[Copy annotation] sometimes it is difficult to annotate same objects on different images, it will be really helpful if we can get a feature that can copy annotations from one image to another, if already exists, please explain.

[vishalmandley]

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[wkentaro]

If you use keep_prev: true/false option in ~/.labelmerc or labelme --keep-prev or the menu bar, it will keep the polygons in the previous frame.