场景文本检测—CTPN算法介绍

解释下面代码num_workers = 0 pretrained_weights = 'checkpoints/v3_ctpn_ep22_0.3801_0.0971_0.4773.pth' anchor_scale = 16 IOU_NEGATIVE = 0.3 IOU_POSITIVE = 0.7 IOU_SELECT = 0.7 RPN_POSITIVE_NUM = 150 RPN_TOTAL_NUM = 300 # bgr can find from here: https://github.com/fchollet/deep-learning-models/blob/master/imagenet_utils.py IMAGE_MEAN = [123.68, 116.779, 103.939] OHEM = True checkpoints_dir = './checkpoints' outputs = r'./logs'