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Handle direct mapping states in MTT mean extraction #5242

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Handle direct mapping states in MTT mean extraction #5242

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78f1b98
Fix direct MTT mapping mean extraction
FlorianPfaff Aug 6, 2026
a9322eb
Test direct MTT mapping state extraction
FlorianPfaff Aug 6, 2026
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2 changes: 1 addition & 1 deletion src/pyrecest/evaluation/get_extract_mean.py
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Original file line number Diff line number Diff line change
Expand Up @@ -95,7 +95,7 @@ def _extract_mtt_mean(filter_state):
return _extract_track_collection_mean(filter_state.tracks)
if hasattr(filter_state, "single_target_filters"):
return _extract_track_collection_mean(filter_state.single_target_filters)
if isinstance(filter_state, (list, tuple)):
if isinstance(filter_state, (Mapping, list, tuple)):
return _extract_track_collection_mean(filter_state)
return _point_estimate_or_mean(filter_state)

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15 changes: 15 additions & 0 deletions tests/evaluation/test_get_extract_mean_mapping_tracks.py
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Expand Up @@ -41,3 +41,18 @@ def test_mtt_mean_extracts_mapping_values_from_get_tracks():
assert len(means) == 2
np.testing.assert_array_equal(means[0], [5.0, 6.0])
np.testing.assert_array_equal(means[1], [7.0, 8.0])


def test_mtt_mean_extracts_mapping_values_from_plain_mapping():
extract_mean = get_extract_mean("euclidean", mtt_scenario=True)
tracker_state = {
"track-a": Track([9.0, 10.0]),
"track-b": Track([11.0, 12.0]),
}

means = extract_mean(tracker_state)

assert isinstance(means, list)
assert len(means) == 2
np.testing.assert_array_equal(means[0], [9.0, 10.0])
np.testing.assert_array_equal(means[1], [11.0, 12.0])
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