MitoEM / train.jsonl
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{"sample_id": "MitoEM-H_z0000", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 0, "image": "MitoEM-H/im/im0000.png", "mask": "MitoEM-H/mito-train-v2/seg0000.tif", "shape": [4096, 4096], "n_instances": 386, "max_instance_id": 19159, "fg_fraction": 0.050806}
{"sample_id": "MitoEM-H_z0001", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 1, "image": "MitoEM-H/im/im0001.png", "mask": "MitoEM-H/mito-train-v2/seg0001.tif", "shape": [4096, 4096], "n_instances": 405, "max_instance_id": 19159, "fg_fraction": 0.052232}
{"sample_id": "MitoEM-H_z0002", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 2, "image": "MitoEM-H/im/im0002.png", "mask": "MitoEM-H/mito-train-v2/seg0002.tif", "shape": [4096, 4096], "n_instances": 423, "max_instance_id": 19159, "fg_fraction": 0.054162}
{"sample_id": "MitoEM-H_z0003", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 3, "image": "MitoEM-H/im/im0003.png", "mask": "MitoEM-H/mito-train-v2/seg0003.tif", "shape": [4096, 4096], "n_instances": 451, "max_instance_id": 19159, "fg_fraction": 0.054504}
{"sample_id": "MitoEM-H_z0004", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 4, "image": "MitoEM-H/im/im0004.png", "mask": "MitoEM-H/mito-train-v2/seg0004.tif", "shape": [4096, 4096], "n_instances": 455, "max_instance_id": 19159, "fg_fraction": 0.055144}
{"sample_id": "MitoEM-H_z0005", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 5, "image": "MitoEM-H/im/im0005.png", "mask": "MitoEM-H/mito-train-v2/seg0005.tif", "shape": [4096, 4096], "n_instances": 453, "max_instance_id": 19172, "fg_fraction": 0.055604}
{"sample_id": "MitoEM-H_z0006", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 6, "image": "MitoEM-H/im/im0006.png", "mask": "MitoEM-H/mito-train-v2/seg0006.tif", "shape": [4096, 4096], "n_instances": 452, "max_instance_id": 19172, "fg_fraction": 0.055745}
{"sample_id": "MitoEM-H_z0007", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 7, "image": "MitoEM-H/im/im0007.png", "mask": "MitoEM-H/mito-train-v2/seg0007.tif", "shape": [4096, 4096], "n_instances": 468, "max_instance_id": 19172, "fg_fraction": 0.056231}
{"sample_id": "MitoEM-H_z0008", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 8, "image": "MitoEM-H/im/im0008.png", "mask": "MitoEM-H/mito-train-v2/seg0008.tif", "shape": [4096, 4096], "n_instances": 465, "max_instance_id": 19172, "fg_fraction": 0.057934}
{"sample_id": "MitoEM-H_z0009", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 9, "image": "MitoEM-H/im/im0009.png", "mask": "MitoEM-H/mito-train-v2/seg0009.tif", "shape": [4096, 4096], "n_instances": 466, "max_instance_id": 19172, "fg_fraction": 0.058239}
{"sample_id": "MitoEM-H_z0010", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 10, "image": "MitoEM-H/im/im0010.png", "mask": "MitoEM-H/mito-train-v2/seg0010.tif", "shape": [4096, 4096], "n_instances": 476, "max_instance_id": 19172, "fg_fraction": 0.058143}
{"sample_id": "MitoEM-H_z0011", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 11, "image": "MitoEM-H/im/im0011.png", "mask": "MitoEM-H/mito-train-v2/seg0011.tif", "shape": [4096, 4096], "n_instances": 480, "max_instance_id": 19172, "fg_fraction": 0.057028}
{"sample_id": "MitoEM-H_z0012", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 12, "image": "MitoEM-H/im/im0012.png", "mask": "MitoEM-H/mito-train-v2/seg0012.tif", "shape": [4096, 4096], "n_instances": 486, "max_instance_id": 19200, "fg_fraction": 0.057775}
{"sample_id": "MitoEM-H_z0013", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 13, "image": "MitoEM-H/im/im0013.png", "mask": "MitoEM-H/mito-train-v2/seg0013.tif", "shape": [4096, 4096], "n_instances": 493, "max_instance_id": 19200, "fg_fraction": 0.057557}
{"sample_id": "MitoEM-H_z0014", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 14, "image": "MitoEM-H/im/im0014.png", "mask": "MitoEM-H/mito-train-v2/seg0014.tif", "shape": [4096, 4096], "n_instances": 503, "max_instance_id": 19200, "fg_fraction": 0.057896}
{"sample_id": "MitoEM-H_z0015", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 15, "image": "MitoEM-H/im/im0015.png", "mask": "MitoEM-H/mito-train-v2/seg0015.tif", "shape": [4096, 4096], "n_instances": 503, "max_instance_id": 19200, "fg_fraction": 0.058245}
{"sample_id": "MitoEM-H_z0016", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 16, "image": "MitoEM-H/im/im0016.png", "mask": "MitoEM-H/mito-train-v2/seg0016.tif", "shape": [4096, 4096], "n_instances": 506, "max_instance_id": 19200, "fg_fraction": 0.05742}
{"sample_id": "MitoEM-H_z0017", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 17, "image": "MitoEM-H/im/im0017.png", "mask": "MitoEM-H/mito-train-v2/seg0017.tif", "shape": [4096, 4096], "n_instances": 475, "max_instance_id": 19200, "fg_fraction": 0.058326}
{"sample_id": "MitoEM-H_z0018", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 18, "image": "MitoEM-H/im/im0018.png", "mask": "MitoEM-H/mito-train-v2/seg0018.tif", "shape": [4096, 4096], "n_instances": 484, "max_instance_id": 19200, "fg_fraction": 0.058647}
{"sample_id": "MitoEM-H_z0019", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 19, "image": "MitoEM-H/im/im0019.png", "mask": "MitoEM-H/mito-train-v2/seg0019.tif", "shape": [4096, 4096], "n_instances": 490, "max_instance_id": 19200, "fg_fraction": 0.057746}
{"sample_id": "MitoEM-H_z0020", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 20, "image": "MitoEM-H/im/im0020.png", "mask": "MitoEM-H/mito-train-v2/seg0020.tif", "shape": [4096, 4096], "n_instances": 497, "max_instance_id": 19200, "fg_fraction": 0.057664}
{"sample_id": "MitoEM-H_z0021", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 21, "image": "MitoEM-H/im/im0021.png", "mask": "MitoEM-H/mito-train-v2/seg0021.tif", "shape": [4096, 4096], "n_instances": 508, "max_instance_id": 19200, "fg_fraction": 0.057807}
{"sample_id": "MitoEM-H_z0022", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 22, "image": "MitoEM-H/im/im0022.png", "mask": "MitoEM-H/mito-train-v2/seg0022.tif", "shape": [4096, 4096], "n_instances": 512, "max_instance_id": 19200, "fg_fraction": 0.057442}
{"sample_id": "MitoEM-H_z0023", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 23, "image": "MitoEM-H/im/im0023.png", "mask": "MitoEM-H/mito-train-v2/seg0023.tif", "shape": [4096, 4096], "n_instances": 516, "max_instance_id": 19200, "fg_fraction": 0.056817}
{"sample_id": "MitoEM-H_z0024", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 24, "image": "MitoEM-H/im/im0024.png", "mask": "MitoEM-H/mito-train-v2/seg0024.tif", "shape": [4096, 4096], "n_instances": 518, "max_instance_id": 19201, "fg_fraction": 0.056657}
{"sample_id": "MitoEM-H_z0025", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 25, "image": "MitoEM-H/im/im0025.png", "mask": "MitoEM-H/mito-train-v2/seg0025.tif", "shape": [4096, 4096], "n_instances": 518, "max_instance_id": 19201, "fg_fraction": 0.056712}
{"sample_id": "MitoEM-H_z0026", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 26, "image": "MitoEM-H/im/im0026.png", "mask": "MitoEM-H/mito-train-v2/seg0026.tif", "shape": [4096, 4096], "n_instances": 515, "max_instance_id": 19201, "fg_fraction": 0.056616}
{"sample_id": "MitoEM-H_z0027", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 27, "image": "MitoEM-H/im/im0027.png", "mask": "MitoEM-H/mito-train-v2/seg0027.tif", "shape": [4096, 4096], "n_instances": 513, "max_instance_id": 19208, "fg_fraction": 0.056165}
{"sample_id": "MitoEM-H_z0028", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 28, "image": "MitoEM-H/im/im0028.png", "mask": "MitoEM-H/mito-train-v2/seg0028.tif", "shape": [4096, 4096], "n_instances": 508, "max_instance_id": 19208, "fg_fraction": 0.055905}
{"sample_id": "MitoEM-H_z0029", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 29, "image": "MitoEM-H/im/im0029.png", "mask": "MitoEM-H/mito-train-v2/seg0029.tif", "shape": [4096, 4096], "n_instances": 498, "max_instance_id": 19208, "fg_fraction": 0.055793}
{"sample_id": "MitoEM-H_z0030", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 30, "image": "MitoEM-H/im/im0030.png", "mask": "MitoEM-H/mito-train-v2/seg0030.tif", "shape": [4096, 4096], "n_instances": 500, "max_instance_id": 19208, "fg_fraction": 0.056002}
{"sample_id": "MitoEM-H_z0031", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 31, "image": "MitoEM-H/im/im0031.png", "mask": "MitoEM-H/mito-train-v2/seg0031.tif", "shape": [4096, 4096], "n_instances": 490, "max_instance_id": 19208, "fg_fraction": 0.055441}
{"sample_id": "MitoEM-H_z0032", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 32, "image": "MitoEM-H/im/im0032.png", "mask": "MitoEM-H/mito-train-v2/seg0032.tif", "shape": [4096, 4096], "n_instances": 493, "max_instance_id": 19208, "fg_fraction": 0.055526}
{"sample_id": "MitoEM-H_z0033", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 33, "image": "MitoEM-H/im/im0033.png", "mask": "MitoEM-H/mito-train-v2/seg0033.tif", "shape": [4096, 4096], "n_instances": 497, "max_instance_id": 19208, "fg_fraction": 0.055498}
{"sample_id": "MitoEM-H_z0034", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 34, "image": "MitoEM-H/im/im0034.png", "mask": "MitoEM-H/mito-train-v2/seg0034.tif", "shape": [4096, 4096], "n_instances": 492, "max_instance_id": 19208, "fg_fraction": 0.055635}
{"sample_id": "MitoEM-H_z0035", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 35, "image": "MitoEM-H/im/im0035.png", "mask": "MitoEM-H/mito-train-v2/seg0035.tif", "shape": [4096, 4096], "n_instances": 497, "max_instance_id": 19208, "fg_fraction": 0.055424}
{"sample_id": "MitoEM-H_z0036", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 36, "image": "MitoEM-H/im/im0036.png", "mask": "MitoEM-H/mito-train-v2/seg0036.tif", "shape": [4096, 4096], "n_instances": 499, "max_instance_id": 19208, "fg_fraction": 0.055276}
{"sample_id": "MitoEM-H_z0037", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 37, "image": "MitoEM-H/im/im0037.png", "mask": "MitoEM-H/mito-train-v2/seg0037.tif", "shape": [4096, 4096], "n_instances": 493, "max_instance_id": 19208, "fg_fraction": 0.054864}
{"sample_id": "MitoEM-H_z0038", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 38, "image": "MitoEM-H/im/im0038.png", "mask": "MitoEM-H/mito-train-v2/seg0038.tif", "shape": [4096, 4096], "n_instances": 496, "max_instance_id": 19208, "fg_fraction": 0.054759}
{"sample_id": "MitoEM-H_z0039", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 39, "image": "MitoEM-H/im/im0039.png", "mask": "MitoEM-H/mito-train-v2/seg0039.tif", "shape": [4096, 4096], "n_instances": 493, "max_instance_id": 19208, "fg_fraction": 0.054009}
{"sample_id": "MitoEM-H_z0040", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 40, "image": "MitoEM-H/im/im0040.png", "mask": "MitoEM-H/mito-train-v2/seg0040.tif", "shape": [4096, 4096], "n_instances": 487, "max_instance_id": 19208, "fg_fraction": 0.053368}
{"sample_id": "MitoEM-H_z0041", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 41, "image": "MitoEM-H/im/im0041.png", "mask": "MitoEM-H/mito-train-v2/seg0041.tif", "shape": [4096, 4096], "n_instances": 490, "max_instance_id": 19208, "fg_fraction": 0.05345}
{"sample_id": "MitoEM-H_z0042", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 42, "image": "MitoEM-H/im/im0042.png", "mask": "MitoEM-H/mito-train-v2/seg0042.tif", "shape": [4096, 4096], "n_instances": 496, "max_instance_id": 19208, "fg_fraction": 0.053108}
{"sample_id": "MitoEM-H_z0043", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 43, "image": "MitoEM-H/im/im0043.png", "mask": "MitoEM-H/mito-train-v2/seg0043.tif", "shape": [4096, 4096], "n_instances": 505, "max_instance_id": 19208, "fg_fraction": 0.052811}
{"sample_id": "MitoEM-H_z0044", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 44, "image": "MitoEM-H/im/im0044.png", "mask": "MitoEM-H/mito-train-v2/seg0044.tif", "shape": [4096, 4096], "n_instances": 510, "max_instance_id": 19208, "fg_fraction": 0.052814}
{"sample_id": "MitoEM-H_z0045", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 45, "image": "MitoEM-H/im/im0045.png", "mask": "MitoEM-H/mito-train-v2/seg0045.tif", "shape": [4096, 4096], "n_instances": 513, "max_instance_id": 19205, "fg_fraction": 0.053378}
{"sample_id": "MitoEM-H_z0046", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 46, "image": "MitoEM-H/im/im0046.png", "mask": "MitoEM-H/mito-train-v2/seg0046.tif", "shape": [4096, 4096], "n_instances": 507, "max_instance_id": 19205, "fg_fraction": 0.0538}
{"sample_id": "MitoEM-H_z0047", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 47, "image": "MitoEM-H/im/im0047.png", "mask": "MitoEM-H/mito-train-v2/seg0047.tif", "shape": [4096, 4096], "n_instances": 502, "max_instance_id": 19205, "fg_fraction": 0.054457}
{"sample_id": "MitoEM-H_z0048", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 48, "image": "MitoEM-H/im/im0048.png", "mask": "MitoEM-H/mito-train-v2/seg0048.tif", "shape": [4096, 4096], "n_instances": 507, "max_instance_id": 19205, "fg_fraction": 0.053554}
{"sample_id": "MitoEM-H_z0049", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 49, "image": "MitoEM-H/im/im0049.png", "mask": "MitoEM-H/mito-train-v2/seg0049.tif", "shape": [4096, 4096], "n_instances": 493, "max_instance_id": 19232, "fg_fraction": 0.05405}
{"sample_id": "MitoEM-H_z0050", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 50, "image": "MitoEM-H/im/im0050.png", "mask": "MitoEM-H/mito-train-v2/seg0050.tif", "shape": [4096, 4096], "n_instances": 485, "max_instance_id": 19232, "fg_fraction": 0.054378}
{"sample_id": "MitoEM-H_z0051", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 51, "image": "MitoEM-H/im/im0051.png", "mask": "MitoEM-H/mito-train-v2/seg0051.tif", "shape": [4096, 4096], "n_instances": 487, "max_instance_id": 19232, "fg_fraction": 0.054707}
{"sample_id": "MitoEM-H_z0052", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 52, "image": "MitoEM-H/im/im0052.png", "mask": "MitoEM-H/mito-train-v2/seg0052.tif", "shape": [4096, 4096], "n_instances": 490, "max_instance_id": 19232, "fg_fraction": 0.054738}
{"sample_id": "MitoEM-H_z0053", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 53, "image": "MitoEM-H/im/im0053.png", "mask": "MitoEM-H/mito-train-v2/seg0053.tif", "shape": [4096, 4096], "n_instances": 482, "max_instance_id": 19232, "fg_fraction": 0.054453}
{"sample_id": "MitoEM-H_z0054", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 54, "image": "MitoEM-H/im/im0054.png", "mask": "MitoEM-H/mito-train-v2/seg0054.tif", "shape": [4096, 4096], "n_instances": 490, "max_instance_id": 19232, "fg_fraction": 0.054147}
{"sample_id": "MitoEM-H_z0055", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 55, "image": "MitoEM-H/im/im0055.png", "mask": "MitoEM-H/mito-train-v2/seg0055.tif", "shape": [4096, 4096], "n_instances": 483, "max_instance_id": 19232, "fg_fraction": 0.052941}
{"sample_id": "MitoEM-H_z0056", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 56, "image": "MitoEM-H/im/im0056.png", "mask": "MitoEM-H/mito-train-v2/seg0056.tif", "shape": [4096, 4096], "n_instances": 482, "max_instance_id": 19232, "fg_fraction": 0.052194}
{"sample_id": "MitoEM-H_z0057", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 57, "image": "MitoEM-H/im/im0057.png", "mask": "MitoEM-H/mito-train-v2/seg0057.tif", "shape": [4096, 4096], "n_instances": 484, "max_instance_id": 19232, "fg_fraction": 0.051545}
{"sample_id": "MitoEM-H_z0058", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 58, "image": "MitoEM-H/im/im0058.png", "mask": "MitoEM-H/mito-train-v2/seg0058.tif", "shape": [4096, 4096], "n_instances": 499, "max_instance_id": 19232, "fg_fraction": 0.051162}
{"sample_id": "MitoEM-H_z0059", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 59, "image": "MitoEM-H/im/im0059.png", "mask": "MitoEM-H/mito-train-v2/seg0059.tif", "shape": [4096, 4096], "n_instances": 484, "max_instance_id": 19232, "fg_fraction": 0.051276}
{"sample_id": "MitoEM-H_z0060", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 60, "image": "MitoEM-H/im/im0060.png", "mask": "MitoEM-H/mito-train-v2/seg0060.tif", "shape": [4096, 4096], "n_instances": 476, "max_instance_id": 19232, "fg_fraction": 0.051024}
{"sample_id": "MitoEM-H_z0061", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 61, "image": "MitoEM-H/im/im0061.png", "mask": "MitoEM-H/mito-train-v2/seg0061.tif", "shape": [4096, 4096], "n_instances": 481, "max_instance_id": 19232, "fg_fraction": 0.050428}
{"sample_id": "MitoEM-H_z0062", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 62, "image": "MitoEM-H/im/im0062.png", "mask": "MitoEM-H/mito-train-v2/seg0062.tif", "shape": [4096, 4096], "n_instances": 497, "max_instance_id": 19209, "fg_fraction": 0.050531}
{"sample_id": "MitoEM-H_z0063", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 63, "image": "MitoEM-H/im/im0063.png", "mask": "MitoEM-H/mito-train-v2/seg0063.tif", "shape": [4096, 4096], "n_instances": 498, "max_instance_id": 19209, "fg_fraction": 0.050435}
{"sample_id": "MitoEM-H_z0064", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 64, "image": "MitoEM-H/im/im0064.png", "mask": "MitoEM-H/mito-train-v2/seg0064.tif", "shape": [4096, 4096], "n_instances": 497, "max_instance_id": 19209, "fg_fraction": 0.049808}
{"sample_id": "MitoEM-H_z0065", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 65, "image": "MitoEM-H/im/im0065.png", "mask": "MitoEM-H/mito-train-v2/seg0065.tif", "shape": [4096, 4096], "n_instances": 476, "max_instance_id": 19209, "fg_fraction": 0.04943}
{"sample_id": "MitoEM-H_z0066", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 66, "image": "MitoEM-H/im/im0066.png", "mask": "MitoEM-H/mito-train-v2/seg0066.tif", "shape": [4096, 4096], "n_instances": 462, "max_instance_id": 19209, "fg_fraction": 0.05056}
{"sample_id": "MitoEM-H_z0067", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 67, "image": "MitoEM-H/im/im0067.png", "mask": "MitoEM-H/mito-train-v2/seg0067.tif", "shape": [4096, 4096], "n_instances": 455, "max_instance_id": 19209, "fg_fraction": 0.050792}
{"sample_id": "MitoEM-H_z0068", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 68, "image": "MitoEM-H/im/im0068.png", "mask": "MitoEM-H/mito-train-v2/seg0068.tif", "shape": [4096, 4096], "n_instances": 452, "max_instance_id": 19209, "fg_fraction": 0.050681}
{"sample_id": "MitoEM-H_z0069", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 69, "image": "MitoEM-H/im/im0069.png", "mask": "MitoEM-H/mito-train-v2/seg0069.tif", "shape": [4096, 4096], "n_instances": 455, "max_instance_id": 19209, "fg_fraction": 0.050654}
{"sample_id": "MitoEM-H_z0070", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 70, "image": "MitoEM-H/im/im0070.png", "mask": "MitoEM-H/mito-train-v2/seg0070.tif", "shape": [4096, 4096], "n_instances": 460, "max_instance_id": 19209, "fg_fraction": 0.05117}
{"sample_id": "MitoEM-H_z0071", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 71, "image": "MitoEM-H/im/im0071.png", "mask": "MitoEM-H/mito-train-v2/seg0071.tif", "shape": [4096, 4096], "n_instances": 454, "max_instance_id": 19209, "fg_fraction": 0.051059}
{"sample_id": "MitoEM-H_z0072", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 72, "image": "MitoEM-H/im/im0072.png", "mask": "MitoEM-H/mito-train-v2/seg0072.tif", "shape": [4096, 4096], "n_instances": 452, "max_instance_id": 19209, "fg_fraction": 0.051106}
{"sample_id": "MitoEM-H_z0073", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 73, "image": "MitoEM-H/im/im0073.png", "mask": "MitoEM-H/mito-train-v2/seg0073.tif", "shape": [4096, 4096], "n_instances": 454, "max_instance_id": 19207, "fg_fraction": 0.050831}
{"sample_id": "MitoEM-H_z0074", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 74, "image": "MitoEM-H/im/im0074.png", "mask": "MitoEM-H/mito-train-v2/seg0074.tif", "shape": [4096, 4096], "n_instances": 462, "max_instance_id": 19207, "fg_fraction": 0.050811}
{"sample_id": "MitoEM-H_z0075", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 75, "image": "MitoEM-H/im/im0075.png", "mask": "MitoEM-H/mito-train-v2/seg0075.tif", "shape": [4096, 4096], "n_instances": 468, "max_instance_id": 19207, "fg_fraction": 0.050856}
{"sample_id": "MitoEM-H_z0076", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 76, "image": "MitoEM-H/im/im0076.png", "mask": "MitoEM-H/mito-train-v2/seg0076.tif", "shape": [4096, 4096], "n_instances": 467, "max_instance_id": 19207, "fg_fraction": 0.052129}
{"sample_id": "MitoEM-H_z0077", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 77, "image": "MitoEM-H/im/im0077.png", "mask": "MitoEM-H/mito-train-v2/seg0077.tif", "shape": [4096, 4096], "n_instances": 475, "max_instance_id": 19207, "fg_fraction": 0.052177}
{"sample_id": "MitoEM-H_z0078", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 78, "image": "MitoEM-H/im/im0078.png", "mask": "MitoEM-H/mito-train-v2/seg0078.tif", "shape": [4096, 4096], "n_instances": 482, "max_instance_id": 19207, "fg_fraction": 0.052761}
{"sample_id": "MitoEM-H_z0079", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 79, "image": "MitoEM-H/im/im0079.png", "mask": "MitoEM-H/mito-train-v2/seg0079.tif", "shape": [4096, 4096], "n_instances": 477, "max_instance_id": 19207, "fg_fraction": 0.052919}
{"sample_id": "MitoEM-H_z0080", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 80, "image": "MitoEM-H/im/im0080.png", "mask": "MitoEM-H/mito-train-v2/seg0080.tif", "shape": [4096, 4096], "n_instances": 471, "max_instance_id": 19199, "fg_fraction": 0.052854}
{"sample_id": "MitoEM-H_z0081", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 81, "image": "MitoEM-H/im/im0081.png", "mask": "MitoEM-H/mito-train-v2/seg0081.tif", "shape": [4096, 4096], "n_instances": 476, "max_instance_id": 19199, "fg_fraction": 0.05339}
{"sample_id": "MitoEM-H_z0082", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 82, "image": "MitoEM-H/im/im0082.png", "mask": "MitoEM-H/mito-train-v2/seg0082.tif", "shape": [4096, 4096], "n_instances": 476, "max_instance_id": 19172, "fg_fraction": 0.053443}
{"sample_id": "MitoEM-H_z0083", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 83, "image": "MitoEM-H/im/im0083.png", "mask": "MitoEM-H/mito-train-v2/seg0083.tif", "shape": [4096, 4096], "n_instances": 480, "max_instance_id": 19172, "fg_fraction": 0.053891}
{"sample_id": "MitoEM-H_z0084", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 84, "image": "MitoEM-H/im/im0084.png", "mask": "MitoEM-H/mito-train-v2/seg0084.tif", "shape": [4096, 4096], "n_instances": 497, "max_instance_id": 19172, "fg_fraction": 0.053619}
{"sample_id": "MitoEM-H_z0085", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 85, "image": "MitoEM-H/im/im0085.png", "mask": "MitoEM-H/mito-train-v2/seg0085.tif", "shape": [4096, 4096], "n_instances": 500, "max_instance_id": 19172, "fg_fraction": 0.053601}
{"sample_id": "MitoEM-H_z0086", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 86, "image": "MitoEM-H/im/im0086.png", "mask": "MitoEM-H/mito-train-v2/seg0086.tif", "shape": [4096, 4096], "n_instances": 487, "max_instance_id": 19177, "fg_fraction": 0.053987}
{"sample_id": "MitoEM-H_z0087", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 87, "image": "MitoEM-H/im/im0087.png", "mask": "MitoEM-H/mito-train-v2/seg0087.tif", "shape": [4096, 4096], "n_instances": 487, "max_instance_id": 19177, "fg_fraction": 0.053946}
{"sample_id": "MitoEM-H_z0088", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 88, "image": "MitoEM-H/im/im0088.png", "mask": "MitoEM-H/mito-train-v2/seg0088.tif", "shape": [4096, 4096], "n_instances": 474, "max_instance_id": 19177, "fg_fraction": 0.053862}
{"sample_id": "MitoEM-H_z0089", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 89, "image": "MitoEM-H/im/im0089.png", "mask": "MitoEM-H/mito-train-v2/seg0089.tif", "shape": [4096, 4096], "n_instances": 468, "max_instance_id": 19177, "fg_fraction": 0.053259}
{"sample_id": "MitoEM-H_z0090", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 90, "image": "MitoEM-H/im/im0090.png", "mask": "MitoEM-H/mito-train-v2/seg0090.tif", "shape": [4096, 4096], "n_instances": 479, "max_instance_id": 19177, "fg_fraction": 0.053284}
{"sample_id": "MitoEM-H_z0091", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 91, "image": "MitoEM-H/im/im0091.png", "mask": "MitoEM-H/mito-train-v2/seg0091.tif", "shape": [4096, 4096], "n_instances": 469, "max_instance_id": 19177, "fg_fraction": 0.052831}
{"sample_id": "MitoEM-H_z0092", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 92, "image": "MitoEM-H/im/im0092.png", "mask": "MitoEM-H/mito-train-v2/seg0092.tif", "shape": [4096, 4096], "n_instances": 473, "max_instance_id": 19177, "fg_fraction": 0.052741}
{"sample_id": "MitoEM-H_z0093", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 93, "image": "MitoEM-H/im/im0093.png", "mask": "MitoEM-H/mito-train-v2/seg0093.tif", "shape": [4096, 4096], "n_instances": 472, "max_instance_id": 19177, "fg_fraction": 0.051835}
{"sample_id": "MitoEM-H_z0094", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 94, "image": "MitoEM-H/im/im0094.png", "mask": "MitoEM-H/mito-train-v2/seg0094.tif", "shape": [4096, 4096], "n_instances": 465, "max_instance_id": 19177, "fg_fraction": 0.052903}
{"sample_id": "MitoEM-H_z0095", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 95, "image": "MitoEM-H/im/im0095.png", "mask": "MitoEM-H/mito-train-v2/seg0095.tif", "shape": [4096, 4096], "n_instances": 460, "max_instance_id": 19177, "fg_fraction": 0.052479}
{"sample_id": "MitoEM-H_z0096", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 96, "image": "MitoEM-H/im/im0096.png", "mask": "MitoEM-H/mito-train-v2/seg0096.tif", "shape": [4096, 4096], "n_instances": 457, "max_instance_id": 19172, "fg_fraction": 0.051399}
{"sample_id": "MitoEM-H_z0097", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 97, "image": "MitoEM-H/im/im0097.png", "mask": "MitoEM-H/mito-train-v2/seg0097.tif", "shape": [4096, 4096], "n_instances": 450, "max_instance_id": 19172, "fg_fraction": 0.051674}
{"sample_id": "MitoEM-H_z0098", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 98, "image": "MitoEM-H/im/im0098.png", "mask": "MitoEM-H/mito-train-v2/seg0098.tif", "shape": [4096, 4096], "n_instances": 454, "max_instance_id": 19172, "fg_fraction": 0.052045}
{"sample_id": "MitoEM-H_z0099", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 99, "image": "MitoEM-H/im/im0099.png", "mask": "MitoEM-H/mito-train-v2/seg0099.tif", "shape": [4096, 4096], "n_instances": 472, "max_instance_id": 19172, "fg_fraction": 0.052516}
{"sample_id": "MitoEM-H_z0100", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 100, "image": "MitoEM-H/im/im0100.png", "mask": "MitoEM-H/mito-train-v2/seg0100.tif", "shape": [4096, 4096], "n_instances": 469, "max_instance_id": 19198, "fg_fraction": 0.050969}
{"sample_id": "MitoEM-H_z0101", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 101, "image": "MitoEM-H/im/im0101.png", "mask": "MitoEM-H/mito-train-v2/seg0101.tif", "shape": [4096, 4096], "n_instances": 497, "max_instance_id": 19213, "fg_fraction": 0.051462}
{"sample_id": "MitoEM-H_z0102", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 102, "image": "MitoEM-H/im/im0102.png", "mask": "MitoEM-H/mito-train-v2/seg0102.tif", "shape": [4096, 4096], "n_instances": 506, "max_instance_id": 19213, "fg_fraction": 0.051499}
{"sample_id": "MitoEM-H_z0103", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 103, "image": "MitoEM-H/im/im0103.png", "mask": "MitoEM-H/mito-train-v2/seg0103.tif", "shape": [4096, 4096], "n_instances": 509, "max_instance_id": 19213, "fg_fraction": 0.053039}
{"sample_id": "MitoEM-H_z0104", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 104, "image": "MitoEM-H/im/im0104.png", "mask": "MitoEM-H/mito-train-v2/seg0104.tif", "shape": [4096, 4096], "n_instances": 521, "max_instance_id": 19213, "fg_fraction": 0.053285}
{"sample_id": "MitoEM-H_z0105", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 105, "image": "MitoEM-H/im/im0105.png", "mask": "MitoEM-H/mito-train-v2/seg0105.tif", "shape": [4096, 4096], "n_instances": 535, "max_instance_id": 19213, "fg_fraction": 0.054299}
{"sample_id": "MitoEM-H_z0106", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 106, "image": "MitoEM-H/im/im0106.png", "mask": "MitoEM-H/mito-train-v2/seg0106.tif", "shape": [4096, 4096], "n_instances": 523, "max_instance_id": 19213, "fg_fraction": 0.056004}
{"sample_id": "MitoEM-H_z0107", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 107, "image": "MitoEM-H/im/im0107.png", "mask": "MitoEM-H/mito-train-v2/seg0107.tif", "shape": [4096, 4096], "n_instances": 504, "max_instance_id": 19213, "fg_fraction": 0.056394}
{"sample_id": "MitoEM-H_z0108", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 108, "image": "MitoEM-H/im/im0108.png", "mask": "MitoEM-H/mito-train-v2/seg0108.tif", "shape": [4096, 4096], "n_instances": 504, "max_instance_id": 19213, "fg_fraction": 0.055712}
{"sample_id": "MitoEM-H_z0109", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 109, "image": "MitoEM-H/im/im0109.png", "mask": "MitoEM-H/mito-train-v2/seg0109.tif", "shape": [4096, 4096], "n_instances": 496, "max_instance_id": 19213, "fg_fraction": 0.056362}
{"sample_id": "MitoEM-H_z0110", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 110, "image": "MitoEM-H/im/im0110.png", "mask": "MitoEM-H/mito-train-v2/seg0110.tif", "shape": [4096, 4096], "n_instances": 493, "max_instance_id": 19213, "fg_fraction": 0.056723}
{"sample_id": "MitoEM-H_z0111", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 111, "image": "MitoEM-H/im/im0111.png", "mask": "MitoEM-H/mito-train-v2/seg0111.tif", "shape": [4096, 4096], "n_instances": 495, "max_instance_id": 19213, "fg_fraction": 0.054939}
{"sample_id": "MitoEM-H_z0112", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 112, "image": "MitoEM-H/im/im0112.png", "mask": "MitoEM-H/mito-train-v2/seg0112.tif", "shape": [4096, 4096], "n_instances": 420, "max_instance_id": 19213, "fg_fraction": 0.052011}
{"sample_id": "MitoEM-H_z0113", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 113, "image": "MitoEM-H/im/im0113.png", "mask": "MitoEM-H/mito-train-v2/seg0113.tif", "shape": [4096, 4096], "n_instances": 483, "max_instance_id": 19213, "fg_fraction": 0.054843}
{"sample_id": "MitoEM-H_z0114", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 114, "image": "MitoEM-H/im/im0114.png", "mask": "MitoEM-H/mito-train-v2/seg0114.tif", "shape": [4096, 4096], "n_instances": 493, "max_instance_id": 19213, "fg_fraction": 0.056164}
{"sample_id": "MitoEM-H_z0115", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 115, "image": "MitoEM-H/im/im0115.png", "mask": "MitoEM-H/mito-train-v2/seg0115.tif", "shape": [4096, 4096], "n_instances": 495, "max_instance_id": 19213, "fg_fraction": 0.056793}
{"sample_id": "MitoEM-H_z0116", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 116, "image": "MitoEM-H/im/im0116.png", "mask": "MitoEM-H/mito-train-v2/seg0116.tif", "shape": [4096, 4096], "n_instances": 501, "max_instance_id": 19215, "fg_fraction": 0.055946}
{"sample_id": "MitoEM-H_z0117", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 117, "image": "MitoEM-H/im/im0117.png", "mask": "MitoEM-H/mito-train-v2/seg0117.tif", "shape": [4096, 4096], "n_instances": 503, "max_instance_id": 19215, "fg_fraction": 0.055607}
{"sample_id": "MitoEM-H_z0118", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 118, "image": "MitoEM-H/im/im0118.png", "mask": "MitoEM-H/mito-train-v2/seg0118.tif", "shape": [4096, 4096], "n_instances": 509, "max_instance_id": 19215, "fg_fraction": 0.055585}
{"sample_id": "MitoEM-H_z0119", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 119, "image": "MitoEM-H/im/im0119.png", "mask": "MitoEM-H/mito-train-v2/seg0119.tif", "shape": [4096, 4096], "n_instances": 517, "max_instance_id": 19215, "fg_fraction": 0.05552}
{"sample_id": "MitoEM-H_z0120", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 120, "image": "MitoEM-H/im/im0120.png", "mask": "MitoEM-H/mito-train-v2/seg0120.tif", "shape": [4096, 4096], "n_instances": 525, "max_instance_id": 19215, "fg_fraction": 0.055379}
{"sample_id": "MitoEM-H_z0121", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 121, "image": "MitoEM-H/im/im0121.png", "mask": "MitoEM-H/mito-train-v2/seg0121.tif", "shape": [4096, 4096], "n_instances": 539, "max_instance_id": 19215, "fg_fraction": 0.055454}
{"sample_id": "MitoEM-H_z0122", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 122, "image": "MitoEM-H/im/im0122.png", "mask": "MitoEM-H/mito-train-v2/seg0122.tif", "shape": [4096, 4096], "n_instances": 538, "max_instance_id": 19215, "fg_fraction": 0.055373}
{"sample_id": "MitoEM-H_z0123", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 123, "image": "MitoEM-H/im/im0123.png", "mask": "MitoEM-H/mito-train-v2/seg0123.tif", "shape": [4096, 4096], "n_instances": 525, "max_instance_id": 19215, "fg_fraction": 0.055081}
{"sample_id": "MitoEM-H_z0124", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 124, "image": "MitoEM-H/im/im0124.png", "mask": "MitoEM-H/mito-train-v2/seg0124.tif", "shape": [4096, 4096], "n_instances": 532, "max_instance_id": 19215, "fg_fraction": 0.054827}
{"sample_id": "MitoEM-H_z0125", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 125, "image": "MitoEM-H/im/im0125.png", "mask": "MitoEM-H/mito-train-v2/seg0125.tif", "shape": [4096, 4096], "n_instances": 524, "max_instance_id": 19215, "fg_fraction": 0.05425}
{"sample_id": "MitoEM-H_z0126", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 126, "image": "MitoEM-H/im/im0126.png", "mask": "MitoEM-H/mito-train-v2/seg0126.tif", "shape": [4096, 4096], "n_instances": 517, "max_instance_id": 19215, "fg_fraction": 0.053027}
{"sample_id": "MitoEM-H_z0127", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 127, "image": "MitoEM-H/im/im0127.png", "mask": "MitoEM-H/mito-train-v2/seg0127.tif", "shape": [4096, 4096], "n_instances": 521, "max_instance_id": 19215, "fg_fraction": 0.052726}
{"sample_id": "MitoEM-H_z0128", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 128, "image": "MitoEM-H/im/im0128.png", "mask": "MitoEM-H/mito-train-v2/seg0128.tif", "shape": [4096, 4096], "n_instances": 513, "max_instance_id": 19228, "fg_fraction": 0.050755}
{"sample_id": "MitoEM-H_z0129", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 129, "image": "MitoEM-H/im/im0129.png", "mask": "MitoEM-H/mito-train-v2/seg0129.tif", "shape": [4096, 4096], "n_instances": 488, "max_instance_id": 19228, "fg_fraction": 0.049887}
{"sample_id": "MitoEM-H_z0130", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 130, "image": "MitoEM-H/im/im0130.png", "mask": "MitoEM-H/mito-train-v2/seg0130.tif", "shape": [4096, 4096], "n_instances": 477, "max_instance_id": 19228, "fg_fraction": 0.049958}
{"sample_id": "MitoEM-H_z0131", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 131, "image": "MitoEM-H/im/im0131.png", "mask": "MitoEM-H/mito-train-v2/seg0131.tif", "shape": [4096, 4096], "n_instances": 476, "max_instance_id": 19228, "fg_fraction": 0.04968}
{"sample_id": "MitoEM-H_z0132", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 132, "image": "MitoEM-H/im/im0132.png", "mask": "MitoEM-H/mito-train-v2/seg0132.tif", "shape": [4096, 4096], "n_instances": 491, "max_instance_id": 19228, "fg_fraction": 0.050046}
{"sample_id": "MitoEM-H_z0133", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 133, "image": "MitoEM-H/im/im0133.png", "mask": "MitoEM-H/mito-train-v2/seg0133.tif", "shape": [4096, 4096], "n_instances": 494, "max_instance_id": 19228, "fg_fraction": 0.050369}
{"sample_id": "MitoEM-H_z0134", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 134, "image": "MitoEM-H/im/im0134.png", "mask": "MitoEM-H/mito-train-v2/seg0134.tif", "shape": [4096, 4096], "n_instances": 490, "max_instance_id": 19228, "fg_fraction": 0.051808}
{"sample_id": "MitoEM-H_z0135", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 135, "image": "MitoEM-H/im/im0135.png", "mask": "MitoEM-H/mito-train-v2/seg0135.tif", "shape": [4096, 4096], "n_instances": 488, "max_instance_id": 19228, "fg_fraction": 0.052755}
{"sample_id": "MitoEM-H_z0136", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 136, "image": "MitoEM-H/im/im0136.png", "mask": "MitoEM-H/mito-train-v2/seg0136.tif", "shape": [4096, 4096], "n_instances": 493, "max_instance_id": 19228, "fg_fraction": 0.053802}
{"sample_id": "MitoEM-H_z0137", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 137, "image": "MitoEM-H/im/im0137.png", "mask": "MitoEM-H/mito-train-v2/seg0137.tif", "shape": [4096, 4096], "n_instances": 489, "max_instance_id": 19228, "fg_fraction": 0.054441}
{"sample_id": "MitoEM-H_z0138", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 138, "image": "MitoEM-H/im/im0138.png", "mask": "MitoEM-H/mito-train-v2/seg0138.tif", "shape": [4096, 4096], "n_instances": 487, "max_instance_id": 19228, "fg_fraction": 0.055777}
{"sample_id": "MitoEM-H_z0139", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 139, "image": "MitoEM-H/im/im0139.png", "mask": "MitoEM-H/mito-train-v2/seg0139.tif", "shape": [4096, 4096], "n_instances": 495, "max_instance_id": 19228, "fg_fraction": 0.056014}
{"sample_id": "MitoEM-H_z0140", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 140, "image": "MitoEM-H/im/im0140.png", "mask": "MitoEM-H/mito-train-v2/seg0140.tif", "shape": [4096, 4096], "n_instances": 498, "max_instance_id": 19228, "fg_fraction": 0.056383}
{"sample_id": "MitoEM-H_z0141", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 141, "image": "MitoEM-H/im/im0141.png", "mask": "MitoEM-H/mito-train-v2/seg0141.tif", "shape": [4096, 4096], "n_instances": 502, "max_instance_id": 19228, "fg_fraction": 0.056539}
{"sample_id": "MitoEM-H_z0142", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 142, "image": "MitoEM-H/im/im0142.png", "mask": "MitoEM-H/mito-train-v2/seg0142.tif", "shape": [4096, 4096], "n_instances": 510, "max_instance_id": 19228, "fg_fraction": 0.056473}
{"sample_id": "MitoEM-H_z0143", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 143, "image": "MitoEM-H/im/im0143.png", "mask": "MitoEM-H/mito-train-v2/seg0143.tif", "shape": [4096, 4096], "n_instances": 507, "max_instance_id": 19228, "fg_fraction": 0.056362}
{"sample_id": "MitoEM-H_z0144", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 144, "image": "MitoEM-H/im/im0144.png", "mask": "MitoEM-H/mito-train-v2/seg0144.tif", "shape": [4096, 4096], "n_instances": 509, "max_instance_id": 19228, "fg_fraction": 0.056524}
{"sample_id": "MitoEM-H_z0145", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 145, "image": "MitoEM-H/im/im0145.png", "mask": "MitoEM-H/mito-train-v2/seg0145.tif", "shape": [4096, 4096], "n_instances": 525, "max_instance_id": 19228, "fg_fraction": 0.055306}
{"sample_id": "MitoEM-H_z0146", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 146, "image": "MitoEM-H/im/im0146.png", "mask": "MitoEM-H/mito-train-v2/seg0146.tif", "shape": [4096, 4096], "n_instances": 516, "max_instance_id": 19228, "fg_fraction": 0.055459}
{"sample_id": "MitoEM-H_z0147", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 147, "image": "MitoEM-H/im/im0147.png", "mask": "MitoEM-H/mito-train-v2/seg0147.tif", "shape": [4096, 4096], "n_instances": 524, "max_instance_id": 19228, "fg_fraction": 0.055245}
{"sample_id": "MitoEM-H_z0148", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 148, "image": "MitoEM-H/im/im0148.png", "mask": "MitoEM-H/mito-train-v2/seg0148.tif", "shape": [4096, 4096], "n_instances": 504, "max_instance_id": 19228, "fg_fraction": 0.054376}
{"sample_id": "MitoEM-H_z0149", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 149, "image": "MitoEM-H/im/im0149.png", "mask": "MitoEM-H/mito-train-v2/seg0149.tif", "shape": [4096, 4096], "n_instances": 505, "max_instance_id": 19228, "fg_fraction": 0.053768}
{"sample_id": "MitoEM-H_z0150", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 150, "image": "MitoEM-H/im/im0150.png", "mask": "MitoEM-H/mito-train-v2/seg0150.tif", "shape": [4096, 4096], "n_instances": 515, "max_instance_id": 19228, "fg_fraction": 0.053989}
{"sample_id": "MitoEM-H_z0151", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 151, "image": "MitoEM-H/im/im0151.png", "mask": "MitoEM-H/mito-train-v2/seg0151.tif", "shape": [4096, 4096], "n_instances": 502, "max_instance_id": 19228, "fg_fraction": 0.053895}
{"sample_id": "MitoEM-H_z0152", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 152, "image": "MitoEM-H/im/im0152.png", "mask": "MitoEM-H/mito-train-v2/seg0152.tif", "shape": [4096, 4096], "n_instances": 501, "max_instance_id": 19228, "fg_fraction": 0.053892}
{"sample_id": "MitoEM-H_z0153", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 153, "image": "MitoEM-H/im/im0153.png", "mask": "MitoEM-H/mito-train-v2/seg0153.tif", "shape": [4096, 4096], "n_instances": 499, "max_instance_id": 19228, "fg_fraction": 0.053731}
{"sample_id": "MitoEM-H_z0154", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 154, "image": "MitoEM-H/im/im0154.png", "mask": "MitoEM-H/mito-train-v2/seg0154.tif", "shape": [4096, 4096], "n_instances": 493, "max_instance_id": 19228, "fg_fraction": 0.053396}
{"sample_id": "MitoEM-H_z0155", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 155, "image": "MitoEM-H/im/im0155.png", "mask": "MitoEM-H/mito-train-v2/seg0155.tif", "shape": [4096, 4096], "n_instances": 498, "max_instance_id": 19228, "fg_fraction": 0.052576}
{"sample_id": "MitoEM-H_z0156", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 156, "image": "MitoEM-H/im/im0156.png", "mask": "MitoEM-H/mito-train-v2/seg0156.tif", "shape": [4096, 4096], "n_instances": 498, "max_instance_id": 19214, "fg_fraction": 0.05201}
{"sample_id": "MitoEM-H_z0157", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 157, "image": "MitoEM-H/im/im0157.png", "mask": "MitoEM-H/mito-train-v2/seg0157.tif", "shape": [4096, 4096], "n_instances": 502, "max_instance_id": 19214, "fg_fraction": 0.051744}
{"sample_id": "MitoEM-H_z0158", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 158, "image": "MitoEM-H/im/im0158.png", "mask": "MitoEM-H/mito-train-v2/seg0158.tif", "shape": [4096, 4096], "n_instances": 507, "max_instance_id": 19214, "fg_fraction": 0.05187}
{"sample_id": "MitoEM-H_z0159", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 159, "image": "MitoEM-H/im/im0159.png", "mask": "MitoEM-H/mito-train-v2/seg0159.tif", "shape": [4096, 4096], "n_instances": 489, "max_instance_id": 19179, "fg_fraction": 0.051918}
{"sample_id": "MitoEM-H_z0160", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 160, "image": "MitoEM-H/im/im0160.png", "mask": "MitoEM-H/mito-train-v2/seg0160.tif", "shape": [4096, 4096], "n_instances": 475, "max_instance_id": 19179, "fg_fraction": 0.05136}
{"sample_id": "MitoEM-H_z0161", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 161, "image": "MitoEM-H/im/im0161.png", "mask": "MitoEM-H/mito-train-v2/seg0161.tif", "shape": [4096, 4096], "n_instances": 487, "max_instance_id": 19179, "fg_fraction": 0.05117}
{"sample_id": "MitoEM-H_z0162", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 162, "image": "MitoEM-H/im/im0162.png", "mask": "MitoEM-H/mito-train-v2/seg0162.tif", "shape": [4096, 4096], "n_instances": 489, "max_instance_id": 19179, "fg_fraction": 0.051337}
{"sample_id": "MitoEM-H_z0163", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 163, "image": "MitoEM-H/im/im0163.png", "mask": "MitoEM-H/mito-train-v2/seg0163.tif", "shape": [4096, 4096], "n_instances": 484, "max_instance_id": 19179, "fg_fraction": 0.051378}
{"sample_id": "MitoEM-H_z0164", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 164, "image": "MitoEM-H/im/im0164.png", "mask": "MitoEM-H/mito-train-v2/seg0164.tif", "shape": [4096, 4096], "n_instances": 479, "max_instance_id": 19172, "fg_fraction": 0.052431}
{"sample_id": "MitoEM-H_z0165", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 165, "image": "MitoEM-H/im/im0165.png", "mask": "MitoEM-H/mito-train-v2/seg0165.tif", "shape": [4096, 4096], "n_instances": 486, "max_instance_id": 19172, "fg_fraction": 0.053691}
{"sample_id": "MitoEM-H_z0166", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 166, "image": "MitoEM-H/im/im0166.png", "mask": "MitoEM-H/mito-train-v2/seg0166.tif", "shape": [4096, 4096], "n_instances": 484, "max_instance_id": 19217, "fg_fraction": 0.0552}
{"sample_id": "MitoEM-H_z0167", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 167, "image": "MitoEM-H/im/im0167.png", "mask": "MitoEM-H/mito-train-v2/seg0167.tif", "shape": [4096, 4096], "n_instances": 484, "max_instance_id": 19217, "fg_fraction": 0.056302}
{"sample_id": "MitoEM-H_z0168", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 168, "image": "MitoEM-H/im/im0168.png", "mask": "MitoEM-H/mito-train-v2/seg0168.tif", "shape": [4096, 4096], "n_instances": 482, "max_instance_id": 19217, "fg_fraction": 0.05733}
{"sample_id": "MitoEM-H_z0169", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 169, "image": "MitoEM-H/im/im0169.png", "mask": "MitoEM-H/mito-train-v2/seg0169.tif", "shape": [4096, 4096], "n_instances": 484, "max_instance_id": 19217, "fg_fraction": 0.058085}
{"sample_id": "MitoEM-H_z0170", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 170, "image": "MitoEM-H/im/im0170.png", "mask": "MitoEM-H/mito-train-v2/seg0170.tif", "shape": [4096, 4096], "n_instances": 478, "max_instance_id": 19217, "fg_fraction": 0.058567}
{"sample_id": "MitoEM-H_z0171", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 171, "image": "MitoEM-H/im/im0171.png", "mask": "MitoEM-H/mito-train-v2/seg0171.tif", "shape": [4096, 4096], "n_instances": 479, "max_instance_id": 19217, "fg_fraction": 0.058326}
{"sample_id": "MitoEM-H_z0172", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 172, "image": "MitoEM-H/im/im0172.png", "mask": "MitoEM-H/mito-train-v2/seg0172.tif", "shape": [4096, 4096], "n_instances": 492, "max_instance_id": 19217, "fg_fraction": 0.05898}
{"sample_id": "MitoEM-H_z0173", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 173, "image": "MitoEM-H/im/im0173.png", "mask": "MitoEM-H/mito-train-v2/seg0173.tif", "shape": [4096, 4096], "n_instances": 506, "max_instance_id": 19217, "fg_fraction": 0.059148}
{"sample_id": "MitoEM-H_z0174", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 174, "image": "MitoEM-H/im/im0174.png", "mask": "MitoEM-H/mito-train-v2/seg0174.tif", "shape": [4096, 4096], "n_instances": 507, "max_instance_id": 19217, "fg_fraction": 0.059609}
{"sample_id": "MitoEM-H_z0175", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 175, "image": "MitoEM-H/im/im0175.png", "mask": "MitoEM-H/mito-train-v2/seg0175.tif", "shape": [4096, 4096], "n_instances": 498, "max_instance_id": 19217, "fg_fraction": 0.059773}
{"sample_id": "MitoEM-H_z0176", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 176, "image": "MitoEM-H/im/im0176.png", "mask": "MitoEM-H/mito-train-v2/seg0176.tif", "shape": [4096, 4096], "n_instances": 500, "max_instance_id": 19217, "fg_fraction": 0.059926}
{"sample_id": "MitoEM-H_z0177", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 177, "image": "MitoEM-H/im/im0177.png", "mask": "MitoEM-H/mito-train-v2/seg0177.tif", "shape": [4096, 4096], "n_instances": 486, "max_instance_id": 19217, "fg_fraction": 0.059706}
{"sample_id": "MitoEM-H_z0178", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 178, "image": "MitoEM-H/im/im0178.png", "mask": "MitoEM-H/mito-train-v2/seg0178.tif", "shape": [4096, 4096], "n_instances": 489, "max_instance_id": 19217, "fg_fraction": 0.060292}
{"sample_id": "MitoEM-H_z0179", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 179, "image": "MitoEM-H/im/im0179.png", "mask": "MitoEM-H/mito-train-v2/seg0179.tif", "shape": [4096, 4096], "n_instances": 476, "max_instance_id": 19217, "fg_fraction": 0.060076}
{"sample_id": "MitoEM-H_z0180", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 180, "image": "MitoEM-H/im/im0180.png", "mask": "MitoEM-H/mito-train-v2/seg0180.tif", "shape": [4096, 4096], "n_instances": 463, "max_instance_id": 19217, "fg_fraction": 0.059775}
{"sample_id": "MitoEM-H_z0181", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 181, "image": "MitoEM-H/im/im0181.png", "mask": "MitoEM-H/mito-train-v2/seg0181.tif", "shape": [4096, 4096], "n_instances": 475, "max_instance_id": 19217, "fg_fraction": 0.059403}
{"sample_id": "MitoEM-H_z0182", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 182, "image": "MitoEM-H/im/im0182.png", "mask": "MitoEM-H/mito-train-v2/seg0182.tif", "shape": [4096, 4096], "n_instances": 475, "max_instance_id": 19217, "fg_fraction": 0.059239}
{"sample_id": "MitoEM-H_z0183", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 183, "image": "MitoEM-H/im/im0183.png", "mask": "MitoEM-H/mito-train-v2/seg0183.tif", "shape": [4096, 4096], "n_instances": 482, "max_instance_id": 19065, "fg_fraction": 0.058694}
{"sample_id": "MitoEM-H_z0184", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 184, "image": "MitoEM-H/im/im0184.png", "mask": "MitoEM-H/mito-train-v2/seg0184.tif", "shape": [4096, 4096], "n_instances": 481, "max_instance_id": 19065, "fg_fraction": 0.058673}
{"sample_id": "MitoEM-H_z0185", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 185, "image": "MitoEM-H/im/im0185.png", "mask": "MitoEM-H/mito-train-v2/seg0185.tif", "shape": [4096, 4096], "n_instances": 472, "max_instance_id": 19065, "fg_fraction": 0.058487}
{"sample_id": "MitoEM-H_z0186", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 186, "image": "MitoEM-H/im/im0186.png", "mask": "MitoEM-H/mito-train-v2/seg0186.tif", "shape": [4096, 4096], "n_instances": 462, "max_instance_id": 19065, "fg_fraction": 0.058112}
{"sample_id": "MitoEM-H_z0187", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 187, "image": "MitoEM-H/im/im0187.png", "mask": "MitoEM-H/mito-train-v2/seg0187.tif", "shape": [4096, 4096], "n_instances": 472, "max_instance_id": 19131, "fg_fraction": 0.057651}
{"sample_id": "MitoEM-H_z0188", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 188, "image": "MitoEM-H/im/im0188.png", "mask": "MitoEM-H/mito-train-v2/seg0188.tif", "shape": [4096, 4096], "n_instances": 470, "max_instance_id": 19131, "fg_fraction": 0.057341}
{"sample_id": "MitoEM-H_z0189", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 189, "image": "MitoEM-H/im/im0189.png", "mask": "MitoEM-H/mito-train-v2/seg0189.tif", "shape": [4096, 4096], "n_instances": 470, "max_instance_id": 19131, "fg_fraction": 0.056853}
{"sample_id": "MitoEM-H_z0190", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 190, "image": "MitoEM-H/im/im0190.png", "mask": "MitoEM-H/mito-train-v2/seg0190.tif", "shape": [4096, 4096], "n_instances": 479, "max_instance_id": 19131, "fg_fraction": 0.056252}
{"sample_id": "MitoEM-H_z0191", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 191, "image": "MitoEM-H/im/im0191.png", "mask": "MitoEM-H/mito-train-v2/seg0191.tif", "shape": [4096, 4096], "n_instances": 482, "max_instance_id": 19131, "fg_fraction": 0.056323}
{"sample_id": "MitoEM-H_z0192", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 192, "image": "MitoEM-H/im/im0192.png", "mask": "MitoEM-H/mito-train-v2/seg0192.tif", "shape": [4096, 4096], "n_instances": 489, "max_instance_id": 19131, "fg_fraction": 0.055919}
{"sample_id": "MitoEM-H_z0193", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 193, "image": "MitoEM-H/im/im0193.png", "mask": "MitoEM-H/mito-train-v2/seg0193.tif", "shape": [4096, 4096], "n_instances": 486, "max_instance_id": 19131, "fg_fraction": 0.0549}
{"sample_id": "MitoEM-H_z0194", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 194, "image": "MitoEM-H/im/im0194.png", "mask": "MitoEM-H/mito-train-v2/seg0194.tif", "shape": [4096, 4096], "n_instances": 488, "max_instance_id": 19131, "fg_fraction": 0.05449}
{"sample_id": "MitoEM-H_z0195", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 195, "image": "MitoEM-H/im/im0195.png", "mask": "MitoEM-H/mito-train-v2/seg0195.tif", "shape": [4096, 4096], "n_instances": 492, "max_instance_id": 19131, "fg_fraction": 0.054231}
{"sample_id": "MitoEM-H_z0196", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 196, "image": "MitoEM-H/im/im0196.png", "mask": "MitoEM-H/mito-train-v2/seg0196.tif", "shape": [4096, 4096], "n_instances": 499, "max_instance_id": 19131, "fg_fraction": 0.053852}
{"sample_id": "MitoEM-H_z0197", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 197, "image": "MitoEM-H/im/im0197.png", "mask": "MitoEM-H/mito-train-v2/seg0197.tif", "shape": [4096, 4096], "n_instances": 491, "max_instance_id": 19131, "fg_fraction": 0.053189}
{"sample_id": "MitoEM-H_z0198", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 198, "image": "MitoEM-H/im/im0198.png", "mask": "MitoEM-H/mito-train-v2/seg0198.tif", "shape": [4096, 4096], "n_instances": 476, "max_instance_id": 19131, "fg_fraction": 0.052781}
{"sample_id": "MitoEM-H_z0199", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 199, "image": "MitoEM-H/im/im0199.png", "mask": "MitoEM-H/mito-train-v2/seg0199.tif", "shape": [4096, 4096], "n_instances": 465, "max_instance_id": 19131, "fg_fraction": 0.052142}
{"sample_id": "MitoEM-H_z0200", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 200, "image": "MitoEM-H/im/im0200.png", "mask": "MitoEM-H/mito-train-v2/seg0200.tif", "shape": [4096, 4096], "n_instances": 467, "max_instance_id": 19131, "fg_fraction": 0.051401}
{"sample_id": "MitoEM-H_z0201", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 201, "image": "MitoEM-H/im/im0201.png", "mask": "MitoEM-H/mito-train-v2/seg0201.tif", "shape": [4096, 4096], "n_instances": 481, "max_instance_id": 19131, "fg_fraction": 0.05183}
{"sample_id": "MitoEM-H_z0202", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 202, "image": "MitoEM-H/im/im0202.png", "mask": "MitoEM-H/mito-train-v2/seg0202.tif", "shape": [4096, 4096], "n_instances": 494, "max_instance_id": 19131, "fg_fraction": 0.05238}
{"sample_id": "MitoEM-H_z0203", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 203, "image": "MitoEM-H/im/im0203.png", "mask": "MitoEM-H/mito-train-v2/seg0203.tif", "shape": [4096, 4096], "n_instances": 494, "max_instance_id": 19224, "fg_fraction": 0.051874}
{"sample_id": "MitoEM-H_z0204", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 204, "image": "MitoEM-H/im/im0204.png", "mask": "MitoEM-H/mito-train-v2/seg0204.tif", "shape": [4096, 4096], "n_instances": 489, "max_instance_id": 19224, "fg_fraction": 0.051794}
{"sample_id": "MitoEM-H_z0205", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 205, "image": "MitoEM-H/im/im0205.png", "mask": "MitoEM-H/mito-train-v2/seg0205.tif", "shape": [4096, 4096], "n_instances": 484, "max_instance_id": 19224, "fg_fraction": 0.051719}
{"sample_id": "MitoEM-H_z0206", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 206, "image": "MitoEM-H/im/im0206.png", "mask": "MitoEM-H/mito-train-v2/seg0206.tif", "shape": [4096, 4096], "n_instances": 482, "max_instance_id": 19224, "fg_fraction": 0.051321}
{"sample_id": "MitoEM-H_z0207", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 207, "image": "MitoEM-H/im/im0207.png", "mask": "MitoEM-H/mito-train-v2/seg0207.tif", "shape": [4096, 4096], "n_instances": 477, "max_instance_id": 19224, "fg_fraction": 0.051253}
{"sample_id": "MitoEM-H_z0208", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 208, "image": "MitoEM-H/im/im0208.png", "mask": "MitoEM-H/mito-train-v2/seg0208.tif", "shape": [4096, 4096], "n_instances": 476, "max_instance_id": 19224, "fg_fraction": 0.05049}
{"sample_id": "MitoEM-H_z0209", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 209, "image": "MitoEM-H/im/im0209.png", "mask": "MitoEM-H/mito-train-v2/seg0209.tif", "shape": [4096, 4096], "n_instances": 477, "max_instance_id": 19224, "fg_fraction": 0.050044}
{"sample_id": "MitoEM-H_z0210", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 210, "image": "MitoEM-H/im/im0210.png", "mask": "MitoEM-H/mito-train-v2/seg0210.tif", "shape": [4096, 4096], "n_instances": 472, "max_instance_id": 19224, "fg_fraction": 0.049903}
{"sample_id": "MitoEM-H_z0211", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 211, "image": "MitoEM-H/im/im0211.png", "mask": "MitoEM-H/mito-train-v2/seg0211.tif", "shape": [4096, 4096], "n_instances": 469, "max_instance_id": 19224, "fg_fraction": 0.049842}
{"sample_id": "MitoEM-H_z0212", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 212, "image": "MitoEM-H/im/im0212.png", "mask": "MitoEM-H/mito-train-v2/seg0212.tif", "shape": [4096, 4096], "n_instances": 450, "max_instance_id": 19224, "fg_fraction": 0.049537}
{"sample_id": "MitoEM-H_z0213", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 213, "image": "MitoEM-H/im/im0213.png", "mask": "MitoEM-H/mito-train-v2/seg0213.tif", "shape": [4096, 4096], "n_instances": 460, "max_instance_id": 19224, "fg_fraction": 0.049802}
{"sample_id": "MitoEM-H_z0214", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 214, "image": "MitoEM-H/im/im0214.png", "mask": "MitoEM-H/mito-train-v2/seg0214.tif", "shape": [4096, 4096], "n_instances": 458, "max_instance_id": 19224, "fg_fraction": 0.049493}
{"sample_id": "MitoEM-H_z0215", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 215, "image": "MitoEM-H/im/im0215.png", "mask": "MitoEM-H/mito-train-v2/seg0215.tif", "shape": [4096, 4096], "n_instances": 452, "max_instance_id": 19224, "fg_fraction": 0.049188}
{"sample_id": "MitoEM-H_z0216", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 216, "image": "MitoEM-H/im/im0216.png", "mask": "MitoEM-H/mito-train-v2/seg0216.tif", "shape": [4096, 4096], "n_instances": 458, "max_instance_id": 19224, "fg_fraction": 0.048787}
{"sample_id": "MitoEM-H_z0217", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 217, "image": "MitoEM-H/im/im0217.png", "mask": "MitoEM-H/mito-train-v2/seg0217.tif", "shape": [4096, 4096], "n_instances": 466, "max_instance_id": 19224, "fg_fraction": 0.049375}
{"sample_id": "MitoEM-H_z0218", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 218, "image": "MitoEM-H/im/im0218.png", "mask": "MitoEM-H/mito-train-v2/seg0218.tif", "shape": [4096, 4096], "n_instances": 464, "max_instance_id": 19224, "fg_fraction": 0.049544}
{"sample_id": "MitoEM-H_z0219", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 219, "image": "MitoEM-H/im/im0219.png", "mask": "MitoEM-H/mito-train-v2/seg0219.tif", "shape": [4096, 4096], "n_instances": 466, "max_instance_id": 19224, "fg_fraction": 0.049928}
{"sample_id": "MitoEM-H_z0220", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 220, "image": "MitoEM-H/im/im0220.png", "mask": "MitoEM-H/mito-train-v2/seg0220.tif", "shape": [4096, 4096], "n_instances": 456, "max_instance_id": 19224, "fg_fraction": 0.050012}
{"sample_id": "MitoEM-H_z0221", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 221, "image": "MitoEM-H/im/im0221.png", "mask": "MitoEM-H/mito-train-v2/seg0221.tif", "shape": [4096, 4096], "n_instances": 460, "max_instance_id": 19234, "fg_fraction": 0.050975}
{"sample_id": "MitoEM-H_z0222", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 222, "image": "MitoEM-H/im/im0222.png", "mask": "MitoEM-H/mito-train-v2/seg0222.tif", "shape": [4096, 4096], "n_instances": 476, "max_instance_id": 19234, "fg_fraction": 0.05152}
{"sample_id": "MitoEM-H_z0223", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 223, "image": "MitoEM-H/im/im0223.png", "mask": "MitoEM-H/mito-train-v2/seg0223.tif", "shape": [4096, 4096], "n_instances": 473, "max_instance_id": 19234, "fg_fraction": 0.051969}
{"sample_id": "MitoEM-H_z0224", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 224, "image": "MitoEM-H/im/im0224.png", "mask": "MitoEM-H/mito-train-v2/seg0224.tif", "shape": [4096, 4096], "n_instances": 472, "max_instance_id": 19234, "fg_fraction": 0.052518}
{"sample_id": "MitoEM-H_z0225", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 225, "image": "MitoEM-H/im/im0225.png", "mask": "MitoEM-H/mito-train-v2/seg0225.tif", "shape": [4096, 4096], "n_instances": 485, "max_instance_id": 19234, "fg_fraction": 0.052943}
{"sample_id": "MitoEM-H_z0226", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 226, "image": "MitoEM-H/im/im0226.png", "mask": "MitoEM-H/mito-train-v2/seg0226.tif", "shape": [4096, 4096], "n_instances": 490, "max_instance_id": 19234, "fg_fraction": 0.053501}
{"sample_id": "MitoEM-H_z0227", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 227, "image": "MitoEM-H/im/im0227.png", "mask": "MitoEM-H/mito-train-v2/seg0227.tif", "shape": [4096, 4096], "n_instances": 482, "max_instance_id": 19234, "fg_fraction": 0.053795}
{"sample_id": "MitoEM-H_z0228", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 228, "image": "MitoEM-H/im/im0228.png", "mask": "MitoEM-H/mito-train-v2/seg0228.tif", "shape": [4096, 4096], "n_instances": 471, "max_instance_id": 19234, "fg_fraction": 0.05376}
{"sample_id": "MitoEM-H_z0229", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 229, "image": "MitoEM-H/im/im0229.png", "mask": "MitoEM-H/mito-train-v2/seg0229.tif", "shape": [4096, 4096], "n_instances": 487, "max_instance_id": 19234, "fg_fraction": 0.05435}
{"sample_id": "MitoEM-H_z0230", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 230, "image": "MitoEM-H/im/im0230.png", "mask": "MitoEM-H/mito-train-v2/seg0230.tif", "shape": [4096, 4096], "n_instances": 480, "max_instance_id": 19234, "fg_fraction": 0.054425}
{"sample_id": "MitoEM-H_z0231", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 231, "image": "MitoEM-H/im/im0231.png", "mask": "MitoEM-H/mito-train-v2/seg0231.tif", "shape": [4096, 4096], "n_instances": 489, "max_instance_id": 19234, "fg_fraction": 0.054548}
{"sample_id": "MitoEM-H_z0232", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 232, "image": "MitoEM-H/im/im0232.png", "mask": "MitoEM-H/mito-train-v2/seg0232.tif", "shape": [4096, 4096], "n_instances": 493, "max_instance_id": 19234, "fg_fraction": 0.054594}
{"sample_id": "MitoEM-H_z0233", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 233, "image": "MitoEM-H/im/im0233.png", "mask": "MitoEM-H/mito-train-v2/seg0233.tif", "shape": [4096, 4096], "n_instances": 495, "max_instance_id": 19234, "fg_fraction": 0.054848}
{"sample_id": "MitoEM-H_z0234", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 234, "image": "MitoEM-H/im/im0234.png", "mask": "MitoEM-H/mito-train-v2/seg0234.tif", "shape": [4096, 4096], "n_instances": 497, "max_instance_id": 19234, "fg_fraction": 0.054796}
{"sample_id": "MitoEM-H_z0235", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 235, "image": "MitoEM-H/im/im0235.png", "mask": "MitoEM-H/mito-train-v2/seg0235.tif", "shape": [4096, 4096], "n_instances": 492, "max_instance_id": 19234, "fg_fraction": 0.054576}
{"sample_id": "MitoEM-H_z0236", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 236, "image": "MitoEM-H/im/im0236.png", "mask": "MitoEM-H/mito-train-v2/seg0236.tif", "shape": [4096, 4096], "n_instances": 491, "max_instance_id": 19234, "fg_fraction": 0.054539}
{"sample_id": "MitoEM-H_z0237", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 237, "image": "MitoEM-H/im/im0237.png", "mask": "MitoEM-H/mito-train-v2/seg0237.tif", "shape": [4096, 4096], "n_instances": 497, "max_instance_id": 19234, "fg_fraction": 0.054461}
{"sample_id": "MitoEM-H_z0238", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 238, "image": "MitoEM-H/im/im0238.png", "mask": "MitoEM-H/mito-train-v2/seg0238.tif", "shape": [4096, 4096], "n_instances": 493, "max_instance_id": 19234, "fg_fraction": 0.054017}
{"sample_id": "MitoEM-H_z0239", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 239, "image": "MitoEM-H/im/im0239.png", "mask": "MitoEM-H/mito-train-v2/seg0239.tif", "shape": [4096, 4096], "n_instances": 494, "max_instance_id": 19234, "fg_fraction": 0.053466}
{"sample_id": "MitoEM-H_z0240", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 240, "image": "MitoEM-H/im/im0240.png", "mask": "MitoEM-H/mito-train-v2/seg0240.tif", "shape": [4096, 4096], "n_instances": 480, "max_instance_id": 19234, "fg_fraction": 0.052841}
{"sample_id": "MitoEM-H_z0241", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 241, "image": "MitoEM-H/im/im0241.png", "mask": "MitoEM-H/mito-train-v2/seg0241.tif", "shape": [4096, 4096], "n_instances": 476, "max_instance_id": 19234, "fg_fraction": 0.052454}
{"sample_id": "MitoEM-H_z0242", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 242, "image": "MitoEM-H/im/im0242.png", "mask": "MitoEM-H/mito-train-v2/seg0242.tif", "shape": [4096, 4096], "n_instances": 464, "max_instance_id": 19234, "fg_fraction": 0.052294}
{"sample_id": "MitoEM-H_z0243", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 243, "image": "MitoEM-H/im/im0243.png", "mask": "MitoEM-H/mito-train-v2/seg0243.tif", "shape": [4096, 4096], "n_instances": 466, "max_instance_id": 19234, "fg_fraction": 0.051719}
{"sample_id": "MitoEM-H_z0244", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 244, "image": "MitoEM-H/im/im0244.png", "mask": "MitoEM-H/mito-train-v2/seg0244.tif", "shape": [4096, 4096], "n_instances": 470, "max_instance_id": 19234, "fg_fraction": 0.05196}
{"sample_id": "MitoEM-H_z0245", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 245, "image": "MitoEM-H/im/im0245.png", "mask": "MitoEM-H/mito-train-v2/seg0245.tif", "shape": [4096, 4096], "n_instances": 470, "max_instance_id": 19234, "fg_fraction": 0.051934}
{"sample_id": "MitoEM-H_z0246", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 246, "image": "MitoEM-H/im/im0246.png", "mask": "MitoEM-H/mito-train-v2/seg0246.tif", "shape": [4096, 4096], "n_instances": 467, "max_instance_id": 19234, "fg_fraction": 0.051291}
{"sample_id": "MitoEM-H_z0247", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 247, "image": "MitoEM-H/im/im0247.png", "mask": "MitoEM-H/mito-train-v2/seg0247.tif", "shape": [4096, 4096], "n_instances": 457, "max_instance_id": 19234, "fg_fraction": 0.050447}
{"sample_id": "MitoEM-H_z0248", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 248, "image": "MitoEM-H/im/im0248.png", "mask": "MitoEM-H/mito-train-v2/seg0248.tif", "shape": [4096, 4096], "n_instances": 463, "max_instance_id": 19234, "fg_fraction": 0.049396}
{"sample_id": "MitoEM-H_z0249", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 249, "image": "MitoEM-H/im/im0249.png", "mask": "MitoEM-H/mito-train-v2/seg0249.tif", "shape": [4096, 4096], "n_instances": 460, "max_instance_id": 19234, "fg_fraction": 0.048949}
{"sample_id": "MitoEM-H_z0250", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 250, "image": "MitoEM-H/im/im0250.png", "mask": "MitoEM-H/mito-train-v2/seg0250.tif", "shape": [4096, 4096], "n_instances": 449, "max_instance_id": 19234, "fg_fraction": 0.04836}
{"sample_id": "MitoEM-H_z0251", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 251, "image": "MitoEM-H/im/im0251.png", "mask": "MitoEM-H/mito-train-v2/seg0251.tif", "shape": [4096, 4096], "n_instances": 441, "max_instance_id": 19234, "fg_fraction": 0.048244}
{"sample_id": "MitoEM-H_z0252", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 252, "image": "MitoEM-H/im/im0252.png", "mask": "MitoEM-H/mito-train-v2/seg0252.tif", "shape": [4096, 4096], "n_instances": 439, "max_instance_id": 19234, "fg_fraction": 0.048467}
{"sample_id": "MitoEM-H_z0253", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 253, "image": "MitoEM-H/im/im0253.png", "mask": "MitoEM-H/mito-train-v2/seg0253.tif", "shape": [4096, 4096], "n_instances": 437, "max_instance_id": 19234, "fg_fraction": 0.04843}
{"sample_id": "MitoEM-H_z0254", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 254, "image": "MitoEM-H/im/im0254.png", "mask": "MitoEM-H/mito-train-v2/seg0254.tif", "shape": [4096, 4096], "n_instances": 435, "max_instance_id": 19234, "fg_fraction": 0.048312}
{"sample_id": "MitoEM-H_z0255", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 255, "image": "MitoEM-H/im/im0255.png", "mask": "MitoEM-H/mito-train-v2/seg0255.tif", "shape": [4096, 4096], "n_instances": 438, "max_instance_id": 19234, "fg_fraction": 0.048019}
{"sample_id": "MitoEM-H_z0256", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 256, "image": "MitoEM-H/im/im0256.png", "mask": "MitoEM-H/mito-train-v2/seg0256.tif", "shape": [4096, 4096], "n_instances": 449, "max_instance_id": 19234, "fg_fraction": 0.047732}
{"sample_id": "MitoEM-H_z0257", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 257, "image": "MitoEM-H/im/im0257.png", "mask": "MitoEM-H/mito-train-v2/seg0257.tif", "shape": [4096, 4096], "n_instances": 454, "max_instance_id": 19234, "fg_fraction": 0.048011}
{"sample_id": "MitoEM-H_z0258", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 258, "image": "MitoEM-H/im/im0258.png", "mask": "MitoEM-H/mito-train-v2/seg0258.tif", "shape": [4096, 4096], "n_instances": 445, "max_instance_id": 19234, "fg_fraction": 0.048295}
{"sample_id": "MitoEM-H_z0259", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 259, "image": "MitoEM-H/im/im0259.png", "mask": "MitoEM-H/mito-train-v2/seg0259.tif", "shape": [4096, 4096], "n_instances": 441, "max_instance_id": 19234, "fg_fraction": 0.048528}
{"sample_id": "MitoEM-H_z0260", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 260, "image": "MitoEM-H/im/im0260.png", "mask": "MitoEM-H/mito-train-v2/seg0260.tif", "shape": [4096, 4096], "n_instances": 444, "max_instance_id": 19234, "fg_fraction": 0.048334}
{"sample_id": "MitoEM-H_z0261", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 261, "image": "MitoEM-H/im/im0261.png", "mask": "MitoEM-H/mito-train-v2/seg0261.tif", "shape": [4096, 4096], "n_instances": 450, "max_instance_id": 19234, "fg_fraction": 0.048924}
{"sample_id": "MitoEM-H_z0262", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 262, "image": "MitoEM-H/im/im0262.png", "mask": "MitoEM-H/mito-train-v2/seg0262.tif", "shape": [4096, 4096], "n_instances": 446, "max_instance_id": 19234, "fg_fraction": 0.04926}
{"sample_id": "MitoEM-H_z0263", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 263, "image": "MitoEM-H/im/im0263.png", "mask": "MitoEM-H/mito-train-v2/seg0263.tif", "shape": [4096, 4096], "n_instances": 455, "max_instance_id": 19234, "fg_fraction": 0.049392}
{"sample_id": "MitoEM-H_z0264", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 264, "image": "MitoEM-H/im/im0264.png", "mask": "MitoEM-H/mito-train-v2/seg0264.tif", "shape": [4096, 4096], "n_instances": 456, "max_instance_id": 19234, "fg_fraction": 0.04987}
{"sample_id": "MitoEM-H_z0265", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 265, "image": "MitoEM-H/im/im0265.png", "mask": "MitoEM-H/mito-train-v2/seg0265.tif", "shape": [4096, 4096], "n_instances": 460, "max_instance_id": 19234, "fg_fraction": 0.050417}
{"sample_id": "MitoEM-H_z0266", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 266, "image": "MitoEM-H/im/im0266.png", "mask": "MitoEM-H/mito-train-v2/seg0266.tif", "shape": [4096, 4096], "n_instances": 462, "max_instance_id": 19234, "fg_fraction": 0.050532}
{"sample_id": "MitoEM-H_z0267", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 267, "image": "MitoEM-H/im/im0267.png", "mask": "MitoEM-H/mito-train-v2/seg0267.tif", "shape": [4096, 4096], "n_instances": 463, "max_instance_id": 19234, "fg_fraction": 0.05061}
{"sample_id": "MitoEM-H_z0268", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 268, "image": "MitoEM-H/im/im0268.png", "mask": "MitoEM-H/mito-train-v2/seg0268.tif", "shape": [4096, 4096], "n_instances": 453, "max_instance_id": 19234, "fg_fraction": 0.050701}
{"sample_id": "MitoEM-H_z0269", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 269, "image": "MitoEM-H/im/im0269.png", "mask": "MitoEM-H/mito-train-v2/seg0269.tif", "shape": [4096, 4096], "n_instances": 467, "max_instance_id": 19234, "fg_fraction": 0.05097}
{"sample_id": "MitoEM-H_z0270", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 270, "image": "MitoEM-H/im/im0270.png", "mask": "MitoEM-H/mito-train-v2/seg0270.tif", "shape": [4096, 4096], "n_instances": 462, "max_instance_id": 19234, "fg_fraction": 0.050899}
{"sample_id": "MitoEM-H_z0271", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 271, "image": "MitoEM-H/im/im0271.png", "mask": "MitoEM-H/mito-train-v2/seg0271.tif", "shape": [4096, 4096], "n_instances": 454, "max_instance_id": 19234, "fg_fraction": 0.051176}
{"sample_id": "MitoEM-H_z0272", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 272, "image": "MitoEM-H/im/im0272.png", "mask": "MitoEM-H/mito-train-v2/seg0272.tif", "shape": [4096, 4096], "n_instances": 453, "max_instance_id": 19234, "fg_fraction": 0.051408}
{"sample_id": "MitoEM-H_z0273", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 273, "image": "MitoEM-H/im/im0273.png", "mask": "MitoEM-H/mito-train-v2/seg0273.tif", "shape": [4096, 4096], "n_instances": 467, "max_instance_id": 19234, "fg_fraction": 0.051411}
{"sample_id": "MitoEM-H_z0274", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 274, "image": "MitoEM-H/im/im0274.png", "mask": "MitoEM-H/mito-train-v2/seg0274.tif", "shape": [4096, 4096], "n_instances": 466, "max_instance_id": 19234, "fg_fraction": 0.051254}
{"sample_id": "MitoEM-H_z0275", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 275, "image": "MitoEM-H/im/im0275.png", "mask": "MitoEM-H/mito-train-v2/seg0275.tif", "shape": [4096, 4096], "n_instances": 461, "max_instance_id": 19234, "fg_fraction": 0.051046}
{"sample_id": "MitoEM-H_z0276", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 276, "image": "MitoEM-H/im/im0276.png", "mask": "MitoEM-H/mito-train-v2/seg0276.tif", "shape": [4096, 4096], "n_instances": 457, "max_instance_id": 19234, "fg_fraction": 0.05018}
{"sample_id": "MitoEM-H_z0277", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 277, "image": "MitoEM-H/im/im0277.png", "mask": "MitoEM-H/mito-train-v2/seg0277.tif", "shape": [4096, 4096], "n_instances": 446, "max_instance_id": 19234, "fg_fraction": 0.050346}
{"sample_id": "MitoEM-H_z0278", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 278, "image": "MitoEM-H/im/im0278.png", "mask": "MitoEM-H/mito-train-v2/seg0278.tif", "shape": [4096, 4096], "n_instances": 449, "max_instance_id": 19234, "fg_fraction": 0.05067}
{"sample_id": "MitoEM-H_z0279", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 279, "image": "MitoEM-H/im/im0279.png", "mask": "MitoEM-H/mito-train-v2/seg0279.tif", "shape": [4096, 4096], "n_instances": 435, "max_instance_id": 19234, "fg_fraction": 0.050797}
{"sample_id": "MitoEM-H_z0280", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 280, "image": "MitoEM-H/im/im0280.png", "mask": "MitoEM-H/mito-train-v2/seg0280.tif", "shape": [4096, 4096], "n_instances": 427, "max_instance_id": 19234, "fg_fraction": 0.050609}
{"sample_id": "MitoEM-H_z0281", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 281, "image": "MitoEM-H/im/im0281.png", "mask": "MitoEM-H/mito-train-v2/seg0281.tif", "shape": [4096, 4096], "n_instances": 423, "max_instance_id": 19234, "fg_fraction": 0.050929}
{"sample_id": "MitoEM-H_z0282", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 282, "image": "MitoEM-H/im/im0282.png", "mask": "MitoEM-H/mito-train-v2/seg0282.tif", "shape": [4096, 4096], "n_instances": 420, "max_instance_id": 19234, "fg_fraction": 0.050817}
{"sample_id": "MitoEM-H_z0283", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 283, "image": "MitoEM-H/im/im0283.png", "mask": "MitoEM-H/mito-train-v2/seg0283.tif", "shape": [4096, 4096], "n_instances": 417, "max_instance_id": 19234, "fg_fraction": 0.050989}
{"sample_id": "MitoEM-H_z0284", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 284, "image": "MitoEM-H/im/im0284.png", "mask": "MitoEM-H/mito-train-v2/seg0284.tif", "shape": [4096, 4096], "n_instances": 424, "max_instance_id": 19234, "fg_fraction": 0.05088}
{"sample_id": "MitoEM-H_z0285", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 285, "image": "MitoEM-H/im/im0285.png", "mask": "MitoEM-H/mito-train-v2/seg0285.tif", "shape": [4096, 4096], "n_instances": 425, "max_instance_id": 19234, "fg_fraction": 0.050408}
{"sample_id": "MitoEM-H_z0286", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 286, "image": "MitoEM-H/im/im0286.png", "mask": "MitoEM-H/mito-train-v2/seg0286.tif", "shape": [4096, 4096], "n_instances": 423, "max_instance_id": 19234, "fg_fraction": 0.049824}
{"sample_id": "MitoEM-H_z0287", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 287, "image": "MitoEM-H/im/im0287.png", "mask": "MitoEM-H/mito-train-v2/seg0287.tif", "shape": [4096, 4096], "n_instances": 415, "max_instance_id": 19234, "fg_fraction": 0.048977}
{"sample_id": "MitoEM-H_z0288", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 288, "image": "MitoEM-H/im/im0288.png", "mask": "MitoEM-H/mito-train-v2/seg0288.tif", "shape": [4096, 4096], "n_instances": 421, "max_instance_id": 19234, "fg_fraction": 0.04859}
{"sample_id": "MitoEM-H_z0289", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 289, "image": "MitoEM-H/im/im0289.png", "mask": "MitoEM-H/mito-train-v2/seg0289.tif", "shape": [4096, 4096], "n_instances": 419, "max_instance_id": 19234, "fg_fraction": 0.048041}
{"sample_id": "MitoEM-H_z0290", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 290, "image": "MitoEM-H/im/im0290.png", "mask": "MitoEM-H/mito-train-v2/seg0290.tif", "shape": [4096, 4096], "n_instances": 411, "max_instance_id": 19234, "fg_fraction": 0.047287}
{"sample_id": "MitoEM-H_z0291", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 291, "image": "MitoEM-H/im/im0291.png", "mask": "MitoEM-H/mito-train-v2/seg0291.tif", "shape": [4096, 4096], "n_instances": 403, "max_instance_id": 19234, "fg_fraction": 0.046538}
{"sample_id": "MitoEM-H_z0292", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 292, "image": "MitoEM-H/im/im0292.png", "mask": "MitoEM-H/mito-train-v2/seg0292.tif", "shape": [4096, 4096], "n_instances": 406, "max_instance_id": 19234, "fg_fraction": 0.045929}
{"sample_id": "MitoEM-H_z0293", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 293, "image": "MitoEM-H/im/im0293.png", "mask": "MitoEM-H/mito-train-v2/seg0293.tif", "shape": [4096, 4096], "n_instances": 418, "max_instance_id": 19234, "fg_fraction": 0.045979}
{"sample_id": "MitoEM-H_z0294", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 294, "image": "MitoEM-H/im/im0294.png", "mask": "MitoEM-H/mito-train-v2/seg0294.tif", "shape": [4096, 4096], "n_instances": 418, "max_instance_id": 19234, "fg_fraction": 0.045648}
{"sample_id": "MitoEM-H_z0295", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 295, "image": "MitoEM-H/im/im0295.png", "mask": "MitoEM-H/mito-train-v2/seg0295.tif", "shape": [4096, 4096], "n_instances": 418, "max_instance_id": 19234, "fg_fraction": 0.044816}
{"sample_id": "MitoEM-H_z0296", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 296, "image": "MitoEM-H/im/im0296.png", "mask": "MitoEM-H/mito-train-v2/seg0296.tif", "shape": [4096, 4096], "n_instances": 414, "max_instance_id": 19234, "fg_fraction": 0.044281}
{"sample_id": "MitoEM-H_z0297", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 297, "image": "MitoEM-H/im/im0297.png", "mask": "MitoEM-H/mito-train-v2/seg0297.tif", "shape": [4096, 4096], "n_instances": 419, "max_instance_id": 19234, "fg_fraction": 0.043913}
{"sample_id": "MitoEM-H_z0298", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 298, "image": "MitoEM-H/im/im0298.png", "mask": "MitoEM-H/mito-train-v2/seg0298.tif", "shape": [4096, 4096], "n_instances": 421, "max_instance_id": 19234, "fg_fraction": 0.043095}
{"sample_id": "MitoEM-H_z0299", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 299, "image": "MitoEM-H/im/im0299.png", "mask": "MitoEM-H/mito-train-v2/seg0299.tif", "shape": [4096, 4096], "n_instances": 413, "max_instance_id": 19234, "fg_fraction": 0.042583}
{"sample_id": "MitoEM-H_z0300", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 300, "image": "MitoEM-H/im/im0300.png", "mask": "MitoEM-H/mito-train-v2/seg0300.tif", "shape": [4096, 4096], "n_instances": 405, "max_instance_id": 19234, "fg_fraction": 0.042565}
{"sample_id": "MitoEM-H_z0301", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 301, "image": "MitoEM-H/im/im0301.png", "mask": "MitoEM-H/mito-train-v2/seg0301.tif", "shape": [4096, 4096], "n_instances": 400, "max_instance_id": 19234, "fg_fraction": 0.042376}
{"sample_id": "MitoEM-H_z0302", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 302, "image": "MitoEM-H/im/im0302.png", "mask": "MitoEM-H/mito-train-v2/seg0302.tif", "shape": [4096, 4096], "n_instances": 398, "max_instance_id": 19234, "fg_fraction": 0.042179}
{"sample_id": "MitoEM-H_z0303", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 303, "image": "MitoEM-H/im/im0303.png", "mask": "MitoEM-H/mito-train-v2/seg0303.tif", "shape": [4096, 4096], "n_instances": 398, "max_instance_id": 19234, "fg_fraction": 0.041829}
{"sample_id": "MitoEM-H_z0304", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 304, "image": "MitoEM-H/im/im0304.png", "mask": "MitoEM-H/mito-train-v2/seg0304.tif", "shape": [4096, 4096], "n_instances": 399, "max_instance_id": 19234, "fg_fraction": 0.041916}
{"sample_id": "MitoEM-H_z0305", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 305, "image": "MitoEM-H/im/im0305.png", "mask": "MitoEM-H/mito-train-v2/seg0305.tif", "shape": [4096, 4096], "n_instances": 400, "max_instance_id": 19234, "fg_fraction": 0.042221}
{"sample_id": "MitoEM-H_z0306", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 306, "image": "MitoEM-H/im/im0306.png", "mask": "MitoEM-H/mito-train-v2/seg0306.tif", "shape": [4096, 4096], "n_instances": 404, "max_instance_id": 19234, "fg_fraction": 0.04234}
{"sample_id": "MitoEM-H_z0307", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 307, "image": "MitoEM-H/im/im0307.png", "mask": "MitoEM-H/mito-train-v2/seg0307.tif", "shape": [4096, 4096], "n_instances": 398, "max_instance_id": 19234, "fg_fraction": 0.042661}
{"sample_id": "MitoEM-H_z0308", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 308, "image": "MitoEM-H/im/im0308.png", "mask": "MitoEM-H/mito-train-v2/seg0308.tif", "shape": [4096, 4096], "n_instances": 401, "max_instance_id": 19234, "fg_fraction": 0.042743}
{"sample_id": "MitoEM-H_z0309", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 309, "image": "MitoEM-H/im/im0309.png", "mask": "MitoEM-H/mito-train-v2/seg0309.tif", "shape": [4096, 4096], "n_instances": 406, "max_instance_id": 19234, "fg_fraction": 0.043258}
{"sample_id": "MitoEM-H_z0310", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 310, "image": "MitoEM-H/im/im0310.png", "mask": "MitoEM-H/mito-train-v2/seg0310.tif", "shape": [4096, 4096], "n_instances": 415, "max_instance_id": 19234, "fg_fraction": 0.043952}
{"sample_id": "MitoEM-H_z0311", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 311, "image": "MitoEM-H/im/im0311.png", "mask": "MitoEM-H/mito-train-v2/seg0311.tif", "shape": [4096, 4096], "n_instances": 416, "max_instance_id": 19234, "fg_fraction": 0.044086}
{"sample_id": "MitoEM-H_z0312", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 312, "image": "MitoEM-H/im/im0312.png", "mask": "MitoEM-H/mito-train-v2/seg0312.tif", "shape": [4096, 4096], "n_instances": 412, "max_instance_id": 19234, "fg_fraction": 0.044603}
{"sample_id": "MitoEM-H_z0313", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 313, "image": "MitoEM-H/im/im0313.png", "mask": "MitoEM-H/mito-train-v2/seg0313.tif", "shape": [4096, 4096], "n_instances": 416, "max_instance_id": 19234, "fg_fraction": 0.045131}
{"sample_id": "MitoEM-H_z0314", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 314, "image": "MitoEM-H/im/im0314.png", "mask": "MitoEM-H/mito-train-v2/seg0314.tif", "shape": [4096, 4096], "n_instances": 424, "max_instance_id": 19234, "fg_fraction": 0.045903}
{"sample_id": "MitoEM-H_z0315", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 315, "image": "MitoEM-H/im/im0315.png", "mask": "MitoEM-H/mito-train-v2/seg0315.tif", "shape": [4096, 4096], "n_instances": 423, "max_instance_id": 19234, "fg_fraction": 0.046543}
{"sample_id": "MitoEM-H_z0316", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 316, "image": "MitoEM-H/im/im0316.png", "mask": "MitoEM-H/mito-train-v2/seg0316.tif", "shape": [4096, 4096], "n_instances": 424, "max_instance_id": 19234, "fg_fraction": 0.046994}
{"sample_id": "MitoEM-H_z0317", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 317, "image": "MitoEM-H/im/im0317.png", "mask": "MitoEM-H/mito-train-v2/seg0317.tif", "shape": [4096, 4096], "n_instances": 432, "max_instance_id": 19234, "fg_fraction": 0.047329}
{"sample_id": "MitoEM-H_z0318", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 318, "image": "MitoEM-H/im/im0318.png", "mask": "MitoEM-H/mito-train-v2/seg0318.tif", "shape": [4096, 4096], "n_instances": 429, "max_instance_id": 19234, "fg_fraction": 0.04711}
{"sample_id": "MitoEM-H_z0319", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 319, "image": "MitoEM-H/im/im0319.png", "mask": "MitoEM-H/mito-train-v2/seg0319.tif", "shape": [4096, 4096], "n_instances": 422, "max_instance_id": 19234, "fg_fraction": 0.046937}
{"sample_id": "MitoEM-H_z0320", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 320, "image": "MitoEM-H/im/im0320.png", "mask": "MitoEM-H/mito-train-v2/seg0320.tif", "shape": [4096, 4096], "n_instances": 427, "max_instance_id": 19234, "fg_fraction": 0.047101}
{"sample_id": "MitoEM-H_z0321", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 321, "image": "MitoEM-H/im/im0321.png", "mask": "MitoEM-H/mito-train-v2/seg0321.tif", "shape": [4096, 4096], "n_instances": 439, "max_instance_id": 19234, "fg_fraction": 0.046577}
{"sample_id": "MitoEM-H_z0322", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 322, "image": "MitoEM-H/im/im0322.png", "mask": "MitoEM-H/mito-train-v2/seg0322.tif", "shape": [4096, 4096], "n_instances": 434, "max_instance_id": 19234, "fg_fraction": 0.046434}
{"sample_id": "MitoEM-H_z0323", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 323, "image": "MitoEM-H/im/im0323.png", "mask": "MitoEM-H/mito-train-v2/seg0323.tif", "shape": [4096, 4096], "n_instances": 432, "max_instance_id": 19234, "fg_fraction": 0.045633}
{"sample_id": "MitoEM-H_z0324", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 324, "image": "MitoEM-H/im/im0324.png", "mask": "MitoEM-H/mito-train-v2/seg0324.tif", "shape": [4096, 4096], "n_instances": 439, "max_instance_id": 19234, "fg_fraction": 0.045586}
{"sample_id": "MitoEM-H_z0325", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 325, "image": "MitoEM-H/im/im0325.png", "mask": "MitoEM-H/mito-train-v2/seg0325.tif", "shape": [4096, 4096], "n_instances": 442, "max_instance_id": 19234, "fg_fraction": 0.045255}
{"sample_id": "MitoEM-H_z0326", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 326, "image": "MitoEM-H/im/im0326.png", "mask": "MitoEM-H/mito-train-v2/seg0326.tif", "shape": [4096, 4096], "n_instances": 439, "max_instance_id": 19234, "fg_fraction": 0.044848}
{"sample_id": "MitoEM-H_z0327", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 327, "image": "MitoEM-H/im/im0327.png", "mask": "MitoEM-H/mito-train-v2/seg0327.tif", "shape": [4096, 4096], "n_instances": 428, "max_instance_id": 19234, "fg_fraction": 0.044398}
{"sample_id": "MitoEM-H_z0328", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 328, "image": "MitoEM-H/im/im0328.png", "mask": "MitoEM-H/mito-train-v2/seg0328.tif", "shape": [4096, 4096], "n_instances": 422, "max_instance_id": 19234, "fg_fraction": 0.044784}
{"sample_id": "MitoEM-H_z0329", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 329, "image": "MitoEM-H/im/im0329.png", "mask": "MitoEM-H/mito-train-v2/seg0329.tif", "shape": [4096, 4096], "n_instances": 427, "max_instance_id": 19234, "fg_fraction": 0.045034}
{"sample_id": "MitoEM-H_z0330", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 330, "image": "MitoEM-H/im/im0330.png", "mask": "MitoEM-H/mito-train-v2/seg0330.tif", "shape": [4096, 4096], "n_instances": 429, "max_instance_id": 19234, "fg_fraction": 0.045085}
{"sample_id": "MitoEM-H_z0331", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 331, "image": "MitoEM-H/im/im0331.png", "mask": "MitoEM-H/mito-train-v2/seg0331.tif", "shape": [4096, 4096], "n_instances": 431, "max_instance_id": 19234, "fg_fraction": 0.04423}
{"sample_id": "MitoEM-H_z0332", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 332, "image": "MitoEM-H/im/im0332.png", "mask": "MitoEM-H/mito-train-v2/seg0332.tif", "shape": [4096, 4096], "n_instances": 417, "max_instance_id": 19234, "fg_fraction": 0.04326}
{"sample_id": "MitoEM-H_z0333", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 333, "image": "MitoEM-H/im/im0333.png", "mask": "MitoEM-H/mito-train-v2/seg0333.tif", "shape": [4096, 4096], "n_instances": 420, "max_instance_id": 19234, "fg_fraction": 0.043224}
{"sample_id": "MitoEM-H_z0334", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 334, "image": "MitoEM-H/im/im0334.png", "mask": "MitoEM-H/mito-train-v2/seg0334.tif", "shape": [4096, 4096], "n_instances": 422, "max_instance_id": 19234, "fg_fraction": 0.042832}
{"sample_id": "MitoEM-H_z0335", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 335, "image": "MitoEM-H/im/im0335.png", "mask": "MitoEM-H/mito-train-v2/seg0335.tif", "shape": [4096, 4096], "n_instances": 425, "max_instance_id": 19234, "fg_fraction": 0.042413}
{"sample_id": "MitoEM-H_z0336", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 336, "image": "MitoEM-H/im/im0336.png", "mask": "MitoEM-H/mito-train-v2/seg0336.tif", "shape": [4096, 4096], "n_instances": 419, "max_instance_id": 19234, "fg_fraction": 0.042537}
{"sample_id": "MitoEM-H_z0337", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 337, "image": "MitoEM-H/im/im0337.png", "mask": "MitoEM-H/mito-train-v2/seg0337.tif", "shape": [4096, 4096], "n_instances": 422, "max_instance_id": 19234, "fg_fraction": 0.042824}
{"sample_id": "MitoEM-H_z0338", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 338, "image": "MitoEM-H/im/im0338.png", "mask": "MitoEM-H/mito-train-v2/seg0338.tif", "shape": [4096, 4096], "n_instances": 415, "max_instance_id": 19234, "fg_fraction": 0.043311}
{"sample_id": "MitoEM-H_z0339", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 339, "image": "MitoEM-H/im/im0339.png", "mask": "MitoEM-H/mito-train-v2/seg0339.tif", "shape": [4096, 4096], "n_instances": 411, "max_instance_id": 19234, "fg_fraction": 0.043461}
{"sample_id": "MitoEM-H_z0340", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 340, "image": "MitoEM-H/im/im0340.png", "mask": "MitoEM-H/mito-train-v2/seg0340.tif", "shape": [4096, 4096], "n_instances": 413, "max_instance_id": 19234, "fg_fraction": 0.043792}
{"sample_id": "MitoEM-H_z0341", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 341, "image": "MitoEM-H/im/im0341.png", "mask": "MitoEM-H/mito-train-v2/seg0341.tif", "shape": [4096, 4096], "n_instances": 415, "max_instance_id": 19234, "fg_fraction": 0.044058}
{"sample_id": "MitoEM-H_z0342", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 342, "image": "MitoEM-H/im/im0342.png", "mask": "MitoEM-H/mito-train-v2/seg0342.tif", "shape": [4096, 4096], "n_instances": 423, "max_instance_id": 19234, "fg_fraction": 0.044177}
{"sample_id": "MitoEM-H_z0343", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 343, "image": "MitoEM-H/im/im0343.png", "mask": "MitoEM-H/mito-train-v2/seg0343.tif", "shape": [4096, 4096], "n_instances": 416, "max_instance_id": 19234, "fg_fraction": 0.043945}
{"sample_id": "MitoEM-H_z0344", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 344, "image": "MitoEM-H/im/im0344.png", "mask": "MitoEM-H/mito-train-v2/seg0344.tif", "shape": [4096, 4096], "n_instances": 415, "max_instance_id": 19234, "fg_fraction": 0.044445}
{"sample_id": "MitoEM-H_z0345", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 345, "image": "MitoEM-H/im/im0345.png", "mask": "MitoEM-H/mito-train-v2/seg0345.tif", "shape": [4096, 4096], "n_instances": 413, "max_instance_id": 19234, "fg_fraction": 0.04472}
{"sample_id": "MitoEM-H_z0346", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 346, "image": "MitoEM-H/im/im0346.png", "mask": "MitoEM-H/mito-train-v2/seg0346.tif", "shape": [4096, 4096], "n_instances": 431, "max_instance_id": 19234, "fg_fraction": 0.045446}
{"sample_id": "MitoEM-H_z0347", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 347, "image": "MitoEM-H/im/im0347.png", "mask": "MitoEM-H/mito-train-v2/seg0347.tif", "shape": [4096, 4096], "n_instances": 432, "max_instance_id": 19234, "fg_fraction": 0.04577}
{"sample_id": "MitoEM-H_z0348", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 348, "image": "MitoEM-H/im/im0348.png", "mask": "MitoEM-H/mito-train-v2/seg0348.tif", "shape": [4096, 4096], "n_instances": 427, "max_instance_id": 19234, "fg_fraction": 0.045974}
{"sample_id": "MitoEM-H_z0349", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 349, "image": "MitoEM-H/im/im0349.png", "mask": "MitoEM-H/mito-train-v2/seg0349.tif", "shape": [4096, 4096], "n_instances": 435, "max_instance_id": 19234, "fg_fraction": 0.046273}
{"sample_id": "MitoEM-H_z0350", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 350, "image": "MitoEM-H/im/im0350.png", "mask": "MitoEM-H/mito-train-v2/seg0350.tif", "shape": [4096, 4096], "n_instances": 445, "max_instance_id": 19234, "fg_fraction": 0.046476}
{"sample_id": "MitoEM-H_z0351", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 351, "image": "MitoEM-H/im/im0351.png", "mask": "MitoEM-H/mito-train-v2/seg0351.tif", "shape": [4096, 4096], "n_instances": 448, "max_instance_id": 19234, "fg_fraction": 0.04681}
{"sample_id": "MitoEM-H_z0352", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 352, "image": "MitoEM-H/im/im0352.png", "mask": "MitoEM-H/mito-train-v2/seg0352.tif", "shape": [4096, 4096], "n_instances": 458, "max_instance_id": 19234, "fg_fraction": 0.047249}
{"sample_id": "MitoEM-H_z0353", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 353, "image": "MitoEM-H/im/im0353.png", "mask": "MitoEM-H/mito-train-v2/seg0353.tif", "shape": [4096, 4096], "n_instances": 459, "max_instance_id": 19234, "fg_fraction": 0.047239}
{"sample_id": "MitoEM-H_z0354", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 354, "image": "MitoEM-H/im/im0354.png", "mask": "MitoEM-H/mito-train-v2/seg0354.tif", "shape": [4096, 4096], "n_instances": 458, "max_instance_id": 19234, "fg_fraction": 0.047445}
{"sample_id": "MitoEM-H_z0355", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 355, "image": "MitoEM-H/im/im0355.png", "mask": "MitoEM-H/mito-train-v2/seg0355.tif", "shape": [4096, 4096], "n_instances": 457, "max_instance_id": 19234, "fg_fraction": 0.047505}
{"sample_id": "MitoEM-H_z0356", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 356, "image": "MitoEM-H/im/im0356.png", "mask": "MitoEM-H/mito-train-v2/seg0356.tif", "shape": [4096, 4096], "n_instances": 451, "max_instance_id": 19234, "fg_fraction": 0.047722}
{"sample_id": "MitoEM-H_z0357", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 357, "image": "MitoEM-H/im/im0357.png", "mask": "MitoEM-H/mito-train-v2/seg0357.tif", "shape": [4096, 4096], "n_instances": 455, "max_instance_id": 19234, "fg_fraction": 0.04816}
{"sample_id": "MitoEM-H_z0358", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 358, "image": "MitoEM-H/im/im0358.png", "mask": "MitoEM-H/mito-train-v2/seg0358.tif", "shape": [4096, 4096], "n_instances": 455, "max_instance_id": 19234, "fg_fraction": 0.048462}
{"sample_id": "MitoEM-H_z0359", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 359, "image": "MitoEM-H/im/im0359.png", "mask": "MitoEM-H/mito-train-v2/seg0359.tif", "shape": [4096, 4096], "n_instances": 458, "max_instance_id": 19234, "fg_fraction": 0.048735}
{"sample_id": "MitoEM-H_z0360", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 360, "image": "MitoEM-H/im/im0360.png", "mask": "MitoEM-H/mito-train-v2/seg0360.tif", "shape": [4096, 4096], "n_instances": 447, "max_instance_id": 19234, "fg_fraction": 0.048216}
{"sample_id": "MitoEM-H_z0361", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 361, "image": "MitoEM-H/im/im0361.png", "mask": "MitoEM-H/mito-train-v2/seg0361.tif", "shape": [4096, 4096], "n_instances": 454, "max_instance_id": 19234, "fg_fraction": 0.04794}
{"sample_id": "MitoEM-H_z0362", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 362, "image": "MitoEM-H/im/im0362.png", "mask": "MitoEM-H/mito-train-v2/seg0362.tif", "shape": [4096, 4096], "n_instances": 451, "max_instance_id": 19234, "fg_fraction": 0.04733}
{"sample_id": "MitoEM-H_z0363", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 363, "image": "MitoEM-H/im/im0363.png", "mask": "MitoEM-H/mito-train-v2/seg0363.tif", "shape": [4096, 4096], "n_instances": 450, "max_instance_id": 19234, "fg_fraction": 0.046768}
{"sample_id": "MitoEM-H_z0364", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 364, "image": "MitoEM-H/im/im0364.png", "mask": "MitoEM-H/mito-train-v2/seg0364.tif", "shape": [4096, 4096], "n_instances": 436, "max_instance_id": 19243, "fg_fraction": 0.046052}
{"sample_id": "MitoEM-H_z0365", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 365, "image": "MitoEM-H/im/im0365.png", "mask": "MitoEM-H/mito-train-v2/seg0365.tif", "shape": [4096, 4096], "n_instances": 433, "max_instance_id": 19243, "fg_fraction": 0.045563}
{"sample_id": "MitoEM-H_z0366", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 366, "image": "MitoEM-H/im/im0366.png", "mask": "MitoEM-H/mito-train-v2/seg0366.tif", "shape": [4096, 4096], "n_instances": 435, "max_instance_id": 19243, "fg_fraction": 0.045105}
{"sample_id": "MitoEM-H_z0367", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 367, "image": "MitoEM-H/im/im0367.png", "mask": "MitoEM-H/mito-train-v2/seg0367.tif", "shape": [4096, 4096], "n_instances": 432, "max_instance_id": 19243, "fg_fraction": 0.044845}
{"sample_id": "MitoEM-H_z0368", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 368, "image": "MitoEM-H/im/im0368.png", "mask": "MitoEM-H/mito-train-v2/seg0368.tif", "shape": [4096, 4096], "n_instances": 432, "max_instance_id": 19243, "fg_fraction": 0.044905}
{"sample_id": "MitoEM-H_z0369", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 369, "image": "MitoEM-H/im/im0369.png", "mask": "MitoEM-H/mito-train-v2/seg0369.tif", "shape": [4096, 4096], "n_instances": 430, "max_instance_id": 19243, "fg_fraction": 0.044999}
{"sample_id": "MitoEM-H_z0370", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 370, "image": "MitoEM-H/im/im0370.png", "mask": "MitoEM-H/mito-train-v2/seg0370.tif", "shape": [4096, 4096], "n_instances": 430, "max_instance_id": 19243, "fg_fraction": 0.044849}
{"sample_id": "MitoEM-H_z0371", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 371, "image": "MitoEM-H/im/im0371.png", "mask": "MitoEM-H/mito-train-v2/seg0371.tif", "shape": [4096, 4096], "n_instances": 424, "max_instance_id": 19243, "fg_fraction": 0.044893}
{"sample_id": "MitoEM-H_z0372", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 372, "image": "MitoEM-H/im/im0372.png", "mask": "MitoEM-H/mito-train-v2/seg0372.tif", "shape": [4096, 4096], "n_instances": 428, "max_instance_id": 19243, "fg_fraction": 0.045266}
{"sample_id": "MitoEM-H_z0373", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 373, "image": "MitoEM-H/im/im0373.png", "mask": "MitoEM-H/mito-train-v2/seg0373.tif", "shape": [4096, 4096], "n_instances": 430, "max_instance_id": 19243, "fg_fraction": 0.045441}
{"sample_id": "MitoEM-H_z0374", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 374, "image": "MitoEM-H/im/im0374.png", "mask": "MitoEM-H/mito-train-v2/seg0374.tif", "shape": [4096, 4096], "n_instances": 422, "max_instance_id": 19243, "fg_fraction": 0.045516}
{"sample_id": "MitoEM-H_z0375", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 375, "image": "MitoEM-H/im/im0375.png", "mask": "MitoEM-H/mito-train-v2/seg0375.tif", "shape": [4096, 4096], "n_instances": 425, "max_instance_id": 19243, "fg_fraction": 0.045652}
{"sample_id": "MitoEM-H_z0376", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 376, "image": "MitoEM-H/im/im0376.png", "mask": "MitoEM-H/mito-train-v2/seg0376.tif", "shape": [4096, 4096], "n_instances": 415, "max_instance_id": 19244, "fg_fraction": 0.045564}
{"sample_id": "MitoEM-H_z0377", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 377, "image": "MitoEM-H/im/im0377.png", "mask": "MitoEM-H/mito-train-v2/seg0377.tif", "shape": [4096, 4096], "n_instances": 415, "max_instance_id": 19244, "fg_fraction": 0.045639}
{"sample_id": "MitoEM-H_z0378", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 378, "image": "MitoEM-H/im/im0378.png", "mask": "MitoEM-H/mito-train-v2/seg0378.tif", "shape": [4096, 4096], "n_instances": 411, "max_instance_id": 19244, "fg_fraction": 0.045726}
{"sample_id": "MitoEM-H_z0379", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 379, "image": "MitoEM-H/im/im0379.png", "mask": "MitoEM-H/mito-train-v2/seg0379.tif", "shape": [4096, 4096], "n_instances": 411, "max_instance_id": 19244, "fg_fraction": 0.045304}
{"sample_id": "MitoEM-H_z0380", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 380, "image": "MitoEM-H/im/im0380.png", "mask": "MitoEM-H/mito-train-v2/seg0380.tif", "shape": [4096, 4096], "n_instances": 411, "max_instance_id": 19244, "fg_fraction": 0.045037}
{"sample_id": "MitoEM-H_z0381", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 381, "image": "MitoEM-H/im/im0381.png", "mask": "MitoEM-H/mito-train-v2/seg0381.tif", "shape": [4096, 4096], "n_instances": 417, "max_instance_id": 19244, "fg_fraction": 0.044767}
{"sample_id": "MitoEM-H_z0382", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 382, "image": "MitoEM-H/im/im0382.png", "mask": "MitoEM-H/mito-train-v2/seg0382.tif", "shape": [4096, 4096], "n_instances": 416, "max_instance_id": 19244, "fg_fraction": 0.044274}
{"sample_id": "MitoEM-H_z0383", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 383, "image": "MitoEM-H/im/im0383.png", "mask": "MitoEM-H/mito-train-v2/seg0383.tif", "shape": [4096, 4096], "n_instances": 407, "max_instance_id": 19244, "fg_fraction": 0.044094}
{"sample_id": "MitoEM-H_z0384", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 384, "image": "MitoEM-H/im/im0384.png", "mask": "MitoEM-H/mito-train-v2/seg0384.tif", "shape": [4096, 4096], "n_instances": 408, "max_instance_id": 19244, "fg_fraction": 0.044005}
{"sample_id": "MitoEM-H_z0385", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 385, "image": "MitoEM-H/im/im0385.png", "mask": "MitoEM-H/mito-train-v2/seg0385.tif", "shape": [4096, 4096], "n_instances": 401, "max_instance_id": 19244, "fg_fraction": 0.043592}
{"sample_id": "MitoEM-H_z0386", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 386, "image": "MitoEM-H/im/im0386.png", "mask": "MitoEM-H/mito-train-v2/seg0386.tif", "shape": [4096, 4096], "n_instances": 398, "max_instance_id": 19244, "fg_fraction": 0.043222}
{"sample_id": "MitoEM-H_z0387", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 387, "image": "MitoEM-H/im/im0387.png", "mask": "MitoEM-H/mito-train-v2/seg0387.tif", "shape": [4096, 4096], "n_instances": 389, "max_instance_id": 19244, "fg_fraction": 0.042593}
{"sample_id": "MitoEM-H_z0388", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 388, "image": "MitoEM-H/im/im0388.png", "mask": "MitoEM-H/mito-train-v2/seg0388.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 19244, "fg_fraction": 0.042396}
{"sample_id": "MitoEM-H_z0389", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 389, "image": "MitoEM-H/im/im0389.png", "mask": "MitoEM-H/mito-train-v2/seg0389.tif", "shape": [4096, 4096], "n_instances": 395, "max_instance_id": 19244, "fg_fraction": 0.042838}
{"sample_id": "MitoEM-H_z0390", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 390, "image": "MitoEM-H/im/im0390.png", "mask": "MitoEM-H/mito-train-v2/seg0390.tif", "shape": [4096, 4096], "n_instances": 389, "max_instance_id": 19244, "fg_fraction": 0.042665}
{"sample_id": "MitoEM-H_z0391", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 391, "image": "MitoEM-H/im/im0391.png", "mask": "MitoEM-H/mito-train-v2/seg0391.tif", "shape": [4096, 4096], "n_instances": 384, "max_instance_id": 19244, "fg_fraction": 0.04268}
{"sample_id": "MitoEM-H_z0392", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 392, "image": "MitoEM-H/im/im0392.png", "mask": "MitoEM-H/mito-train-v2/seg0392.tif", "shape": [4096, 4096], "n_instances": 376, "max_instance_id": 19244, "fg_fraction": 0.04265}
{"sample_id": "MitoEM-H_z0393", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 393, "image": "MitoEM-H/im/im0393.png", "mask": "MitoEM-H/mito-train-v2/seg0393.tif", "shape": [4096, 4096], "n_instances": 380, "max_instance_id": 19244, "fg_fraction": 0.043072}
{"sample_id": "MitoEM-H_z0394", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 394, "image": "MitoEM-H/im/im0394.png", "mask": "MitoEM-H/mito-train-v2/seg0394.tif", "shape": [4096, 4096], "n_instances": 388, "max_instance_id": 19244, "fg_fraction": 0.043443}
{"sample_id": "MitoEM-H_z0395", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 395, "image": "MitoEM-H/im/im0395.png", "mask": "MitoEM-H/mito-train-v2/seg0395.tif", "shape": [4096, 4096], "n_instances": 386, "max_instance_id": 19244, "fg_fraction": 0.043597}
{"sample_id": "MitoEM-H_z0396", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 396, "image": "MitoEM-H/im/im0396.png", "mask": "MitoEM-H/mito-train-v2/seg0396.tif", "shape": [4096, 4096], "n_instances": 378, "max_instance_id": 19244, "fg_fraction": 0.043522}
{"sample_id": "MitoEM-H_z0397", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 397, "image": "MitoEM-H/im/im0397.png", "mask": "MitoEM-H/mito-train-v2/seg0397.tif", "shape": [4096, 4096], "n_instances": 379, "max_instance_id": 19244, "fg_fraction": 0.043808}
{"sample_id": "MitoEM-H_z0398", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 398, "image": "MitoEM-H/im/im0398.png", "mask": "MitoEM-H/mito-train-v2/seg0398.tif", "shape": [4096, 4096], "n_instances": 369, "max_instance_id": 19244, "fg_fraction": 0.043624}
{"sample_id": "MitoEM-H_z0399", "subset": "MitoEM-H", "organism": "human", "split": "train", "z": 399, "image": "MitoEM-H/im/im0399.png", "mask": "MitoEM-H/mito-train-v2/seg0399.tif", "shape": [4096, 4096], "n_instances": 364, "max_instance_id": 19244, "fg_fraction": 0.043321}
{"sample_id": "MitoEM-R_z0000", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 0, "image": "MitoEM-R/im/im0000.png", "mask": "MitoEM-R/mito-train-v2/seg0000.tif", "shape": [4096, 4096], "n_instances": 381, "max_instance_id": 10787, "fg_fraction": 0.071827}
{"sample_id": "MitoEM-R_z0001", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 1, "image": "MitoEM-R/im/im0001.png", "mask": "MitoEM-R/mito-train-v2/seg0001.tif", "shape": [4096, 4096], "n_instances": 394, "max_instance_id": 10787, "fg_fraction": 0.073455}
{"sample_id": "MitoEM-R_z0002", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 2, "image": "MitoEM-R/im/im0002.png", "mask": "MitoEM-R/mito-train-v2/seg0002.tif", "shape": [4096, 4096], "n_instances": 405, "max_instance_id": 10787, "fg_fraction": 0.074804}
{"sample_id": "MitoEM-R_z0003", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 3, "image": "MitoEM-R/im/im0003.png", "mask": "MitoEM-R/mito-train-v2/seg0003.tif", "shape": [4096, 4096], "n_instances": 414, "max_instance_id": 10787, "fg_fraction": 0.07578}
{"sample_id": "MitoEM-R_z0004", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 4, "image": "MitoEM-R/im/im0004.png", "mask": "MitoEM-R/mito-train-v2/seg0004.tif", "shape": [4096, 4096], "n_instances": 425, "max_instance_id": 10787, "fg_fraction": 0.076522}
{"sample_id": "MitoEM-R_z0005", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 5, "image": "MitoEM-R/im/im0005.png", "mask": "MitoEM-R/mito-train-v2/seg0005.tif", "shape": [4096, 4096], "n_instances": 424, "max_instance_id": 10788, "fg_fraction": 0.078508}
{"sample_id": "MitoEM-R_z0006", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 6, "image": "MitoEM-R/im/im0006.png", "mask": "MitoEM-R/mito-train-v2/seg0006.tif", "shape": [4096, 4096], "n_instances": 421, "max_instance_id": 10788, "fg_fraction": 0.077939}
{"sample_id": "MitoEM-R_z0007", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 7, "image": "MitoEM-R/im/im0007.png", "mask": "MitoEM-R/mito-train-v2/seg0007.tif", "shape": [4096, 4096], "n_instances": 429, "max_instance_id": 10788, "fg_fraction": 0.077666}
{"sample_id": "MitoEM-R_z0008", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 8, "image": "MitoEM-R/im/im0008.png", "mask": "MitoEM-R/mito-train-v2/seg0008.tif", "shape": [4096, 4096], "n_instances": 416, "max_instance_id": 10788, "fg_fraction": 0.078374}
{"sample_id": "MitoEM-R_z0009", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 9, "image": "MitoEM-R/im/im0009.png", "mask": "MitoEM-R/mito-train-v2/seg0009.tif", "shape": [4096, 4096], "n_instances": 416, "max_instance_id": 10788, "fg_fraction": 0.078723}
{"sample_id": "MitoEM-R_z0010", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 10, "image": "MitoEM-R/im/im0010.png", "mask": "MitoEM-R/mito-train-v2/seg0010.tif", "shape": [4096, 4096], "n_instances": 418, "max_instance_id": 10788, "fg_fraction": 0.078989}
{"sample_id": "MitoEM-R_z0011", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 11, "image": "MitoEM-R/im/im0011.png", "mask": "MitoEM-R/mito-train-v2/seg0011.tif", "shape": [4096, 4096], "n_instances": 413, "max_instance_id": 10788, "fg_fraction": 0.079523}
{"sample_id": "MitoEM-R_z0012", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 12, "image": "MitoEM-R/im/im0012.png", "mask": "MitoEM-R/mito-train-v2/seg0012.tif", "shape": [4096, 4096], "n_instances": 409, "max_instance_id": 10788, "fg_fraction": 0.079952}
{"sample_id": "MitoEM-R_z0013", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 13, "image": "MitoEM-R/im/im0013.png", "mask": "MitoEM-R/mito-train-v2/seg0013.tif", "shape": [4096, 4096], "n_instances": 412, "max_instance_id": 10788, "fg_fraction": 0.079932}
{"sample_id": "MitoEM-R_z0014", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 14, "image": "MitoEM-R/im/im0014.png", "mask": "MitoEM-R/mito-train-v2/seg0014.tif", "shape": [4096, 4096], "n_instances": 411, "max_instance_id": 10788, "fg_fraction": 0.079572}
{"sample_id": "MitoEM-R_z0015", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 15, "image": "MitoEM-R/im/im0015.png", "mask": "MitoEM-R/mito-train-v2/seg0015.tif", "shape": [4096, 4096], "n_instances": 405, "max_instance_id": 10788, "fg_fraction": 0.079927}
{"sample_id": "MitoEM-R_z0016", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 16, "image": "MitoEM-R/im/im0016.png", "mask": "MitoEM-R/mito-train-v2/seg0016.tif", "shape": [4096, 4096], "n_instances": 403, "max_instance_id": 10788, "fg_fraction": 0.080132}
{"sample_id": "MitoEM-R_z0017", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 17, "image": "MitoEM-R/im/im0017.png", "mask": "MitoEM-R/mito-train-v2/seg0017.tif", "shape": [4096, 4096], "n_instances": 409, "max_instance_id": 10788, "fg_fraction": 0.080758}
{"sample_id": "MitoEM-R_z0018", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 18, "image": "MitoEM-R/im/im0018.png", "mask": "MitoEM-R/mito-train-v2/seg0018.tif", "shape": [4096, 4096], "n_instances": 411, "max_instance_id": 10788, "fg_fraction": 0.08016}
{"sample_id": "MitoEM-R_z0019", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 19, "image": "MitoEM-R/im/im0019.png", "mask": "MitoEM-R/mito-train-v2/seg0019.tif", "shape": [4096, 4096], "n_instances": 413, "max_instance_id": 10783, "fg_fraction": 0.080495}
{"sample_id": "MitoEM-R_z0020", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 20, "image": "MitoEM-R/im/im0020.png", "mask": "MitoEM-R/mito-train-v2/seg0020.tif", "shape": [4096, 4096], "n_instances": 411, "max_instance_id": 10783, "fg_fraction": 0.080196}
{"sample_id": "MitoEM-R_z0021", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 21, "image": "MitoEM-R/im/im0021.png", "mask": "MitoEM-R/mito-train-v2/seg0021.tif", "shape": [4096, 4096], "n_instances": 415, "max_instance_id": 10783, "fg_fraction": 0.080735}
{"sample_id": "MitoEM-R_z0022", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 22, "image": "MitoEM-R/im/im0022.png", "mask": "MitoEM-R/mito-train-v2/seg0022.tif", "shape": [4096, 4096], "n_instances": 411, "max_instance_id": 10783, "fg_fraction": 0.080914}
{"sample_id": "MitoEM-R_z0023", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 23, "image": "MitoEM-R/im/im0023.png", "mask": "MitoEM-R/mito-train-v2/seg0023.tif", "shape": [4096, 4096], "n_instances": 401, "max_instance_id": 10783, "fg_fraction": 0.080753}
{"sample_id": "MitoEM-R_z0024", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 24, "image": "MitoEM-R/im/im0024.png", "mask": "MitoEM-R/mito-train-v2/seg0024.tif", "shape": [4096, 4096], "n_instances": 393, "max_instance_id": 10783, "fg_fraction": 0.080611}
{"sample_id": "MitoEM-R_z0025", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 25, "image": "MitoEM-R/im/im0025.png", "mask": "MitoEM-R/mito-train-v2/seg0025.tif", "shape": [4096, 4096], "n_instances": 395, "max_instance_id": 10783, "fg_fraction": 0.080232}
{"sample_id": "MitoEM-R_z0026", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 26, "image": "MitoEM-R/im/im0026.png", "mask": "MitoEM-R/mito-train-v2/seg0026.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 10783, "fg_fraction": 0.079353}
{"sample_id": "MitoEM-R_z0027", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 27, "image": "MitoEM-R/im/im0027.png", "mask": "MitoEM-R/mito-train-v2/seg0027.tif", "shape": [4096, 4096], "n_instances": 398, "max_instance_id": 10747, "fg_fraction": 0.079265}
{"sample_id": "MitoEM-R_z0028", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 28, "image": "MitoEM-R/im/im0028.png", "mask": "MitoEM-R/mito-train-v2/seg0028.tif", "shape": [4096, 4096], "n_instances": 389, "max_instance_id": 10747, "fg_fraction": 0.078967}
{"sample_id": "MitoEM-R_z0029", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 29, "image": "MitoEM-R/im/im0029.png", "mask": "MitoEM-R/mito-train-v2/seg0029.tif", "shape": [4096, 4096], "n_instances": 383, "max_instance_id": 10747, "fg_fraction": 0.078686}
{"sample_id": "MitoEM-R_z0030", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 30, "image": "MitoEM-R/im/im0030.png", "mask": "MitoEM-R/mito-train-v2/seg0030.tif", "shape": [4096, 4096], "n_instances": 388, "max_instance_id": 10747, "fg_fraction": 0.078523}
{"sample_id": "MitoEM-R_z0031", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 31, "image": "MitoEM-R/im/im0031.png", "mask": "MitoEM-R/mito-train-v2/seg0031.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 10747, "fg_fraction": 0.077685}
{"sample_id": "MitoEM-R_z0032", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 32, "image": "MitoEM-R/im/im0032.png", "mask": "MitoEM-R/mito-train-v2/seg0032.tif", "shape": [4096, 4096], "n_instances": 388, "max_instance_id": 10747, "fg_fraction": 0.077386}
{"sample_id": "MitoEM-R_z0033", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 33, "image": "MitoEM-R/im/im0033.png", "mask": "MitoEM-R/mito-train-v2/seg0033.tif", "shape": [4096, 4096], "n_instances": 379, "max_instance_id": 10747, "fg_fraction": 0.076187}
{"sample_id": "MitoEM-R_z0034", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 34, "image": "MitoEM-R/im/im0034.png", "mask": "MitoEM-R/mito-train-v2/seg0034.tif", "shape": [4096, 4096], "n_instances": 389, "max_instance_id": 10747, "fg_fraction": 0.074954}
{"sample_id": "MitoEM-R_z0035", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 35, "image": "MitoEM-R/im/im0035.png", "mask": "MitoEM-R/mito-train-v2/seg0035.tif", "shape": [4096, 4096], "n_instances": 383, "max_instance_id": 10747, "fg_fraction": 0.073619}
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{"sample_id": "MitoEM-R_z0037", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 37, "image": "MitoEM-R/im/im0037.png", "mask": "MitoEM-R/mito-train-v2/seg0037.tif", "shape": [4096, 4096], "n_instances": 381, "max_instance_id": 10747, "fg_fraction": 0.072943}
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{"sample_id": "MitoEM-R_z0039", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 39, "image": "MitoEM-R/im/im0039.png", "mask": "MitoEM-R/mito-train-v2/seg0039.tif", "shape": [4096, 4096], "n_instances": 381, "max_instance_id": 10747, "fg_fraction": 0.073718}
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{"sample_id": "MitoEM-R_z0041", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 41, "image": "MitoEM-R/im/im0041.png", "mask": "MitoEM-R/mito-train-v2/seg0041.tif", "shape": [4096, 4096], "n_instances": 386, "max_instance_id": 10747, "fg_fraction": 0.074376}
{"sample_id": "MitoEM-R_z0042", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 42, "image": "MitoEM-R/im/im0042.png", "mask": "MitoEM-R/mito-train-v2/seg0042.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 10747, "fg_fraction": 0.074924}
{"sample_id": "MitoEM-R_z0043", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 43, "image": "MitoEM-R/im/im0043.png", "mask": "MitoEM-R/mito-train-v2/seg0043.tif", "shape": [4096, 4096], "n_instances": 387, "max_instance_id": 10747, "fg_fraction": 0.075423}
{"sample_id": "MitoEM-R_z0044", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 44, "image": "MitoEM-R/im/im0044.png", "mask": "MitoEM-R/mito-train-v2/seg0044.tif", "shape": [4096, 4096], "n_instances": 383, "max_instance_id": 10747, "fg_fraction": 0.076257}
{"sample_id": "MitoEM-R_z0045", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 45, "image": "MitoEM-R/im/im0045.png", "mask": "MitoEM-R/mito-train-v2/seg0045.tif", "shape": [4096, 4096], "n_instances": 380, "max_instance_id": 10747, "fg_fraction": 0.077585}
{"sample_id": "MitoEM-R_z0046", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 46, "image": "MitoEM-R/im/im0046.png", "mask": "MitoEM-R/mito-train-v2/seg0046.tif", "shape": [4096, 4096], "n_instances": 385, "max_instance_id": 10747, "fg_fraction": 0.078224}
{"sample_id": "MitoEM-R_z0047", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 47, "image": "MitoEM-R/im/im0047.png", "mask": "MitoEM-R/mito-train-v2/seg0047.tif", "shape": [4096, 4096], "n_instances": 381, "max_instance_id": 10747, "fg_fraction": 0.078762}
{"sample_id": "MitoEM-R_z0048", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 48, "image": "MitoEM-R/im/im0048.png", "mask": "MitoEM-R/mito-train-v2/seg0048.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 10747, "fg_fraction": 0.078116}
{"sample_id": "MitoEM-R_z0049", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 49, "image": "MitoEM-R/im/im0049.png", "mask": "MitoEM-R/mito-train-v2/seg0049.tif", "shape": [4096, 4096], "n_instances": 395, "max_instance_id": 10747, "fg_fraction": 0.077807}
{"sample_id": "MitoEM-R_z0050", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 50, "image": "MitoEM-R/im/im0050.png", "mask": "MitoEM-R/mito-train-v2/seg0050.tif", "shape": [4096, 4096], "n_instances": 392, "max_instance_id": 10747, "fg_fraction": 0.07816}
{"sample_id": "MitoEM-R_z0051", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 51, "image": "MitoEM-R/im/im0051.png", "mask": "MitoEM-R/mito-train-v2/seg0051.tif", "shape": [4096, 4096], "n_instances": 395, "max_instance_id": 10747, "fg_fraction": 0.077445}
{"sample_id": "MitoEM-R_z0052", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 52, "image": "MitoEM-R/im/im0052.png", "mask": "MitoEM-R/mito-train-v2/seg0052.tif", "shape": [4096, 4096], "n_instances": 399, "max_instance_id": 10747, "fg_fraction": 0.077442}
{"sample_id": "MitoEM-R_z0053", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 53, "image": "MitoEM-R/im/im0053.png", "mask": "MitoEM-R/mito-train-v2/seg0053.tif", "shape": [4096, 4096], "n_instances": 406, "max_instance_id": 10747, "fg_fraction": 0.077874}
{"sample_id": "MitoEM-R_z0054", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 54, "image": "MitoEM-R/im/im0054.png", "mask": "MitoEM-R/mito-train-v2/seg0054.tif", "shape": [4096, 4096], "n_instances": 408, "max_instance_id": 10747, "fg_fraction": 0.077044}
{"sample_id": "MitoEM-R_z0055", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 55, "image": "MitoEM-R/im/im0055.png", "mask": "MitoEM-R/mito-train-v2/seg0055.tif", "shape": [4096, 4096], "n_instances": 404, "max_instance_id": 10747, "fg_fraction": 0.076275}
{"sample_id": "MitoEM-R_z0056", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 56, "image": "MitoEM-R/im/im0056.png", "mask": "MitoEM-R/mito-train-v2/seg0056.tif", "shape": [4096, 4096], "n_instances": 404, "max_instance_id": 10747, "fg_fraction": 0.074672}
{"sample_id": "MitoEM-R_z0057", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 57, "image": "MitoEM-R/im/im0057.png", "mask": "MitoEM-R/mito-train-v2/seg0057.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 10747, "fg_fraction": 0.074299}
{"sample_id": "MitoEM-R_z0058", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 58, "image": "MitoEM-R/im/im0058.png", "mask": "MitoEM-R/mito-train-v2/seg0058.tif", "shape": [4096, 4096], "n_instances": 394, "max_instance_id": 10791, "fg_fraction": 0.073686}
{"sample_id": "MitoEM-R_z0059", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 59, "image": "MitoEM-R/im/im0059.png", "mask": "MitoEM-R/mito-train-v2/seg0059.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 10791, "fg_fraction": 0.073081}
{"sample_id": "MitoEM-R_z0060", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 60, "image": "MitoEM-R/im/im0060.png", "mask": "MitoEM-R/mito-train-v2/seg0060.tif", "shape": [4096, 4096], "n_instances": 384, "max_instance_id": 10791, "fg_fraction": 0.072667}
{"sample_id": "MitoEM-R_z0061", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 61, "image": "MitoEM-R/im/im0061.png", "mask": "MitoEM-R/mito-train-v2/seg0061.tif", "shape": [4096, 4096], "n_instances": 382, "max_instance_id": 10791, "fg_fraction": 0.072724}
{"sample_id": "MitoEM-R_z0062", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 62, "image": "MitoEM-R/im/im0062.png", "mask": "MitoEM-R/mito-train-v2/seg0062.tif", "shape": [4096, 4096], "n_instances": 387, "max_instance_id": 10791, "fg_fraction": 0.072879}
{"sample_id": "MitoEM-R_z0063", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 63, "image": "MitoEM-R/im/im0063.png", "mask": "MitoEM-R/mito-train-v2/seg0063.tif", "shape": [4096, 4096], "n_instances": 385, "max_instance_id": 10791, "fg_fraction": 0.072295}
{"sample_id": "MitoEM-R_z0064", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 64, "image": "MitoEM-R/im/im0064.png", "mask": "MitoEM-R/mito-train-v2/seg0064.tif", "shape": [4096, 4096], "n_instances": 391, "max_instance_id": 10791, "fg_fraction": 0.071906}
{"sample_id": "MitoEM-R_z0065", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 65, "image": "MitoEM-R/im/im0065.png", "mask": "MitoEM-R/mito-train-v2/seg0065.tif", "shape": [4096, 4096], "n_instances": 393, "max_instance_id": 10791, "fg_fraction": 0.07125}
{"sample_id": "MitoEM-R_z0066", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 66, "image": "MitoEM-R/im/im0066.png", "mask": "MitoEM-R/mito-train-v2/seg0066.tif", "shape": [4096, 4096], "n_instances": 387, "max_instance_id": 10791, "fg_fraction": 0.070357}
{"sample_id": "MitoEM-R_z0067", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 67, "image": "MitoEM-R/im/im0067.png", "mask": "MitoEM-R/mito-train-v2/seg0067.tif", "shape": [4096, 4096], "n_instances": 382, "max_instance_id": 10791, "fg_fraction": 0.070594}
{"sample_id": "MitoEM-R_z0068", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 68, "image": "MitoEM-R/im/im0068.png", "mask": "MitoEM-R/mito-train-v2/seg0068.tif", "shape": [4096, 4096], "n_instances": 380, "max_instance_id": 10791, "fg_fraction": 0.070337}
{"sample_id": "MitoEM-R_z0069", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 69, "image": "MitoEM-R/im/im0069.png", "mask": "MitoEM-R/mito-train-v2/seg0069.tif", "shape": [4096, 4096], "n_instances": 380, "max_instance_id": 10791, "fg_fraction": 0.070989}
{"sample_id": "MitoEM-R_z0070", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 70, "image": "MitoEM-R/im/im0070.png", "mask": "MitoEM-R/mito-train-v2/seg0070.tif", "shape": [4096, 4096], "n_instances": 384, "max_instance_id": 10791, "fg_fraction": 0.070504}
{"sample_id": "MitoEM-R_z0071", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 71, "image": "MitoEM-R/im/im0071.png", "mask": "MitoEM-R/mito-train-v2/seg0071.tif", "shape": [4096, 4096], "n_instances": 382, "max_instance_id": 10747, "fg_fraction": 0.069893}
{"sample_id": "MitoEM-R_z0072", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 72, "image": "MitoEM-R/im/im0072.png", "mask": "MitoEM-R/mito-train-v2/seg0072.tif", "shape": [4096, 4096], "n_instances": 375, "max_instance_id": 10747, "fg_fraction": 0.068531}
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{"sample_id": "MitoEM-R_z0074", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 74, "image": "MitoEM-R/im/im0074.png", "mask": "MitoEM-R/mito-train-v2/seg0074.tif", "shape": [4096, 4096], "n_instances": 372, "max_instance_id": 10747, "fg_fraction": 0.066797}
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{"sample_id": "MitoEM-R_z0101", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 101, "image": "MitoEM-R/im/im0101.png", "mask": "MitoEM-R/mito-train-v2/seg0101.tif", "shape": [4096, 4096], "n_instances": 386, "max_instance_id": 10789, "fg_fraction": 0.075556}
{"sample_id": "MitoEM-R_z0102", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 102, "image": "MitoEM-R/im/im0102.png", "mask": "MitoEM-R/mito-train-v2/seg0102.tif", "shape": [4096, 4096], "n_instances": 385, "max_instance_id": 10789, "fg_fraction": 0.074843}
{"sample_id": "MitoEM-R_z0103", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 103, "image": "MitoEM-R/im/im0103.png", "mask": "MitoEM-R/mito-train-v2/seg0103.tif", "shape": [4096, 4096], "n_instances": 384, "max_instance_id": 10789, "fg_fraction": 0.074776}
{"sample_id": "MitoEM-R_z0104", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 104, "image": "MitoEM-R/im/im0104.png", "mask": "MitoEM-R/mito-train-v2/seg0104.tif", "shape": [4096, 4096], "n_instances": 387, "max_instance_id": 10789, "fg_fraction": 0.074434}
{"sample_id": "MitoEM-R_z0105", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 105, "image": "MitoEM-R/im/im0105.png", "mask": "MitoEM-R/mito-train-v2/seg0105.tif", "shape": [4096, 4096], "n_instances": 383, "max_instance_id": 10789, "fg_fraction": 0.074384}
{"sample_id": "MitoEM-R_z0106", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 106, "image": "MitoEM-R/im/im0106.png", "mask": "MitoEM-R/mito-train-v2/seg0106.tif", "shape": [4096, 4096], "n_instances": 377, "max_instance_id": 10789, "fg_fraction": 0.074684}
{"sample_id": "MitoEM-R_z0107", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 107, "image": "MitoEM-R/im/im0107.png", "mask": "MitoEM-R/mito-train-v2/seg0107.tif", "shape": [4096, 4096], "n_instances": 374, "max_instance_id": 10789, "fg_fraction": 0.07483}
{"sample_id": "MitoEM-R_z0108", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 108, "image": "MitoEM-R/im/im0108.png", "mask": "MitoEM-R/mito-train-v2/seg0108.tif", "shape": [4096, 4096], "n_instances": 373, "max_instance_id": 10789, "fg_fraction": 0.075325}
{"sample_id": "MitoEM-R_z0109", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 109, "image": "MitoEM-R/im/im0109.png", "mask": "MitoEM-R/mito-train-v2/seg0109.tif", "shape": [4096, 4096], "n_instances": 376, "max_instance_id": 10789, "fg_fraction": 0.074827}
{"sample_id": "MitoEM-R_z0110", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 110, "image": "MitoEM-R/im/im0110.png", "mask": "MitoEM-R/mito-train-v2/seg0110.tif", "shape": [4096, 4096], "n_instances": 371, "max_instance_id": 10789, "fg_fraction": 0.074214}
{"sample_id": "MitoEM-R_z0111", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 111, "image": "MitoEM-R/im/im0111.png", "mask": "MitoEM-R/mito-train-v2/seg0111.tif", "shape": [4096, 4096], "n_instances": 377, "max_instance_id": 10789, "fg_fraction": 0.073806}
{"sample_id": "MitoEM-R_z0112", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 112, "image": "MitoEM-R/im/im0112.png", "mask": "MitoEM-R/mito-train-v2/seg0112.tif", "shape": [4096, 4096], "n_instances": 376, "max_instance_id": 10789, "fg_fraction": 0.073223}
{"sample_id": "MitoEM-R_z0113", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 113, "image": "MitoEM-R/im/im0113.png", "mask": "MitoEM-R/mito-train-v2/seg0113.tif", "shape": [4096, 4096], "n_instances": 385, "max_instance_id": 10789, "fg_fraction": 0.073153}
{"sample_id": "MitoEM-R_z0114", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 114, "image": "MitoEM-R/im/im0114.png", "mask": "MitoEM-R/mito-train-v2/seg0114.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 10789, "fg_fraction": 0.072667}
{"sample_id": "MitoEM-R_z0115", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 115, "image": "MitoEM-R/im/im0115.png", "mask": "MitoEM-R/mito-train-v2/seg0115.tif", "shape": [4096, 4096], "n_instances": 392, "max_instance_id": 10789, "fg_fraction": 0.072028}
{"sample_id": "MitoEM-R_z0116", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 116, "image": "MitoEM-R/im/im0116.png", "mask": "MitoEM-R/mito-train-v2/seg0116.tif", "shape": [4096, 4096], "n_instances": 394, "max_instance_id": 10789, "fg_fraction": 0.071173}
{"sample_id": "MitoEM-R_z0117", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 117, "image": "MitoEM-R/im/im0117.png", "mask": "MitoEM-R/mito-train-v2/seg0117.tif", "shape": [4096, 4096], "n_instances": 399, "max_instance_id": 10789, "fg_fraction": 0.071111}
{"sample_id": "MitoEM-R_z0118", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 118, "image": "MitoEM-R/im/im0118.png", "mask": "MitoEM-R/mito-train-v2/seg0118.tif", "shape": [4096, 4096], "n_instances": 401, "max_instance_id": 10789, "fg_fraction": 0.070455}
{"sample_id": "MitoEM-R_z0119", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 119, "image": "MitoEM-R/im/im0119.png", "mask": "MitoEM-R/mito-train-v2/seg0119.tif", "shape": [4096, 4096], "n_instances": 402, "max_instance_id": 10789, "fg_fraction": 0.070248}
{"sample_id": "MitoEM-R_z0120", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 120, "image": "MitoEM-R/im/im0120.png", "mask": "MitoEM-R/mito-train-v2/seg0120.tif", "shape": [4096, 4096], "n_instances": 401, "max_instance_id": 10789, "fg_fraction": 0.070495}
{"sample_id": "MitoEM-R_z0121", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 121, "image": "MitoEM-R/im/im0121.png", "mask": "MitoEM-R/mito-train-v2/seg0121.tif", "shape": [4096, 4096], "n_instances": 403, "max_instance_id": 10789, "fg_fraction": 0.071203}
{"sample_id": "MitoEM-R_z0122", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 122, "image": "MitoEM-R/im/im0122.png", "mask": "MitoEM-R/mito-train-v2/seg0122.tif", "shape": [4096, 4096], "n_instances": 404, "max_instance_id": 10789, "fg_fraction": 0.07172}
{"sample_id": "MitoEM-R_z0123", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 123, "image": "MitoEM-R/im/im0123.png", "mask": "MitoEM-R/mito-train-v2/seg0123.tif", "shape": [4096, 4096], "n_instances": 410, "max_instance_id": 10747, "fg_fraction": 0.07224}
{"sample_id": "MitoEM-R_z0124", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 124, "image": "MitoEM-R/im/im0124.png", "mask": "MitoEM-R/mito-train-v2/seg0124.tif", "shape": [4096, 4096], "n_instances": 415, "max_instance_id": 10747, "fg_fraction": 0.072693}
{"sample_id": "MitoEM-R_z0125", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 125, "image": "MitoEM-R/im/im0125.png", "mask": "MitoEM-R/mito-train-v2/seg0125.tif", "shape": [4096, 4096], "n_instances": 405, "max_instance_id": 10747, "fg_fraction": 0.072187}
{"sample_id": "MitoEM-R_z0126", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 126, "image": "MitoEM-R/im/im0126.png", "mask": "MitoEM-R/mito-train-v2/seg0126.tif", "shape": [4096, 4096], "n_instances": 403, "max_instance_id": 10747, "fg_fraction": 0.072403}
{"sample_id": "MitoEM-R_z0127", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 127, "image": "MitoEM-R/im/im0127.png", "mask": "MitoEM-R/mito-train-v2/seg0127.tif", "shape": [4096, 4096], "n_instances": 409, "max_instance_id": 10747, "fg_fraction": 0.072256}
{"sample_id": "MitoEM-R_z0128", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 128, "image": "MitoEM-R/im/im0128.png", "mask": "MitoEM-R/mito-train-v2/seg0128.tif", "shape": [4096, 4096], "n_instances": 419, "max_instance_id": 10747, "fg_fraction": 0.072263}
{"sample_id": "MitoEM-R_z0129", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 129, "image": "MitoEM-R/im/im0129.png", "mask": "MitoEM-R/mito-train-v2/seg0129.tif", "shape": [4096, 4096], "n_instances": 415, "max_instance_id": 10747, "fg_fraction": 0.072994}
{"sample_id": "MitoEM-R_z0130", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 130, "image": "MitoEM-R/im/im0130.png", "mask": "MitoEM-R/mito-train-v2/seg0130.tif", "shape": [4096, 4096], "n_instances": 426, "max_instance_id": 10747, "fg_fraction": 0.072563}
{"sample_id": "MitoEM-R_z0131", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 131, "image": "MitoEM-R/im/im0131.png", "mask": "MitoEM-R/mito-train-v2/seg0131.tif", "shape": [4096, 4096], "n_instances": 418, "max_instance_id": 10747, "fg_fraction": 0.072835}
{"sample_id": "MitoEM-R_z0132", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 132, "image": "MitoEM-R/im/im0132.png", "mask": "MitoEM-R/mito-train-v2/seg0132.tif", "shape": [4096, 4096], "n_instances": 414, "max_instance_id": 10747, "fg_fraction": 0.072523}
{"sample_id": "MitoEM-R_z0133", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 133, "image": "MitoEM-R/im/im0133.png", "mask": "MitoEM-R/mito-train-v2/seg0133.tif", "shape": [4096, 4096], "n_instances": 409, "max_instance_id": 10747, "fg_fraction": 0.072679}
{"sample_id": "MitoEM-R_z0134", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 134, "image": "MitoEM-R/im/im0134.png", "mask": "MitoEM-R/mito-train-v2/seg0134.tif", "shape": [4096, 4096], "n_instances": 421, "max_instance_id": 10747, "fg_fraction": 0.073811}
{"sample_id": "MitoEM-R_z0135", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 135, "image": "MitoEM-R/im/im0135.png", "mask": "MitoEM-R/mito-train-v2/seg0135.tif", "shape": [4096, 4096], "n_instances": 423, "max_instance_id": 10747, "fg_fraction": 0.073878}
{"sample_id": "MitoEM-R_z0136", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 136, "image": "MitoEM-R/im/im0136.png", "mask": "MitoEM-R/mito-train-v2/seg0136.tif", "shape": [4096, 4096], "n_instances": 423, "max_instance_id": 10747, "fg_fraction": 0.073459}
{"sample_id": "MitoEM-R_z0137", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 137, "image": "MitoEM-R/im/im0137.png", "mask": "MitoEM-R/mito-train-v2/seg0137.tif", "shape": [4096, 4096], "n_instances": 423, "max_instance_id": 10747, "fg_fraction": 0.072868}
{"sample_id": "MitoEM-R_z0138", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 138, "image": "MitoEM-R/im/im0138.png", "mask": "MitoEM-R/mito-train-v2/seg0138.tif", "shape": [4096, 4096], "n_instances": 429, "max_instance_id": 10747, "fg_fraction": 0.072822}
{"sample_id": "MitoEM-R_z0139", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 139, "image": "MitoEM-R/im/im0139.png", "mask": "MitoEM-R/mito-train-v2/seg0139.tif", "shape": [4096, 4096], "n_instances": 424, "max_instance_id": 10747, "fg_fraction": 0.073146}
{"sample_id": "MitoEM-R_z0140", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 140, "image": "MitoEM-R/im/im0140.png", "mask": "MitoEM-R/mito-train-v2/seg0140.tif", "shape": [4096, 4096], "n_instances": 413, "max_instance_id": 10747, "fg_fraction": 0.073424}
{"sample_id": "MitoEM-R_z0141", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 141, "image": "MitoEM-R/im/im0141.png", "mask": "MitoEM-R/mito-train-v2/seg0141.tif", "shape": [4096, 4096], "n_instances": 423, "max_instance_id": 10747, "fg_fraction": 0.07387}
{"sample_id": "MitoEM-R_z0142", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 142, "image": "MitoEM-R/im/im0142.png", "mask": "MitoEM-R/mito-train-v2/seg0142.tif", "shape": [4096, 4096], "n_instances": 420, "max_instance_id": 10747, "fg_fraction": 0.073525}
{"sample_id": "MitoEM-R_z0143", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 143, "image": "MitoEM-R/im/im0143.png", "mask": "MitoEM-R/mito-train-v2/seg0143.tif", "shape": [4096, 4096], "n_instances": 416, "max_instance_id": 10747, "fg_fraction": 0.073338}
{"sample_id": "MitoEM-R_z0144", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 144, "image": "MitoEM-R/im/im0144.png", "mask": "MitoEM-R/mito-train-v2/seg0144.tif", "shape": [4096, 4096], "n_instances": 415, "max_instance_id": 10747, "fg_fraction": 0.073673}
{"sample_id": "MitoEM-R_z0145", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 145, "image": "MitoEM-R/im/im0145.png", "mask": "MitoEM-R/mito-train-v2/seg0145.tif", "shape": [4096, 4096], "n_instances": 410, "max_instance_id": 10747, "fg_fraction": 0.074589}
{"sample_id": "MitoEM-R_z0146", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 146, "image": "MitoEM-R/im/im0146.png", "mask": "MitoEM-R/mito-train-v2/seg0146.tif", "shape": [4096, 4096], "n_instances": 417, "max_instance_id": 10747, "fg_fraction": 0.075239}
{"sample_id": "MitoEM-R_z0147", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 147, "image": "MitoEM-R/im/im0147.png", "mask": "MitoEM-R/mito-train-v2/seg0147.tif", "shape": [4096, 4096], "n_instances": 416, "max_instance_id": 10747, "fg_fraction": 0.075909}
{"sample_id": "MitoEM-R_z0148", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 148, "image": "MitoEM-R/im/im0148.png", "mask": "MitoEM-R/mito-train-v2/seg0148.tif", "shape": [4096, 4096], "n_instances": 420, "max_instance_id": 10747, "fg_fraction": 0.077516}
{"sample_id": "MitoEM-R_z0149", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 149, "image": "MitoEM-R/im/im0149.png", "mask": "MitoEM-R/mito-train-v2/seg0149.tif", "shape": [4096, 4096], "n_instances": 417, "max_instance_id": 10747, "fg_fraction": 0.078138}
{"sample_id": "MitoEM-R_z0150", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 150, "image": "MitoEM-R/im/im0150.png", "mask": "MitoEM-R/mito-train-v2/seg0150.tif", "shape": [4096, 4096], "n_instances": 417, "max_instance_id": 10747, "fg_fraction": 0.079806}
{"sample_id": "MitoEM-R_z0151", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 151, "image": "MitoEM-R/im/im0151.png", "mask": "MitoEM-R/mito-train-v2/seg0151.tif", "shape": [4096, 4096], "n_instances": 418, "max_instance_id": 10747, "fg_fraction": 0.080369}
{"sample_id": "MitoEM-R_z0152", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 152, "image": "MitoEM-R/im/im0152.png", "mask": "MitoEM-R/mito-train-v2/seg0152.tif", "shape": [4096, 4096], "n_instances": 420, "max_instance_id": 10747, "fg_fraction": 0.08054}
{"sample_id": "MitoEM-R_z0153", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 153, "image": "MitoEM-R/im/im0153.png", "mask": "MitoEM-R/mito-train-v2/seg0153.tif", "shape": [4096, 4096], "n_instances": 426, "max_instance_id": 10747, "fg_fraction": 0.081418}
{"sample_id": "MitoEM-R_z0154", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 154, "image": "MitoEM-R/im/im0154.png", "mask": "MitoEM-R/mito-train-v2/seg0154.tif", "shape": [4096, 4096], "n_instances": 423, "max_instance_id": 10755, "fg_fraction": 0.082079}
{"sample_id": "MitoEM-R_z0155", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 155, "image": "MitoEM-R/im/im0155.png", "mask": "MitoEM-R/mito-train-v2/seg0155.tif", "shape": [4096, 4096], "n_instances": 424, "max_instance_id": 10755, "fg_fraction": 0.081668}
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{"sample_id": "MitoEM-R_z0157", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 157, "image": "MitoEM-R/im/im0157.png", "mask": "MitoEM-R/mito-train-v2/seg0157.tif", "shape": [4096, 4096], "n_instances": 407, "max_instance_id": 10755, "fg_fraction": 0.080942}
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{"sample_id": "MitoEM-R_z0162", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 162, "image": "MitoEM-R/im/im0162.png", "mask": "MitoEM-R/mito-train-v2/seg0162.tif", "shape": [4096, 4096], "n_instances": 414, "max_instance_id": 10755, "fg_fraction": 0.082363}
{"sample_id": "MitoEM-R_z0163", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 163, "image": "MitoEM-R/im/im0163.png", "mask": "MitoEM-R/mito-train-v2/seg0163.tif", "shape": [4096, 4096], "n_instances": 415, "max_instance_id": 10755, "fg_fraction": 0.081908}
{"sample_id": "MitoEM-R_z0164", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 164, "image": "MitoEM-R/im/im0164.png", "mask": "MitoEM-R/mito-train-v2/seg0164.tif", "shape": [4096, 4096], "n_instances": 409, "max_instance_id": 10755, "fg_fraction": 0.081389}
{"sample_id": "MitoEM-R_z0165", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 165, "image": "MitoEM-R/im/im0165.png", "mask": "MitoEM-R/mito-train-v2/seg0165.tif", "shape": [4096, 4096], "n_instances": 407, "max_instance_id": 10755, "fg_fraction": 0.081156}
{"sample_id": "MitoEM-R_z0166", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 166, "image": "MitoEM-R/im/im0166.png", "mask": "MitoEM-R/mito-train-v2/seg0166.tif", "shape": [4096, 4096], "n_instances": 402, "max_instance_id": 10755, "fg_fraction": 0.081215}
{"sample_id": "MitoEM-R_z0167", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 167, "image": "MitoEM-R/im/im0167.png", "mask": "MitoEM-R/mito-train-v2/seg0167.tif", "shape": [4096, 4096], "n_instances": 412, "max_instance_id": 10755, "fg_fraction": 0.080916}
{"sample_id": "MitoEM-R_z0168", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 168, "image": "MitoEM-R/im/im0168.png", "mask": "MitoEM-R/mito-train-v2/seg0168.tif", "shape": [4096, 4096], "n_instances": 411, "max_instance_id": 10755, "fg_fraction": 0.081122}
{"sample_id": "MitoEM-R_z0169", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 169, "image": "MitoEM-R/im/im0169.png", "mask": "MitoEM-R/mito-train-v2/seg0169.tif", "shape": [4096, 4096], "n_instances": 402, "max_instance_id": 10755, "fg_fraction": 0.080251}
{"sample_id": "MitoEM-R_z0170", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 170, "image": "MitoEM-R/im/im0170.png", "mask": "MitoEM-R/mito-train-v2/seg0170.tif", "shape": [4096, 4096], "n_instances": 396, "max_instance_id": 10755, "fg_fraction": 0.08024}
{"sample_id": "MitoEM-R_z0171", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 171, "image": "MitoEM-R/im/im0171.png", "mask": "MitoEM-R/mito-train-v2/seg0171.tif", "shape": [4096, 4096], "n_instances": 406, "max_instance_id": 10755, "fg_fraction": 0.081359}
{"sample_id": "MitoEM-R_z0172", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 172, "image": "MitoEM-R/im/im0172.png", "mask": "MitoEM-R/mito-train-v2/seg0172.tif", "shape": [4096, 4096], "n_instances": 408, "max_instance_id": 10755, "fg_fraction": 0.081066}
{"sample_id": "MitoEM-R_z0173", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 173, "image": "MitoEM-R/im/im0173.png", "mask": "MitoEM-R/mito-train-v2/seg0173.tif", "shape": [4096, 4096], "n_instances": 409, "max_instance_id": 10755, "fg_fraction": 0.080364}
{"sample_id": "MitoEM-R_z0174", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 174, "image": "MitoEM-R/im/im0174.png", "mask": "MitoEM-R/mito-train-v2/seg0174.tif", "shape": [4096, 4096], "n_instances": 401, "max_instance_id": 10755, "fg_fraction": 0.080147}
{"sample_id": "MitoEM-R_z0175", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 175, "image": "MitoEM-R/im/im0175.png", "mask": "MitoEM-R/mito-train-v2/seg0175.tif", "shape": [4096, 4096], "n_instances": 403, "max_instance_id": 10755, "fg_fraction": 0.079717}
{"sample_id": "MitoEM-R_z0176", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 176, "image": "MitoEM-R/im/im0176.png", "mask": "MitoEM-R/mito-train-v2/seg0176.tif", "shape": [4096, 4096], "n_instances": 401, "max_instance_id": 10755, "fg_fraction": 0.079477}
{"sample_id": "MitoEM-R_z0177", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 177, "image": "MitoEM-R/im/im0177.png", "mask": "MitoEM-R/mito-train-v2/seg0177.tif", "shape": [4096, 4096], "n_instances": 399, "max_instance_id": 10755, "fg_fraction": 0.078668}
{"sample_id": "MitoEM-R_z0178", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 178, "image": "MitoEM-R/im/im0178.png", "mask": "MitoEM-R/mito-train-v2/seg0178.tif", "shape": [4096, 4096], "n_instances": 396, "max_instance_id": 10755, "fg_fraction": 0.077793}
{"sample_id": "MitoEM-R_z0179", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 179, "image": "MitoEM-R/im/im0179.png", "mask": "MitoEM-R/mito-train-v2/seg0179.tif", "shape": [4096, 4096], "n_instances": 387, "max_instance_id": 10755, "fg_fraction": 0.0769}
{"sample_id": "MitoEM-R_z0180", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 180, "image": "MitoEM-R/im/im0180.png", "mask": "MitoEM-R/mito-train-v2/seg0180.tif", "shape": [4096, 4096], "n_instances": 389, "max_instance_id": 10755, "fg_fraction": 0.076442}
{"sample_id": "MitoEM-R_z0181", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 181, "image": "MitoEM-R/im/im0181.png", "mask": "MitoEM-R/mito-train-v2/seg0181.tif", "shape": [4096, 4096], "n_instances": 389, "max_instance_id": 10755, "fg_fraction": 0.075691}
{"sample_id": "MitoEM-R_z0182", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 182, "image": "MitoEM-R/im/im0182.png", "mask": "MitoEM-R/mito-train-v2/seg0182.tif", "shape": [4096, 4096], "n_instances": 385, "max_instance_id": 10755, "fg_fraction": 0.074931}
{"sample_id": "MitoEM-R_z0183", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 183, "image": "MitoEM-R/im/im0183.png", "mask": "MitoEM-R/mito-train-v2/seg0183.tif", "shape": [4096, 4096], "n_instances": 386, "max_instance_id": 10755, "fg_fraction": 0.074251}
{"sample_id": "MitoEM-R_z0184", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 184, "image": "MitoEM-R/im/im0184.png", "mask": "MitoEM-R/mito-train-v2/seg0184.tif", "shape": [4096, 4096], "n_instances": 388, "max_instance_id": 10755, "fg_fraction": 0.074537}
{"sample_id": "MitoEM-R_z0185", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 185, "image": "MitoEM-R/im/im0185.png", "mask": "MitoEM-R/mito-train-v2/seg0185.tif", "shape": [4096, 4096], "n_instances": 383, "max_instance_id": 10755, "fg_fraction": 0.074439}
{"sample_id": "MitoEM-R_z0186", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 186, "image": "MitoEM-R/im/im0186.png", "mask": "MitoEM-R/mito-train-v2/seg0186.tif", "shape": [4096, 4096], "n_instances": 381, "max_instance_id": 10755, "fg_fraction": 0.074235}
{"sample_id": "MitoEM-R_z0187", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 187, "image": "MitoEM-R/im/im0187.png", "mask": "MitoEM-R/mito-train-v2/seg0187.tif", "shape": [4096, 4096], "n_instances": 383, "max_instance_id": 10755, "fg_fraction": 0.074157}
{"sample_id": "MitoEM-R_z0188", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 188, "image": "MitoEM-R/im/im0188.png", "mask": "MitoEM-R/mito-train-v2/seg0188.tif", "shape": [4096, 4096], "n_instances": 382, "max_instance_id": 10755, "fg_fraction": 0.074752}
{"sample_id": "MitoEM-R_z0189", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 189, "image": "MitoEM-R/im/im0189.png", "mask": "MitoEM-R/mito-train-v2/seg0189.tif", "shape": [4096, 4096], "n_instances": 382, "max_instance_id": 10755, "fg_fraction": 0.074586}
{"sample_id": "MitoEM-R_z0190", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 190, "image": "MitoEM-R/im/im0190.png", "mask": "MitoEM-R/mito-train-v2/seg0190.tif", "shape": [4096, 4096], "n_instances": 389, "max_instance_id": 10755, "fg_fraction": 0.075132}
{"sample_id": "MitoEM-R_z0191", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 191, "image": "MitoEM-R/im/im0191.png", "mask": "MitoEM-R/mito-train-v2/seg0191.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 10755, "fg_fraction": 0.075326}
{"sample_id": "MitoEM-R_z0192", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 192, "image": "MitoEM-R/im/im0192.png", "mask": "MitoEM-R/mito-train-v2/seg0192.tif", "shape": [4096, 4096], "n_instances": 389, "max_instance_id": 10755, "fg_fraction": 0.075129}
{"sample_id": "MitoEM-R_z0193", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 193, "image": "MitoEM-R/im/im0193.png", "mask": "MitoEM-R/mito-train-v2/seg0193.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 10755, "fg_fraction": 0.075823}
{"sample_id": "MitoEM-R_z0194", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 194, "image": "MitoEM-R/im/im0194.png", "mask": "MitoEM-R/mito-train-v2/seg0194.tif", "shape": [4096, 4096], "n_instances": 381, "max_instance_id": 10755, "fg_fraction": 0.076328}
{"sample_id": "MitoEM-R_z0195", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 195, "image": "MitoEM-R/im/im0195.png", "mask": "MitoEM-R/mito-train-v2/seg0195.tif", "shape": [4096, 4096], "n_instances": 376, "max_instance_id": 10755, "fg_fraction": 0.076436}
{"sample_id": "MitoEM-R_z0196", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 196, "image": "MitoEM-R/im/im0196.png", "mask": "MitoEM-R/mito-train-v2/seg0196.tif", "shape": [4096, 4096], "n_instances": 378, "max_instance_id": 10755, "fg_fraction": 0.074717}
{"sample_id": "MitoEM-R_z0197", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 197, "image": "MitoEM-R/im/im0197.png", "mask": "MitoEM-R/mito-train-v2/seg0197.tif", "shape": [4096, 4096], "n_instances": 375, "max_instance_id": 10755, "fg_fraction": 0.073963}
{"sample_id": "MitoEM-R_z0198", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 198, "image": "MitoEM-R/im/im0198.png", "mask": "MitoEM-R/mito-train-v2/seg0198.tif", "shape": [4096, 4096], "n_instances": 372, "max_instance_id": 10755, "fg_fraction": 0.07347}
{"sample_id": "MitoEM-R_z0199", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 199, "image": "MitoEM-R/im/im0199.png", "mask": "MitoEM-R/mito-train-v2/seg0199.tif", "shape": [4096, 4096], "n_instances": 371, "max_instance_id": 10755, "fg_fraction": 0.071972}
{"sample_id": "MitoEM-R_z0200", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 200, "image": "MitoEM-R/im/im0200.png", "mask": "MitoEM-R/mito-train-v2/seg0200.tif", "shape": [4096, 4096], "n_instances": 360, "max_instance_id": 10755, "fg_fraction": 0.073932}
{"sample_id": "MitoEM-R_z0201", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 201, "image": "MitoEM-R/im/im0201.png", "mask": "MitoEM-R/mito-train-v2/seg0201.tif", "shape": [4096, 4096], "n_instances": 370, "max_instance_id": 10755, "fg_fraction": 0.073325}
{"sample_id": "MitoEM-R_z0202", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 202, "image": "MitoEM-R/im/im0202.png", "mask": "MitoEM-R/mito-train-v2/seg0202.tif", "shape": [4096, 4096], "n_instances": 374, "max_instance_id": 10755, "fg_fraction": 0.0721}
{"sample_id": "MitoEM-R_z0203", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 203, "image": "MitoEM-R/im/im0203.png", "mask": "MitoEM-R/mito-train-v2/seg0203.tif", "shape": [4096, 4096], "n_instances": 378, "max_instance_id": 10755, "fg_fraction": 0.071161}
{"sample_id": "MitoEM-R_z0204", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 204, "image": "MitoEM-R/im/im0204.png", "mask": "MitoEM-R/mito-train-v2/seg0204.tif", "shape": [4096, 4096], "n_instances": 375, "max_instance_id": 10755, "fg_fraction": 0.069958}
{"sample_id": "MitoEM-R_z0205", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 205, "image": "MitoEM-R/im/im0205.png", "mask": "MitoEM-R/mito-train-v2/seg0205.tif", "shape": [4096, 4096], "n_instances": 376, "max_instance_id": 10755, "fg_fraction": 0.069942}
{"sample_id": "MitoEM-R_z0206", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 206, "image": "MitoEM-R/im/im0206.png", "mask": "MitoEM-R/mito-train-v2/seg0206.tif", "shape": [4096, 4096], "n_instances": 375, "max_instance_id": 10755, "fg_fraction": 0.069809}
{"sample_id": "MitoEM-R_z0207", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 207, "image": "MitoEM-R/im/im0207.png", "mask": "MitoEM-R/mito-train-v2/seg0207.tif", "shape": [4096, 4096], "n_instances": 377, "max_instance_id": 10755, "fg_fraction": 0.070593}
{"sample_id": "MitoEM-R_z0208", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 208, "image": "MitoEM-R/im/im0208.png", "mask": "MitoEM-R/mito-train-v2/seg0208.tif", "shape": [4096, 4096], "n_instances": 383, "max_instance_id": 10755, "fg_fraction": 0.071103}
{"sample_id": "MitoEM-R_z0209", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 209, "image": "MitoEM-R/im/im0209.png", "mask": "MitoEM-R/mito-train-v2/seg0209.tif", "shape": [4096, 4096], "n_instances": 384, "max_instance_id": 10755, "fg_fraction": 0.071325}
{"sample_id": "MitoEM-R_z0210", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 210, "image": "MitoEM-R/im/im0210.png", "mask": "MitoEM-R/mito-train-v2/seg0210.tif", "shape": [4096, 4096], "n_instances": 378, "max_instance_id": 10755, "fg_fraction": 0.070642}
{"sample_id": "MitoEM-R_z0211", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 211, "image": "MitoEM-R/im/im0211.png", "mask": "MitoEM-R/mito-train-v2/seg0211.tif", "shape": [4096, 4096], "n_instances": 369, "max_instance_id": 10755, "fg_fraction": 0.070426}
{"sample_id": "MitoEM-R_z0212", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 212, "image": "MitoEM-R/im/im0212.png", "mask": "MitoEM-R/mito-train-v2/seg0212.tif", "shape": [4096, 4096], "n_instances": 364, "max_instance_id": 10755, "fg_fraction": 0.070668}
{"sample_id": "MitoEM-R_z0213", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 213, "image": "MitoEM-R/im/im0213.png", "mask": "MitoEM-R/mito-train-v2/seg0213.tif", "shape": [4096, 4096], "n_instances": 370, "max_instance_id": 10755, "fg_fraction": 0.072325}
{"sample_id": "MitoEM-R_z0214", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 214, "image": "MitoEM-R/im/im0214.png", "mask": "MitoEM-R/mito-train-v2/seg0214.tif", "shape": [4096, 4096], "n_instances": 373, "max_instance_id": 10755, "fg_fraction": 0.072646}
{"sample_id": "MitoEM-R_z0215", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 215, "image": "MitoEM-R/im/im0215.png", "mask": "MitoEM-R/mito-train-v2/seg0215.tif", "shape": [4096, 4096], "n_instances": 368, "max_instance_id": 10755, "fg_fraction": 0.072573}
{"sample_id": "MitoEM-R_z0216", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 216, "image": "MitoEM-R/im/im0216.png", "mask": "MitoEM-R/mito-train-v2/seg0216.tif", "shape": [4096, 4096], "n_instances": 368, "max_instance_id": 10755, "fg_fraction": 0.072712}
{"sample_id": "MitoEM-R_z0217", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 217, "image": "MitoEM-R/im/im0217.png", "mask": "MitoEM-R/mito-train-v2/seg0217.tif", "shape": [4096, 4096], "n_instances": 366, "max_instance_id": 10755, "fg_fraction": 0.073015}
{"sample_id": "MitoEM-R_z0218", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 218, "image": "MitoEM-R/im/im0218.png", "mask": "MitoEM-R/mito-train-v2/seg0218.tif", "shape": [4096, 4096], "n_instances": 366, "max_instance_id": 10755, "fg_fraction": 0.073435}
{"sample_id": "MitoEM-R_z0219", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 219, "image": "MitoEM-R/im/im0219.png", "mask": "MitoEM-R/mito-train-v2/seg0219.tif", "shape": [4096, 4096], "n_instances": 360, "max_instance_id": 10755, "fg_fraction": 0.074056}
{"sample_id": "MitoEM-R_z0220", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 220, "image": "MitoEM-R/im/im0220.png", "mask": "MitoEM-R/mito-train-v2/seg0220.tif", "shape": [4096, 4096], "n_instances": 368, "max_instance_id": 10759, "fg_fraction": 0.074792}
{"sample_id": "MitoEM-R_z0221", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 221, "image": "MitoEM-R/im/im0221.png", "mask": "MitoEM-R/mito-train-v2/seg0221.tif", "shape": [4096, 4096], "n_instances": 374, "max_instance_id": 10759, "fg_fraction": 0.075621}
{"sample_id": "MitoEM-R_z0222", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 222, "image": "MitoEM-R/im/im0222.png", "mask": "MitoEM-R/mito-train-v2/seg0222.tif", "shape": [4096, 4096], "n_instances": 379, "max_instance_id": 10759, "fg_fraction": 0.076483}
{"sample_id": "MitoEM-R_z0223", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 223, "image": "MitoEM-R/im/im0223.png", "mask": "MitoEM-R/mito-train-v2/seg0223.tif", "shape": [4096, 4096], "n_instances": 385, "max_instance_id": 10759, "fg_fraction": 0.077301}
{"sample_id": "MitoEM-R_z0224", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 224, "image": "MitoEM-R/im/im0224.png", "mask": "MitoEM-R/mito-train-v2/seg0224.tif", "shape": [4096, 4096], "n_instances": 378, "max_instance_id": 10759, "fg_fraction": 0.077488}
{"sample_id": "MitoEM-R_z0225", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 225, "image": "MitoEM-R/im/im0225.png", "mask": "MitoEM-R/mito-train-v2/seg0225.tif", "shape": [4096, 4096], "n_instances": 384, "max_instance_id": 10759, "fg_fraction": 0.077984}
{"sample_id": "MitoEM-R_z0226", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 226, "image": "MitoEM-R/im/im0226.png", "mask": "MitoEM-R/mito-train-v2/seg0226.tif", "shape": [4096, 4096], "n_instances": 377, "max_instance_id": 10759, "fg_fraction": 0.078832}
{"sample_id": "MitoEM-R_z0227", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 227, "image": "MitoEM-R/im/im0227.png", "mask": "MitoEM-R/mito-train-v2/seg0227.tif", "shape": [4096, 4096], "n_instances": 378, "max_instance_id": 10759, "fg_fraction": 0.079617}
{"sample_id": "MitoEM-R_z0228", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 228, "image": "MitoEM-R/im/im0228.png", "mask": "MitoEM-R/mito-train-v2/seg0228.tif", "shape": [4096, 4096], "n_instances": 387, "max_instance_id": 10759, "fg_fraction": 0.079575}
{"sample_id": "MitoEM-R_z0229", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 229, "image": "MitoEM-R/im/im0229.png", "mask": "MitoEM-R/mito-train-v2/seg0229.tif", "shape": [4096, 4096], "n_instances": 388, "max_instance_id": 10759, "fg_fraction": 0.079814}
{"sample_id": "MitoEM-R_z0230", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 230, "image": "MitoEM-R/im/im0230.png", "mask": "MitoEM-R/mito-train-v2/seg0230.tif", "shape": [4096, 4096], "n_instances": 391, "max_instance_id": 10759, "fg_fraction": 0.080048}
{"sample_id": "MitoEM-R_z0231", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 231, "image": "MitoEM-R/im/im0231.png", "mask": "MitoEM-R/mito-train-v2/seg0231.tif", "shape": [4096, 4096], "n_instances": 389, "max_instance_id": 10759, "fg_fraction": 0.078915}
{"sample_id": "MitoEM-R_z0232", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 232, "image": "MitoEM-R/im/im0232.png", "mask": "MitoEM-R/mito-train-v2/seg0232.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 10784, "fg_fraction": 0.077421}
{"sample_id": "MitoEM-R_z0233", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 233, "image": "MitoEM-R/im/im0233.png", "mask": "MitoEM-R/mito-train-v2/seg0233.tif", "shape": [4096, 4096], "n_instances": 387, "max_instance_id": 10784, "fg_fraction": 0.076025}
{"sample_id": "MitoEM-R_z0234", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 234, "image": "MitoEM-R/im/im0234.png", "mask": "MitoEM-R/mito-train-v2/seg0234.tif", "shape": [4096, 4096], "n_instances": 380, "max_instance_id": 10784, "fg_fraction": 0.074502}
{"sample_id": "MitoEM-R_z0235", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 235, "image": "MitoEM-R/im/im0235.png", "mask": "MitoEM-R/mito-train-v2/seg0235.tif", "shape": [4096, 4096], "n_instances": 371, "max_instance_id": 10784, "fg_fraction": 0.073765}
{"sample_id": "MitoEM-R_z0236", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 236, "image": "MitoEM-R/im/im0236.png", "mask": "MitoEM-R/mito-train-v2/seg0236.tif", "shape": [4096, 4096], "n_instances": 377, "max_instance_id": 10784, "fg_fraction": 0.073099}
{"sample_id": "MitoEM-R_z0237", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 237, "image": "MitoEM-R/im/im0237.png", "mask": "MitoEM-R/mito-train-v2/seg0237.tif", "shape": [4096, 4096], "n_instances": 380, "max_instance_id": 10784, "fg_fraction": 0.071529}
{"sample_id": "MitoEM-R_z0238", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 238, "image": "MitoEM-R/im/im0238.png", "mask": "MitoEM-R/mito-train-v2/seg0238.tif", "shape": [4096, 4096], "n_instances": 380, "max_instance_id": 10784, "fg_fraction": 0.071552}
{"sample_id": "MitoEM-R_z0239", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 239, "image": "MitoEM-R/im/im0239.png", "mask": "MitoEM-R/mito-train-v2/seg0239.tif", "shape": [4096, 4096], "n_instances": 379, "max_instance_id": 10784, "fg_fraction": 0.06964}
{"sample_id": "MitoEM-R_z0240", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 240, "image": "MitoEM-R/im/im0240.png", "mask": "MitoEM-R/mito-train-v2/seg0240.tif", "shape": [4096, 4096], "n_instances": 375, "max_instance_id": 10784, "fg_fraction": 0.068943}
{"sample_id": "MitoEM-R_z0241", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 241, "image": "MitoEM-R/im/im0241.png", "mask": "MitoEM-R/mito-train-v2/seg0241.tif", "shape": [4096, 4096], "n_instances": 372, "max_instance_id": 10784, "fg_fraction": 0.069168}
{"sample_id": "MitoEM-R_z0242", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 242, "image": "MitoEM-R/im/im0242.png", "mask": "MitoEM-R/mito-train-v2/seg0242.tif", "shape": [4096, 4096], "n_instances": 380, "max_instance_id": 10784, "fg_fraction": 0.068846}
{"sample_id": "MitoEM-R_z0243", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 243, "image": "MitoEM-R/im/im0243.png", "mask": "MitoEM-R/mito-train-v2/seg0243.tif", "shape": [4096, 4096], "n_instances": 383, "max_instance_id": 10784, "fg_fraction": 0.068891}
{"sample_id": "MitoEM-R_z0244", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 244, "image": "MitoEM-R/im/im0244.png", "mask": "MitoEM-R/mito-train-v2/seg0244.tif", "shape": [4096, 4096], "n_instances": 383, "max_instance_id": 10784, "fg_fraction": 0.069873}
{"sample_id": "MitoEM-R_z0245", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 245, "image": "MitoEM-R/im/im0245.png", "mask": "MitoEM-R/mito-train-v2/seg0245.tif", "shape": [4096, 4096], "n_instances": 382, "max_instance_id": 10784, "fg_fraction": 0.070077}
{"sample_id": "MitoEM-R_z0246", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 246, "image": "MitoEM-R/im/im0246.png", "mask": "MitoEM-R/mito-train-v2/seg0246.tif", "shape": [4096, 4096], "n_instances": 387, "max_instance_id": 10782, "fg_fraction": 0.070439}
{"sample_id": "MitoEM-R_z0247", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 247, "image": "MitoEM-R/im/im0247.png", "mask": "MitoEM-R/mito-train-v2/seg0247.tif", "shape": [4096, 4096], "n_instances": 386, "max_instance_id": 10782, "fg_fraction": 0.070252}
{"sample_id": "MitoEM-R_z0248", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 248, "image": "MitoEM-R/im/im0248.png", "mask": "MitoEM-R/mito-train-v2/seg0248.tif", "shape": [4096, 4096], "n_instances": 388, "max_instance_id": 10802, "fg_fraction": 0.069786}
{"sample_id": "MitoEM-R_z0249", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 249, "image": "MitoEM-R/im/im0249.png", "mask": "MitoEM-R/mito-train-v2/seg0249.tif", "shape": [4096, 4096], "n_instances": 379, "max_instance_id": 10802, "fg_fraction": 0.070029}
{"sample_id": "MitoEM-R_z0250", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 250, "image": "MitoEM-R/im/im0250.png", "mask": "MitoEM-R/mito-train-v2/seg0250.tif", "shape": [4096, 4096], "n_instances": 385, "max_instance_id": 10802, "fg_fraction": 0.07084}
{"sample_id": "MitoEM-R_z0251", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 251, "image": "MitoEM-R/im/im0251.png", "mask": "MitoEM-R/mito-train-v2/seg0251.tif", "shape": [4096, 4096], "n_instances": 391, "max_instance_id": 10802, "fg_fraction": 0.070716}
{"sample_id": "MitoEM-R_z0252", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 252, "image": "MitoEM-R/im/im0252.png", "mask": "MitoEM-R/mito-train-v2/seg0252.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 10802, "fg_fraction": 0.070726}
{"sample_id": "MitoEM-R_z0253", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 253, "image": "MitoEM-R/im/im0253.png", "mask": "MitoEM-R/mito-train-v2/seg0253.tif", "shape": [4096, 4096], "n_instances": 394, "max_instance_id": 10802, "fg_fraction": 0.071639}
{"sample_id": "MitoEM-R_z0254", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 254, "image": "MitoEM-R/im/im0254.png", "mask": "MitoEM-R/mito-train-v2/seg0254.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 10802, "fg_fraction": 0.072494}
{"sample_id": "MitoEM-R_z0255", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 255, "image": "MitoEM-R/im/im0255.png", "mask": "MitoEM-R/mito-train-v2/seg0255.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 10802, "fg_fraction": 0.07486}
{"sample_id": "MitoEM-R_z0256", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 256, "image": "MitoEM-R/im/im0256.png", "mask": "MitoEM-R/mito-train-v2/seg0256.tif", "shape": [4096, 4096], "n_instances": 393, "max_instance_id": 10802, "fg_fraction": 0.075749}
{"sample_id": "MitoEM-R_z0257", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 257, "image": "MitoEM-R/im/im0257.png", "mask": "MitoEM-R/mito-train-v2/seg0257.tif", "shape": [4096, 4096], "n_instances": 394, "max_instance_id": 10802, "fg_fraction": 0.076424}
{"sample_id": "MitoEM-R_z0258", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 258, "image": "MitoEM-R/im/im0258.png", "mask": "MitoEM-R/mito-train-v2/seg0258.tif", "shape": [4096, 4096], "n_instances": 388, "max_instance_id": 10802, "fg_fraction": 0.077048}
{"sample_id": "MitoEM-R_z0259", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 259, "image": "MitoEM-R/im/im0259.png", "mask": "MitoEM-R/mito-train-v2/seg0259.tif", "shape": [4096, 4096], "n_instances": 383, "max_instance_id": 10802, "fg_fraction": 0.07826}
{"sample_id": "MitoEM-R_z0260", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 260, "image": "MitoEM-R/im/im0260.png", "mask": "MitoEM-R/mito-train-v2/seg0260.tif", "shape": [4096, 4096], "n_instances": 387, "max_instance_id": 10802, "fg_fraction": 0.078563}
{"sample_id": "MitoEM-R_z0261", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 261, "image": "MitoEM-R/im/im0261.png", "mask": "MitoEM-R/mito-train-v2/seg0261.tif", "shape": [4096, 4096], "n_instances": 391, "max_instance_id": 10802, "fg_fraction": 0.078009}
{"sample_id": "MitoEM-R_z0262", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 262, "image": "MitoEM-R/im/im0262.png", "mask": "MitoEM-R/mito-train-v2/seg0262.tif", "shape": [4096, 4096], "n_instances": 395, "max_instance_id": 10802, "fg_fraction": 0.078455}
{"sample_id": "MitoEM-R_z0263", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 263, "image": "MitoEM-R/im/im0263.png", "mask": "MitoEM-R/mito-train-v2/seg0263.tif", "shape": [4096, 4096], "n_instances": 394, "max_instance_id": 10802, "fg_fraction": 0.077951}
{"sample_id": "MitoEM-R_z0264", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 264, "image": "MitoEM-R/im/im0264.png", "mask": "MitoEM-R/mito-train-v2/seg0264.tif", "shape": [4096, 4096], "n_instances": 398, "max_instance_id": 10802, "fg_fraction": 0.076839}
{"sample_id": "MitoEM-R_z0265", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 265, "image": "MitoEM-R/im/im0265.png", "mask": "MitoEM-R/mito-train-v2/seg0265.tif", "shape": [4096, 4096], "n_instances": 388, "max_instance_id": 10802, "fg_fraction": 0.076583}
{"sample_id": "MitoEM-R_z0266", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 266, "image": "MitoEM-R/im/im0266.png", "mask": "MitoEM-R/mito-train-v2/seg0266.tif", "shape": [4096, 4096], "n_instances": 385, "max_instance_id": 10802, "fg_fraction": 0.076412}
{"sample_id": "MitoEM-R_z0267", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 267, "image": "MitoEM-R/im/im0267.png", "mask": "MitoEM-R/mito-train-v2/seg0267.tif", "shape": [4096, 4096], "n_instances": 382, "max_instance_id": 10802, "fg_fraction": 0.075524}
{"sample_id": "MitoEM-R_z0268", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 268, "image": "MitoEM-R/im/im0268.png", "mask": "MitoEM-R/mito-train-v2/seg0268.tif", "shape": [4096, 4096], "n_instances": 387, "max_instance_id": 10802, "fg_fraction": 0.074224}
{"sample_id": "MitoEM-R_z0269", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 269, "image": "MitoEM-R/im/im0269.png", "mask": "MitoEM-R/mito-train-v2/seg0269.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 10802, "fg_fraction": 0.073203}
{"sample_id": "MitoEM-R_z0270", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 270, "image": "MitoEM-R/im/im0270.png", "mask": "MitoEM-R/mito-train-v2/seg0270.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 10802, "fg_fraction": 0.072773}
{"sample_id": "MitoEM-R_z0271", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 271, "image": "MitoEM-R/im/im0271.png", "mask": "MitoEM-R/mito-train-v2/seg0271.tif", "shape": [4096, 4096], "n_instances": 395, "max_instance_id": 10802, "fg_fraction": 0.073169}
{"sample_id": "MitoEM-R_z0272", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 272, "image": "MitoEM-R/im/im0272.png", "mask": "MitoEM-R/mito-train-v2/seg0272.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 10802, "fg_fraction": 0.072716}
{"sample_id": "MitoEM-R_z0273", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 273, "image": "MitoEM-R/im/im0273.png", "mask": "MitoEM-R/mito-train-v2/seg0273.tif", "shape": [4096, 4096], "n_instances": 391, "max_instance_id": 10802, "fg_fraction": 0.07269}
{"sample_id": "MitoEM-R_z0274", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 274, "image": "MitoEM-R/im/im0274.png", "mask": "MitoEM-R/mito-train-v2/seg0274.tif", "shape": [4096, 4096], "n_instances": 386, "max_instance_id": 10802, "fg_fraction": 0.071887}
{"sample_id": "MitoEM-R_z0275", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 275, "image": "MitoEM-R/im/im0275.png", "mask": "MitoEM-R/mito-train-v2/seg0275.tif", "shape": [4096, 4096], "n_instances": 390, "max_instance_id": 10802, "fg_fraction": 0.071472}
{"sample_id": "MitoEM-R_z0276", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 276, "image": "MitoEM-R/im/im0276.png", "mask": "MitoEM-R/mito-train-v2/seg0276.tif", "shape": [4096, 4096], "n_instances": 381, "max_instance_id": 10802, "fg_fraction": 0.071312}
{"sample_id": "MitoEM-R_z0277", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 277, "image": "MitoEM-R/im/im0277.png", "mask": "MitoEM-R/mito-train-v2/seg0277.tif", "shape": [4096, 4096], "n_instances": 379, "max_instance_id": 10802, "fg_fraction": 0.070656}
{"sample_id": "MitoEM-R_z0278", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 278, "image": "MitoEM-R/im/im0278.png", "mask": "MitoEM-R/mito-train-v2/seg0278.tif", "shape": [4096, 4096], "n_instances": 376, "max_instance_id": 10802, "fg_fraction": 0.069874}
{"sample_id": "MitoEM-R_z0279", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 279, "image": "MitoEM-R/im/im0279.png", "mask": "MitoEM-R/mito-train-v2/seg0279.tif", "shape": [4096, 4096], "n_instances": 377, "max_instance_id": 10802, "fg_fraction": 0.068924}
{"sample_id": "MitoEM-R_z0280", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 280, "image": "MitoEM-R/im/im0280.png", "mask": "MitoEM-R/mito-train-v2/seg0280.tif", "shape": [4096, 4096], "n_instances": 370, "max_instance_id": 10802, "fg_fraction": 0.068572}
{"sample_id": "MitoEM-R_z0281", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 281, "image": "MitoEM-R/im/im0281.png", "mask": "MitoEM-R/mito-train-v2/seg0281.tif", "shape": [4096, 4096], "n_instances": 364, "max_instance_id": 10802, "fg_fraction": 0.068377}
{"sample_id": "MitoEM-R_z0282", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 282, "image": "MitoEM-R/im/im0282.png", "mask": "MitoEM-R/mito-train-v2/seg0282.tif", "shape": [4096, 4096], "n_instances": 376, "max_instance_id": 10802, "fg_fraction": 0.068663}
{"sample_id": "MitoEM-R_z0283", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 283, "image": "MitoEM-R/im/im0283.png", "mask": "MitoEM-R/mito-train-v2/seg0283.tif", "shape": [4096, 4096], "n_instances": 382, "max_instance_id": 10802, "fg_fraction": 0.068776}
{"sample_id": "MitoEM-R_z0284", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 284, "image": "MitoEM-R/im/im0284.png", "mask": "MitoEM-R/mito-train-v2/seg0284.tif", "shape": [4096, 4096], "n_instances": 391, "max_instance_id": 10802, "fg_fraction": 0.068924}
{"sample_id": "MitoEM-R_z0285", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 285, "image": "MitoEM-R/im/im0285.png", "mask": "MitoEM-R/mito-train-v2/seg0285.tif", "shape": [4096, 4096], "n_instances": 384, "max_instance_id": 10802, "fg_fraction": 0.069178}
{"sample_id": "MitoEM-R_z0286", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 286, "image": "MitoEM-R/im/im0286.png", "mask": "MitoEM-R/mito-train-v2/seg0286.tif", "shape": [4096, 4096], "n_instances": 381, "max_instance_id": 10802, "fg_fraction": 0.069293}
{"sample_id": "MitoEM-R_z0287", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 287, "image": "MitoEM-R/im/im0287.png", "mask": "MitoEM-R/mito-train-v2/seg0287.tif", "shape": [4096, 4096], "n_instances": 377, "max_instance_id": 10802, "fg_fraction": 0.069757}
{"sample_id": "MitoEM-R_z0288", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 288, "image": "MitoEM-R/im/im0288.png", "mask": "MitoEM-R/mito-train-v2/seg0288.tif", "shape": [4096, 4096], "n_instances": 383, "max_instance_id": 10802, "fg_fraction": 0.069734}
{"sample_id": "MitoEM-R_z0289", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 289, "image": "MitoEM-R/im/im0289.png", "mask": "MitoEM-R/mito-train-v2/seg0289.tif", "shape": [4096, 4096], "n_instances": 381, "max_instance_id": 10802, "fg_fraction": 0.069929}
{"sample_id": "MitoEM-R_z0290", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 290, "image": "MitoEM-R/im/im0290.png", "mask": "MitoEM-R/mito-train-v2/seg0290.tif", "shape": [4096, 4096], "n_instances": 376, "max_instance_id": 10802, "fg_fraction": 0.070093}
{"sample_id": "MitoEM-R_z0291", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 291, "image": "MitoEM-R/im/im0291.png", "mask": "MitoEM-R/mito-train-v2/seg0291.tif", "shape": [4096, 4096], "n_instances": 380, "max_instance_id": 10802, "fg_fraction": 0.069702}
{"sample_id": "MitoEM-R_z0292", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 292, "image": "MitoEM-R/im/im0292.png", "mask": "MitoEM-R/mito-train-v2/seg0292.tif", "shape": [4096, 4096], "n_instances": 380, "max_instance_id": 10802, "fg_fraction": 0.069005}
{"sample_id": "MitoEM-R_z0293", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 293, "image": "MitoEM-R/im/im0293.png", "mask": "MitoEM-R/mito-train-v2/seg0293.tif", "shape": [4096, 4096], "n_instances": 378, "max_instance_id": 10802, "fg_fraction": 0.068424}
{"sample_id": "MitoEM-R_z0294", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 294, "image": "MitoEM-R/im/im0294.png", "mask": "MitoEM-R/mito-train-v2/seg0294.tif", "shape": [4096, 4096], "n_instances": 373, "max_instance_id": 10802, "fg_fraction": 0.068337}
{"sample_id": "MitoEM-R_z0295", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 295, "image": "MitoEM-R/im/im0295.png", "mask": "MitoEM-R/mito-train-v2/seg0295.tif", "shape": [4096, 4096], "n_instances": 380, "max_instance_id": 10802, "fg_fraction": 0.069148}
{"sample_id": "MitoEM-R_z0296", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 296, "image": "MitoEM-R/im/im0296.png", "mask": "MitoEM-R/mito-train-v2/seg0296.tif", "shape": [4096, 4096], "n_instances": 376, "max_instance_id": 10802, "fg_fraction": 0.068833}
{"sample_id": "MitoEM-R_z0297", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 297, "image": "MitoEM-R/im/im0297.png", "mask": "MitoEM-R/mito-train-v2/seg0297.tif", "shape": [4096, 4096], "n_instances": 375, "max_instance_id": 10802, "fg_fraction": 0.06862}
{"sample_id": "MitoEM-R_z0298", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 298, "image": "MitoEM-R/im/im0298.png", "mask": "MitoEM-R/mito-train-v2/seg0298.tif", "shape": [4096, 4096], "n_instances": 377, "max_instance_id": 10802, "fg_fraction": 0.06921}
{"sample_id": "MitoEM-R_z0299", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 299, "image": "MitoEM-R/im/im0299.png", "mask": "MitoEM-R/mito-train-v2/seg0299.tif", "shape": [4096, 4096], "n_instances": 379, "max_instance_id": 10802, "fg_fraction": 0.070592}
{"sample_id": "MitoEM-R_z0300", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 300, "image": "MitoEM-R/im/im0300.png", "mask": "MitoEM-R/mito-train-v2/seg0300.tif", "shape": [4096, 4096], "n_instances": 379, "max_instance_id": 10802, "fg_fraction": 0.070611}
{"sample_id": "MitoEM-R_z0301", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 301, "image": "MitoEM-R/im/im0301.png", "mask": "MitoEM-R/mito-train-v2/seg0301.tif", "shape": [4096, 4096], "n_instances": 375, "max_instance_id": 10802, "fg_fraction": 0.072199}
{"sample_id": "MitoEM-R_z0302", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 302, "image": "MitoEM-R/im/im0302.png", "mask": "MitoEM-R/mito-train-v2/seg0302.tif", "shape": [4096, 4096], "n_instances": 369, "max_instance_id": 10802, "fg_fraction": 0.07201}
{"sample_id": "MitoEM-R_z0303", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 303, "image": "MitoEM-R/im/im0303.png", "mask": "MitoEM-R/mito-train-v2/seg0303.tif", "shape": [4096, 4096], "n_instances": 369, "max_instance_id": 10802, "fg_fraction": 0.071926}
{"sample_id": "MitoEM-R_z0304", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 304, "image": "MitoEM-R/im/im0304.png", "mask": "MitoEM-R/mito-train-v2/seg0304.tif", "shape": [4096, 4096], "n_instances": 368, "max_instance_id": 10802, "fg_fraction": 0.07237}
{"sample_id": "MitoEM-R_z0305", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 305, "image": "MitoEM-R/im/im0305.png", "mask": "MitoEM-R/mito-train-v2/seg0305.tif", "shape": [4096, 4096], "n_instances": 369, "max_instance_id": 10802, "fg_fraction": 0.0709}
{"sample_id": "MitoEM-R_z0306", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 306, "image": "MitoEM-R/im/im0306.png", "mask": "MitoEM-R/mito-train-v2/seg0306.tif", "shape": [4096, 4096], "n_instances": 364, "max_instance_id": 10802, "fg_fraction": 0.070109}
{"sample_id": "MitoEM-R_z0307", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 307, "image": "MitoEM-R/im/im0307.png", "mask": "MitoEM-R/mito-train-v2/seg0307.tif", "shape": [4096, 4096], "n_instances": 361, "max_instance_id": 10802, "fg_fraction": 0.069894}
{"sample_id": "MitoEM-R_z0308", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 308, "image": "MitoEM-R/im/im0308.png", "mask": "MitoEM-R/mito-train-v2/seg0308.tif", "shape": [4096, 4096], "n_instances": 366, "max_instance_id": 10802, "fg_fraction": 0.069987}
{"sample_id": "MitoEM-R_z0309", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 309, "image": "MitoEM-R/im/im0309.png", "mask": "MitoEM-R/mito-train-v2/seg0309.tif", "shape": [4096, 4096], "n_instances": 372, "max_instance_id": 10802, "fg_fraction": 0.070298}
{"sample_id": "MitoEM-R_z0310", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 310, "image": "MitoEM-R/im/im0310.png", "mask": "MitoEM-R/mito-train-v2/seg0310.tif", "shape": [4096, 4096], "n_instances": 369, "max_instance_id": 10802, "fg_fraction": 0.070436}
{"sample_id": "MitoEM-R_z0311", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 311, "image": "MitoEM-R/im/im0311.png", "mask": "MitoEM-R/mito-train-v2/seg0311.tif", "shape": [4096, 4096], "n_instances": 371, "max_instance_id": 10802, "fg_fraction": 0.070252}
{"sample_id": "MitoEM-R_z0312", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 312, "image": "MitoEM-R/im/im0312.png", "mask": "MitoEM-R/mito-train-v2/seg0312.tif", "shape": [4096, 4096], "n_instances": 378, "max_instance_id": 10802, "fg_fraction": 0.070576}
{"sample_id": "MitoEM-R_z0313", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 313, "image": "MitoEM-R/im/im0313.png", "mask": "MitoEM-R/mito-train-v2/seg0313.tif", "shape": [4096, 4096], "n_instances": 379, "max_instance_id": 10802, "fg_fraction": 0.071204}
{"sample_id": "MitoEM-R_z0314", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 314, "image": "MitoEM-R/im/im0314.png", "mask": "MitoEM-R/mito-train-v2/seg0314.tif", "shape": [4096, 4096], "n_instances": 379, "max_instance_id": 10802, "fg_fraction": 0.070508}
{"sample_id": "MitoEM-R_z0315", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 315, "image": "MitoEM-R/im/im0315.png", "mask": "MitoEM-R/mito-train-v2/seg0315.tif", "shape": [4096, 4096], "n_instances": 378, "max_instance_id": 10802, "fg_fraction": 0.071139}
{"sample_id": "MitoEM-R_z0316", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 316, "image": "MitoEM-R/im/im0316.png", "mask": "MitoEM-R/mito-train-v2/seg0316.tif", "shape": [4096, 4096], "n_instances": 378, "max_instance_id": 10802, "fg_fraction": 0.071113}
{"sample_id": "MitoEM-R_z0317", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 317, "image": "MitoEM-R/im/im0317.png", "mask": "MitoEM-R/mito-train-v2/seg0317.tif", "shape": [4096, 4096], "n_instances": 366, "max_instance_id": 10802, "fg_fraction": 0.072313}
{"sample_id": "MitoEM-R_z0318", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 318, "image": "MitoEM-R/im/im0318.png", "mask": "MitoEM-R/mito-train-v2/seg0318.tif", "shape": [4096, 4096], "n_instances": 374, "max_instance_id": 10802, "fg_fraction": 0.073428}
{"sample_id": "MitoEM-R_z0319", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 319, "image": "MitoEM-R/im/im0319.png", "mask": "MitoEM-R/mito-train-v2/seg0319.tif", "shape": [4096, 4096], "n_instances": 374, "max_instance_id": 10802, "fg_fraction": 0.073462}
{"sample_id": "MitoEM-R_z0320", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 320, "image": "MitoEM-R/im/im0320.png", "mask": "MitoEM-R/mito-train-v2/seg0320.tif", "shape": [4096, 4096], "n_instances": 369, "max_instance_id": 10802, "fg_fraction": 0.073276}
{"sample_id": "MitoEM-R_z0321", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 321, "image": "MitoEM-R/im/im0321.png", "mask": "MitoEM-R/mito-train-v2/seg0321.tif", "shape": [4096, 4096], "n_instances": 360, "max_instance_id": 10802, "fg_fraction": 0.072905}
{"sample_id": "MitoEM-R_z0322", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 322, "image": "MitoEM-R/im/im0322.png", "mask": "MitoEM-R/mito-train-v2/seg0322.tif", "shape": [4096, 4096], "n_instances": 360, "max_instance_id": 10802, "fg_fraction": 0.073093}
{"sample_id": "MitoEM-R_z0323", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 323, "image": "MitoEM-R/im/im0323.png", "mask": "MitoEM-R/mito-train-v2/seg0323.tif", "shape": [4096, 4096], "n_instances": 353, "max_instance_id": 10802, "fg_fraction": 0.072636}
{"sample_id": "MitoEM-R_z0324", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 324, "image": "MitoEM-R/im/im0324.png", "mask": "MitoEM-R/mito-train-v2/seg0324.tif", "shape": [4096, 4096], "n_instances": 343, "max_instance_id": 10802, "fg_fraction": 0.072477}
{"sample_id": "MitoEM-R_z0325", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 325, "image": "MitoEM-R/im/im0325.png", "mask": "MitoEM-R/mito-train-v2/seg0325.tif", "shape": [4096, 4096], "n_instances": 359, "max_instance_id": 10802, "fg_fraction": 0.072232}
{"sample_id": "MitoEM-R_z0326", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 326, "image": "MitoEM-R/im/im0326.png", "mask": "MitoEM-R/mito-train-v2/seg0326.tif", "shape": [4096, 4096], "n_instances": 367, "max_instance_id": 10802, "fg_fraction": 0.07252}
{"sample_id": "MitoEM-R_z0327", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 327, "image": "MitoEM-R/im/im0327.png", "mask": "MitoEM-R/mito-train-v2/seg0327.tif", "shape": [4096, 4096], "n_instances": 375, "max_instance_id": 10802, "fg_fraction": 0.072442}
{"sample_id": "MitoEM-R_z0328", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 328, "image": "MitoEM-R/im/im0328.png", "mask": "MitoEM-R/mito-train-v2/seg0328.tif", "shape": [4096, 4096], "n_instances": 376, "max_instance_id": 10802, "fg_fraction": 0.072217}
{"sample_id": "MitoEM-R_z0329", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 329, "image": "MitoEM-R/im/im0329.png", "mask": "MitoEM-R/mito-train-v2/seg0329.tif", "shape": [4096, 4096], "n_instances": 369, "max_instance_id": 10802, "fg_fraction": 0.07166}
{"sample_id": "MitoEM-R_z0330", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 330, "image": "MitoEM-R/im/im0330.png", "mask": "MitoEM-R/mito-train-v2/seg0330.tif", "shape": [4096, 4096], "n_instances": 371, "max_instance_id": 10802, "fg_fraction": 0.070908}
{"sample_id": "MitoEM-R_z0331", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 331, "image": "MitoEM-R/im/im0331.png", "mask": "MitoEM-R/mito-train-v2/seg0331.tif", "shape": [4096, 4096], "n_instances": 363, "max_instance_id": 10802, "fg_fraction": 0.070301}
{"sample_id": "MitoEM-R_z0332", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 332, "image": "MitoEM-R/im/im0332.png", "mask": "MitoEM-R/mito-train-v2/seg0332.tif", "shape": [4096, 4096], "n_instances": 364, "max_instance_id": 10802, "fg_fraction": 0.070197}
{"sample_id": "MitoEM-R_z0333", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 333, "image": "MitoEM-R/im/im0333.png", "mask": "MitoEM-R/mito-train-v2/seg0333.tif", "shape": [4096, 4096], "n_instances": 365, "max_instance_id": 10802, "fg_fraction": 0.069818}
{"sample_id": "MitoEM-R_z0334", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 334, "image": "MitoEM-R/im/im0334.png", "mask": "MitoEM-R/mito-train-v2/seg0334.tif", "shape": [4096, 4096], "n_instances": 367, "max_instance_id": 10802, "fg_fraction": 0.069706}
{"sample_id": "MitoEM-R_z0335", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 335, "image": "MitoEM-R/im/im0335.png", "mask": "MitoEM-R/mito-train-v2/seg0335.tif", "shape": [4096, 4096], "n_instances": 374, "max_instance_id": 10802, "fg_fraction": 0.069543}
{"sample_id": "MitoEM-R_z0336", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 336, "image": "MitoEM-R/im/im0336.png", "mask": "MitoEM-R/mito-train-v2/seg0336.tif", "shape": [4096, 4096], "n_instances": 370, "max_instance_id": 10802, "fg_fraction": 0.069408}
{"sample_id": "MitoEM-R_z0337", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 337, "image": "MitoEM-R/im/im0337.png", "mask": "MitoEM-R/mito-train-v2/seg0337.tif", "shape": [4096, 4096], "n_instances": 373, "max_instance_id": 10802, "fg_fraction": 0.069339}
{"sample_id": "MitoEM-R_z0338", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 338, "image": "MitoEM-R/im/im0338.png", "mask": "MitoEM-R/mito-train-v2/seg0338.tif", "shape": [4096, 4096], "n_instances": 373, "max_instance_id": 10802, "fg_fraction": 0.069412}
{"sample_id": "MitoEM-R_z0339", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 339, "image": "MitoEM-R/im/im0339.png", "mask": "MitoEM-R/mito-train-v2/seg0339.tif", "shape": [4096, 4096], "n_instances": 363, "max_instance_id": 10802, "fg_fraction": 0.069405}
{"sample_id": "MitoEM-R_z0340", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 340, "image": "MitoEM-R/im/im0340.png", "mask": "MitoEM-R/mito-train-v2/seg0340.tif", "shape": [4096, 4096], "n_instances": 356, "max_instance_id": 10802, "fg_fraction": 0.0699}
{"sample_id": "MitoEM-R_z0341", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 341, "image": "MitoEM-R/im/im0341.png", "mask": "MitoEM-R/mito-train-v2/seg0341.tif", "shape": [4096, 4096], "n_instances": 352, "max_instance_id": 10802, "fg_fraction": 0.070286}
{"sample_id": "MitoEM-R_z0342", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 342, "image": "MitoEM-R/im/im0342.png", "mask": "MitoEM-R/mito-train-v2/seg0342.tif", "shape": [4096, 4096], "n_instances": 354, "max_instance_id": 10802, "fg_fraction": 0.070328}
{"sample_id": "MitoEM-R_z0343", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 343, "image": "MitoEM-R/im/im0343.png", "mask": "MitoEM-R/mito-train-v2/seg0343.tif", "shape": [4096, 4096], "n_instances": 358, "max_instance_id": 10802, "fg_fraction": 0.070669}
{"sample_id": "MitoEM-R_z0344", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 344, "image": "MitoEM-R/im/im0344.png", "mask": "MitoEM-R/mito-train-v2/seg0344.tif", "shape": [4096, 4096], "n_instances": 363, "max_instance_id": 10802, "fg_fraction": 0.070658}
{"sample_id": "MitoEM-R_z0345", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 345, "image": "MitoEM-R/im/im0345.png", "mask": "MitoEM-R/mito-train-v2/seg0345.tif", "shape": [4096, 4096], "n_instances": 363, "max_instance_id": 10802, "fg_fraction": 0.070405}
{"sample_id": "MitoEM-R_z0346", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 346, "image": "MitoEM-R/im/im0346.png", "mask": "MitoEM-R/mito-train-v2/seg0346.tif", "shape": [4096, 4096], "n_instances": 367, "max_instance_id": 10802, "fg_fraction": 0.06942}
{"sample_id": "MitoEM-R_z0347", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 347, "image": "MitoEM-R/im/im0347.png", "mask": "MitoEM-R/mito-train-v2/seg0347.tif", "shape": [4096, 4096], "n_instances": 371, "max_instance_id": 10802, "fg_fraction": 0.069089}
{"sample_id": "MitoEM-R_z0348", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 348, "image": "MitoEM-R/im/im0348.png", "mask": "MitoEM-R/mito-train-v2/seg0348.tif", "shape": [4096, 4096], "n_instances": 370, "max_instance_id": 10802, "fg_fraction": 0.069061}
{"sample_id": "MitoEM-R_z0349", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 349, "image": "MitoEM-R/im/im0349.png", "mask": "MitoEM-R/mito-train-v2/seg0349.tif", "shape": [4096, 4096], "n_instances": 370, "max_instance_id": 10802, "fg_fraction": 0.068961}
{"sample_id": "MitoEM-R_z0350", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 350, "image": "MitoEM-R/im/im0350.png", "mask": "MitoEM-R/mito-train-v2/seg0350.tif", "shape": [4096, 4096], "n_instances": 367, "max_instance_id": 10802, "fg_fraction": 0.068265}
{"sample_id": "MitoEM-R_z0351", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 351, "image": "MitoEM-R/im/im0351.png", "mask": "MitoEM-R/mito-train-v2/seg0351.tif", "shape": [4096, 4096], "n_instances": 371, "max_instance_id": 10803, "fg_fraction": 0.068201}
{"sample_id": "MitoEM-R_z0352", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 352, "image": "MitoEM-R/im/im0352.png", "mask": "MitoEM-R/mito-train-v2/seg0352.tif", "shape": [4096, 4096], "n_instances": 365, "max_instance_id": 10803, "fg_fraction": 0.066993}
{"sample_id": "MitoEM-R_z0353", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 353, "image": "MitoEM-R/im/im0353.png", "mask": "MitoEM-R/mito-train-v2/seg0353.tif", "shape": [4096, 4096], "n_instances": 371, "max_instance_id": 10803, "fg_fraction": 0.066982}
{"sample_id": "MitoEM-R_z0354", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 354, "image": "MitoEM-R/im/im0354.png", "mask": "MitoEM-R/mito-train-v2/seg0354.tif", "shape": [4096, 4096], "n_instances": 365, "max_instance_id": 10803, "fg_fraction": 0.067769}
{"sample_id": "MitoEM-R_z0355", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 355, "image": "MitoEM-R/im/im0355.png", "mask": "MitoEM-R/mito-train-v2/seg0355.tif", "shape": [4096, 4096], "n_instances": 356, "max_instance_id": 10803, "fg_fraction": 0.068026}
{"sample_id": "MitoEM-R_z0356", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 356, "image": "MitoEM-R/im/im0356.png", "mask": "MitoEM-R/mito-train-v2/seg0356.tif", "shape": [4096, 4096], "n_instances": 363, "max_instance_id": 10803, "fg_fraction": 0.068529}
{"sample_id": "MitoEM-R_z0357", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 357, "image": "MitoEM-R/im/im0357.png", "mask": "MitoEM-R/mito-train-v2/seg0357.tif", "shape": [4096, 4096], "n_instances": 368, "max_instance_id": 10803, "fg_fraction": 0.067446}
{"sample_id": "MitoEM-R_z0358", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 358, "image": "MitoEM-R/im/im0358.png", "mask": "MitoEM-R/mito-train-v2/seg0358.tif", "shape": [4096, 4096], "n_instances": 369, "max_instance_id": 10803, "fg_fraction": 0.068247}
{"sample_id": "MitoEM-R_z0359", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 359, "image": "MitoEM-R/im/im0359.png", "mask": "MitoEM-R/mito-train-v2/seg0359.tif", "shape": [4096, 4096], "n_instances": 357, "max_instance_id": 10803, "fg_fraction": 0.067773}
{"sample_id": "MitoEM-R_z0360", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 360, "image": "MitoEM-R/im/im0360.png", "mask": "MitoEM-R/mito-train-v2/seg0360.tif", "shape": [4096, 4096], "n_instances": 357, "max_instance_id": 10804, "fg_fraction": 0.06808}
{"sample_id": "MitoEM-R_z0361", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 361, "image": "MitoEM-R/im/im0361.png", "mask": "MitoEM-R/mito-train-v2/seg0361.tif", "shape": [4096, 4096], "n_instances": 369, "max_instance_id": 10804, "fg_fraction": 0.068709}
{"sample_id": "MitoEM-R_z0362", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 362, "image": "MitoEM-R/im/im0362.png", "mask": "MitoEM-R/mito-train-v2/seg0362.tif", "shape": [4096, 4096], "n_instances": 362, "max_instance_id": 10804, "fg_fraction": 0.068825}
{"sample_id": "MitoEM-R_z0363", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 363, "image": "MitoEM-R/im/im0363.png", "mask": "MitoEM-R/mito-train-v2/seg0363.tif", "shape": [4096, 4096], "n_instances": 357, "max_instance_id": 10804, "fg_fraction": 0.068502}
{"sample_id": "MitoEM-R_z0364", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 364, "image": "MitoEM-R/im/im0364.png", "mask": "MitoEM-R/mito-train-v2/seg0364.tif", "shape": [4096, 4096], "n_instances": 358, "max_instance_id": 10804, "fg_fraction": 0.067773}
{"sample_id": "MitoEM-R_z0365", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 365, "image": "MitoEM-R/im/im0365.png", "mask": "MitoEM-R/mito-train-v2/seg0365.tif", "shape": [4096, 4096], "n_instances": 360, "max_instance_id": 10804, "fg_fraction": 0.067106}
{"sample_id": "MitoEM-R_z0366", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 366, "image": "MitoEM-R/im/im0366.png", "mask": "MitoEM-R/mito-train-v2/seg0366.tif", "shape": [4096, 4096], "n_instances": 353, "max_instance_id": 10804, "fg_fraction": 0.067029}
{"sample_id": "MitoEM-R_z0367", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 367, "image": "MitoEM-R/im/im0367.png", "mask": "MitoEM-R/mito-train-v2/seg0367.tif", "shape": [4096, 4096], "n_instances": 345, "max_instance_id": 10804, "fg_fraction": 0.06583}
{"sample_id": "MitoEM-R_z0368", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 368, "image": "MitoEM-R/im/im0368.png", "mask": "MitoEM-R/mito-train-v2/seg0368.tif", "shape": [4096, 4096], "n_instances": 346, "max_instance_id": 10804, "fg_fraction": 0.064738}
{"sample_id": "MitoEM-R_z0369", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 369, "image": "MitoEM-R/im/im0369.png", "mask": "MitoEM-R/mito-train-v2/seg0369.tif", "shape": [4096, 4096], "n_instances": 343, "max_instance_id": 10805, "fg_fraction": 0.063681}
{"sample_id": "MitoEM-R_z0370", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 370, "image": "MitoEM-R/im/im0370.png", "mask": "MitoEM-R/mito-train-v2/seg0370.tif", "shape": [4096, 4096], "n_instances": 345, "max_instance_id": 10805, "fg_fraction": 0.062604}
{"sample_id": "MitoEM-R_z0371", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 371, "image": "MitoEM-R/im/im0371.png", "mask": "MitoEM-R/mito-train-v2/seg0371.tif", "shape": [4096, 4096], "n_instances": 345, "max_instance_id": 10805, "fg_fraction": 0.061057}
{"sample_id": "MitoEM-R_z0372", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 372, "image": "MitoEM-R/im/im0372.png", "mask": "MitoEM-R/mito-train-v2/seg0372.tif", "shape": [4096, 4096], "n_instances": 344, "max_instance_id": 10806, "fg_fraction": 0.059993}
{"sample_id": "MitoEM-R_z0373", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 373, "image": "MitoEM-R/im/im0373.png", "mask": "MitoEM-R/mito-train-v2/seg0373.tif", "shape": [4096, 4096], "n_instances": 345, "max_instance_id": 10806, "fg_fraction": 0.059048}
{"sample_id": "MitoEM-R_z0374", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 374, "image": "MitoEM-R/im/im0374.png", "mask": "MitoEM-R/mito-train-v2/seg0374.tif", "shape": [4096, 4096], "n_instances": 339, "max_instance_id": 10807, "fg_fraction": 0.058513}
{"sample_id": "MitoEM-R_z0375", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 375, "image": "MitoEM-R/im/im0375.png", "mask": "MitoEM-R/mito-train-v2/seg0375.tif", "shape": [4096, 4096], "n_instances": 354, "max_instance_id": 10808, "fg_fraction": 0.058436}
{"sample_id": "MitoEM-R_z0376", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 376, "image": "MitoEM-R/im/im0376.png", "mask": "MitoEM-R/mito-train-v2/seg0376.tif", "shape": [4096, 4096], "n_instances": 350, "max_instance_id": 10808, "fg_fraction": 0.058632}
{"sample_id": "MitoEM-R_z0377", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 377, "image": "MitoEM-R/im/im0377.png", "mask": "MitoEM-R/mito-train-v2/seg0377.tif", "shape": [4096, 4096], "n_instances": 352, "max_instance_id": 10808, "fg_fraction": 0.058915}
{"sample_id": "MitoEM-R_z0378", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 378, "image": "MitoEM-R/im/im0378.png", "mask": "MitoEM-R/mito-train-v2/seg0378.tif", "shape": [4096, 4096], "n_instances": 348, "max_instance_id": 10809, "fg_fraction": 0.059326}
{"sample_id": "MitoEM-R_z0379", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 379, "image": "MitoEM-R/im/im0379.png", "mask": "MitoEM-R/mito-train-v2/seg0379.tif", "shape": [4096, 4096], "n_instances": 346, "max_instance_id": 10810, "fg_fraction": 0.059862}
{"sample_id": "MitoEM-R_z0380", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 380, "image": "MitoEM-R/im/im0380.png", "mask": "MitoEM-R/mito-train-v2/seg0380.tif", "shape": [4096, 4096], "n_instances": 353, "max_instance_id": 10810, "fg_fraction": 0.060751}
{"sample_id": "MitoEM-R_z0381", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 381, "image": "MitoEM-R/im/im0381.png", "mask": "MitoEM-R/mito-train-v2/seg0381.tif", "shape": [4096, 4096], "n_instances": 348, "max_instance_id": 10810, "fg_fraction": 0.061423}
{"sample_id": "MitoEM-R_z0382", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 382, "image": "MitoEM-R/im/im0382.png", "mask": "MitoEM-R/mito-train-v2/seg0382.tif", "shape": [4096, 4096], "n_instances": 340, "max_instance_id": 10810, "fg_fraction": 0.061233}
{"sample_id": "MitoEM-R_z0383", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 383, "image": "MitoEM-R/im/im0383.png", "mask": "MitoEM-R/mito-train-v2/seg0383.tif", "shape": [4096, 4096], "n_instances": 342, "max_instance_id": 10810, "fg_fraction": 0.061989}
{"sample_id": "MitoEM-R_z0384", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 384, "image": "MitoEM-R/im/im0384.png", "mask": "MitoEM-R/mito-train-v2/seg0384.tif", "shape": [4096, 4096], "n_instances": 345, "max_instance_id": 10810, "fg_fraction": 0.063698}
{"sample_id": "MitoEM-R_z0385", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 385, "image": "MitoEM-R/im/im0385.png", "mask": "MitoEM-R/mito-train-v2/seg0385.tif", "shape": [4096, 4096], "n_instances": 341, "max_instance_id": 10810, "fg_fraction": 0.062811}
{"sample_id": "MitoEM-R_z0386", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 386, "image": "MitoEM-R/im/im0386.png", "mask": "MitoEM-R/mito-train-v2/seg0386.tif", "shape": [4096, 4096], "n_instances": 335, "max_instance_id": 10810, "fg_fraction": 0.062013}
{"sample_id": "MitoEM-R_z0387", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 387, "image": "MitoEM-R/im/im0387.png", "mask": "MitoEM-R/mito-train-v2/seg0387.tif", "shape": [4096, 4096], "n_instances": 329, "max_instance_id": 10810, "fg_fraction": 0.061963}
{"sample_id": "MitoEM-R_z0388", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 388, "image": "MitoEM-R/im/im0388.png", "mask": "MitoEM-R/mito-train-v2/seg0388.tif", "shape": [4096, 4096], "n_instances": 329, "max_instance_id": 10811, "fg_fraction": 0.061861}
{"sample_id": "MitoEM-R_z0389", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 389, "image": "MitoEM-R/im/im0389.png", "mask": "MitoEM-R/mito-train-v2/seg0389.tif", "shape": [4096, 4096], "n_instances": 331, "max_instance_id": 10812, "fg_fraction": 0.06215}
{"sample_id": "MitoEM-R_z0390", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 390, "image": "MitoEM-R/im/im0390.png", "mask": "MitoEM-R/mito-train-v2/seg0390.tif", "shape": [4096, 4096], "n_instances": 325, "max_instance_id": 10812, "fg_fraction": 0.062464}
{"sample_id": "MitoEM-R_z0391", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 391, "image": "MitoEM-R/im/im0391.png", "mask": "MitoEM-R/mito-train-v2/seg0391.tif", "shape": [4096, 4096], "n_instances": 327, "max_instance_id": 10813, "fg_fraction": 0.063784}
{"sample_id": "MitoEM-R_z0392", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 392, "image": "MitoEM-R/im/im0392.png", "mask": "MitoEM-R/mito-train-v2/seg0392.tif", "shape": [4096, 4096], "n_instances": 331, "max_instance_id": 10813, "fg_fraction": 0.063488}
{"sample_id": "MitoEM-R_z0393", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 393, "image": "MitoEM-R/im/im0393.png", "mask": "MitoEM-R/mito-train-v2/seg0393.tif", "shape": [4096, 4096], "n_instances": 326, "max_instance_id": 10813, "fg_fraction": 0.063608}
{"sample_id": "MitoEM-R_z0394", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 394, "image": "MitoEM-R/im/im0394.png", "mask": "MitoEM-R/mito-train-v2/seg0394.tif", "shape": [4096, 4096], "n_instances": 326, "max_instance_id": 10813, "fg_fraction": 0.063825}
{"sample_id": "MitoEM-R_z0395", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 395, "image": "MitoEM-R/im/im0395.png", "mask": "MitoEM-R/mito-train-v2/seg0395.tif", "shape": [4096, 4096], "n_instances": 322, "max_instance_id": 10813, "fg_fraction": 0.063621}
{"sample_id": "MitoEM-R_z0396", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 396, "image": "MitoEM-R/im/im0396.png", "mask": "MitoEM-R/mito-train-v2/seg0396.tif", "shape": [4096, 4096], "n_instances": 326, "max_instance_id": 10813, "fg_fraction": 0.063392}
{"sample_id": "MitoEM-R_z0397", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 397, "image": "MitoEM-R/im/im0397.png", "mask": "MitoEM-R/mito-train-v2/seg0397.tif", "shape": [4096, 4096], "n_instances": 329, "max_instance_id": 10813, "fg_fraction": 0.063386}
{"sample_id": "MitoEM-R_z0398", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 398, "image": "MitoEM-R/im/im0398.png", "mask": "MitoEM-R/mito-train-v2/seg0398.tif", "shape": [4096, 4096], "n_instances": 325, "max_instance_id": 10813, "fg_fraction": 0.063111}
{"sample_id": "MitoEM-R_z0399", "subset": "MitoEM-R", "organism": "rat", "split": "train", "z": 399, "image": "MitoEM-R/im/im0399.png", "mask": "MitoEM-R/mito-train-v2/seg0399.tif", "shape": [4096, 4096], "n_instances": 326, "max_instance_id": 10813, "fg_fraction": 0.062395}