def _build_coco_metrics(self):
"""Build COCO metrics evaluator."""
if (not self._task_config.model.include_mask
) or self._task_config.annotation_file:
self.coco_metric = coco_evaluator.COCOEvaluator(
annotation_file=self._task_config.annotation_file,
include_mask=self._task_config.model.include_mask,
per_category_metrics=self._task_config.per_category_metrics)
else:
# Builds COCO-style annotation file if include_mask is True, and
# annotation_file isn't provided.
annotation_path = os.path.join(self._logging_dir, 'annotation.json')
if tf.io.gfile.exists(annotation_path):
logging.info(
'annotation.json file exists, skipping creating the annotation'
' file.')
else:
if self._task_config.validation_data.num_examples <= 0:
logging.info('validation_data.num_examples needs to be > 0')
if not self._task_config.validation_data.input_path:
logging.info('Can not create annotation file for tfds.')
logging.info(
'Creating coco-style annotation file: %s', annotation_path)
coco_utils.scan_and_generator_annotation_file(
self._task_config.validation_data.input_path,
self._task_config.validation_data.file_type,
self._task_config.validation_data.num_examples,
self.task_config.model.include_mask, annotation_path,
regenerate_source_id=self._task_config.validation_data.decoder
.simple_decoder.regenerate_source_id)
self.coco_metric = coco_evaluator.COCOEvaluator(
annotation_file=annotation_path,
include_mask=self._task_config.model.include_mask,
per_category_metrics=self._task_config.per_category_metrics)
def build_metrics(self, training: bool = True):
"""Build detection metrics."""
metrics = []
if training:
metric_names = [
'total_loss',
'rpn_score_loss',
'rpn_box_loss',
'frcnn_cls_loss',
'frcnn_box_loss',
'mask_loss',
'model_loss'
]
for name in metric_names:
metrics.append(tf.keras.metrics.Mean(name, dtype=tf.float32))
else:
if (not self._task_config.model.include_mask
) or self._task_config.annotation_file:
self.coco_metric = coco_evaluator.COCOEvaluator(
annotation_file=self._task_config.annotation_file,
include_mask=self._task_config.model.include_mask,
per_category_metrics=self._task_config.per_category_metrics)
else:
# Builds COCO-style annotation file if include_mask is True, and
# annotation_file isn't provided.
annotation_path = os.path.join(self._logging_dir, 'annotation.json')
if tf.io.gfile.exists(annotation_path):
logging.info(
'annotation.json file exists, skipping creating the annotation'
' file.')
else:
if self._task_config.validation_data.num_examples <= 0:
logging.info('validation_data.num_examples needs to be > 0')
if not self._task_config.validation_data.input_path:
logging.info('Can not create annotation file for tfds.')
logging.info(
'Creating coco-style annotation file: %s', annotation_path)
coco_utils.scan_and_generator_annotation_file(
self._task_config.validation_data.input_path,
self._task_config.validation_data.file_type,
self._task_config.validation_data.num_examples,
self.task_config.model.include_mask, annotation_path)
self.coco_metric = coco_evaluator.COCOEvaluator(
annotation_file=annotation_path,
include_mask=self._task_config.model.include_mask,
per_category_metrics=self._task_config.per_category_metrics)
return metrics
def build_metrics(self, training=True):
"""Build detection metrics."""
metrics = []
backbone = self.task_config.model.backbone.get()
metric_names = collections.defaultdict(list)
for key in range(backbone.min_level, backbone.max_level + 1):
key = str(key)
metric_names[key].append('loss')
metric_names[key].append('avg_iou')
metric_names[key].append('avg_obj')
metric_names['net'].append('box')
metric_names['net'].append('class')
metric_names['net'].append('conf')
for _, key in enumerate(metric_names.keys()):
metrics.append(task_utils.ListMetrics(metric_names[key], name=key))
self._metrics = metrics
if not training:
annotation_file = self.task_config.annotation_file
if self._coco_91_to_80:
annotation_file = None
self.coco_metric = coco_evaluator.COCOEvaluator(
annotation_file=annotation_file,
include_mask=False,
need_rescale_bboxes=False,
per_category_metrics=self._task_config.per_category_metrics)
return metrics
def build_metrics(self,
training: bool = True) -> List[tf.keras.metrics.Metric]:
"""Build detection metrics."""
metrics = []
if training:
metric_names = [
'total_loss', 'rpn_score_loss', 'rpn_box_loss',
'frcnn_cls_loss', 'frcnn_box_loss', 'mask_loss',
'maskrcnn_loss', 'segmentation_loss', 'model_loss'
]
for name in metric_names:
metrics.append(tf.keras.metrics.Mean(name, dtype=tf.float32))
if self.task_config.segmentation_evaluation.report_train_mean_iou:
self.segmentation_train_mean_iou = segmentation_metrics.MeanIoU(
name='train_mean_iou',
num_classes=self.task_config.model.num_classes,
rescale_predictions=False,
dtype=tf.float32)
else:
self.coco_metric = coco_evaluator.COCOEvaluator(
annotation_file=self.task_config.annotation_file,
include_mask=self.task_config.model.include_mask,
per_category_metrics=self.task_config.per_category_metrics)
rescale_predictions = (not self.task_config.validation_data.parser.
segmentation_resize_eval_groundtruth)
self.segmentation_perclass_iou_metric = segmentation_metrics.PerClassIoU(
name='per_class_iou',
num_classes=self.task_config.model.num_classes,
rescale_predictions=rescale_predictions,
dtype=tf.float32)
return metrics
def build_metrics(self,
training: bool = True) -> List[tf.keras.metrics.Metric]:
"""Build detection metrics."""
metrics = []
num_segmentation_classes = self.task_config.model.segmentation_model.num_classes
if training:
metric_names = [
'total_loss', 'rpn_score_loss', 'rpn_box_loss',
'frcnn_cls_loss', 'frcnn_box_loss', 'mask_loss',
'maskrcnn_loss', 'segmentation_loss', 'model_loss'
]
for name in metric_names:
metrics.append(tf.keras.metrics.Mean(name, dtype=tf.float32))
if self.task_config.segmentation_evaluation.report_train_mean_iou:
self.segmentation_train_mean_iou = segmentation_metrics.MeanIoU(
name='train_mean_iou',
num_classes=num_segmentation_classes,
rescale_predictions=False,
dtype=tf.float32)
else:
self.coco_metric = coco_evaluator.COCOEvaluator(
annotation_file=self.task_config.annotation_file,
include_mask=self.task_config.model.include_mask,
per_category_metrics=self.task_config.per_category_metrics)
rescale_predictions = (not self.task_config.validation_data.parser.
segmentation_resize_eval_groundtruth)
self.segmentation_perclass_iou_metric = segmentation_metrics.PerClassIoU(
name='per_class_iou',
num_classes=num_segmentation_classes,
rescale_predictions=rescale_predictions,
dtype=tf.float32)
if isinstance(tf.distribute.get_strategy(),
tf.distribute.TPUStrategy):
self._process_iou_metric_on_cpu = True
else:
self._process_iou_metric_on_cpu = False
if self.task_config.model.generate_panoptic_masks:
if not self.task_config.validation_data.parser.include_panoptic_masks:
raise ValueError(
'`include_panoptic_masks` should be set to True when'
' computing panoptic quality.')
pq_config = self.task_config.panoptic_quality_evaluator
self.panoptic_quality_metric = panoptic_quality_evaluator.PanopticQualityEvaluator(
num_categories=pq_config.num_categories,
ignored_label=pq_config.ignored_label,
max_instances_per_category=pq_config.
max_instances_per_category,
offset=pq_config.offset,
is_thing=pq_config.is_thing,
rescale_predictions=pq_config.rescale_predictions)
return metrics
def build_metrics(self, training=True):
#return super().build_metrics(training=training)
if not training:
self.coco_metric = coco_evaluator.COCOEvaluator(
annotation_file=self.task_config.annotation_file,
include_mask=False,
need_rescale_bboxes=False,
per_category_metrics=self._task_config.per_category_metrics)
return []
def testEval(self, include_mask, use_fake_predictions):
coco = COCO(annotation_file=_COCO_JSON_FILE)
index = np.random.randint(len(coco.dataset['images']))
image_id = coco.dataset['images'][index]['id']
# image_id = 26564
# image_id = 324158
if use_fake_predictions:
predictions = get_fake_predictions(image_id,
coco,
include_mask=include_mask)
else:
predictions = get_predictions(image_id,
coco,
include_mask=include_mask)
if not predictions:
logging.info('Empty predictions for index=%d', index)
return
predictions = tf.nest.map_structure(
lambda x: tf.convert_to_tensor(x)
if x is not None else None, predictions)
evaluator_w_json = coco_evaluator.COCOEvaluator(
annotation_file=_COCO_JSON_FILE, include_mask=include_mask)
evaluator_w_json.update_state(groundtruths=None,
predictions=predictions)
results_w_json = evaluator_w_json.result()
dummy_generator = DummyGroundtruthGenerator(include_mask=include_mask,
image_id=image_id,
coco=coco)
coco_utils.generate_annotation_file(dummy_generator,
self._saved_coco_json_file)
evaluator_no_json = coco_evaluator.COCOEvaluator(
annotation_file=self._saved_coco_json_file,
include_mask=include_mask)
evaluator_no_json.update_state(groundtruths=None,
predictions=predictions)
results_no_json = evaluator_no_json.result()
for k, v in results_w_json.items():
self.assertEqual(v, results_no_json[k])
def build_metrics(self, training=True):
"""Build detection metrics."""
metrics = []
metric_names = ['total_loss', 'cls_loss', 'box_loss', 'model_loss']
for name in metric_names:
metrics.append(tf.keras.metrics.Mean(name, dtype=tf.float32))
if not training:
self.coco_metric = coco_evaluator.COCOEvaluator(
annotation_file=None, include_mask=False)
return metrics
def build_metrics(self, training=True):
"""Build detection metrics."""
metrics = []
metric_names = ['cls_loss', 'box_loss', 'giou_loss']
for name in metric_names:
metrics.append(tf.keras.metrics.Mean(name, dtype=tf.float32))
if not training:
self.coco_metric = coco_evaluator.COCOEvaluator(
annotation_file='',
include_mask=False,
need_rescale_bboxes=True,
per_category_metrics=self._task_config.per_category_metrics)
return metrics
def build_metrics(self, training=True):
metrics = []
metric_names = self._metric_names
for name in metric_names:
metrics.append(tf.keras.metrics.Mean(name, dtype=tf.float32))
self._metrics = metrics
if not training:
self.coco_metric = coco_evaluator.COCOEvaluator(
annotation_file=self.task_config.annotation_file,
include_mask=False,
need_rescale_bboxes=False,
per_category_metrics=self._task_config.per_category_metrics)
return metrics
def build_metrics(self, training=True):
"""Build detection metrics."""
metrics = []
if training:
metric_names = [
'total_loss', 'rpn_score_loss', 'rpn_box_loss',
'frcnn_cls_loss', 'frcnn_box_loss', 'mask_loss', 'model_loss'
]
for name in metric_names:
metrics.append(tf.keras.metrics.Mean(name, dtype=tf.float32))
else:
self.coco_metric = coco_evaluator.COCOEvaluator(
annotation_file=self._task_config.annotation_file,
include_mask=self._task_config.model.include_mask)
return metrics
def build_metrics(self, training: bool = True):
"""Build detection metrics."""
metrics = []
metric_names = ['total_loss', 'cls_loss', 'box_loss', 'model_loss']
for name in metric_names:
metrics.append(tf.keras.metrics.Mean(name, dtype=tf.float32))
if not training:
if self.task_config.validation_data.tfds_name and self.task_config.annotation_file:
raise ValueError(
"Can't evaluate using annotation file when TFDS is used.")
self.coco_metric = coco_evaluator.COCOEvaluator(
annotation_file=self.task_config.annotation_file,
include_mask=False,
per_category_metrics=self.task_config.per_category_metrics)
return metrics
