coco

Published by onesixx on 22-03-0222-03-02

https://dohyeon.tistory.com/m/15

$ python sixxtools/misc/download_dataset.py --dataset-name 'coco2017' --save-dir 'data/coco' --unzip --delete --threads 6

coco viewer

https://github.com/trsvchn/coco-viewer

coco 예시

~/git/mmdetection/data/coco/annotations/person_keypoints_val2017.json

{
    "info": 
    {
        "description": "COCO 2017 Dataset",
        "url": "http://cocodataset.org",
        "version": "1.0",
        "year": 2017,
        "contributor": "COCO Consortium","
        date_created": "2017/09/01"
    },
    "licenses": [
        {"url": "http://creativecommons.org/licenses/by-nc-sa/2.0/","id": 1,"name": "Attribution-NonCommercial-ShareAlike License"},
        {"url": "http://creativecommons.org/licenses/by-nc/2.0/","id": 2,"name": "Attribution-NonCommercial License"},
        {"url": "http://creativecommons.org/licenses/by-nc-nd/2.0/","id": 3,"name": "Attribution-NonCommercial-NoDerivs License"},
        {"url": "http://creativecommons.org/licenses/by/2.0/","id": 4,"name": "Attribution License"},
        {"url": "http://creativecommons.org/licenses/by-sa/2.0/","id": 5,"name": "Attribution-ShareAlike License"},
        {"url": "http://creativecommons.org/licenses/by-nd/2.0/","id": 6,"name": "Attribution-NoDerivs License"},
        {"url": "http://flickr.com/commons/usage/","id": 7,"name": "No known copyright restrictions"},
        {"url": "http://www.usa.gov/copyright.shtml","id": 8,"name": "United States Government Work"}
    ],
    "images": [
        {
            "license": 4,
            "file_name": "000000397133.jpg",
            "coco_url": "http://images.cocodataset.org/val2017/000000397133.jpg",
            "height": 427,
            "width": 640,
            "date_captured": "2013-11-14 17:02:52",
            "flickr_url": "http://farm7.staticflickr.com/6116/6255196340_da26cf2c9e_z.jpg",
            "id": 397133
        },
        {
            "license": 1,
            "file_name": "000000037777.jpg",
            "coco_url": "http://images.cocodataset.org/val2017/000000037777.jpg",
            "height": 230,
            "width": 352,
            "date_captured": "2013-11-14 20:55:31",
            "flickr_url": "http://farm9.staticflickr.com/8429/7839199426_f6d48aa585_z.jpg",
            "id": 37777
        },
    ...],
    "annotations": [
        {
            "segmentation": [[125.12,539.69,140.94,522.43,100.67,496.54,84.85,469.21,73.35,450.52,104.99,342.65,168.27,290.88,179.78,288,189.84,286.56,191.28,260.67,202.79,240.54,221.48,237.66,248.81,243.42,257.44,256.36,253.12,262.11,253.12,275.06,299.15,233.35,329.35,207.46,355.24,206.02,363.87,206.02,365.3,210.34,373.93,221.84,363.87,226.16,363.87,237.66,350.92,237.66,332.22,234.79,314.97,249.17,271.82,313.89,253.12,326.83,227.24,352.72,214.29,357.03,212.85,372.85,208.54,395.87,228.67,414.56,245.93,421.75,266.07,424.63,276.13,437.57,266.07,450.52,284.76,464.9,286.2,479.28,291.96,489.35,310.65,512.36,284.76,549.75,244.49,522.43,215.73,546.88,199.91,558.38,204.22,565.57,189.84,568.45,184.09,575.64,172.58,578.52,145.26,567.01,117.93,551.19,133.75,532.49]],
            "num_keypoints": 10,
            "area": 47803.27955,
            "iscrowd": 0,
            "keypoints": [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,142,309,1,177,320,2,191,398,2,237,317,2,233,426,2,306,233,2,92,452,2,123,468,2,0,0,0,251,469,2,0,0,0,162,551,2],
            "image_id": 425226,
            "bbox": [73.35,206.02,300.58,372.5],
            "category_id": 1,
            "id": 183126
        },{
            "segmentation": [[492.38,238.33,491.91,234.15,494.47,227.65,495.17,215.1,497.02,199.54,503.53,197.22,503.3,194.43,503.3,190.95,506.08,183.51,511.89,185.84,514.21,187,514.21,196.29,521.88,200.7,526.76,216.03,520.25,227.65,519.56,234.38,519.09,239.49,519.09,244.84,519.56,246.93,518.16,248.32,516.3,256.91,510.03,256.45,513.28,240.89]],"num_keypoints": 13,"area": 1394.7431,"iscrowd": 0,"keypoints": [508,192,2,510,191,2,506,191,2,512,192,2,503,192,1,515,202,2,499,202,2,524,214,2,497,215,2,516,226,2,496,224,2,511,232,2,497,230,2,0,0,0,0,0,0,0,0,0,0,0,0],"image_id": 440475,"bbox": [491.91,183.51,34.85,73.4],"category_id": 1,"id": 183302
        },
    ...],        
    "categories": [
        {
            "supercategory": "person",
            "id": 1,
            "name": "person",
            "keypoints": ["nose","left_eye","right_eye","left_ear","right_ear","left_shoulder","right_shoulder","left_elbow","right_elbow","left_wrist","right_wrist","left_hip","right_hip","left_knee","right_knee","left_ankle","right_ankle"],
            "skeleton": [[16,14],[14,12],[17,15],[15,13],[12,13],[6,12],[7,13],[6,7],[6,8],[7,9],[8,10],[9,11],[2,3],[1,2],[1,3],[2,4],[3,5],[4,6],[5,7]]
        }
    ]}

coco

coco viewer

coco 예시

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coco viewer

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