{
  "paper": "2607.12277",
  "adapter": "nontp",
  "dataset": "MovieLens 100K chronological leave-two-out; primary genre domain",
  "seeds": [
    42,
    43,
    44
  ],
  "steps_per_variant_seed": 80,
  "results": {
    "ntp": {
      "hit_at_10": 0.05078683834048641,
      "hit_at_10_std": 0.0026764358989799287,
      "ndcg_at_10": 0.024314093278406158,
      "ndcg_at_10_std": 0.0006211894256431911,
      "head_share_at_10": 0.9996065808297567
    },
    "tcl": {
      "hit_at_10": 0.05042918454935622,
      "hit_at_10_std": 0.003818697515032658,
      "ndcg_at_10": 0.02304291610883452,
      "ndcg_at_10_std": 0.0020520653150164028,
      "head_share_at_10": 0.9997854077253218
    },
    "tdl": {
      "hit_at_10": 0.048283261802575105,
      "hit_at_10_std": 0.001752138585681814,
      "ndcg_at_10": 0.023540119143047687,
      "ndcg_at_10_std": 0.0010888348359088594,
      "head_share_at_10": 0.9997138769670958
    },
    "nontp": {
      "hit_at_10": 0.048283261802575105,
      "hit_at_10_std": 0.004877747388049306,
      "ndcg_at_10": 0.022217457124232027,
      "ndcg_at_10_std": 0.002696629586196651,
      "head_share_at_10": 0.999821173104435
    }
  },
  "relative_nontp_vs_ntp_percent": {
    "hit_at_10": -4.929577464788741,
    "ndcg_at_10": -8.623131161696234
  },
  "reproduction_fidelity": "core_mechanism",
  "schema_version": 2,
  "manifest_ref": "reproduction:nontp",
  "evaluation_protocol": {
    "tier": "l2_public_dataset",
    "seeds": [
      42,
      43,
      44
    ],
    "formal_comparison": true,
    "claim_policy": "formal multi-seed comparison"
  },
  "provenance": {
    "artifact_path": "docs/reproductions/2607.12277-nontp/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"
  }
}