{
  "split_counts": {
    "train": 1873,
    "val": 535,
    "test": 268
  },
  "repeated_image_ids_across_splits": {},
  "exact_pixel_duplicate_groups_all_splits": [],
  "cross_split_near_duplicate_candidates": [],
  "near_duplicate_method": "Separately centered/unit-normalized R/B channels, BOX downsample 32x32; dot-product >= 0.98 under 8 rotations/reflections. Candidate screen, not proof of sample independence.",
  "alternate_test_labels": 268
}