Check the correctness of the configuration file. Log error and exit when Config is not compliant.

Log error and exit when set use_gpu=true in paddlepaddle cpu version.

r""" Args: points (Tensor, float32): shape[L, 2], "xy" format, L: num_anchors bboxes (Tensor, float32): shape[B, n, 4], "xmin, ymi

Log error and exit when the installed version of paddlepaddle is not satisfied.

Get class id to category id map and category id to category name map from annotation file. Args: metric_type (str): metric type,

Unwraps an image produced by wrap. Where there is a 0 in the last channel for every spatial position, the rest of the three channels in that

Returns 'image' with an extra channel set to all 1s.

Visualiztion MaskDetector results

Blocks layer, which consist of some BaickBlock layers Args: ch_in (int): input channel ch_out (int): output

Convert the attention mask to the target dtype we expect. Parameters: attn_mask (Tensor, optional): A tensor used in multi-head atten

Calculate overlap between two set of bboxes. If ``is_aligned `` is ``False``, then calculate the overlaps between each bbox of bboxes1 and bbo

Calculate iou of box1 and box2 in batch Args: box1 (Tensor): box with the shape [N, M1, 4] box2 (Tensor): box with the shape [N,

Args: jsonfile (str): Evaluation json file, eg: bbox.json, mask.json. style (str): COCOeval style, can be `bbox` , `segm` , `prop

r""" For each anchor, find the GT with the largest IOU. Args: ious (Tensor, float32): shape[B, n, L], n: num_gts, L: num_anchors R

r""" Args: boxes (Tensor): [l, b, query, 4] logits (Tensor): [l, b, query, num_classes] gt_bbox (List(Tens

main func

Apply NMS to avoid detecting too many overlapping bounding boxes. Args: dets: shape [N, 5], [score, x1, y1, x2, y2] m

save model into disk. Args: model (dict): the model state_dict to save parameters. optimizer (paddle.optimizer.Optimizer): t

Modified tensor inspace using uniform_ Args: tensor (paddle.Tensor): paddle Tensor a (float|int): min value. b (float

[x, y, w, h] to [x1, y1, x2, y2], paddle Tensor op

Calculate (fan_in, _fan_out) for tensor Args: tensor (Tensor): paddle.Tensor reverse (bool: False): tensor data format order

Adjusts bbox coordinates to make sure the area is > 0. Args: min_y: Normalized bbox coordinate of type float between 0 and 1. min

Clip bounding box coordinates between 0 and 1. Args: min_y: Normalized bbox coordinate of type float between 0 and 1. min_x: Norm

Decompress for zip and tar file

Download from url, save to path. url (str): download url path (str): download to given path

With 50% prob turn the tensor negative.

Compute the areas of rectangles given two corners. Args: left_top (N, 2): left top corner. right_bottom (N, 2): right bottom corne

Compute the areas of rectangles given two corners. Args: left_top (N, 2): left top corner. right_bottom (N, 2): right bottom corne

Compute the areas of rectangles given two corners. Args: left_top (N, 2): left top corner. right_bottom (N, 2): right bottom corne

Calculate area of a bounding box