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"""Tests for matcher_builder.""" |
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import tensorflow as tf |
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from google.protobuf import text_format |
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from object_detection.builders import matcher_builder |
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from object_detection.matchers import argmax_matcher |
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from object_detection.matchers import bipartite_matcher |
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from object_detection.protos import matcher_pb2 |
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class MatcherBuilderTest(tf.test.TestCase): |
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def test_build_arg_max_matcher_with_defaults(self): |
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matcher_text_proto = """ |
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argmax_matcher { |
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} |
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""" |
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matcher_proto = matcher_pb2.Matcher() |
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text_format.Merge(matcher_text_proto, matcher_proto) |
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matcher_object = matcher_builder.build(matcher_proto) |
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self.assertTrue(isinstance(matcher_object, argmax_matcher.ArgMaxMatcher)) |
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self.assertAlmostEqual(matcher_object._matched_threshold, 0.5) |
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self.assertAlmostEqual(matcher_object._unmatched_threshold, 0.5) |
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self.assertTrue(matcher_object._negatives_lower_than_unmatched) |
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self.assertFalse(matcher_object._force_match_for_each_row) |
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def test_build_arg_max_matcher_without_thresholds(self): |
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matcher_text_proto = """ |
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argmax_matcher { |
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ignore_thresholds: true |
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} |
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""" |
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matcher_proto = matcher_pb2.Matcher() |
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text_format.Merge(matcher_text_proto, matcher_proto) |
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matcher_object = matcher_builder.build(matcher_proto) |
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self.assertTrue(isinstance(matcher_object, argmax_matcher.ArgMaxMatcher)) |
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self.assertEqual(matcher_object._matched_threshold, None) |
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self.assertEqual(matcher_object._unmatched_threshold, None) |
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self.assertTrue(matcher_object._negatives_lower_than_unmatched) |
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self.assertFalse(matcher_object._force_match_for_each_row) |
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def test_build_arg_max_matcher_with_non_default_parameters(self): |
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matcher_text_proto = """ |
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argmax_matcher { |
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matched_threshold: 0.7 |
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unmatched_threshold: 0.3 |
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negatives_lower_than_unmatched: false |
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force_match_for_each_row: true |
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use_matmul_gather: true |
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} |
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""" |
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matcher_proto = matcher_pb2.Matcher() |
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text_format.Merge(matcher_text_proto, matcher_proto) |
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matcher_object = matcher_builder.build(matcher_proto) |
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self.assertTrue(isinstance(matcher_object, argmax_matcher.ArgMaxMatcher)) |
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self.assertAlmostEqual(matcher_object._matched_threshold, 0.7) |
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self.assertAlmostEqual(matcher_object._unmatched_threshold, 0.3) |
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self.assertFalse(matcher_object._negatives_lower_than_unmatched) |
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self.assertTrue(matcher_object._force_match_for_each_row) |
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self.assertTrue(matcher_object._use_matmul_gather) |
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def test_build_bipartite_matcher(self): |
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matcher_text_proto = """ |
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bipartite_matcher { |
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} |
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""" |
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matcher_proto = matcher_pb2.Matcher() |
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text_format.Merge(matcher_text_proto, matcher_proto) |
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matcher_object = matcher_builder.build(matcher_proto) |
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self.assertTrue( |
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isinstance(matcher_object, bipartite_matcher.GreedyBipartiteMatcher)) |
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def test_raise_error_on_empty_matcher(self): |
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matcher_text_proto = """ |
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""" |
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matcher_proto = matcher_pb2.Matcher() |
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text_format.Merge(matcher_text_proto, matcher_proto) |
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with self.assertRaises(ValueError): |
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matcher_builder.build(matcher_proto) |
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if __name__ == '__main__': |
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tf.test.main() |
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