Method: L2 Similarity threshold: 0.30 Total clusters (K): 3 ── Cluster 0 (2 images) → selected: frame_00004.png ── frame_00004.png ◄ frame_00010.png ── Cluster 1 (4 images) → selected: frame_00008.png ── frame_00007.png frame_00008.png ◄ frame_00009.png frame_00011.png ── Cluster 2 (6 images) → selected: frame_00003.png ── frame_00000.png frame_00001.png frame_00002.png frame_00003.png ◄ frame_00005.png frame_00006.png