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Python preprocessor.ssd_random_crop_fixed_aspect_ratio方法代碼示例

本文整理匯總了Python中object_detection.core.preprocessor.ssd_random_crop_fixed_aspect_ratio方法的典型用法代碼示例。如果您正苦於以下問題:Python preprocessor.ssd_random_crop_fixed_aspect_ratio方法的具體用法?Python preprocessor.ssd_random_crop_fixed_aspect_ratio怎麽用?Python preprocessor.ssd_random_crop_fixed_aspect_ratio使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在object_detection.core.preprocessor的用法示例。


在下文中一共展示了preprocessor.ssd_random_crop_fixed_aspect_ratio方法的5個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的Python代碼示例。

示例1: testSSDRandomCropFixedAspectRatio

# 需要導入模塊: from object_detection.core import preprocessor [as 別名]
# 或者: from object_detection.core.preprocessor import ssd_random_crop_fixed_aspect_ratio [as 別名]
def testSSDRandomCropFixedAspectRatio(self):
    images = self.createTestImages()
    boxes = self.createTestBoxes()
    labels = self.createTestLabels()
    preprocessing_options = [
        (preprocessor.normalize_image, {
            'original_minval': 0,
            'original_maxval': 255,
            'target_minval': 0,
            'target_maxval': 1
        }),
        (preprocessor.ssd_random_crop_fixed_aspect_ratio, {})]
    tensor_dict = {
        fields.InputDataFields.image: images,
        fields.InputDataFields.groundtruth_boxes: boxes,
        fields.InputDataFields.groundtruth_classes: labels
    }
    distorted_tensor_dict = preprocessor.preprocess(tensor_dict,
                                                    preprocessing_options)
    distorted_images = distorted_tensor_dict[fields.InputDataFields.image]
    distorted_boxes = distorted_tensor_dict[
        fields.InputDataFields.groundtruth_boxes]

    images_rank = tf.rank(images)
    distorted_images_rank = tf.rank(distorted_images)
    boxes_rank = tf.rank(boxes)
    distorted_boxes_rank = tf.rank(distorted_boxes)

    with self.test_session() as sess:
      (boxes_rank_, distorted_boxes_rank_, images_rank_,
       distorted_images_rank_) = sess.run(
           [boxes_rank, distorted_boxes_rank, images_rank,
            distorted_images_rank])
      self.assertAllEqual(boxes_rank_, distorted_boxes_rank_)
      self.assertAllEqual(images_rank_, distorted_images_rank_) 
開發者ID:ringringyi,項目名稱:DOTA_models,代碼行數:37,代碼來源:preprocessor_test.py

示例2: testSSDRandomCropFixedAspectRatioWithMasksAndKeypoints

# 需要導入模塊: from object_detection.core import preprocessor [as 別名]
# 或者: from object_detection.core.preprocessor import ssd_random_crop_fixed_aspect_ratio [as 別名]
def testSSDRandomCropFixedAspectRatioWithMasksAndKeypoints(self):
    images = self.createTestImages()
    boxes = self.createTestBoxes()
    labels = self.createTestLabels()
    masks = self.createTestMasks()
    keypoints = self.createTestKeypoints()
    preprocessing_options = [
        (preprocessor.normalize_image, {
            'original_minval': 0,
            'original_maxval': 255,
            'target_minval': 0,
            'target_maxval': 1
        }),
        (preprocessor.ssd_random_crop_fixed_aspect_ratio, {})]
    tensor_dict = {
        fields.InputDataFields.image: images,
        fields.InputDataFields.groundtruth_boxes: boxes,
        fields.InputDataFields.groundtruth_classes: labels,
        fields.InputDataFields.groundtruth_instance_masks: masks,
        fields.InputDataFields.groundtruth_keypoints: keypoints,
    }
    preprocessor_arg_map = preprocessor.get_default_func_arg_map(
        include_instance_masks=True, include_keypoints=True)
    distorted_tensor_dict = preprocessor.preprocess(
        tensor_dict, preprocessing_options, func_arg_map=preprocessor_arg_map)
    distorted_images = distorted_tensor_dict[fields.InputDataFields.image]
    distorted_boxes = distorted_tensor_dict[
        fields.InputDataFields.groundtruth_boxes]

    images_rank = tf.rank(images)
    distorted_images_rank = tf.rank(distorted_images)
    boxes_rank = tf.rank(boxes)
    distorted_boxes_rank = tf.rank(distorted_boxes)

    with self.test_session() as sess:
      (boxes_rank_, distorted_boxes_rank_, images_rank_,
       distorted_images_rank_) = sess.run(
           [boxes_rank, distorted_boxes_rank, images_rank,
            distorted_images_rank])
      self.assertAllEqual(boxes_rank_, distorted_boxes_rank_)
      self.assertAllEqual(images_rank_, distorted_images_rank_) 
開發者ID:ringringyi,項目名稱:DOTA_models,代碼行數:43,代碼來源:preprocessor_test.py

示例3: test_build_ssd_random_crop_fixed_aspect_ratio

# 需要導入模塊: from object_detection.core import preprocessor [as 別名]
# 或者: from object_detection.core.preprocessor import ssd_random_crop_fixed_aspect_ratio [as 別名]
def test_build_ssd_random_crop_fixed_aspect_ratio(self):
    preprocessor_text_proto = """
    ssd_random_crop_fixed_aspect_ratio {
      operations {
        min_object_covered: 0.0
        min_area: 0.5
        max_area: 1.0
        overlap_thresh: 0.0
        random_coef: 0.375
      }
      operations {
        min_object_covered: 0.25
        min_area: 0.5
        max_area: 1.0
        overlap_thresh: 0.25
        random_coef: 0.375
      }
      aspect_ratio: 0.875
    }
    """
    preprocessor_proto = preprocessor_pb2.PreprocessingStep()
    text_format.Merge(preprocessor_text_proto, preprocessor_proto)
    function, args = preprocessor_builder.build(preprocessor_proto)
    self.assertEqual(function, preprocessor.ssd_random_crop_fixed_aspect_ratio)
    self.assertEqual(args, {'min_object_covered': [0.0, 0.25],
                            'aspect_ratio': 0.875,
                            'area_range': [(0.5, 1.0), (0.5, 1.0)],
                            'overlap_thresh': [0.0, 0.25],
                            'random_coef': [0.375, 0.375]}) 
開發者ID:ringringyi,項目名稱:DOTA_models,代碼行數:31,代碼來源:preprocessor_builder_test.py

示例4: testSSDRandomCropFixedAspectRatioWithCache

# 需要導入模塊: from object_detection.core import preprocessor [as 別名]
# 或者: from object_detection.core.preprocessor import ssd_random_crop_fixed_aspect_ratio [as 別名]
def testSSDRandomCropFixedAspectRatioWithCache(self):
    preprocess_options = [
        (preprocessor.normalize_image, {
            'original_minval': 0,
            'original_maxval': 255,
            'target_minval': 0,
            'target_maxval': 1
        }),
        (preprocessor.ssd_random_crop_fixed_aspect_ratio, {})]
    self._testPreprocessorCache(preprocess_options,
                                test_boxes=True,
                                test_masks=False,
                                test_keypoints=False) 
開發者ID:ahmetozlu,項目名稱:vehicle_counting_tensorflow,代碼行數:15,代碼來源:preprocessor_test.py

示例5: test_build_ssd_random_crop_fixed_aspect_ratio

# 需要導入模塊: from object_detection.core import preprocessor [as 別名]
# 或者: from object_detection.core.preprocessor import ssd_random_crop_fixed_aspect_ratio [as 別名]
def test_build_ssd_random_crop_fixed_aspect_ratio(self):
    preprocessor_text_proto = """
    ssd_random_crop_fixed_aspect_ratio {
      operations {
        min_object_covered: 0.0
        min_area: 0.5
        max_area: 1.0
        overlap_thresh: 0.0
        clip_boxes: False
        random_coef: 0.375
      }
      operations {
        min_object_covered: 0.25
        min_area: 0.5
        max_area: 1.0
        overlap_thresh: 0.25
        clip_boxes: True
        random_coef: 0.375
      }
      aspect_ratio: 0.875
    }
    """
    preprocessor_proto = preprocessor_pb2.PreprocessingStep()
    text_format.Merge(preprocessor_text_proto, preprocessor_proto)
    function, args = preprocessor_builder.build(preprocessor_proto)
    self.assertEqual(function, preprocessor.ssd_random_crop_fixed_aspect_ratio)
    self.assertEqual(args, {'min_object_covered': [0.0, 0.25],
                            'aspect_ratio': 0.875,
                            'area_range': [(0.5, 1.0), (0.5, 1.0)],
                            'overlap_thresh': [0.0, 0.25],
                            'clip_boxes': [False, True],
                            'random_coef': [0.375, 0.375]}) 
開發者ID:ahmetozlu,項目名稱:vehicle_counting_tensorflow,代碼行數:34,代碼來源:preprocessor_builder_test.py


注:本文中的object_detection.core.preprocessor.ssd_random_crop_fixed_aspect_ratio方法示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台,相關代碼片段篩選自各路編程大神貢獻的開源項目,源碼版權歸原作者所有,傳播和使用請參考對應項目的License;未經允許,請勿轉載。