類別

COCO 2017數據集分類標簽。coco2017數據集下載。

cls = ['background', 'person', 'bicycle', 'car', 'motorcycle', 'airplane', 'bus','train', 'truck', 'boat', 'traffic light', 'fire hydrant','stop sign', 'parking meter', 'bench', 'bird', 'cat', 'dog','horse', 'sheep', 'cow', 'elephant', 'bear', 'zebra','giraffe', 'backpack', 'umbrella', 'handbag', 'tie','suitcase', 'frisbee', 'skis', 'snowboard', 'sports ball','kite', 'baseball bat', 'baseball glove', 'skateboard','surfboard', 'tennis racket', 'bottle', 'wine glass', 'cup','fork', 'knife', 'spoon', 'bowl', 'banana', 'apple','sandwich', 'orange', 'broccoli', 'carrot', 'hot dog', 'pizza','donut', 'cake', 'chair', 'couch', 'potted plant', 'bed','dining table', 'toilet', 'tv', 'laptop', 'mouse', 'remote','keyboard', 'cell phone', 'microwave', 'oven', 'toaster', 'sink','refrigerator', 'book', 'clock', 'vase', 'scissors','teddy bear', 'hair drier', 'toothbrush']

生成對應順序數字標簽方法

# key-val數字標簽
cls_dict = {}
for i, cls in enumerate(train_cls):cls_dict [cls] = i

輸出結果：

{'background': 0, 'person': 1, 'bicycle': 2, 'car': 3, 'motorcycle': 4, 'airplane': 5, 'bus': 6, 'train': 7, 'truck': 8, 'boat': 9, 'traffic light': 10, 'fire hydrant': 11, 'stop sign': 12, 'parking meter': 13, 'bench': 14, 'bird': 15, 'cat': 16, 'dog': 17, 'horse': 18, 'sheep': 19, 'cow': 20, 'elephant': 21, 'bear': 22, 'zebra': 23, 'giraffe': 24, 'backpack': 25, 'umbrella': 26, 'handbag': 27, 'tie': 28, 'suitcase': 29, 'frisbee': 30, 'skis': 31, 'snowboard': 32, 'sports ball': 33, 'kite': 34, 'baseball bat': 35, 'baseball glove': 36, 'skateboard': 37, 'surfboard': 38, 'tennis racket': 39, 'bottle': 40, 'wine glass': 41, 'cup': 42, 'fork': 43, 'knife': 44, 'spoon': 45, 'bowl': 46, 'banana': 47, 'apple': 48, 'sandwich': 49, 'orange': 50, 'broccoli': 51, 'carrot': 52, 'hot dog': 53, 'pizza': 54, 'donut': 55, 'cake': 56, 'chair': 57, 'couch': 58, 'potted plant': 59, 'bed': 60, 'dining table': 61, 'toilet': 62, 'tv': 63, 'laptop': 64, 'mouse': 65, 'remote': 66, 'keyboard': 67, 'cell phone': 68, 'microwave': 69, 'oven': 70, 'toaster': 71, 'sink': 72, 'refrigerator': 73, 'book': 74, 'clock': 75, 'vase': 76, 'scissors': 77, 'teddy bear': 78, 'hair drier': 79, 'toothbrush': 80}

coco2017數據集下載

from download import downloaddataset_url = "https://mindspore-website.obs.cn-north-4.myhuaweicloud.com/notebook/datasets/ssd_datasets.zip"
path = "./"
path = download(dataset_url, path, kind="zip", replace=True)

輸出：

Downloading data from https://mindspore-website.obs.cn-north-4.myhuaweicloud.com/notebook/datasets/ssd_datasets.zip (16.0 MB)file_sizes: 100%|███████████████████████████| 16.8M/16.8M [00:00<00:00, 116MB/s]
Extracting zip file...
Successfully downloaded / unzipped to ./