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Reduce number of loops in tracker #206

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Reduce number of loops in tracker #206

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8 changes: 4 additions & 4 deletions deep_sort/tracker.py
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Original file line number Diff line number Diff line change
Expand Up @@ -103,10 +103,10 @@ def gated_metric(tracks, dets, track_indices, detection_indices):
return cost_matrix

# Split track set into confirmed and unconfirmed tracks.
confirmed_tracks = [
i for i, t in enumerate(self.tracks) if t.is_confirmed()]
unconfirmed_tracks = [
i for i, t in enumerate(self.tracks) if not t.is_confirmed()]
confirmed_tracks = list()
unconfirmed_tracks = list()
for i, t in enumerate(self.tracks):
confirmed_tracks.append(i) if t.is_confirmed() else unconfirmed_tracks.append(i)

# Associate confirmed tracks using appearance features.
matches_a, unmatched_tracks_a, unmatched_detections = \
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