{
  "version": "1.0.0",
  "timestamp": "2026-07-30T17:43:08.337413+00:00",
  "input": {
    "source": "phase3_product_group_mapping.csv + phase2_output.parquet",
    "products": 4440,
    "groups": 3691
  },
  "output": {
    "variants": 4299,
    "products_mapped": 4440,
    "groups": 3691
  },
  "variant_distribution": {
    "groups_with_1_variant": 3235,
    "groups_with_2_variants": 357,
    "groups_with_3_variants": 67,
    "groups_with_4plus_variants": 32,
    "max_variants_per_group": 10,
    "avg_variants_per_group": 1.1647250067732322
  },
  "variant_count_distribution": {
    "1": 3235,
    "2": 357,
    "3": 67,
    "4": 22,
    "5": 5,
    "6": 2,
    "7": 2,
    "10": 1
  },
  "missing_size": {
    "products_with_missing_size": 215,
    "products_with_no_size_variant": 215
  }
}