{
  "dataset": "MovieLens-100K genre content",
  "protocol": "chronological leave-two-out, constrained full-catalog generative ranking",
  "seeds": [
    42,
    43,
    44
  ],
  "rqvae_steps": 240,
  "decoder_steps_per_seed": 240,
  "rqvae": {
    "initial_loss": 0.0717181992,
    "final_loss": 0.0149730538,
    "unique_prefixes": 199,
    "collision_token_cardinality": 376
  },
  "random_id": {
    "parameters": 155760,
    "hit_at_10": 0.0203862661,
    "hit_at_10_std": 0.0083571684,
    "ndcg_at_10": 0.0104337761,
    "ndcg_at_10_std": 0.0018989144,
    "head_share_at_10": 0.557546495
  },
  "tiger": {
    "parameters": 155760,
    "hit_at_10": 0.0139484979,
    "hit_at_10_std": 0.0048777474,
    "ndcg_at_10": 0.0063483683,
    "ndcg_at_10_std": 0.0018229714,
    "head_share_at_10": 0.3927038627
  },
  "ndcg_gain_percent": -39.1556011179,
  "schema_version": 2,
  "manifest_ref": "reproduction:tiger",
  "evaluation_protocol": {
    "tier": "l2_public_dataset",
    "seeds": [
      42,
      43,
      44
    ],
    "formal_comparison": true,
    "claim_policy": "formal multi-seed comparison"
  },
  "provenance": {
    "artifact_path": "docs/reproductions/2305.05065-tiger/metrics/movielens-100k-seeds42-44.json",
    "historical_migration": "historical-metrics-v2-2026-08-09",
    "original_code_commit": "not recorded",
    "dataset_fingerprint": "not recorded in historical artifact"
  }
}