def test_box_predictor_builder_calls_fc_argscope_fn(self): fc_hyperparams_text_proto = """ regularizer { l1_regularizer { weight: 0.0003 } } initializer { truncated_normal_initializer { mean: 0.0 stddev: 0.3 } } activation: RELU_6 op: FC """ hyperparams_proto = hyperparams_pb2.Hyperparams() text_format.Merge(fc_hyperparams_text_proto, hyperparams_proto) box_predictor_proto = box_predictor_pb2.BoxPredictor() box_predictor_proto.mask_rcnn_box_predictor.fc_hyperparams.CopyFrom( hyperparams_proto) mock_argscope_fn = mock.Mock(return_value='arg_scope') box_predictor = box_predictor_builder.build( argscope_fn=mock_argscope_fn, box_predictor_config=box_predictor_proto, is_training=False, num_classes=10) mock_argscope_fn.assert_called_with(hyperparams_proto, False) self.assertEqual(box_predictor._box_prediction_head._fc_hyperparams_fn, 'arg_scope') self.assertEqual( box_predictor._class_prediction_head._fc_hyperparams_fn, 'arg_scope')
def test_default_rfcn_box_predictor(self): conv_hyperparams_text_proto = """ regularizer { l1_regularizer { } } initializer { truncated_normal_initializer { } } activation: RELU_6 """ hyperparams_proto = hyperparams_pb2.Hyperparams() text_format.Merge(conv_hyperparams_text_proto, hyperparams_proto) def mock_conv_argscope_builder(conv_hyperparams_arg, is_training): return (conv_hyperparams_arg, is_training) box_predictor_proto = box_predictor_pb2.BoxPredictor() box_predictor_proto.rfcn_box_predictor.conv_hyperparams.CopyFrom( hyperparams_proto) box_predictor = box_predictor_builder.build( argscope_fn=mock_conv_argscope_builder, box_predictor_config=box_predictor_proto, is_training=True, num_classes=90) self.assertEqual(box_predictor.num_classes, 90) self.assertTrue(box_predictor._is_training) self.assertEqual(box_predictor._box_code_size, 4) self.assertEqual(box_predictor._num_spatial_bins, [3, 3]) self.assertEqual(box_predictor._crop_size, [12, 12])
def test_construct_default_conv_box_predictor_with_batch_norm(self): box_predictor_text_proto = """ weight_shared_convolutional_box_predictor { conv_hyperparams { regularizer { l1_regularizer { } } batch_norm { train: true } initializer { truncated_normal_initializer { } } } }""" box_predictor_proto = box_predictor_pb2.BoxPredictor() text_format.Merge(box_predictor_text_proto, box_predictor_proto) box_predictor = box_predictor_builder.build( argscope_fn=hyperparams_builder.build, box_predictor_config=box_predictor_proto, is_training=True, num_classes=90) self.assertEqual(box_predictor._depth, 0) self.assertEqual(box_predictor._num_layers_before_predictor, 0) self.assertEqual(box_predictor.num_classes, 90) self.assertTrue(box_predictor._is_training) self.assertEqual(box_predictor._apply_batch_norm, True)
def test_construct_default_conv_box_predictor(self): box_predictor_text_proto = """ convolutional_box_predictor { conv_hyperparams { regularizer { l1_regularizer { } } initializer { truncated_normal_initializer { } } } }""" box_predictor_proto = box_predictor_pb2.BoxPredictor() text_format.Merge(box_predictor_text_proto, box_predictor_proto) box_predictor = box_predictor_builder.build( argscope_fn=hyperparams_builder.build, box_predictor_config=box_predictor_proto, is_training=True, num_classes=90) class_head = box_predictor._class_prediction_head self.assertEqual(box_predictor._min_depth, 0) self.assertEqual(box_predictor._max_depth, 0) self.assertEqual(box_predictor._num_layers_before_predictor, 0) self.assertTrue(class_head._use_dropout) self.assertAlmostEqual(class_head._dropout_keep_prob, 0.8) self.assertFalse(class_head._apply_sigmoid_to_scores) self.assertEqual(class_head._num_class_slots, 91) self.assertEqual(box_predictor.num_classes, 90) self.assertTrue(box_predictor._is_training) self.assertFalse(class_head._use_depthwise)
def test_construct_non_default_conv_box_predictor(self): box_predictor_text_proto = """ convolutional_box_predictor { min_depth: 2 max_depth: 16 num_layers_before_predictor: 2 use_dropout: false dropout_keep_probability: 0.4 kernel_size: 3 box_code_size: 3 apply_sigmoid_to_scores: true class_prediction_bias_init: 4.0 use_depthwise: true } """ conv_hyperparams_text_proto = """ regularizer { l1_regularizer { } } initializer { truncated_normal_initializer { } } """ hyperparams_proto = hyperparams_pb2.Hyperparams() text_format.Merge(conv_hyperparams_text_proto, hyperparams_proto) def mock_conv_argscope_builder(conv_hyperparams_arg, is_training): return (conv_hyperparams_arg, is_training) box_predictor_proto = box_predictor_pb2.BoxPredictor() text_format.Merge(box_predictor_text_proto, box_predictor_proto) box_predictor_proto.convolutional_box_predictor.conv_hyperparams.CopyFrom( hyperparams_proto) box_predictor = box_predictor_builder.build( argscope_fn=mock_conv_argscope_builder, box_predictor_config=box_predictor_proto, is_training=False, num_classes=10, add_background_class=False) class_head = box_predictor._class_prediction_head self.assertEqual(box_predictor._min_depth, 2) self.assertEqual(box_predictor._max_depth, 16) self.assertEqual(box_predictor._num_layers_before_predictor, 2) self.assertFalse(class_head._use_dropout) self.assertAlmostEqual(class_head._dropout_keep_prob, 0.4) self.assertTrue(class_head._apply_sigmoid_to_scores) self.assertAlmostEqual(class_head._class_prediction_bias_init, 4.0) self.assertEqual(class_head._num_class_slots, 10) self.assertEqual(box_predictor.num_classes, 10) self.assertFalse(box_predictor._is_training) self.assertTrue(class_head._use_depthwise)
def test_non_default_mask_rcnn_box_predictor(self): fc_hyperparams_text_proto = """ regularizer { l1_regularizer { } } initializer { truncated_normal_initializer { } } activation: RELU_6 op: FC """ box_predictor_text_proto = """ mask_rcnn_box_predictor { use_dropout: true dropout_keep_probability: 0.8 box_code_size: 3 share_box_across_classes: true } """ hyperparams_proto = hyperparams_pb2.Hyperparams() text_format.Merge(fc_hyperparams_text_proto, hyperparams_proto) def mock_fc_argscope_builder(fc_hyperparams_arg, is_training): return (fc_hyperparams_arg, is_training) box_predictor_proto = box_predictor_pb2.BoxPredictor() text_format.Merge(box_predictor_text_proto, box_predictor_proto) box_predictor_proto.mask_rcnn_box_predictor.fc_hyperparams.CopyFrom( hyperparams_proto) box_predictor = box_predictor_builder.build( argscope_fn=mock_fc_argscope_builder, box_predictor_config=box_predictor_proto, is_training=True, num_classes=90) box_head = box_predictor._box_prediction_head class_head = box_predictor._class_prediction_head self.assertTrue(box_head._use_dropout) self.assertTrue(class_head._use_dropout) self.assertAlmostEqual(box_head._dropout_keep_prob, 0.8) self.assertAlmostEqual(class_head._dropout_keep_prob, 0.8) self.assertEqual(box_predictor.num_classes, 90) self.assertTrue(box_predictor._is_training) self.assertEqual(box_head._box_code_size, 3) self.assertEqual(box_head._share_box_across_classes, True)
def test_box_predictor_calls_fc_argscope_fn(self): conv_hyperparams_text_proto = """ regularizer { l1_regularizer { weight: 0.0003 } } initializer { truncated_normal_initializer { mean: 0.0 stddev: 0.3 } } activation: RELU_6 """ hyperparams_proto = hyperparams_pb2.Hyperparams() text_format.Merge(conv_hyperparams_text_proto, hyperparams_proto) def mock_conv_argscope_builder(conv_hyperparams_arg, is_training): return (conv_hyperparams_arg, is_training) box_predictor_proto = box_predictor_pb2.BoxPredictor() box_predictor_proto.rfcn_box_predictor.conv_hyperparams.CopyFrom( hyperparams_proto) box_predictor = box_predictor_builder.build( argscope_fn=mock_conv_argscope_builder, box_predictor_config=box_predictor_proto, is_training=False, num_classes=10) (conv_hyperparams_actual, is_training) = box_predictor._conv_hyperparams_fn self.assertAlmostEqual( (hyperparams_proto.regularizer.l1_regularizer.weight), (conv_hyperparams_actual.regularizer.l1_regularizer.weight)) self.assertAlmostEqual(( hyperparams_proto.initializer.truncated_normal_initializer.stddev), (conv_hyperparams_actual.initializer. truncated_normal_initializer.stddev)) self.assertAlmostEqual( (hyperparams_proto.initializer.truncated_normal_initializer.mean), (conv_hyperparams_actual.initializer.truncated_normal_initializer. mean)) self.assertEqual(hyperparams_proto.activation, conv_hyperparams_actual.activation) self.assertFalse(is_training)
def test_build_box_predictor_with_convlve_then_upsample_masks(self): box_predictor_proto = box_predictor_pb2.BoxPredictor() box_predictor_proto.mask_rcnn_box_predictor.fc_hyperparams.op = ( hyperparams_pb2.Hyperparams.FC) box_predictor_proto.mask_rcnn_box_predictor.conv_hyperparams.op = ( hyperparams_pb2.Hyperparams.CONV) box_predictor_proto.mask_rcnn_box_predictor.predict_instance_masks = True box_predictor_proto.mask_rcnn_box_predictor.mask_prediction_conv_depth = 512 box_predictor_proto.mask_rcnn_box_predictor.mask_height = 24 box_predictor_proto.mask_rcnn_box_predictor.mask_width = 24 box_predictor_proto.mask_rcnn_box_predictor.convolve_then_upsample_masks = ( True) mock_argscope_fn = mock.Mock(return_value='arg_scope') box_predictor = box_predictor_builder.build( argscope_fn=mock_argscope_fn, box_predictor_config=box_predictor_proto, is_training=True, num_classes=90) mock_argscope_fn.assert_has_calls([ mock.call( box_predictor_proto.mask_rcnn_box_predictor.fc_hyperparams, True), mock.call( box_predictor_proto.mask_rcnn_box_predictor.conv_hyperparams, True) ], any_order=True) box_head = box_predictor._box_prediction_head class_head = box_predictor._class_prediction_head third_stage_heads = box_predictor._third_stage_heads self.assertFalse(box_head._use_dropout) self.assertFalse(class_head._use_dropout) self.assertAlmostEqual(box_head._dropout_keep_prob, 0.5) self.assertAlmostEqual(class_head._dropout_keep_prob, 0.5) self.assertEqual(box_predictor.num_classes, 90) self.assertTrue(box_predictor._is_training) self.assertEqual(box_head._box_code_size, 4) self.assertTrue( mask_rcnn_box_predictor.MASK_PREDICTIONS in third_stage_heads) self.assertEqual( third_stage_heads[mask_rcnn_box_predictor.MASK_PREDICTIONS]. _mask_prediction_conv_depth, 512) self.assertTrue(third_stage_heads[ mask_rcnn_box_predictor.MASK_PREDICTIONS]._convolve_then_upsample)
def test_construct_non_default_depthwise_conv_box_predictor(self): box_predictor_text_proto = """ weight_shared_convolutional_box_predictor { depth: 2 num_layers_before_predictor: 2 kernel_size: 7 box_code_size: 3 class_prediction_bias_init: 4.0 use_depthwise: true } """ conv_hyperparams_text_proto = """ regularizer { l1_regularizer { } } initializer { truncated_normal_initializer { } } """ hyperparams_proto = hyperparams_pb2.Hyperparams() text_format.Merge(conv_hyperparams_text_proto, hyperparams_proto) def mock_conv_argscope_builder(conv_hyperparams_arg, is_training): return (conv_hyperparams_arg, is_training) box_predictor_proto = box_predictor_pb2.BoxPredictor() text_format.Merge(box_predictor_text_proto, box_predictor_proto) (box_predictor_proto.weight_shared_convolutional_box_predictor. conv_hyperparams.CopyFrom(hyperparams_proto)) box_predictor = box_predictor_builder.build( argscope_fn=mock_conv_argscope_builder, box_predictor_config=box_predictor_proto, is_training=False, num_classes=10, add_background_class=False) class_head = box_predictor._class_prediction_head self.assertEqual(box_predictor._depth, 2) self.assertEqual(box_predictor._num_layers_before_predictor, 2) self.assertEqual(box_predictor._apply_batch_norm, False) self.assertEqual(box_predictor._use_depthwise, True) self.assertAlmostEqual(class_head._class_prediction_bias_init, 4.0) self.assertEqual(box_predictor.num_classes, 10) self.assertFalse(box_predictor._is_training)
def test_build_default_mask_rcnn_box_predictor(self): box_predictor_proto = box_predictor_pb2.BoxPredictor() box_predictor_proto.mask_rcnn_box_predictor.fc_hyperparams.op = ( hyperparams_pb2.Hyperparams.FC) box_predictor = box_predictor_builder.build( argscope_fn=mock.Mock(return_value='arg_scope'), box_predictor_config=box_predictor_proto, is_training=True, num_classes=90) box_head = box_predictor._box_prediction_head class_head = box_predictor._class_prediction_head self.assertFalse(box_head._use_dropout) self.assertFalse(class_head._use_dropout) self.assertAlmostEqual(box_head._dropout_keep_prob, 0.5) self.assertEqual(box_predictor.num_classes, 90) self.assertTrue(box_predictor._is_training) self.assertEqual(box_head._box_code_size, 4) self.assertEqual(len(box_predictor._third_stage_heads.keys()), 0)