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Python box_predictor_builder.build_mask_rcnn_box_predictor方法代码示例

本文整理汇总了Python中object_detection.builders.box_predictor_builder.build_mask_rcnn_box_predictor方法的典型用法代码示例。如果您正苦于以下问题:Python box_predictor_builder.build_mask_rcnn_box_predictor方法的具体用法?Python box_predictor_builder.build_mask_rcnn_box_predictor怎么用?Python box_predictor_builder.build_mask_rcnn_box_predictor使用的例子?那么, 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object_detection.builders.box_predictor_builder的用法示例。


在下文中一共展示了box_predictor_builder.build_mask_rcnn_box_predictor方法的5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: test_get_boxes_with_five_classes

# 需要导入模块: from object_detection.builders import box_predictor_builder [as 别名]
# 或者: from object_detection.builders.box_predictor_builder import build_mask_rcnn_box_predictor [as 别名]
def test_get_boxes_with_five_classes(self):
    def graph_fn(image_features):
      mask_box_predictor = box_predictor_builder.build_mask_rcnn_box_predictor(
          is_training=False,
          num_classes=5,
          fc_hyperparams_fn=self._build_arg_scope_with_hyperparams(),
          use_dropout=False,
          dropout_keep_prob=0.5,
          box_code_size=4,
      )
      box_predictions = mask_box_predictor.predict(
          [image_features],
          num_predictions_per_location=[1],
          scope='BoxPredictor',
          prediction_stage=2)
      return (box_predictions[box_predictor.BOX_ENCODINGS],
              box_predictions[box_predictor.CLASS_PREDICTIONS_WITH_BACKGROUND])
    image_features = np.random.rand(2, 7, 7, 3).astype(np.float32)
    (box_encodings,
     class_predictions_with_background) = self.execute(graph_fn,
                                                       [image_features])
    self.assertAllEqual(box_encodings.shape, [2, 1, 5, 4])
    self.assertAllEqual(class_predictions_with_background.shape, [2, 1, 6]) 
开发者ID:ahmetozlu,项目名称:vehicle_counting_tensorflow,代码行数:25,代码来源:mask_rcnn_box_predictor_test.py

示例2: test_get_boxes_with_five_classes_share_box_across_classes

# 需要导入模块: from object_detection.builders import box_predictor_builder [as 别名]
# 或者: from object_detection.builders.box_predictor_builder import build_mask_rcnn_box_predictor [as 别名]
def test_get_boxes_with_five_classes_share_box_across_classes(self):
    def graph_fn(image_features):
      mask_box_predictor = box_predictor_builder.build_mask_rcnn_box_predictor(
          is_training=False,
          num_classes=5,
          fc_hyperparams_fn=self._build_arg_scope_with_hyperparams(),
          use_dropout=False,
          dropout_keep_prob=0.5,
          box_code_size=4,
          share_box_across_classes=True
      )
      box_predictions = mask_box_predictor.predict(
          [image_features],
          num_predictions_per_location=[1],
          scope='BoxPredictor',
          prediction_stage=2)
      return (box_predictions[box_predictor.BOX_ENCODINGS],
              box_predictions[box_predictor.CLASS_PREDICTIONS_WITH_BACKGROUND])
    image_features = np.random.rand(2, 7, 7, 3).astype(np.float32)
    (box_encodings,
     class_predictions_with_background) = self.execute(graph_fn,
                                                       [image_features])
    self.assertAllEqual(box_encodings.shape, [2, 1, 1, 4])
    self.assertAllEqual(class_predictions_with_background.shape, [2, 1, 6]) 
开发者ID:ahmetozlu,项目名称:vehicle_counting_tensorflow,代码行数:26,代码来源:mask_rcnn_box_predictor_test.py

示例3: test_get_instance_masks

# 需要导入模块: from object_detection.builders import box_predictor_builder [as 别名]
# 或者: from object_detection.builders.box_predictor_builder import build_mask_rcnn_box_predictor [as 别名]
def test_get_instance_masks(self):
    def graph_fn(image_features):
      mask_box_predictor = box_predictor_builder.build_mask_rcnn_box_predictor(
          is_training=False,
          num_classes=5,
          fc_hyperparams_fn=self._build_arg_scope_with_hyperparams(),
          use_dropout=False,
          dropout_keep_prob=0.5,
          box_code_size=4,
          conv_hyperparams_fn=self._build_arg_scope_with_hyperparams(
              op_type=hyperparams_pb2.Hyperparams.CONV),
          predict_instance_masks=True)
      box_predictions = mask_box_predictor.predict(
          [image_features],
          num_predictions_per_location=[1],
          scope='BoxPredictor',
          prediction_stage=3)
      return (box_predictions[box_predictor.MASK_PREDICTIONS],)
    image_features = np.random.rand(2, 7, 7, 3).astype(np.float32)
    mask_predictions = self.execute(graph_fn, [image_features])
    self.assertAllEqual(mask_predictions.shape, [2, 1, 5, 14, 14]) 
开发者ID:ahmetozlu,项目名称:vehicle_counting_tensorflow,代码行数:23,代码来源:mask_rcnn_box_predictor_test.py

示例4: test_do_not_return_instance_masks_without_request

# 需要导入模块: from object_detection.builders import box_predictor_builder [as 别名]
# 或者: from object_detection.builders.box_predictor_builder import build_mask_rcnn_box_predictor [as 别名]
def test_do_not_return_instance_masks_without_request(self):
    image_features = tf.random_uniform([2, 7, 7, 3], dtype=tf.float32)
    mask_box_predictor = box_predictor_builder.build_mask_rcnn_box_predictor(
        is_training=False,
        num_classes=5,
        fc_hyperparams_fn=self._build_arg_scope_with_hyperparams(),
        use_dropout=False,
        dropout_keep_prob=0.5,
        box_code_size=4)
    box_predictions = mask_box_predictor.predict(
        [image_features],
        num_predictions_per_location=[1],
        scope='BoxPredictor',
        prediction_stage=2)
    self.assertEqual(len(box_predictions), 2)
    self.assertTrue(box_predictor.BOX_ENCODINGS in box_predictions)
    self.assertTrue(box_predictor.CLASS_PREDICTIONS_WITH_BACKGROUND
                    in box_predictions) 
开发者ID:ahmetozlu,项目名称:vehicle_counting_tensorflow,代码行数:20,代码来源:mask_rcnn_box_predictor_test.py

示例5: test_value_error_on_predict_instance_masks_with_no_conv_hyperparms

# 需要导入模块: from object_detection.builders import box_predictor_builder [as 别名]
# 或者: from object_detection.builders.box_predictor_builder import build_mask_rcnn_box_predictor [as 别名]
def test_value_error_on_predict_instance_masks_with_no_conv_hyperparms(self):
    with self.assertRaises(ValueError):
      box_predictor_builder.build_mask_rcnn_box_predictor(
          is_training=False,
          num_classes=5,
          fc_hyperparams_fn=self._build_arg_scope_with_hyperparams(),
          use_dropout=False,
          dropout_keep_prob=0.5,
          box_code_size=4,
          predict_instance_masks=True) 
开发者ID:ahmetozlu,项目名称:vehicle_counting_tensorflow,代码行数:12,代码来源:mask_rcnn_box_predictor_test.py


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