "bbox": [342.0, 262.0, 97.0, 119.0], "area": 11543.0, "iscrowd": 0, "ignore": 0, "segmentation": [[342.0, 262.0, 439.0, 262.0, 439.0, 381.0, 342.0, 381.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the east side"}, {"id": 7411, "image_id": 4206, "category_id": 14, "bbox": [342.0, 262.0, 97.0, 119.0], "area": 11543.0, "iscrowd": 0, "ignore": 0, "segmentation": [[342.0, 262.0, 439.0, 262.0, 439.0, 381.0, 342.0, 381.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near the road"}, {"id": 7412, "image_id": 4206, "category_id": 14, "bbox": [14.0, 8.0, 106.0, 92.0], "area": 9752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[14.0, 8.0, 120.0, 8.0, 120.0, 100.0, 14.0, 100.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the northwest side"}, {"id": 7413, "image_id": 4206, "category_id": 14, "bbox": [16.0, 103.0, 102.0, 116.0], "area": 11832.0, "iscrowd": 0, "ignore": 0, "segmentation": [[16.0, 103.0, 118.0, 103.0, 118.0, 219.0, 16.0, 219.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on west"}, {"id": 7414, "image_id": 4207, "category_id": 14, "bbox": [321.0, 16.0, 110.0, 123.0], "area": 13530.0, "iscrowd": 0, "ignore": 0, "segmentation": [[321.0, 16.0, 431.0, 16.0, 431.0, 139.0, 321.0, 139.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower blocked by the layover"}, {"id": 7415, "image_id": 4207, "category_id": 14, "bbox": [321.0, 16.0, 110.0, 123.0], "area": 13530.0, "iscrowd": 0, "ignore": 0, "segmentation": [[321.0, 16.0, 431.0, 16.0, 431.0, 139.0, 321.0, 139.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northeast"}, {"id": 7416, "image_id": 4207, "category_id": 14, "bbox": [321.0, 16.0, 110.0, 123.0], "area": 13530.0, "iscrowd": 0, "ignore": 0, "segmentation": [[321.0, 16.0, 431.0, 16.0, 431.0, 139.0, 321.0, 139.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near the road"}, {"id": 7417, "image_id": 4208, "category_id": 14, "bbox": [251.0, 0.0, 56.0, 50.0], "area": 2800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[251.0, 0.0, 307.0, 0.0, 307.0, 50.0, 251.0, 50.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower"}, {"id": 7418, "image_id": 4208, "category_id": 14, "bbox": [251.0, 0.0, 56.0, 50.0], "area": 2800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[251.0, 0.0, 307.0, 0.0, 307.0, 50.0, 251.0, 50.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the northernmost side"}, {"id": 7419, "image_id": 4208, "category_id": 14, "bbox": [59.0, 41.0, 96.0, 105.0], "area": 10080.0, "iscrowd": 0, "ignore": 0, "segmentation": [[59.0, 41.0, 155.0, 41.0, 155.0, 146.0, 59.0, 146.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower beside the building"}, {"id": 7420, "image_id": 4208, "category_id": 14, "bbox": [59.0, 41.0, 96.0, 105.0], "area": 10080.0, "iscrowd": 0, "ignore": 0, "segmentation": [[59.0, 41.0, 155.0, 41.0, 155.0, 146.0, 59.0, 146.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the northwest side"}, {"id": 7421, "image_id": 4208, "category_id": 14, "bbox": [251.0, 0.0, 56.0, 50.0], "area": 2800.0, "iscrowd": 0, "ignore": 0, "segmentation": [[251.0, 0.0, 307.0, 0.0, 307.0, 50.0, 251.0, 50.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower surrounded by buildings"}, {"id": 7422, "image_id": 4209, "category_id": 14, "bbox": [141.0, 296.0, 60.0, 55.0], "area": 3300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[141.0, 296.0, 201.0, 296.0, 201.0, 351.0, 141.0, 351.0]], "category_name": "sar transmission tower", "caption": "top half of power sar transmission tower"}, {"id": 7423, "image_id": 4209, "category_id": 14, "bbox": [141.0, 296.0, 60.0, 55.0], "area": 3300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[141.0, 296.0, 201.0, 296.0, 201.0, 351.0, 141.0, 351.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the west side"}, {"id": 7424, "image_id": 4209, "category_id": 14, "bbox": [411.0, 34.0, 90.0, 117.0], "area": 10530.0, "iscrowd": 0, "ignore": 0, "segmentation": [[411.0, 34.0, 501.0, 34.0, 501.0, 151.0, 411.0, 151.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northeast"}, {"id": 7425, "image_id": 4209, "category_id": 14, "bbox": [411.0, 34.0, 90.0, 117.0], "area": 10530.0, "iscrowd": 0, "ignore": 0, "segmentation": [[411.0, 34.0, 501.0, 34.0, 501.0, 151.0, 411.0, 151.0]], "category_name": "sar transmission tower", "caption": "the bigger power sar transmission tower"}, {"id": 7426, "image_id": 4209, "category_id": 14, "bbox": [141.0, 296.0, 60.0, 55.0], "area": 3300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[141.0, 296.0, 201.0, 296.0, 201.0, 351.0, 141.0, 351.0]], "category_name": "sar transmission tower", "caption": "the smaller power sar transmission tower"}, {"id": 7427, "image_id": 4210, "category_id": 14, "bbox": [287.0, 147.0, 56.0, 68.0], "area": 3808.0, "iscrowd": 0, "ignore": 0, "segmentation": [[287.0, 147.0, 343.0, 147.0, 343.0, 215.0, 287.0, 215.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower next to road"}, {"id": 7428, "image_id": 4210, "category_id": 14, "bbox": [287.0, 147.0, 56.0, 68.0], "area": 3808.0, "iscrowd": 0, "ignore": 0, "segmentation": [[287.0, 147.0, 343.0, 147.0, 343.0, 215.0, 287.0, 215.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower in the middle"}, {"id": 7429, "image_id": 4210, "category_id": 14, "bbox": [287.0, 147.0, 56.0, 68.0], "area": 3808.0, "iscrowd": 0, "ignore": 0, "segmentation": [[287.0, 147.0, 343.0, 147.0, 343.0, 215.0, 287.0, 215.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower"}, {"id": 7430, "image_id": 4210, "category_id": 14, "bbox": [287.0, 147.0, 56.0, 68.0], "area": 3808.0, "iscrowd": 0, "ignore": 0, "segmentation": [[287.0, 147.0, 343.0, 147.0, 343.0, 215.0, 287.0, 215.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower in the wilderness"}, {"id": 7431, "image_id": 4211, "category_id": 14, "bbox": [409.0, 260.0, 100.0, 117.0], "area": 11700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[409.0, 260.0, 509.0, 260.0, 509.0, 377.0, 409.0, 377.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with conductors"}, {"id": 7432, "image_id": 4211, "category_id": 14, "bbox": [409.0, 260.0, 100.0, 117.0], "area": 11700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[409.0, 260.0, 509.0, 260.0, 509.0, 377.0, 409.0, 377.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on wasteland"}, {"id": 7433, "image_id": 4211, "category_id": 14, "bbox": [409.0, 260.0, 100.0, 117.0], "area": 11700.0, "iscrowd": 0, "ignore": 0, "segmentation": [[409.0, 260.0, 509.0, 260.0, 509.0, 377.0, 409.0, 377.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the easternmost side"}, {"id": 7434, "image_id": 4212, "category_id": 14, "bbox": [400.0, 163.0, 102.0, 122.0], "area": 12444.0, "iscrowd": 0, "ignore": 0, "segmentation": [[400.0, 163.0, 502.0, 163.0, 502.0, 285.0, 400.0, 285.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower next to road"}, {"id": 7435, "image_id": 4212, "category_id": 14, "bbox": [400.0, 163.0, 102.0, 122.0], "area": 12444.0, "iscrowd": 0, "ignore": 0, "segmentation": [[400.0, 163.0, 502.0, 163.0, 502.0, 285.0, 400.0, 285.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the easternmost side"}, {"id": 7436, "image_id": 4212, "category_id": 14, "bbox": [400.0, 163.0, 102.0, 122.0], "area": 12444.0, "iscrowd": 0, "ignore": 0, "segmentation": [[400.0, 163.0, 502.0, 163.0, 502.0, 285.0, 400.0, 285.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on wasteland"}, {"id": 7437, "image_id": 4213, "category_id": 14, "bbox": [175.0, 121.0, 102.0, 114.0], "area": 11628.0, "iscrowd": 0, "ignore": 0, "segmentation": [[175.0, 121.0, 277.0, 121.0, 277.0, 235.0, 175.0, 235.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the bare land"}, {"id": 7438, "image_id": 4213, "category_id": 14, "bbox": [175.0, 121.0, 102.0, 114.0], "area": 11628.0, "iscrowd": 0, "ignore": 0, "segmentation": [[175.0, 121.0, 277.0, 121.0, 277.0, 235.0, 175.0, 235.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower beside the farmland"}, {"id": 7439, "image_id": 4213, "category_id": 14, "bbox": [175.0, 121.0, 102.0, 114.0], "area": 11628.0, "iscrowd": 0, "ignore": 0, "segmentation": [[175.0, 121.0, 277.0, 121.0, 277.0, 235.0, 175.0, 235.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle"}, {"id": 7440, "image_id": 4214, "category_id": 14, "bbox": [85.0, 65.0, 98.0, 115.0], "area": 11270.0, "iscrowd": 0, "ignore": 0, "segmentation": [[85.0, 65.0, 183.0, 65.0, 183.0, 180.0, 85.0, 180.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northwest"}, {"id": 7441, "image_id": 4214, "category_id": 14, "bbox": [85.0, 65.0, 98.0, 115.0], "area": 11270.0, "iscrowd": 0, "ignore": 0, "segmentation": [[85.0, 65.0, 183.0, 65.0, 183.0, 180.0, 85.0, 180.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7442, "image_id": 4214, "category_id": 14, "bbox": [85.0, 65.0, 98.0, 115.0], "area": 11270.0, "iscrowd": 0, "ignore": 0, "segmentation": [[85.0, 65.0, 183.0, 65.0, 183.0, 180.0, 85.0, 180.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower opposite the building"}, {"id": 7443, "image_id": 4214, "category_id": 14, "bbox": [85.0, 65.0, 98.0, 115.0], "area": 11270.0, "iscrowd": 0, "ignore": 0, "segmentation": [[85.0, 65.0, 183.0, 65.0, 183.0, 180.0, 85.0, 180.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower close to the road"}, {"id": 7444, "image_id": 4215, "category_id": 14, "bbox": [10.0, 279.0, 108.0, 126.0], "area": 13608.0, "iscrowd": 0, "ignore": 0, "segmentation": [[10.0, 279.0, 118.0, 279.0, 118.0, 405.0, 10.0, 405.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the farmland"}, {"id": 7445, "image_id": 4215, "category_id": 14, "bbox": [10.0, 279.0, 108.0, 126.0], "area": 13608.0, "iscrowd": 0, "ignore": 0, "segmentation": [[10.0, 279.0, 118.0, 279.0, 118.0, 405.0, 10.0, 405.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the west side"}, {"id": 7446, "image_id": 4216, "category_id": 14, "bbox": [105.0, 217.0, 24.0, 23.0], "area": 552.0, "iscrowd": 0, "ignore": 0, "segmentation": [[105.0, 217.0, 129.0, 217.0, 129.0, 240.0, 105.0, 240.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower away from the river"}, {"id": 7447, "image_id": 4216, "category_id": 14, "bbox": [105.0, 217.0, 24.0, 23.0], "area": 552.0, "iscrowd": 0, "ignore": 0, "segmentation": [[105.0, 217.0, 129.0, 217.0, 129.0, 240.0, 105.0, 240.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the west side"}, {"id": 7448, "image_id": 4216, "category_id": 14, "bbox": [105.0, 217.0, 24.0, 23.0], "area": 552.0, "iscrowd": 0, "ignore": 0, "segmentation": [[105.0, 217.0, 129.0, 217.0, 129.0, 240.0, 105.0, 240.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on wasteland"}, {"id": 7449, "image_id": 4216, "category_id": 14, "bbox": [105.0, 217.0, 24.0, 23.0], "area": 552.0, "iscrowd": 0, "ignore": 0, "segmentation": [[105.0, 217.0, 129.0, 217.0, 129.0, 240.0, 105.0, 240.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near the road"}, {"id": 7450, "image_id": 4217, "category_id": 14, "bbox": [362.0, 282.0, 32.0, 38.0], "area": 1216.0, "iscrowd": 0, "ignore": 0, "segmentation": [[362.0, 282.0, 394.0, 282.0, 394.0, 320.0, 362.0, 320.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle"}, {"id": 7451, "image_id": 4217, "category_id": 14, "bbox": [274.0, 24.0, 43.0, 64.0], "area": 2752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[274.0, 24.0, 317.0, 24.0, 317.0, 88.0, 274.0, 88.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower beside the wide roads"}, {"id": 7452, "image_id": 4217, "category_id": 14, "bbox": [480.0, 279.0, 29.0, 44.0], "area": 1276.0, "iscrowd": 0, "ignore": 0, "segmentation": [[480.0, 279.0, 509.0, 279.0, 509.0, 323.0, 480.0, 323.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the easternmost side"}, {"id": 7453, "image_id": 4217, "category_id": 14, "bbox": [274.0, 24.0, 43.0, 64.0], "area": 2752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[274.0, 24.0, 317.0, 24.0, 317.0, 88.0, 274.0, 88.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on north"}, {"id": 7454, "image_id": 4217, "category_id": 14, "bbox": [274.0, 24.0, 43.0, 64.0], "area": 2752.0, "iscrowd": 0, "ignore": 0, "segmentation": [[274.0, 24.0, 317.0, 24.0, 317.0, 88.0, 274.0, 88.0]], "category_name": "sar transmission tower", "caption": "the biggest power sar transmission tower"}, {"id": 7455, "image_id": 4217, "category_id": 14, "bbox": [480.0, 279.0, 29.0, 44.0], "area": 1276.0, "iscrowd": 0, "ignore": 0, "segmentation": [[480.0, 279.0, 509.0, 279.0, 509.0, 323.0, 480.0, 323.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with weak backscatter"}, {"id": 7456, "image_id": 4218, "category_id": 14, "bbox": [476.0, 327.0, 33.0, 52.0], "area": 1716.0, "iscrowd": 0, "ignore": 0, "segmentation": [[476.0, 327.0, 509.0, 327.0, 509.0, 379.0, 476.0, 379.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the woods"}, {"id": 7457, "image_id": 4218, "category_id": 14, "bbox": [136.0, 110.0, 23.0, 39.0], "area": 897.0, "iscrowd": 0, "ignore": 0, "segmentation": [[136.0, 110.0, 159.0, 110.0, 159.0, 149.0, 136.0, 149.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the boundary between bare ground and woods"}, {"id": 7458, "image_id": 4218, "category_id": 14, "bbox": [195.0, 4.0, 31.0, 44.0], "area": 1364.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 4.0, 226.0, 4.0, 226.0, 48.0, 195.0, 48.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the northwest side"}, {"id": 7459, "image_id": 4218, "category_id": 14, "bbox": [408.0, 0.0, 18.0, 18.0], "area": 324.0, "iscrowd": 0, "ignore": 0, "segmentation": [[408.0, 0.0, 426.0, 0.0, 426.0, 18.0, 408.0, 18.0]], "category_name": "sar transmission tower", "caption": "top half of power sar transmission tower on northeast"}, {"id": 7460, "image_id": 4218, "category_id": 14, "bbox": [136.0, 110.0, 23.0, 39.0], "area": 897.0, "iscrowd": 0, "ignore": 0, "segmentation": [[136.0, 110.0, 159.0, 110.0, 159.0, 149.0, 136.0, 149.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the west side"}, {"id": 7461, "image_id": 4218, "category_id": 14, "bbox": [269.0, 0.0, 49.0, 47.0], "area": 2303.0, "iscrowd": 0, "ignore": 0, "segmentation": [[269.0, 0.0, 318.0, 0.0, 318.0, 47.0, 269.0, 47.0]], "category_name": "sar transmission tower", "caption": "top half of power sar transmission tower on north"}, {"id": 7462, "image_id": 4218, "category_id": 14, "bbox": [476.0, 327.0, 33.0, 52.0], "area": 1716.0, "iscrowd": 0, "ignore": 0, "segmentation": [[476.0, 327.0, 509.0, 327.0, 509.0, 379.0, 476.0, 379.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the southeasternmost side"}, {"id": 7463, "image_id": 4219, "category_id": 14, "bbox": [476.0, 87.0, 34.0, 55.0], "area": 1870.0, "iscrowd": 0, "ignore": 0, "segmentation": [[476.0, 87.0, 510.0, 87.0, 510.0, 142.0, 476.0, 142.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northeast side"}, {"id": 7464, "image_id": 4219, "category_id": 14, "bbox": [14.0, 156.0, 106.0, 145.0], "area": 15370.0, "iscrowd": 0, "ignore": 0, "segmentation": [[14.0, 156.0, 120.0, 156.0, 120.0, 301.0, 14.0, 301.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower farthest to the road"}, {"id": 7465, "image_id": 4219, "category_id": 14, "bbox": [476.0, 87.0, 34.0, 55.0], "area": 1870.0, "iscrowd": 0, "ignore": 0, "segmentation": [[476.0, 87.0, 510.0, 87.0, 510.0, 142.0, 476.0, 142.0]], "category_name": "sar transmission tower", "caption": "top half of power sar transmission tower on the easternmost side"}, {"id": 7466, "image_id": 4219, "category_id": 14, "bbox": [14.0, 156.0, 106.0, 145.0], "area": 15370.0, "iscrowd": 0, "ignore": 0, "segmentation": [[14.0, 156.0, 120.0, 156.0, 120.0, 301.0, 14.0, 301.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the west side"}, {"id": 7467, "image_id": 4219, "category_id": 14, "bbox": [14.0, 156.0, 106.0, 145.0], "area": 15370.0, "iscrowd": 0, "ignore": 0, "segmentation": [[14.0, 156.0, 120.0, 156.0, 120.0, 301.0, 14.0, 301.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with visible cross arms"}, {"id": 7468, "image_id": 4219, "category_id": 14, "bbox": [14.0, 156.0, 106.0, 145.0], "area": 15370.0, "iscrowd": 0, "ignore": 0, "segmentation": [[14.0, 156.0, 120.0, 156.0, 120.0, 301.0, 14.0, 301.0]], "category_name": "sar transmission tower", "caption": "the largest power sar transmission tower"}, {"id": 7469, "image_id": 4219, "category_id": 14, "bbox": [476.0, 87.0, 34.0, 55.0], "area": 1870.0, "iscrowd": 0, "ignore": 0, "segmentation": [[476.0, 87.0, 510.0, 87.0, 510.0, 142.0, 476.0, 142.0]], "category_name": "sar transmission tower", "caption": "top half of power sar transmission tower"}, {"id": 7470, "image_id": 4219, "category_id": 14, "bbox": [151.0, 237.0, 26.0, 35.0], "area": 910.0, "iscrowd": 0, "ignore": 0, "segmentation": [[151.0, 237.0, 177.0, 237.0, 177.0, 272.0, 151.0, 272.0]], "category_name": "sar transmission tower", "caption": "the smallest power sar transmission tower"}, {"id": 7471, "image_id": 4219, "category_id": 14, "bbox": [151.0, 237.0, 26.0, 35.0], "area": 910.0, "iscrowd": 0, "ignore": 0, "segmentation": [[151.0, 237.0, 177.0, 237.0, 177.0, 272.0, 151.0, 272.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle"}, {"id": 7472, "image_id": 4220, "category_id": 14, "bbox": [351.0, 192.0, 32.0, 41.0], "area": 1312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[351.0, 192.0, 383.0, 192.0, 383.0, 233.0, 351.0, 233.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on north"}, {"id": 7473, "image_id": 4220, "category_id": 14, "bbox": [248.0, 364.0, 59.0, 67.0], "area": 3953.0, "iscrowd": 0, "ignore": 0, "segmentation": [[248.0, 364.0, 307.0, 364.0, 307.0, 431.0, 248.0, 431.0]], "category_name": "sar transmission tower", "caption": "big power sar transmission tower"}, {"id": 7474, "image_id": 4220, "category_id": 14, "bbox": [351.0, 192.0, 32.0, 41.0], "area": 1312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[351.0, 192.0, 383.0, 192.0, 383.0, 233.0, 351.0, 233.0]], "category_name": "sar transmission tower", "caption": "small power sar transmission tower"}, {"id": 7475, "image_id": 4220, "category_id": 14, "bbox": [248.0, 364.0, 59.0, 67.0], "area": 3953.0, "iscrowd": 0, "ignore": 0, "segmentation": [[248.0, 364.0, 307.0, 364.0, 307.0, 431.0, 248.0, 431.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on south"}, {"id": 7476, "image_id": 4221, "category_id": 14, "bbox": [297.0, 89.0, 31.0, 35.0], "area": 1085.0, "iscrowd": 0, "ignore": 0, "segmentation": [[297.0, 89.0, 328.0, 89.0, 328.0, 124.0, 297.0, 124.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on east"}, {"id": 7477, "image_id": 4221, "category_id": 14, "bbox": [214.0, 466.0, 23.0, 29.0], "area": 667.0, "iscrowd": 0, "ignore": 0, "segmentation": [[214.0, 466.0, 237.0, 466.0, 237.0, 495.0, 214.0, 495.0]], "category_name": "sar transmission tower", "caption": "the smallest power sar transmission tower"}, {"id": 7478, "image_id": 4221, "category_id": 14, "bbox": [227.0, 111.0, 60.0, 74.0], "area": 4440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[227.0, 111.0, 287.0, 111.0, 287.0, 185.0, 227.0, 185.0]], "category_name": "sar transmission tower", "caption": "the largest power sar transmission tower"}, {"id": 7479, "image_id": 4221, "category_id": 14, "bbox": [214.0, 466.0, 23.0, 29.0], "area": 667.0, "iscrowd": 0, "ignore": 0, "segmentation": [[214.0, 466.0, 237.0, 466.0, 237.0, 495.0, 214.0, 495.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the south side"}, {"id": 7480, "image_id": 4221, "category_id": 14, "bbox": [297.0, 89.0, 31.0, 35.0], "area": 1085.0, "iscrowd": 0, "ignore": 0, "segmentation": [[297.0, 89.0, 328.0, 89.0, 328.0, 124.0, 297.0, 124.0]], "category_name": "sar transmission tower", "caption": "the medium-sized power sar transmission tower"}, {"id": 7481, "image_id": 4221, "category_id": 14, "bbox": [227.0, 111.0, 60.0, 74.0], "area": 4440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[227.0, 111.0, 287.0, 111.0, 287.0, 185.0, 227.0, 185.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on west"}, {"id": 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[[344.0, 187.0, 384.0, 187.0, 384.0, 250.0, 344.0, 250.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on wasteland"}, {"id": 7512, "image_id": 4234, "category_id": 14, "bbox": [88.0, 445.0, 42.0, 62.0], "area": 2604.0, "iscrowd": 0, "ignore": 0, "segmentation": [[88.0, 445.0, 130.0, 445.0, 130.0, 507.0, 88.0, 507.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower beside the layover"}, {"id": 7513, "image_id": 4234, "category_id": 14, "bbox": [88.0, 445.0, 42.0, 62.0], "area": 2604.0, "iscrowd": 0, "ignore": 0, "segmentation": [[88.0, 445.0, 130.0, 445.0, 130.0, 507.0, 88.0, 507.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on wasteland"}, {"id": 7514, "image_id": 4234, "category_id": 14, "bbox": [88.0, 445.0, 42.0, 62.0], "area": 2604.0, "iscrowd": 0, "ignore": 0, "segmentation": [[88.0, 445.0, 130.0, 445.0, 130.0, 507.0, 88.0, 507.0]], "category_name": "sar 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{"id": 7518, "image_id": 4236, "category_id": 14, "bbox": [131.0, 127.0, 49.0, 64.0], "area": 3136.0, "iscrowd": 0, "ignore": 0, "segmentation": [[131.0, 127.0, 180.0, 127.0, 180.0, 191.0, 131.0, 191.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northwest"}, {"id": 7519, "image_id": 4236, "category_id": 14, "bbox": [461.0, 422.0, 42.0, 65.0], "area": 2730.0, "iscrowd": 0, "ignore": 0, "segmentation": [[461.0, 422.0, 503.0, 422.0, 503.0, 487.0, 461.0, 487.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on southeast"}, {"id": 7520, "image_id": 4237, "category_id": 14, "bbox": [287.0, 0.0, 37.0, 51.0], "area": 1887.0, "iscrowd": 0, "ignore": 0, "segmentation": [[287.0, 0.0, 324.0, 0.0, 324.0, 51.0, 287.0, 51.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7521, "image_id": 4237, "category_id": 14, "bbox": [287.0, 0.0, 37.0, 51.0], "area": 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156.0, 209.0, 216.0, 167.0, 216.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on wasteland"}, {"id": 7525, "image_id": 4238, "category_id": 14, "bbox": [167.0, 156.0, 42.0, 60.0], "area": 2520.0, "iscrowd": 0, "ignore": 0, "segmentation": [[167.0, 156.0, 209.0, 156.0, 209.0, 216.0, 167.0, 216.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with power lines"}, {"id": 7526, "image_id": 4239, "category_id": 14, "bbox": [173.0, 465.0, 25.0, 42.0], "area": 1050.0, "iscrowd": 0, "ignore": 0, "segmentation": [[173.0, 465.0, 198.0, 465.0, 198.0, 507.0, 173.0, 507.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on wasteland"}, {"id": 7527, "image_id": 4239, "category_id": 14, "bbox": [173.0, 465.0, 25.0, 42.0], "area": 1050.0, "iscrowd": 0, "ignore": 0, "segmentation": [[173.0, 465.0, 198.0, 465.0, 198.0, 507.0, 173.0, 507.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the southernmost side"}, {"id": 7528, "image_id": 4240, "category_id": 14, "bbox": [415.0, 0.0, 27.0, 28.0], "area": 756.0, "iscrowd": 0, "ignore": 0, "segmentation": [[415.0, 0.0, 442.0, 0.0, 442.0, 28.0, 415.0, 28.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower on the northeast side"}, {"id": 7529, "image_id": 4240, "category_id": 14, "bbox": [102.0, 182.0, 29.0, 51.0], "area": 1479.0, "iscrowd": 0, "ignore": 0, "segmentation": [[102.0, 182.0, 131.0, 182.0, 131.0, 233.0, 102.0, 233.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on west"}, {"id": 7530, "image_id": 4240, "category_id": 14, "bbox": [72.0, 110.0, 31.0, 49.0], "area": 1519.0, "iscrowd": 0, "ignore": 0, "segmentation": [[72.0, 110.0, 103.0, 110.0, 103.0, 159.0, 72.0, 159.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northwest"}, {"id": 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408.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the east side"}, {"id": 7538, "image_id": 4244, "category_id": 14, "bbox": [38.0, 241.0, 25.0, 43.0], "area": 1075.0, "iscrowd": 0, "ignore": 0, "segmentation": [[38.0, 241.0, 63.0, 241.0, 63.0, 284.0, 38.0, 284.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on west"}, {"id": 7539, "image_id": 4244, "category_id": 14, "bbox": [395.0, 103.0, 29.0, 47.0], "area": 1363.0, "iscrowd": 0, "ignore": 0, "segmentation": [[395.0, 103.0, 424.0, 103.0, 424.0, 150.0, 395.0, 150.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on east"}, {"id": 7540, "image_id": 4244, "category_id": 14, "bbox": [310.0, 54.0, 27.0, 45.0], "area": 1215.0, "iscrowd": 0, "ignore": 0, "segmentation": [[310.0, 54.0, 337.0, 54.0, 337.0, 99.0, 310.0, 99.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle"}, {"id": 7541, "image_id": 4245, "category_id": 14, "bbox": [347.0, 0.0, 25.0, 39.0], "area": 975.0, "iscrowd": 0, "ignore": 0, "segmentation": [[347.0, 0.0, 372.0, 0.0, 372.0, 39.0, 347.0, 39.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower on the northernmost side"}, {"id": 7542, "image_id": 4245, "category_id": 14, "bbox": [347.0, 0.0, 25.0, 39.0], "area": 975.0, "iscrowd": 0, "ignore": 0, "segmentation": [[347.0, 0.0, 372.0, 0.0, 372.0, 39.0, 347.0, 39.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower"}, {"id": 7543, "image_id": 4245, "category_id": 14, "bbox": [30.0, 176.0, 27.0, 51.0], "area": 1377.0, "iscrowd": 0, "ignore": 0, "segmentation": [[30.0, 176.0, 57.0, 176.0, 57.0, 227.0, 30.0, 227.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on west"}, {"id": 7544, "image_id": 4246, "category_id": 14, "bbox": [404.0, 58.0, 31.0, 53.0], "area": 1643.0, "iscrowd": 0, "ignore": 0, "segmentation": [[404.0, 58.0, 435.0, 58.0, 435.0, 111.0, 404.0, 111.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower close to the road"}, {"id": 7545, "image_id": 4246, "category_id": 14, "bbox": [404.0, 58.0, 31.0, 53.0], "area": 1643.0, "iscrowd": 0, "ignore": 0, "segmentation": [[404.0, 58.0, 435.0, 58.0, 435.0, 111.0, 404.0, 111.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northeast"}, {"id": 7546, "image_id": 4246, "category_id": 14, "bbox": [89.0, 246.0, 29.0, 49.0], "area": 1421.0, "iscrowd": 0, "ignore": 0, "segmentation": [[89.0, 246.0, 118.0, 246.0, 118.0, 295.0, 89.0, 295.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower far away from the road"}, {"id": 7547, "image_id": 4246, "category_id": 14, "bbox": [89.0, 246.0, 29.0, 49.0], "area": 1421.0, "iscrowd": 0, "ignore": 0, "segmentation": [[89.0, 246.0, 118.0, 246.0, 118.0, 295.0, 89.0, 295.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on west"}, {"id": 7548, "image_id": 4247, "category_id": 14, "bbox": [227.0, 321.0, 27.0, 60.0], "area": 1620.0, "iscrowd": 0, "ignore": 0, "segmentation": [[227.0, 321.0, 254.0, 321.0, 254.0, 381.0, 227.0, 381.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the south side"}, {"id": 7549, "image_id": 4247, "category_id": 14, "bbox": [441.0, 208.0, 32.0, 60.0], "area": 1920.0, "iscrowd": 0, "ignore": 0, "segmentation": [[441.0, 208.0, 473.0, 208.0, 473.0, 268.0, 441.0, 268.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with weak backscatter"}, {"id": 7550, "image_id": 4247, "category_id": 14, "bbox": [227.0, 321.0, 27.0, 60.0], "area": 1620.0, "iscrowd": 0, "ignore": 0, "segmentation": [[227.0, 321.0, 254.0, 321.0, 254.0, 381.0, 227.0, 381.0]], "category_name": "sar 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2812.0, "iscrowd": 0, "ignore": 0, "segmentation": [[397.0, 402.0, 434.0, 402.0, 434.0, 478.0, 397.0, 478.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the woods"}, {"id": 7561, "image_id": 4249, "category_id": 14, "bbox": [397.0, 402.0, 37.0, 76.0], "area": 2812.0, "iscrowd": 0, "ignore": 0, "segmentation": [[397.0, 402.0, 434.0, 402.0, 434.0, 478.0, 397.0, 478.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the southeast side"}, {"id": 7562, "image_id": 4249, "category_id": 14, "bbox": [397.0, 402.0, 37.0, 76.0], "area": 2812.0, "iscrowd": 0, "ignore": 0, "segmentation": [[397.0, 402.0, 434.0, 402.0, 434.0, 478.0, 397.0, 478.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower close to the village"}, {"id": 7563, "image_id": 4250, "category_id": 14, "bbox": [27.0, 13.0, 36.0, 67.0], "area": 2412.0, "iscrowd": 0, "ignore": 0, "segmentation": [[27.0, 13.0, 63.0, 13.0, 63.0, 80.0, 27.0, 80.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the northwest side"}, {"id": 7564, "image_id": 4250, "category_id": 14, "bbox": [27.0, 13.0, 36.0, 67.0], "area": 2412.0, "iscrowd": 0, "ignore": 0, "segmentation": [[27.0, 13.0, 63.0, 13.0, 63.0, 80.0, 27.0, 80.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with visible cross arms"}, {"id": 7565, "image_id": 4250, "category_id": 14, "bbox": [27.0, 13.0, 36.0, 67.0], "area": 2412.0, "iscrowd": 0, "ignore": 0, "segmentation": [[27.0, 13.0, 63.0, 13.0, 63.0, 80.0, 27.0, 80.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the woods"}, {"id": 7566, "image_id": 4251, "category_id": 14, "bbox": [36.0, 59.0, 45.0, 90.0], "area": 4050.0, "iscrowd": 0, "ignore": 0, "segmentation": [[36.0, 59.0, 81.0, 59.0, 81.0, 149.0, 36.0, 149.0]], "category_name": "sar transmission tower", "caption": "power 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"segmentation": [[68.0, 0.0, 119.0, 0.0, 119.0, 68.0, 68.0, 68.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower close to the buildings"}, {"id": 7574, "image_id": 4253, "category_id": 14, "bbox": [68.0, 0.0, 51.0, 68.0], "area": 3468.0, "iscrowd": 0, "ignore": 0, "segmentation": [[68.0, 0.0, 119.0, 0.0, 119.0, 68.0, 68.0, 68.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on north"}, {"id": 7575, "image_id": 4253, "category_id": 14, "bbox": [68.0, 0.0, 51.0, 68.0], "area": 3468.0, "iscrowd": 0, "ignore": 0, "segmentation": [[68.0, 0.0, 119.0, 0.0, 119.0, 68.0, 68.0, 68.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7576, "image_id": 4254, "category_id": 14, "bbox": [97.0, 88.0, 51.0, 72.0], "area": 3672.0, "iscrowd": 0, "ignore": 0, "segmentation": [[97.0, 88.0, 148.0, 88.0, 148.0, 160.0, 97.0, 160.0]], "category_name": "sar transmission 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4255, "category_id": 14, "bbox": [49.0, 119.0, 48.0, 71.0], "area": 3408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[49.0, 119.0, 97.0, 119.0, 97.0, 190.0, 49.0, 190.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the west side"}, {"id": 7581, "image_id": 4255, "category_id": 14, "bbox": [49.0, 119.0, 48.0, 71.0], "area": 3408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[49.0, 119.0, 97.0, 119.0, 97.0, 190.0, 49.0, 190.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7582, "image_id": 4255, "category_id": 14, "bbox": [49.0, 119.0, 48.0, 71.0], "area": 3408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[49.0, 119.0, 97.0, 119.0, 97.0, 190.0, 49.0, 190.0]], "category_name": "sar transmission tower", "caption": "small power sar transmission tower"}, {"id": 7583, "image_id": 4256, "category_id": 14, "bbox": [19.0, 166.0, 40.0, 58.0], "area": 2320.0, "iscrowd": 0, "ignore": 0, 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{"id": 7590, "image_id": 4258, "category_id": 14, "bbox": [164.0, 0.0, 69.0, 95.0], "area": 6555.0, "iscrowd": 0, "ignore": 0, "segmentation": [[164.0, 0.0, 233.0, 0.0, 233.0, 95.0, 164.0, 95.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near the road"}, {"id": 7591, "image_id": 4258, "category_id": 14, "bbox": [191.0, 164.0, 43.0, 62.0], "area": 2666.0, "iscrowd": 0, "ignore": 0, "segmentation": [[191.0, 164.0, 234.0, 164.0, 234.0, 226.0, 191.0, 226.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower at the middle"}, {"id": 7592, "image_id": 4258, "category_id": 14, "bbox": [191.0, 164.0, 43.0, 62.0], "area": 2666.0, "iscrowd": 0, "ignore": 0, "segmentation": [[191.0, 164.0, 234.0, 164.0, 234.0, 226.0, 191.0, 226.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower away from the road"}, {"id": 7593, "image_id": 4258, "category_id": 14, "bbox": [164.0, 0.0, 69.0, 95.0], "area": 6555.0, "iscrowd": 0, "ignore": 0, "segmentation": [[164.0, 0.0, 233.0, 0.0, 233.0, 95.0, 164.0, 95.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the northernmost side"}, {"id": 7594, "image_id": 4258, "category_id": 14, "bbox": [164.0, 0.0, 69.0, 95.0], "area": 6555.0, "iscrowd": 0, "ignore": 0, "segmentation": [[164.0, 0.0, 233.0, 0.0, 233.0, 95.0, 164.0, 95.0]], "category_name": "sar transmission tower", "caption": "large power sar transmission tower"}, {"id": 7595, "image_id": 4258, "category_id": 14, "bbox": [191.0, 164.0, 43.0, 62.0], "area": 2666.0, "iscrowd": 0, "ignore": 0, "segmentation": [[191.0, 164.0, 234.0, 164.0, 234.0, 226.0, 191.0, 226.0]], "category_name": "sar transmission tower", "caption": "small power sar transmission tower"}, {"id": 7596, "image_id": 4259, "category_id": 14, "bbox": [366.0, 186.0, 39.0, 63.0], "area": 2457.0, "iscrowd": 0, "ignore": 0, "segmentation": [[366.0, 186.0, 405.0, 186.0, 405.0, 249.0, 366.0, 249.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7597, "image_id": 4259, "category_id": 14, "bbox": [366.0, 186.0, 39.0, 63.0], "area": 2457.0, "iscrowd": 0, "ignore": 0, "segmentation": [[366.0, 186.0, 405.0, 186.0, 405.0, 249.0, 366.0, 249.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the east side"}, {"id": 7598, "image_id": 4260, "category_id": 14, "bbox": [261.0, 353.0, 50.0, 68.0], "area": 3400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[261.0, 353.0, 311.0, 353.0, 311.0, 421.0, 261.0, 421.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on south"}, {"id": 7599, "image_id": 4260, "category_id": 14, "bbox": [261.0, 353.0, 50.0, 68.0], "area": 3400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[261.0, 353.0, 311.0, 353.0, 311.0, 421.0, 261.0, 421.0]], "category_name": "sar transmission tower", "caption": "power 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387.0, 37.0, 387.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the woods"}, {"id": 7704, "image_id": 4294, "category_id": 14, "bbox": [37.0, 347.0, 35.0, 40.0], "area": 1400.0, "iscrowd": 0, "ignore": 0, "segmentation": [[37.0, 347.0, 72.0, 347.0, 72.0, 387.0, 37.0, 387.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with conductors"}, {"id": 7705, "image_id": 4295, "category_id": 14, "bbox": [279.0, 244.0, 129.0, 140.0], "area": 18060.0, "iscrowd": 0, "ignore": 0, "segmentation": [[279.0, 244.0, 408.0, 244.0, 408.0, 384.0, 279.0, 384.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the farmland"}, {"id": 7706, "image_id": 4295, "category_id": 14, "bbox": [279.0, 244.0, 129.0, 140.0], "area": 18060.0, "iscrowd": 0, "ignore": 0, "segmentation": [[279.0, 244.0, 408.0, 244.0, 408.0, 384.0, 279.0, 384.0]], "category_name": "sar transmission tower", "caption": 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8.0, 164.0, 8.0, 164.0, 87.0, 84.0, 87.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the bare land"}, {"id": 7756, "image_id": 4310, "category_id": 14, "bbox": [304.0, 87.0, 92.0, 91.0], "area": 8372.0, "iscrowd": 0, "ignore": 0, "segmentation": [[304.0, 87.0, 396.0, 87.0, 396.0, 178.0, 304.0, 178.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower opposite the buildings"}, {"id": 7757, "image_id": 4310, "category_id": 14, "bbox": [304.0, 87.0, 92.0, 91.0], "area": 8372.0, "iscrowd": 0, "ignore": 0, "segmentation": [[304.0, 87.0, 396.0, 87.0, 396.0, 178.0, 304.0, 178.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the bare ground"}, {"id": 7758, "image_id": 4310, "category_id": 14, "bbox": [304.0, 87.0, 92.0, 91.0], "area": 8372.0, "iscrowd": 0, "ignore": 0, "segmentation": [[304.0, 87.0, 396.0, 87.0, 396.0, 178.0, 304.0, 178.0]], "category_name": "sar 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[[304.0, 1.0, 435.0, 1.0, 435.0, 124.0, 304.0, 124.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on north east"}, {"id": 7769, "image_id": 4313, "category_id": 14, "bbox": [304.0, 1.0, 131.0, 123.0], "area": 16113.0, "iscrowd": 0, "ignore": 0, "segmentation": [[304.0, 1.0, 435.0, 1.0, 435.0, 124.0, 304.0, 124.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the hill"}, {"id": 7770, "image_id": 4314, "category_id": 14, "bbox": [236.0, 290.0, 107.0, 138.0], "area": 14766.0, "iscrowd": 0, "ignore": 0, "segmentation": [[236.0, 290.0, 343.0, 290.0, 343.0, 428.0, 236.0, 428.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower next to road"}, {"id": 7771, "image_id": 4314, "category_id": 14, "bbox": [236.0, 290.0, 107.0, 138.0], "area": 14766.0, "iscrowd": 0, "ignore": 0, "segmentation": [[236.0, 290.0, 343.0, 290.0, 343.0, 428.0, 236.0, 428.0]], "category_name": "sar 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497.0, 490.0, 453.0, 490.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on bare land"}, {"id": 7795, "image_id": 4321, "category_id": 14, "bbox": [453.0, 431.0, 44.0, 59.0], "area": 2596.0, "iscrowd": 0, "ignore": 0, "segmentation": [[453.0, 431.0, 497.0, 431.0, 497.0, 490.0, 453.0, 490.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on southeast"}, {"id": 7796, "image_id": 4321, "category_id": 14, "bbox": [453.0, 431.0, 44.0, 59.0], "area": 2596.0, "iscrowd": 0, "ignore": 0, "segmentation": [[453.0, 431.0, 497.0, 431.0, 497.0, 490.0, 453.0, 490.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower beside the woods"}, {"id": 7797, "image_id": 4322, "category_id": 14, "bbox": [407.0, 334.0, 49.0, 64.0], "area": 3136.0, "iscrowd": 0, "ignore": 0, "segmentation": [[407.0, 334.0, 456.0, 334.0, 456.0, 398.0, 407.0, 398.0]], "category_name": "sar transmission tower", 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229.0, 58.0, 197.0, 58.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on north"}, {"id": 7808, "image_id": 4325, "category_id": 14, "bbox": [241.0, 365.0, 28.0, 48.0], "area": 1344.0, "iscrowd": 0, "ignore": 0, "segmentation": [[241.0, 365.0, 269.0, 365.0, 269.0, 413.0, 241.0, 413.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on south"}, {"id": 7809, "image_id": 4325, "category_id": 14, "bbox": [241.0, 365.0, 28.0, 48.0], "area": 1344.0, "iscrowd": 0, "ignore": 0, "segmentation": [[241.0, 365.0, 269.0, 365.0, 269.0, 413.0, 241.0, 413.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower away from the hills"}, {"id": 7810, "image_id": 4326, "category_id": 14, "bbox": [341.0, 158.0, 28.0, 52.0], "area": 1456.0, "iscrowd": 0, "ignore": 0, "segmentation": [[341.0, 158.0, 369.0, 158.0, 369.0, 210.0, 341.0, 210.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on east"}, {"id": 7811, "image_id": 4326, "category_id": 14, "bbox": [341.0, 158.0, 28.0, 52.0], "area": 1456.0, "iscrowd": 0, "ignore": 0, "segmentation": [[341.0, 158.0, 369.0, 158.0, 369.0, 210.0, 341.0, 210.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower away from the road"}, {"id": 7812, "image_id": 4326, "category_id": 14, "bbox": [341.0, 158.0, 28.0, 52.0], "area": 1456.0, "iscrowd": 0, "ignore": 0, "segmentation": [[341.0, 158.0, 369.0, 158.0, 369.0, 210.0, 341.0, 210.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the hills"}, {"id": 7813, "image_id": 4327, "category_id": 14, "bbox": [221.0, 404.0, 23.0, 41.0], "area": 943.0, "iscrowd": 0, "ignore": 0, "segmentation": [[221.0, 404.0, 244.0, 404.0, 244.0, 445.0, 221.0, 445.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the west side"}, {"id": 7814, "image_id": 4327, "category_id": 14, "bbox": [255.0, 468.0, 24.0, 43.0], "area": 1032.0, "iscrowd": 0, "ignore": 0, "segmentation": [[255.0, 468.0, 279.0, 468.0, 279.0, 511.0, 255.0, 511.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the east side"}, {"id": 7815, "image_id": 4328, "category_id": 14, "bbox": [453.0, 200.0, 29.0, 45.0], "area": 1305.0, "iscrowd": 0, "ignore": 0, "segmentation": [[453.0, 200.0, 482.0, 200.0, 482.0, 245.0, 453.0, 245.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle"}, {"id": 7816, "image_id": 4328, "category_id": 14, "bbox": [465.0, 250.0, 37.0, 55.0], "area": 2035.0, "iscrowd": 0, "ignore": 0, "segmentation": [[465.0, 250.0, 502.0, 250.0, 502.0, 305.0, 465.0, 305.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with power lines"}, {"id": 7817, "image_id": 4328, "category_id": 14, "bbox": [113.0, 255.0, 26.0, 39.0], "area": 1014.0, 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152.0, 359.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on southwest"}, {"id": 7821, "image_id": 4329, "category_id": 14, "bbox": [490.0, 470.0, 21.0, 39.0], "area": 819.0, "iscrowd": 0, "ignore": 0, "segmentation": [[490.0, 470.0, 511.0, 470.0, 511.0, 509.0, 490.0, 509.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower"}, {"id": 7822, "image_id": 4329, "category_id": 14, "bbox": [490.0, 470.0, 21.0, 39.0], "area": 819.0, "iscrowd": 0, "ignore": 0, "segmentation": [[490.0, 470.0, 511.0, 470.0, 511.0, 509.0, 490.0, 509.0]], "category_name": "sar transmission tower", "caption": "bottom half of power sar transmission tower on the southeast side"}, {"id": 7823, "image_id": 4330, "category_id": 14, "bbox": [179.0, 238.0, 34.0, 55.0], "area": 1870.0, "iscrowd": 0, "ignore": 0, "segmentation": [[179.0, 238.0, 213.0, 238.0, 213.0, 293.0, 179.0, 293.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower close to buildings"}, {"id": 7824, "image_id": 4330, "category_id": 14, "bbox": [179.0, 238.0, 34.0, 55.0], "area": 1870.0, "iscrowd": 0, "ignore": 0, "segmentation": [[179.0, 238.0, 213.0, 238.0, 213.0, 293.0, 179.0, 293.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on west"}, {"id": 7825, "image_id": 4330, "category_id": 14, "bbox": [455.0, 6.0, 32.0, 51.0], "area": 1632.0, "iscrowd": 0, "ignore": 0, "segmentation": [[455.0, 6.0, 487.0, 6.0, 487.0, 57.0, 455.0, 57.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northeast"}, {"id": 7826, "image_id": 4330, "category_id": 14, "bbox": [455.0, 6.0, 32.0, 51.0], "area": 1632.0, "iscrowd": 0, "ignore": 0, "segmentation": [[455.0, 6.0, 487.0, 6.0, 487.0, 57.0, 455.0, 57.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower far away from buildings"}, {"id": 7827, "image_id": 4331, "category_id": 14, "bbox": [197.0, 237.0, 36.0, 54.0], "area": 1944.0, "iscrowd": 0, "ignore": 0, "segmentation": [[197.0, 237.0, 233.0, 237.0, 233.0, 291.0, 197.0, 291.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on bare land"}, {"id": 7828, "image_id": 4331, "category_id": 14, "bbox": [197.0, 237.0, 36.0, 54.0], "area": 1944.0, "iscrowd": 0, "ignore": 0, "segmentation": [[197.0, 237.0, 233.0, 237.0, 233.0, 291.0, 197.0, 291.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle"}, {"id": 7829, "image_id": 4331, "category_id": 14, "bbox": [197.0, 237.0, 36.0, 54.0], "area": 1944.0, "iscrowd": 0, "ignore": 0, "segmentation": [[197.0, 237.0, 233.0, 237.0, 233.0, 291.0, 197.0, 291.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower beside the intersection"}, {"id": 7830, "image_id": 4332, "category_id": 14, "bbox": [212.0, 30.0, 84.0, 104.0], "area": 8736.0, "iscrowd": 0, "ignore": 0, "segmentation": [[212.0, 30.0, 296.0, 30.0, 296.0, 134.0, 212.0, 134.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7831, "image_id": 4332, "category_id": 14, "bbox": [212.0, 30.0, 84.0, 104.0], "area": 8736.0, "iscrowd": 0, "ignore": 0, "segmentation": [[212.0, 30.0, 296.0, 30.0, 296.0, 134.0, 212.0, 134.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the north side"}, {"id": 7832, "image_id": 4333, "category_id": 14, "bbox": [417.0, 247.0, 45.0, 62.0], "area": 2790.0, "iscrowd": 0, "ignore": 0, "segmentation": [[417.0, 247.0, 462.0, 247.0, 462.0, 309.0, 417.0, 309.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7833, "image_id": 4333, "category_id": 14, "bbox": [417.0, 247.0, 45.0, 62.0], "area": 2790.0, "iscrowd": 0, "ignore": 0, "segmentation": [[417.0, 247.0, 462.0, 247.0, 462.0, 309.0, 417.0, 309.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on east"}, {"id": 7834, "image_id": 4334, "category_id": 14, "bbox": [130.0, 85.0, 42.0, 61.0], "area": 2562.0, "iscrowd": 0, "ignore": 0, "segmentation": [[130.0, 85.0, 172.0, 85.0, 172.0, 146.0, 130.0, 146.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the northwest side"}, {"id": 7835, "image_id": 4334, "category_id": 14, "bbox": [130.0, 85.0, 42.0, 61.0], "area": 2562.0, "iscrowd": 0, "ignore": 0, "segmentation": [[130.0, 85.0, 172.0, 85.0, 172.0, 146.0, 130.0, 146.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near trees"}, {"id": 7836, "image_id": 4334, "category_id": 14, "bbox": [130.0, 85.0, 42.0, 61.0], "area": 2562.0, "iscrowd": 0, "ignore": 0, "segmentation": [[130.0, 85.0, 172.0, 85.0, 172.0, 146.0, 130.0, 146.0]], "category_name": "sar transmission tower", "caption": "power sar 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158.0, 103.0, 113.0, 103.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7847, "image_id": 4338, "category_id": 14, "bbox": [103.0, 375.0, 45.0, 64.0], "area": 2880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 375.0, 148.0, 375.0, 148.0, 439.0, 103.0, 439.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near the road"}, {"id": 7848, "image_id": 4338, "category_id": 14, "bbox": [103.0, 375.0, 45.0, 64.0], "area": 2880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 375.0, 148.0, 375.0, 148.0, 439.0, 103.0, 439.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7849, "image_id": 4338, "category_id": 14, "bbox": [103.0, 375.0, 45.0, 64.0], "area": 2880.0, "iscrowd": 0, "ignore": 0, "segmentation": [[103.0, 375.0, 148.0, 375.0, 148.0, 439.0, 103.0, 439.0]], "category_name": "sar transmission tower", "caption": 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413.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle"}, {"id": 7860, "image_id": 4342, "category_id": 14, "bbox": [190.0, 352.0, 40.0, 61.0], "area": 2440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[190.0, 352.0, 230.0, 352.0, 230.0, 413.0, 190.0, 413.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower close to the solar panels"}, {"id": 7861, "image_id": 4342, "category_id": 14, "bbox": [190.0, 352.0, 40.0, 61.0], "area": 2440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[190.0, 352.0, 230.0, 352.0, 230.0, 413.0, 190.0, 413.0]], "category_name": "sar transmission tower", "caption": "big power sar transmission tower"}, {"id": 7862, "image_id": 4342, "category_id": 14, "bbox": [81.0, 429.0, 53.0, 74.0], "area": 3922.0, "iscrowd": 0, "ignore": 0, "segmentation": [[81.0, 429.0, 134.0, 429.0, 134.0, 503.0, 81.0, 503.0]], "category_name": "sar transmission tower", "caption": "power sar 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"category_id": 14, "bbox": [188.0, 97.0, 45.0, 61.0], "area": 2745.0, "iscrowd": 0, "ignore": 0, "segmentation": [[188.0, 97.0, 233.0, 97.0, 233.0, 158.0, 188.0, 158.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower closest to the photovoltaic panels"}, {"id": 7867, "image_id": 4343, "category_id": 14, "bbox": [188.0, 97.0, 45.0, 61.0], "area": 2745.0, "iscrowd": 0, "ignore": 0, "segmentation": [[188.0, 97.0, 233.0, 97.0, 233.0, 158.0, 188.0, 158.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the north side"}, {"id": 7868, "image_id": 4343, "category_id": 14, "bbox": [78.0, 310.0, 36.0, 49.0], "area": 1764.0, "iscrowd": 0, "ignore": 0, "segmentation": [[78.0, 310.0, 114.0, 310.0, 114.0, 359.0, 78.0, 359.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the south side"}, {"id": 7869, "image_id": 4343, "category_id": 14, "bbox": [78.0, 310.0, 36.0, 49.0], "area": 1764.0, "iscrowd": 0, "ignore": 0, "segmentation": [[78.0, 310.0, 114.0, 310.0, 114.0, 359.0, 78.0, 359.0]], "category_name": "sar transmission tower", "caption": "the smallest power sar transmission tower"}, {"id": 7870, "image_id": 4343, "category_id": 14, "bbox": [188.0, 97.0, 45.0, 61.0], "area": 2745.0, "iscrowd": 0, "ignore": 0, "segmentation": [[188.0, 97.0, 233.0, 97.0, 233.0, 158.0, 188.0, 158.0]], "category_name": "sar transmission tower", "caption": "the medium-sized power sar transmission tower"}, {"id": 7871, "image_id": 4343, "category_id": 14, "bbox": [80.0, 172.0, 55.0, 73.0], "area": 4015.0, "iscrowd": 0, "ignore": 0, "segmentation": [[80.0, 172.0, 135.0, 172.0, 135.0, 245.0, 80.0, 245.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle"}, {"id": 7872, "image_id": 4344, "category_id": 14, "bbox": [350.0, 303.0, 53.0, 79.0], "area": 4187.0, "iscrowd": 0, "ignore": 0, "segmentation": [[350.0, 303.0, 403.0, 303.0, 403.0, 382.0, 350.0, 382.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the east side"}, {"id": 7873, "image_id": 4344, "category_id": 14, "bbox": [350.0, 303.0, 53.0, 79.0], "area": 4187.0, "iscrowd": 0, "ignore": 0, "segmentation": [[350.0, 303.0, 403.0, 303.0, 403.0, 382.0, 350.0, 382.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with power lines"}, {"id": 7874, "image_id": 4344, "category_id": 14, "bbox": [350.0, 303.0, 53.0, 79.0], "area": 4187.0, "iscrowd": 0, "ignore": 0, "segmentation": [[350.0, 303.0, 403.0, 303.0, 403.0, 382.0, 350.0, 382.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on bare land"}, {"id": 7875, "image_id": 4345, "category_id": 14, "bbox": [433.0, 213.0, 39.0, 53.0], "area": 2067.0, "iscrowd": 0, "ignore": 0, "segmentation": [[433.0, 213.0, 472.0, 213.0, 472.0, 266.0, 433.0, 266.0]], "category_name": "sar transmission tower", "caption": 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"image_id": 4346, "category_id": 14, "bbox": [197.0, 319.0, 44.0, 61.0], "area": 2684.0, "iscrowd": 0, "ignore": 0, "segmentation": [[197.0, 319.0, 241.0, 319.0, 241.0, 380.0, 197.0, 380.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on southwest"}, {"id": 7880, "image_id": 4346, "category_id": 14, "bbox": [446.0, 300.0, 41.0, 59.0], "area": 2419.0, "iscrowd": 0, "ignore": 0, "segmentation": [[446.0, 300.0, 487.0, 300.0, 487.0, 359.0, 446.0, 359.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northeast"}, {"id": 7881, "image_id": 4346, "category_id": 14, "bbox": [447.0, 323.0, 45.0, 61.0], "area": 2745.0, "iscrowd": 0, "ignore": 0, "segmentation": [[447.0, 323.0, 492.0, 323.0, 492.0, 384.0, 447.0, 384.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on southeast"}, {"id": 7882, "image_id": 4346, "category_id": 14, "bbox": [207.0, 292.0, 40.0, 58.0], "area": 2320.0, "iscrowd": 0, "ignore": 0, "segmentation": [[207.0, 292.0, 247.0, 292.0, 247.0, 350.0, 207.0, 350.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northwest"}, {"id": 7883, "image_id": 4347, "category_id": 14, "bbox": [46.0, 190.0, 52.0, 78.0], "area": 4056.0, "iscrowd": 0, "ignore": 0, "segmentation": [[46.0, 190.0, 98.0, 190.0, 98.0, 268.0, 46.0, 268.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the west side"}, {"id": 7884, "image_id": 4347, "category_id": 14, "bbox": [46.0, 190.0, 52.0, 78.0], "area": 4056.0, "iscrowd": 0, "ignore": 0, "segmentation": [[46.0, 190.0, 98.0, 190.0, 98.0, 268.0, 46.0, 268.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with power lines"}, {"id": 7885, "image_id": 4347, "category_id": 14, "bbox": [46.0, 190.0, 52.0, 78.0], "area": 4056.0, "iscrowd": 0, "ignore": 0, "segmentation": [[46.0, 190.0, 98.0, 190.0, 98.0, 268.0, 46.0, 268.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on bare ground"}, {"id": 7886, "image_id": 4348, "category_id": 14, "bbox": [396.0, 222.0, 57.0, 81.0], "area": 4617.0, "iscrowd": 0, "ignore": 0, "segmentation": [[396.0, 222.0, 453.0, 222.0, 453.0, 303.0, 396.0, 303.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower away from the solar panels"}, {"id": 7887, "image_id": 4348, "category_id": 14, "bbox": [396.0, 222.0, 57.0, 81.0], "area": 4617.0, "iscrowd": 0, "ignore": 0, "segmentation": [[396.0, 222.0, 453.0, 222.0, 453.0, 303.0, 396.0, 303.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the east side"}, {"id": 7888, "image_id": 4348, "category_id": 14, "bbox": [396.0, 222.0, 57.0, 81.0], "area": 4617.0, "iscrowd": 0, "ignore": 0, "segmentation": [[396.0, 222.0, 453.0, 222.0, 453.0, 303.0, 396.0, 303.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on bare ground"}, {"id": 7889, "image_id": 4348, "category_id": 14, "bbox": [396.0, 222.0, 57.0, 81.0], "area": 4617.0, "iscrowd": 0, "ignore": 0, "segmentation": [[396.0, 222.0, 453.0, 222.0, 453.0, 303.0, 396.0, 303.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with conductors"}, {"id": 7890, "image_id": 4349, "category_id": 14, "bbox": [201.0, 400.0, 87.0, 110.0], "area": 9570.0, "iscrowd": 0, "ignore": 0, "segmentation": [[201.0, 400.0, 288.0, 400.0, 288.0, 510.0, 201.0, 510.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower away from the building"}, {"id": 7891, "image_id": 4349, "category_id": 14, "bbox": [201.0, 400.0, 87.0, 110.0], "area": 9570.0, "iscrowd": 0, "ignore": 0, "segmentation": [[201.0, 400.0, 288.0, 400.0, 288.0, 510.0, 201.0, 510.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the southernmost side"}, 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7918, "image_id": 4357, "category_id": 14, "bbox": [452.0, 380.0, 54.0, 71.0], "area": 3834.0, "iscrowd": 0, "ignore": 0, "segmentation": [[452.0, 380.0, 506.0, 380.0, 506.0, 451.0, 452.0, 451.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the east side"}, {"id": 7919, "image_id": 4358, "category_id": 14, "bbox": [460.0, 332.0, 51.0, 78.0], "area": 3978.0, "iscrowd": 0, "ignore": 0, "segmentation": [[460.0, 332.0, 511.0, 332.0, 511.0, 410.0, 460.0, 410.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on southeast"}, {"id": 7920, "image_id": 4358, "category_id": 14, "bbox": [303.0, 34.0, 68.0, 87.0], "area": 5916.0, "iscrowd": 0, "ignore": 0, "segmentation": [[303.0, 34.0, 371.0, 34.0, 371.0, 121.0, 303.0, 121.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northeast"}, {"id": 7921, "image_id": 4359, "category_id": 14, "bbox": [315.0, 18.0, 195.0, 261.0], 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[[361.0, 381.0, 447.0, 381.0, 447.0, 494.0, 361.0, 494.0]], "category_name": "sar transmission tower", "caption": "the largest power sar transmission tower"}, {"id": 7925, "image_id": 4360, "category_id": 14, "bbox": [361.0, 381.0, 86.0, 113.0], "area": 9718.0, "iscrowd": 0, "ignore": 0, "segmentation": [[361.0, 381.0, 447.0, 381.0, 447.0, 494.0, 361.0, 494.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on southeast"}, {"id": 7926, "image_id": 4360, "category_id": 14, "bbox": [49.0, 33.0, 64.0, 87.0], "area": 5568.0, "iscrowd": 0, "ignore": 0, "segmentation": [[49.0, 33.0, 113.0, 33.0, 113.0, 120.0, 49.0, 120.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northwest"}, {"id": 7927, "image_id": 4361, "category_id": 14, "bbox": [76.0, 279.0, 194.0, 231.0], "area": 44814.0, "iscrowd": 0, "ignore": 0, "segmentation": [[76.0, 279.0, 270.0, 279.0, 270.0, 510.0, 76.0, 510.0]], "category_name": "sar 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272.0, 231.0, 272.0, 325.0, 195.0, 325.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower beside the ponds"}, {"id": 7951, "image_id": 4367, "category_id": 14, "bbox": [195.0, 231.0, 77.0, 94.0], "area": 7238.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 231.0, 272.0, 231.0, 272.0, 325.0, 195.0, 325.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower close to the solar panels"}, {"id": 7952, "image_id": 4367, "category_id": 14, "bbox": [195.0, 231.0, 77.0, 94.0], "area": 7238.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 231.0, 272.0, 231.0, 272.0, 325.0, 195.0, 325.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7953, "image_id": 4367, "category_id": 14, "bbox": [195.0, 231.0, 77.0, 94.0], "area": 7238.0, "iscrowd": 0, "ignore": 0, "segmentation": [[195.0, 231.0, 272.0, 231.0, 272.0, 325.0, 195.0, 325.0]], "category_name": "sar 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319.0, 153.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the south side"}, {"id": 7964, "image_id": 4370, "category_id": 14, "bbox": [92.0, 27.0, 33.0, 37.0], "area": 1221.0, "iscrowd": 0, "ignore": 0, "segmentation": [[92.0, 27.0, 125.0, 27.0, 125.0, 64.0, 92.0, 64.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the west side"}, {"id": 7965, "image_id": 4370, "category_id": 14, "bbox": [323.0, 65.0, 48.0, 66.0], "area": 3168.0, "iscrowd": 0, "ignore": 0, "segmentation": [[323.0, 65.0, 371.0, 65.0, 371.0, 131.0, 323.0, 131.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the northeast side"}, {"id": 7966, "image_id": 4371, "category_id": 14, "bbox": [416.0, 0.0, 63.0, 75.0], "area": 4725.0, "iscrowd": 0, "ignore": 0, "segmentation": [[416.0, 0.0, 479.0, 0.0, 479.0, 75.0, 416.0, 75.0]], "category_name": "sar transmission tower", "caption": "power sar 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67.0, 88.0], "area": 5896.0, "iscrowd": 0, "ignore": 0, "segmentation": [[84.0, 104.0, 151.0, 104.0, 151.0, 192.0, 84.0, 192.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northwest"}, {"id": 7971, "image_id": 4372, "category_id": 14, "bbox": [14.0, 399.0, 62.0, 75.0], "area": 4650.0, "iscrowd": 0, "ignore": 0, "segmentation": [[14.0, 399.0, 76.0, 399.0, 76.0, 474.0, 14.0, 474.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on southwest"}, {"id": 7972, "image_id": 4373, "category_id": 14, "bbox": [132.0, 283.0, 56.0, 77.0], "area": 4312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[132.0, 283.0, 188.0, 283.0, 188.0, 360.0, 132.0, 360.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower close to the road"}, {"id": 7973, "image_id": 4373, "category_id": 14, "bbox": [132.0, 283.0, 56.0, 77.0], "area": 4312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[132.0, 283.0, 188.0, 283.0, 188.0, 360.0, 132.0, 360.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on west"}, {"id": 7974, "image_id": 4373, "category_id": 14, "bbox": [132.0, 283.0, 56.0, 77.0], "area": 4312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[132.0, 283.0, 188.0, 283.0, 188.0, 360.0, 132.0, 360.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7975, "image_id": 4373, "category_id": 14, "bbox": [132.0, 283.0, 56.0, 77.0], "area": 4312.0, "iscrowd": 0, "ignore": 0, "segmentation": [[132.0, 283.0, 188.0, 283.0, 188.0, 360.0, 132.0, 360.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower close to the buildings"}, {"id": 7976, "image_id": 4374, "category_id": 14, "bbox": [367.0, 287.0, 56.0, 68.0], "area": 3808.0, "iscrowd": 0, "ignore": 0, "segmentation": [[367.0, 287.0, 423.0, 287.0, 423.0, 355.0, 367.0, 355.0]], "category_name": "sar transmission 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7980, "image_id": 4375, "category_id": 14, "bbox": [351.0, 90.0, 55.0, 67.0], "area": 3685.0, "iscrowd": 0, "ignore": 0, "segmentation": [[351.0, 90.0, 406.0, 90.0, 406.0, 157.0, 351.0, 157.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with weak backscatter"}, {"id": 7981, "image_id": 4375, "category_id": 14, "bbox": [351.0, 90.0, 55.0, 67.0], "area": 3685.0, "iscrowd": 0, "ignore": 0, "segmentation": [[351.0, 90.0, 406.0, 90.0, 406.0, 157.0, 351.0, 157.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7982, "image_id": 4375, "category_id": 14, "bbox": [351.0, 90.0, 55.0, 67.0], "area": 3685.0, "iscrowd": 0, "ignore": 0, "segmentation": [[351.0, 90.0, 406.0, 90.0, 406.0, 157.0, 351.0, 157.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the northeast"}, {"id": 7983, "image_id": 4376, "category_id": 14, "bbox": [175.0, 175.0, 51.0, 61.0], "area": 3111.0, "iscrowd": 0, "ignore": 0, "segmentation": [[175.0, 175.0, 226.0, 175.0, 226.0, 236.0, 175.0, 236.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle"}, {"id": 7984, "image_id": 4376, "category_id": 14, "bbox": [175.0, 175.0, 51.0, 61.0], "area": 3111.0, "iscrowd": 0, "ignore": 0, "segmentation": [[175.0, 175.0, 226.0, 175.0, 226.0, 236.0, 175.0, 236.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7985, "image_id": 4377, "category_id": 14, "bbox": [284.0, 142.0, 85.0, 99.0], "area": 8415.0, "iscrowd": 0, "ignore": 0, "segmentation": [[284.0, 142.0, 369.0, 142.0, 369.0, 241.0, 284.0, 241.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7986, "image_id": 4377, "category_id": 14, "bbox": [284.0, 142.0, 85.0, 99.0], "area": 8415.0, "iscrowd": 0, "ignore": 0, "segmentation": [[284.0, 142.0, 369.0, 142.0, 369.0, 241.0, 284.0, 241.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on east"}, {"id": 7987, "image_id": 4378, "category_id": 14, "bbox": [92.0, 343.0, 58.0, 76.0], "area": 4408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[92.0, 343.0, 150.0, 343.0, 150.0, 419.0, 92.0, 419.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the southwest side"}, {"id": 7988, "image_id": 4378, "category_id": 14, "bbox": [92.0, 343.0, 58.0, 76.0], "area": 4408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[92.0, 343.0, 150.0, 343.0, 150.0, 419.0, 92.0, 419.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with weak backscatter"}, {"id": 7989, "image_id": 4378, "category_id": 14, "bbox": [92.0, 343.0, 58.0, 76.0], "area": 4408.0, "iscrowd": 0, "ignore": 0, "segmentation": [[92.0, 343.0, 150.0, 343.0, 150.0, 419.0, 92.0, 419.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower away from the wide road"}, {"id": 7990, "image_id": 4379, "category_id": 14, "bbox": [93.0, 87.0, 59.0, 72.0], "area": 4248.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 87.0, 152.0, 87.0, 152.0, 159.0, 93.0, 159.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the northwest side"}, {"id": 7991, "image_id": 4379, "category_id": 14, "bbox": [93.0, 87.0, 59.0, 72.0], "area": 4248.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 87.0, 152.0, 87.0, 152.0, 159.0, 93.0, 159.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 7992, "image_id": 4379, "category_id": 14, "bbox": [93.0, 87.0, 59.0, 72.0], "area": 4248.0, "iscrowd": 0, "ignore": 0, "segmentation": [[93.0, 87.0, 152.0, 87.0, 152.0, 159.0, 93.0, 159.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on with weak backscatter"}, {"id": 7993, "image_id": 4380, "category_id": 14, "bbox": [433.0, 239.0, 65.0, 19.0], "area": 1235.0, "iscrowd": 0, "ignore": 0, "segmentation": [[433.0, 239.0, 498.0, 239.0, 498.0, 258.0, 433.0, 258.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the east side"}, {"id": 7994, "image_id": 4380, "category_id": 14, "bbox": [433.0, 239.0, 65.0, 19.0], "area": 1235.0, "iscrowd": 0, "ignore": 0, "segmentation": [[433.0, 239.0, 498.0, 239.0, 498.0, 258.0, 433.0, 258.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on wasteland"}, {"id": 7995, "image_id": 4381, "category_id": 14, "bbox": [289.0, 115.0, 51.0, 19.0], "area": 969.0, "iscrowd": 0, "ignore": 0, "segmentation": [[289.0, 115.0, 340.0, 115.0, 340.0, 134.0, 289.0, 134.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northeast"}, {"id": 7996, "image_id": 4381, "category_id": 14, "bbox": [289.0, 115.0, 51.0, 19.0], "area": 969.0, "iscrowd": 0, "ignore": 0, "segmentation": [[289.0, 115.0, 340.0, 115.0, 340.0, 134.0, 289.0, 134.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on wasteland"}, {"id": 7997, "image_id": 4382, "category_id": 14, "bbox": [442.0, 272.0, 67.0, 20.0], "area": 1340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[442.0, 272.0, 509.0, 272.0, 509.0, 292.0, 442.0, 292.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on bare land"}, {"id": 7998, "image_id": 4382, "category_id": 14, "bbox": [442.0, 272.0, 67.0, 20.0], "area": 1340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[442.0, 272.0, 509.0, 272.0, 509.0, 292.0, 442.0, 292.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the east side"}, {"id": 7999, "image_id": 4383, "category_id": 14, "bbox": [31.0, 113.0, 52.0, 19.0], "area": 988.0, "iscrowd": 0, "ignore": 0, "segmentation": [[31.0, 113.0, 83.0, 113.0, 83.0, 132.0, 31.0, 132.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northwest"}, {"id": 8000, "image_id": 4383, "category_id": 14, "bbox": [31.0, 113.0, 52.0, 19.0], "area": 988.0, "iscrowd": 0, "ignore": 0, "segmentation": [[31.0, 113.0, 83.0, 113.0, 83.0, 132.0, 31.0, 132.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the wilderness"}, {"id": 8001, "image_id": 4384, "category_id": 14, "bbox": [119.0, 378.0, 71.0, 21.0], "area": 1491.0, "iscrowd": 0, "ignore": 0, "segmentation": [[119.0, 378.0, 190.0, 378.0, 190.0, 399.0, 119.0, 399.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on bare land"}, {"id": 8002, "image_id": 4384, "category_id": 14, "bbox": [119.0, 378.0, 71.0, 21.0], "area": 1491.0, "iscrowd": 0, "ignore": 0, "segmentation": [[119.0, 378.0, 190.0, 378.0, 190.0, 399.0, 119.0, 399.0]], "category_name": "sar transmission tower", "caption": "power sar 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"bbox": [204.0, 157.0, 59.0, 17.0], "area": 1003.0, "iscrowd": 0, "ignore": 0, "segmentation": [[204.0, 157.0, 263.0, 157.0, 263.0, 174.0, 204.0, 174.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the north side"}, {"id": 8007, "image_id": 4387, "category_id": 14, "bbox": [94.0, 428.0, 63.0, 42.0], "area": 2646.0, "iscrowd": 0, "ignore": 0, "segmentation": [[94.0, 428.0, 157.0, 428.0, 157.0, 470.0, 94.0, 470.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the south side"}, {"id": 8008, "image_id": 4387, "category_id": 14, "bbox": [73.0, 355.0, 64.0, 35.0], "area": 2240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[73.0, 355.0, 137.0, 355.0, 137.0, 390.0, 73.0, 390.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the north side"}, {"id": 8009, "image_id": 4388, "category_id": 14, "bbox": [294.0, 420.0, 142.0, 33.0], "area": 4686.0, "iscrowd": 0, "ignore": 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249.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower close to the buildings"}, {"id": 8013, "image_id": 4391, "category_id": 14, "bbox": [277.0, 148.0, 65.0, 32.0], "area": 2080.0, "iscrowd": 0, "ignore": 0, "segmentation": [[277.0, 148.0, 342.0, 148.0, 342.0, 180.0, 277.0, 180.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the north side"}, {"id": 8014, "image_id": 4392, "category_id": 14, "bbox": [335.0, 353.0, 68.0, 15.0], "area": 1020.0, "iscrowd": 0, "ignore": 0, "segmentation": [[335.0, 353.0, 403.0, 353.0, 403.0, 368.0, 335.0, 368.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle south side"}, {"id": 8015, "image_id": 4392, "category_id": 14, "bbox": [201.0, 34.0, 57.0, 17.0], "area": 969.0, "iscrowd": 0, "ignore": 0, "segmentation": [[201.0, 34.0, 258.0, 34.0, 258.0, 51.0, 201.0, 51.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the northernmost side"}, {"id": 8016, "image_id": 4392, "category_id": 14, "bbox": [458.0, 217.0, 54.0, 16.0], "area": 864.0, "iscrowd": 0, "ignore": 0, "segmentation": [[458.0, 217.0, 512.0, 217.0, 512.0, 233.0, 458.0, 233.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the easternmost side"}, {"id": 8017, "image_id": 4392, "category_id": 14, "bbox": [339.0, 288.0, 48.0, 13.0], "area": 624.0, "iscrowd": 0, "ignore": 0, "segmentation": [[339.0, 288.0, 387.0, 288.0, 387.0, 301.0, 339.0, 301.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle north side"}, {"id": 8018, "image_id": 4392, "category_id": 14, "bbox": [450.0, 498.0, 43.0, 11.0], "area": 473.0, "iscrowd": 0, "ignore": 0, "segmentation": [[450.0, 498.0, 493.0, 498.0, 493.0, 509.0, 450.0, 509.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the southeast 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209.0, 342.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle southwest side"}, {"id": 8029, "image_id": 4397, "category_id": 14, "bbox": [323.0, 185.0, 41.0, 14.0], "area": 574.0, "iscrowd": 0, "ignore": 0, "segmentation": [[323.0, 185.0, 364.0, 185.0, 364.0, 199.0, 323.0, 199.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle side"}, {"id": 8030, "image_id": 4397, "category_id": 14, "bbox": [455.0, 8.0, 37.0, 17.0], "area": 629.0, "iscrowd": 0, "ignore": 0, "segmentation": [[455.0, 8.0, 492.0, 8.0, 492.0, 25.0, 455.0, 25.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the northeasternmost side"}, {"id": 8031, "image_id": 4397, "category_id": 14, "bbox": [170.0, 405.0, 28.0, 15.0], "area": 420.0, "iscrowd": 0, "ignore": 0, "segmentation": [[170.0, 405.0, 198.0, 405.0, 198.0, 420.0, 170.0, 420.0]], "category_name": "sar transmission tower", 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"image_id": 4399, "category_id": 14, "bbox": [56.0, 239.0, 56.0, 15.0], "area": 840.0, "iscrowd": 0, "ignore": 0, "segmentation": [[56.0, 239.0, 112.0, 239.0, 112.0, 254.0, 56.0, 254.0]], "category_name": "sar transmission tower", "caption": "the smallest power sar transmission tower"}, {"id": 8036, "image_id": 4399, "category_id": 14, "bbox": [113.0, 323.0, 81.0, 25.0], "area": 2025.0, "iscrowd": 0, "ignore": 0, "segmentation": [[113.0, 323.0, 194.0, 323.0, 194.0, 348.0, 113.0, 348.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the southernmost side"}, {"id": 8037, "image_id": 4399, "category_id": 14, "bbox": [81.0, 14.0, 57.0, 19.0], "area": 1083.0, "iscrowd": 0, "ignore": 0, "segmentation": [[81.0, 14.0, 138.0, 14.0, 138.0, 33.0, 81.0, 33.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the northernmost side"}, {"id": 8038, "image_id": 4399, "category_id": 14, "bbox": [59.0, 271.0, 95.0, 28.0], 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270.0, 140.0, 218.0, 140.0]], "category_name": "sar transmission tower", "caption": "small power sar transmission tower"}, {"id": 8042, "image_id": 4401, "category_id": 14, "bbox": [387.0, 415.0, 65.0, 18.0], "area": 1170.0, "iscrowd": 0, "ignore": 0, "segmentation": [[387.0, 415.0, 452.0, 415.0, 452.0, 433.0, 387.0, 433.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 8043, "image_id": 4402, "category_id": 14, "bbox": [425.0, 25.0, 50.0, 13.0], "area": 650.0, "iscrowd": 0, "ignore": 0, "segmentation": [[425.0, 25.0, 475.0, 25.0, 475.0, 38.0, 425.0, 38.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northeast"}, {"id": 8044, "image_id": 4402, "category_id": 14, "bbox": [151.0, 129.0, 50.0, 15.0], "area": 750.0, "iscrowd": 0, "ignore": 0, "segmentation": [[151.0, 129.0, 201.0, 129.0, 201.0, 144.0, 151.0, 144.0]], "category_name": "sar transmission tower", "caption": "power sar 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1794.0, "iscrowd": 0, "ignore": 0, "segmentation": [[379.0, 203.0, 457.0, 203.0, 457.0, 226.0, 379.0, 226.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with conductors"}, {"id": 8052, "image_id": 4406, "category_id": 14, "bbox": [371.0, 254.0, 73.0, 20.0], "area": 1460.0, "iscrowd": 0, "ignore": 0, "segmentation": [[371.0, 254.0, 444.0, 254.0, 444.0, 274.0, 371.0, 274.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on east"}, {"id": 8053, "image_id": 4407, "category_id": 14, "bbox": [151.0, 194.0, 65.0, 20.0], "area": 1300.0, "iscrowd": 0, "ignore": 0, "segmentation": [[151.0, 194.0, 216.0, 194.0, 216.0, 214.0, 151.0, 214.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle"}, {"id": 8054, "image_id": 4407, "category_id": 14, "bbox": [26.0, 34.0, 52.0, 19.0], "area": 988.0, "iscrowd": 0, "ignore": 0, "segmentation": [[26.0, 34.0, 78.0, 34.0, 78.0, 53.0, 26.0, 53.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northwest"}, {"id": 8055, "image_id": 4408, "category_id": 14, "bbox": [49.0, 297.0, 107.0, 36.0], "area": 3852.0, "iscrowd": 0, "ignore": 0, "segmentation": [[49.0, 297.0, 156.0, 297.0, 156.0, 333.0, 49.0, 333.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on west"}, {"id": 8056, "image_id": 4409, "category_id": 14, "bbox": [67.0, 270.0, 78.0, 30.0], "area": 2340.0, "iscrowd": 0, "ignore": 0, "segmentation": [[67.0, 270.0, 145.0, 270.0, 145.0, 300.0, 67.0, 300.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near the road"}, {"id": 8057, "image_id": 4410, "category_id": 14, "bbox": [16.0, 1.0, 70.0, 34.0], "area": 2380.0, "iscrowd": 0, "ignore": 0, "segmentation": [[16.0, 1.0, 86.0, 1.0, 86.0, 35.0, 16.0, 35.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on northwest"}, {"id": 8058, "image_id": 4411, "category_id": 14, "bbox": [20.0, 177.0, 54.0, 17.0], "area": 918.0, "iscrowd": 0, "ignore": 0, "segmentation": [[20.0, 177.0, 74.0, 177.0, 74.0, 194.0, 20.0, 194.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near the village"}, {"id": 8059, "image_id": 4412, "category_id": 14, "bbox": [101.0, 159.0, 54.0, 14.0], "area": 756.0, "iscrowd": 0, "ignore": 0, "segmentation": [[101.0, 159.0, 155.0, 159.0, 155.0, 173.0, 101.0, 173.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the woods"}, {"id": 8060, "image_id": 4413, "category_id": 14, "bbox": [22.0, 148.0, 61.0, 16.0], "area": 976.0, "iscrowd": 0, "ignore": 0, "segmentation": [[22.0, 148.0, 83.0, 148.0, 83.0, 164.0, 22.0, 164.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on west"}, {"id": 8061, "image_id": 4413, "category_id": 14, "bbox": [429.0, 142.0, 55.0, 17.0], 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159.0, 350.0, 159.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on east"}, {"id": 8065, "image_id": 4416, "category_id": 14, "bbox": [180.0, 144.0, 63.0, 21.0], "area": 1323.0, "iscrowd": 0, "ignore": 0, "segmentation": [[180.0, 144.0, 243.0, 144.0, 243.0, 165.0, 180.0, 165.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on north"}, {"id": 8066, "image_id": 4417, "category_id": 14, "bbox": [2.0, 263.0, 69.0, 19.0], "area": 1311.0, "iscrowd": 0, "ignore": 0, "segmentation": [[2.0, 263.0, 71.0, 263.0, 71.0, 282.0, 2.0, 282.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the westernmost side"}, {"id": 8067, "image_id": 4417, "category_id": 14, "bbox": [356.0, 36.0, 71.0, 18.0], "area": 1278.0, "iscrowd": 0, "ignore": 0, "segmentation": [[356.0, 36.0, 427.0, 36.0, 427.0, 54.0, 356.0, 54.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the northeast side"}, {"id": 8068, "image_id": 4417, "category_id": 14, "bbox": [295.0, 416.0, 63.0, 23.0], "area": 1449.0, "iscrowd": 0, "ignore": 0, "segmentation": [[295.0, 416.0, 358.0, 416.0, 358.0, 439.0, 295.0, 439.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on south"}, {"id": 8069, "image_id": 4418, "category_id": 14, "bbox": [383.0, 488.0, 63.0, 22.0], "area": 1386.0, "iscrowd": 0, "ignore": 0, "segmentation": [[383.0, 488.0, 446.0, 488.0, 446.0, 510.0, 383.0, 510.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on bare ground"}, {"id": 8070, "image_id": 4419, "category_id": 14, "bbox": [45.0, 424.0, 95.0, 34.0], "area": 3230.0, "iscrowd": 0, "ignore": 0, "segmentation": [[45.0, 424.0, 140.0, 424.0, 140.0, 458.0, 45.0, 458.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with strong backscatter"}, {"id": 8071, "image_id": 4420, "category_id": 14, "bbox": [250.0, 213.0, 59.0, 20.0], "area": 1180.0, "iscrowd": 0, "ignore": 0, "segmentation": [[250.0, 213.0, 309.0, 213.0, 309.0, 233.0, 250.0, 233.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the wilderness"}, {"id": 8072, "image_id": 4421, "category_id": 14, "bbox": [109.0, 366.0, 154.0, 51.0], "area": 7854.0, "iscrowd": 0, "ignore": 0, "segmentation": [[109.0, 366.0, 263.0, 366.0, 263.0, 417.0, 109.0, 417.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on wasteland"}, {"id": 8073, "image_id": 4421, "category_id": 14, "bbox": [109.0, 366.0, 154.0, 51.0], "area": 7854.0, "iscrowd": 0, "ignore": 0, "segmentation": [[109.0, 366.0, 263.0, 366.0, 263.0, 417.0, 109.0, 417.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on southwest"}, {"id": 8074, "image_id": 4422, "category_id": 14, "bbox": [238.0, 321.0, 161.0, 35.0], "area": 5635.0, 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387.0, 237.0, 208.0, 237.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle"}, {"id": 8078, "image_id": 4423, "category_id": 14, "bbox": [208.0, 167.0, 179.0, 70.0], "area": 12530.0, "iscrowd": 0, "ignore": 0, "segmentation": [[208.0, 167.0, 387.0, 167.0, 387.0, 237.0, 208.0, 237.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with visible cross arms"}, {"id": 8079, "image_id": 4424, "category_id": 14, "bbox": [265.0, 234.0, 169.0, 39.0], "area": 6591.0, "iscrowd": 0, "ignore": 0, "segmentation": [[265.0, 234.0, 434.0, 234.0, 434.0, 273.0, 265.0, 273.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on east"}, {"id": 8080, "image_id": 4425, "category_id": 14, "bbox": [236.0, 412.0, 227.0, 55.0], "area": 12485.0, "iscrowd": 0, "ignore": 0, "segmentation": [[236.0, 412.0, 463.0, 412.0, 463.0, 467.0, 236.0, 467.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the southeast side"}, {"id": 8081, "image_id": 4425, "category_id": 14, "bbox": [236.0, 412.0, 227.0, 55.0], "area": 12485.0, "iscrowd": 0, "ignore": 0, "segmentation": [[236.0, 412.0, 463.0, 412.0, 463.0, 467.0, 236.0, 467.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the woods"}, {"id": 8082, "image_id": 4426, "category_id": 14, "bbox": [140.0, 290.0, 372.0, 113.0], "area": 42036.0, "iscrowd": 0, "ignore": 0, "segmentation": [[140.0, 290.0, 512.0, 290.0, 512.0, 403.0, 140.0, 403.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower"}, {"id": 8083, "image_id": 4426, "category_id": 14, "bbox": [140.0, 290.0, 372.0, 113.0], "area": 42036.0, "iscrowd": 0, "ignore": 0, "segmentation": [[140.0, 290.0, 512.0, 290.0, 512.0, 403.0, 140.0, 403.0]], "category_name": "sar transmission tower", "caption": "large power sar transmission tower"}, {"id": 8084, "image_id": 4427, "category_id": 14, "bbox": [234.0, 261.0, 237.0, 45.0], "area": 10665.0, "iscrowd": 0, "ignore": 0, "segmentation": [[234.0, 261.0, 471.0, 261.0, 471.0, 306.0, 234.0, 306.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on east"}, {"id": 8085, "image_id": 4427, "category_id": 14, "bbox": [234.0, 261.0, 237.0, 45.0], "area": 10665.0, "iscrowd": 0, "ignore": 0, "segmentation": [[234.0, 261.0, 471.0, 261.0, 471.0, 306.0, 234.0, 306.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on bare land"}, {"id": 8086, "image_id": 4428, "category_id": 14, "bbox": [0.0, 206.0, 246.0, 79.0], "area": 19434.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 206.0, 246.0, 206.0, 246.0, 285.0, 0.0, 285.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the westernmost side"}, {"id": 8087, "image_id": 4428, "category_id": 14, "bbox": [0.0, 205.0, 246.0, 79.0], "area": 19434.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 205.0, 246.0, 205.0, 246.0, 284.0, 0.0, 284.0]], "category_name": "sar transmission tower", "caption": "top part of power sar transmission tower"}, {"id": 8088, "image_id": 4429, "category_id": 14, "bbox": [285.0, 337.0, 227.0, 120.0], "area": 27240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[285.0, 337.0, 512.0, 337.0, 512.0, 457.0, 285.0, 457.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on southeast"}, {"id": 8089, "image_id": 4429, "category_id": 14, "bbox": [285.0, 337.0, 227.0, 120.0], "area": 27240.0, "iscrowd": 0, "ignore": 0, "segmentation": [[285.0, 337.0, 512.0, 337.0, 512.0, 457.0, 285.0, 457.0]], "category_name": "sar transmission tower", "caption": "bottom part of power sar transmission tower"}, {"id": 8090, "image_id": 4430, "category_id": 14, "bbox": [29.0, 81.0, 453.0, 120.0], "area": 54360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[29.0, 81.0, 482.0, 81.0, 482.0, 201.0, 29.0, 201.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on farmland"}, {"id": 8091, "image_id": 4430, "category_id": 14, "bbox": [29.0, 81.0, 453.0, 120.0], "area": 54360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[29.0, 81.0, 482.0, 81.0, 482.0, 201.0, 29.0, 201.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with visible cross arms"}, {"id": 8092, "image_id": 4430, "category_id": 14, "bbox": [29.0, 81.0, 453.0, 120.0], "area": 54360.0, "iscrowd": 0, "ignore": 0, "segmentation": [[29.0, 81.0, 482.0, 81.0, 482.0, 201.0, 29.0, 201.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on north"}, {"id": 8093, "image_id": 4431, "category_id": 14, "bbox": [0.0, 289.0, 447.0, 99.0], "area": 44253.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 289.0, 447.0, 289.0, 447.0, 388.0, 0.0, 388.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on south"}, {"id": 8094, "image_id": 4431, "category_id": 14, "bbox": [0.0, 289.0, 447.0, 99.0], "area": 44253.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 289.0, 447.0, 289.0, 447.0, 388.0, 0.0, 388.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with visible cross arms"}, {"id": 8095, "image_id": 4431, "category_id": 14, "bbox": [0.0, 289.0, 447.0, 99.0], "area": 44253.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 289.0, 447.0, 289.0, 447.0, 388.0, 0.0, 388.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower near the road"}, {"id": 8096, "image_id": 4432, "category_id": 14, "bbox": [0.0, 289.0, 284.0, 94.0], "area": 26696.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 289.0, 284.0, 289.0, 284.0, 383.0, 0.0, 383.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the westernmost side"}, {"id": 8097, "image_id": 4432, "category_id": 14, "bbox": [0.0, 289.0, 284.0, 94.0], "area": 26696.0, "iscrowd": 0, "ignore": 0, "segmentation": [[0.0, 289.0, 284.0, 289.0, 284.0, 383.0, 0.0, 383.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with visible cross arms"}, {"id": 8098, "image_id": 4433, "category_id": 14, "bbox": [74.0, 238.0, 292.0, 51.0], "area": 14892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[74.0, 238.0, 366.0, 238.0, 366.0, 289.0, 74.0, 289.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower in the middle"}, {"id": 8099, "image_id": 4433, "category_id": 14, "bbox": [74.0, 238.0, 292.0, 51.0], "area": 14892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[74.0, 238.0, 366.0, 238.0, 366.0, 289.0, 74.0, 289.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with power lines"}, {"id": 8100, "image_id": 4433, "category_id": 14, "bbox": [74.0, 238.0, 292.0, 51.0], "area": 14892.0, "iscrowd": 0, "ignore": 0, "segmentation": [[74.0, 238.0, 366.0, 238.0, 366.0, 289.0, 74.0, 289.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower close to the road"}, {"id": 8101, "image_id": 4434, "category_id": 14, "bbox": [166.0, 109.0, 324.0, 60.0], "area": 19440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[166.0, 109.0, 490.0, 109.0, 490.0, 169.0, 166.0, 169.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower beside the road"}, {"id": 8102, "image_id": 4434, "category_id": 14, "bbox": [166.0, 109.0, 324.0, 60.0], "area": 19440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[166.0, 109.0, 490.0, 109.0, 490.0, 169.0, 166.0, 169.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower on the north side"}, {"id": 8103, "image_id": 4434, "category_id": 14, "bbox": [166.0, 109.0, 324.0, 60.0], "area": 19440.0, "iscrowd": 0, "ignore": 0, "segmentation": [[166.0, 109.0, 490.0, 109.0, 490.0, 169.0, 166.0, 169.0]], "category_name": "sar transmission tower", "caption": "power sar transmission tower with power lines"}], "categories": [{"supercategory": "none", "id": 0, "name": "optical vehicle"}, {"supercategory": "none", "id": 1, "name": "optical bridge"}, {"supercategory": "none", "id": 2, "name": "optical crossroad"}, {"supercategory": "none", "id": 3, "name": "optical T junction"}, {"supercategory": "none", "id": 4, "name": "optical ground track field"}, {"supercategory": "none", "id": 5, "name": "optical baseball diamond"}, {"supercategory": "none", "id": 6, "name": "optical swimming pool"}, {"supercategory": "none", "id": 7, "name": "optical tennis court"}, {"supercategory": "none", "id": 8, "name": "optical parking lot"}, {"supercategory": "none", "id": 9, "name": "optical basketball court"}, {"supercategory": "none", "id": 10, "name": "optical storage tank"}, {"supercategory": "none", "id": 11, "name": "optical ship"}, {"supercategory": "none", "id": 12, "name": "optical airplane"}, {"supercategory": "none", "id": 13, "name": "optical harbor"}, {"supercategory": "none", "id": 14, "name": "sar transmission tower"}, {"supercategory": "none", "id": 15, "name": "sar ship"}]}