Duplicate segment verification fix (#9225)

Solution by @Laughing-q to resolve duplicate segment verification bug in https://github.com/ultralytics/yolov5/pull/9052#issuecomment-1231426638Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com> Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com>

Duplicate segment verification fix (#9225)
5fb267f3 · Glenn Jocher · GitHub · f37ac8d6 · 5fb267f3
--- a/utils/dataloaders.py
+++ b/utils/dataloaders.py
@@ -963,7 +963,7 @@ def verify_image_label(args):
                if len(i) < nl:  # duplicate row check
                    lb = lb[i]  # remove duplicates
                    if segments:
-                        segments = segments[i]
+                        segments = [segments[x] for x in i]
                    msg = f'{prefix}WARNING: {im_file}: {nl - len(i)} duplicate labels removed'
            else:
                ne = 1  # label empty