当前位置: 首页>>代码示例>>Python>>正文


Python ds_utils.unique_boxes方法代码示例

本文整理汇总了Python中datasets.ds_utils.unique_boxes方法的典型用法代码示例。如果您正苦于以下问题:Python ds_utils.unique_boxes方法的具体用法?Python ds_utils.unique_boxes怎么用?Python ds_utils.unique_boxes使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在datasets.ds_utils的用法示例。


在下文中一共展示了ds_utils.unique_boxes方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: _load_selective_search_roidb

# 需要导入模块: from datasets import ds_utils [as 别名]
# 或者: from datasets.ds_utils import unique_boxes [as 别名]
def _load_selective_search_roidb(self, gt_roidb):
        filename = os.path.abspath(os.path.join(cfg.DATA_DIR,
                                                'selective_search_data',
                                                self.name + '.mat'))
        assert os.path.exists(filename), \
               'Selective search data not found at: {}'.format(filename)
        raw_data = sio.loadmat(filename)['boxes'].ravel()

        box_list = []
        for i in xrange(raw_data.shape[0]):
            boxes = raw_data[i][:, (1, 0, 3, 2)] - 1
            keep = ds_utils.unique_boxes(boxes)
            boxes = boxes[keep, :]
            keep = ds_utils.filter_small_boxes(boxes, self.config['min_size'])
            boxes = boxes[keep, :]
            box_list.append(boxes)

        return self.create_roidb_from_box_list(box_list, gt_roidb) 
开发者ID:playerkk,项目名称:face-py-faster-rcnn,代码行数:20,代码来源:pascal_voc.py

示例2: _load_proposals

# 需要导入模块: from datasets import ds_utils [as 别名]
# 或者: from datasets.ds_utils import unique_boxes [as 别名]
def _load_proposals(self, method, gt_roidb):
        """
        Load pre-computed proposals in the format provided by Jan Hosang:
        http://www.mpi-inf.mpg.de/departments/computer-vision-and-multimodal-
          computing/research/object-recognition-and-scene-understanding/how-
          good-are-detection-proposals-really/
        For MCG, use boxes from http://www.eecs.berkeley.edu/Research/Projects/
          CS/vision/grouping/mcg/ and convert the file layout using
        lib/datasets/tools/mcg_munge.py.
        """
        box_list = []
        top_k = self.config['top_k']
        valid_methods = [
            'MCG',
            'selective_search',
            'edge_boxes_AR',
            'edge_boxes_70']
        assert method in valid_methods

        print 'Loading {} boxes'.format(method)
        for i, index in enumerate(self._image_index):
            if i % 1000 == 0:
                print '{:d} / {:d}'.format(i + 1, len(self._image_index))

            box_file = osp.join(
                cfg.DATA_DIR, 'coco_proposals', method, 'mat',
                self._get_box_file(index))

            raw_data = sio.loadmat(box_file)['boxes']
            boxes = np.maximum(raw_data - 1, 0).astype(np.uint16)
            if method == 'MCG':
                # Boxes from the MCG website are in (y1, x1, y2, x2) order
                boxes = boxes[:, (1, 0, 3, 2)]
            # Remove duplicate boxes and very small boxes and then take top k
            keep = ds_utils.unique_boxes(boxes)
            boxes = boxes[keep, :]
            keep = ds_utils.filter_small_boxes(boxes, self.config['min_size'])
            boxes = boxes[keep, :]
            boxes = boxes[:top_k, :]
            box_list.append(boxes)
            # Sanity check
            im_ann = self._COCO.loadImgs(index)[0]
            width = im_ann['width']
            height = im_ann['height']
            ds_utils.validate_boxes(boxes, width=width, height=height)
        return self.create_roidb_from_box_list(box_list, gt_roidb) 
开发者ID:playerkk,项目名称:face-py-faster-rcnn,代码行数:48,代码来源:coco.py


注:本文中的datasets.ds_utils.unique_boxes方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。