def __call__(self, gt_boxes, gt_labels): if type(gt_boxes) is np.ndarray: gt_boxes = torch.from_numpy(gt_boxes) if type(gt_labels) is np.ndarray: gt_labels = torch.from_numpy(gt_labels) if True or (gt_boxes.shape[-1]) == 3: gt_boxes = box_utils.corner_form_to_center_form(gt_boxes) gt_boxes[..., 2] += gt_boxes[..., 3] gt_boxes = torch.narrow(gt_boxes, 1, 0, 3) gt_boxes[..., 2] *= 0.5 * ( 4 / 3.14) # scale up the circles to have same areas as squares # gt_boxes = box_utils.corner_form_to_center_form(gt_boxes) # gt_boxes[..., 2] += gt_boxes[..., 3] # gt_boxes = torch.narrow(gt_boxes, 2, 0, 3) # gt_boxes[..., 2] *= 0.5 * (4 / 3.14) # scale up the circles to have same areas as squares boxes, labels = box_utils.assign_priors(gt_boxes, gt_labels, self.center_form_priors, self.iou_threshold) # boxes = box_utils.corner_form_to_center_form(boxes) locations = box_utils.convert_boxes_to_locations( boxes, self.center_form_priors, self.center_variance, self.size_variance) return locations, labels
def __call__(self, gt_boxes, gt_labels): if type(gt_boxes) is np.ndarray: gt_boxes = torch.from_numpy(gt_boxes) if type(gt_labels) is np.ndarray: gt_labels = torch.from_numpy(gt_labels) boxes, labels = box_utils.assign_priors(gt_boxes, gt_labels, self.corner_form_priors, self.iou_threshold) boxes = box_utils.corner_form_to_center_form(boxes) locations = box_utils.convert_boxes_to_locations(boxes, self.center_form_priors, self.center_variance, self.size_variance) return locations, labels
def __call__(self, gt_boxes, gt_labels): """ Arguments: gt_boxes : ground truth boxes gt_labels : ground truth labels Returns: locations of form (batch_size, num_priors, 4) and labels """ if type(gt_boxes) is np.ndarray: gt_boxes = torch.from_numpy(gt_boxes) if type(gt_labels) is np.ndarray: gt_labels = torch.from_numpy(gt_labels) boxes, labels = box_utils.assign_priors(gt_boxes, gt_labels, self.corner_form_priors, self.iou_threshold) boxes = box_utils.corner_form_to_center_form(boxes) locations = box_utils.convert_boxes_to_locations(boxes, self.center_form_priors, self.center_variance, self.size_variance) return locations, labels