Simple version of ``kwimage.Boxes.random`` Returns: Tensor: shape (n, 4) in x1, y1, x2, y2 format. References: https://gitla

Args: input_dict (dict): all the values will be reduced average (bool): whether to do average or sum Reduce the values in the

Dump data to json/yaml/pickle strings or files. This method provides a unified api for dumping data as strings or to files, and also supports

Warning: does not synchronize the deque!

remove the padding and convert to img list Returns: [type]: [description]

Transform the BoxList object into a JSON string. :param filename: If provided will save to file :param encoding: File encodi

Transform the BoxList object into a YAML string. :param filename: If provided will save to file :param default_

Convert the model into training mode while keep layers freezed.

Input: pred, gt: Tensor()

return if the results is the best.

img: tensor(3, H, W) tgt: make sure they are all on cpu. must have items: 'image_id', 'boxes', 'size'