metadata/summary.json

{
  "dataset_name": "MARS20",
  "total_images_in_release": 2778,
  "total_objects_in_release": 16673,
  "num_plane_types": 20,
  "splits": {
    "train": {
      "images": 2563,
      "objects": 15431,
      "caption_sources": {
        "DetailCaption": 2470,
        "caption-multi.json": 55,
        "Caption-Background": 3,
        "auto-generated": 35
      },
      "plane_type_counts": {
        "C-130": 1637,
        "B-1B": 854,
        "C-17": 1085,
        "F-15": 1310,
        "SU-24": 139,
        "F-22": 426,
        "FA-18": 1835,
        "TU-22": 269,
        "TU-95": 253,
        "F-16": 1142,
        "KC-135": 1721,
        "E-3": 657,
        "P-3C": 915,
        "KC-10": 295,
        "C-5": 624,
        "B-52": 882,
        "E-8": 463,
        "SU-35": 394,
        "SU-34": 242,
        "TU160": 288
      },
      "keypoint_count_distribution": {
        "7": 3,
        "8": 15428
      }
    },
    "validation": {
      "images": 107,
      "objects": 566,
      "caption_sources": {
        "DetailCaption": 104,
        "caption-multi.json": 3
      },
      "plane_type_counts": {
        "TU-22": 120,
        "TU-95": 374,
        "KC-135": 2,
        "TU160": 41,
        "SU-35": 5,
        "F-16": 12,
        "SU-34": 3,
        "SU-24": 5,
        "P-3C": 3,
        "C-130": 1
      },
      "keypoint_count_distribution": {
        "6": 1,
        "7": 2,
        "8": 563
      }
    },
    "test": {
      "images": 108,
      "objects": 676,
      "caption_sources": {
        "DetailCaption": 108
      },
      "plane_type_counts": {
        "TU-22": 138,
        "TU-95": 442,
        "SU-35": 1,
        "F-16": 5,
        "FA-18": 10,
        "TU160": 80
      },
      "keypoint_count_distribution": {
        "8": 676
      }
    }
  },
  "plane_type_counts": {
    "C-130": 1638,
    "B-1B": 854,
    "C-17": 1085,
    "F-15": 1310,
    "SU-24": 144,
    "F-22": 426,
    "FA-18": 1845,
    "TU-22": 527,
    "TU-95": 1069,
    "F-16": 1159,
    "KC-135": 1723,
    "E-3": 657,
    "P-3C": 918,
    "KC-10": 295,
    "C-5": 624,
    "B-52": 882,
    "E-8": 463,
    "SU-35": 400,
    "SU-34": 245,
    "TU160": 409
  },
  "caption_source_counts": {
    "DetailCaption": 2682,
    "caption-multi.json": 58,
    "Caption-Background": 3,
    "auto-generated": 35
  },
  "unused_rgb_images_without_annotations": [
    "399",
    "822",
    "1347",
    "1351",
    "1392",
    "1396",
    "1437",
    "1460",
    "1532",
    "1701",
    "1738",
    "1757",
    "1766",
    "1917",
    "1965",
    "2061",
    "2200",
    "2329",
    "2504",
    "2658",
    "2767",
    "2779",
    "2823",
    "2937",
    "3008",
    "3159",
    "3182",
    "3334",
    "3335",
    "3593",
    "3631",
    "3829"
  ],
  "keypoint_anomalies": [
    {
      "image_id": "210",
      "object_index": 9,
      "plane_type": "TU-95",
      "keypoint_count": 6
    },
    {
      "image_id": "345",
      "object_index": 7,
      "plane_type": "E-8",
      "keypoint_count": 7
    },
    {
      "image_id": "346",
      "object_index": 9,
      "plane_type": "E-8",
      "keypoint_count": 7
    },
    {
      "image_id": "1909",
      "object_index": 1,
      "plane_type": "TU-95",
      "keypoint_count": 7
    },
    {
      "image_id": "1909",
      "object_index": 2,
      "plane_type": "TU-95",
      "keypoint_count": 7
    },
    {
      "image_id": "3092",
      "object_index": 4,
      "plane_type": "FA-18",
      "keypoint_count": 7
    }
  ]
}