{
  "paper": "OneTrans",
  "arxiv_id": "2510.26104",
  "dataset": "MovieLens 100K",
  "seeds": [
    42,
    43,
    44
  ],
  "configuration": {
    "dimensions": 64,
    "layers": 2,
    "sequence_length": 32,
    "non_sequence_tokens": 2,
    "steps": 240
  },
  "results": {
    "encode_then_interact": {
      "hit_at_10": 0.015379113018597998,
      "hit_at_10_std": 0.004321547200856427,
      "ndcg_at_10": 0.0068983730507076015,
      "ndcg_at_10_std": 0.002246110581776188,
      "head_share_at_10": 0.3373748211731044
    },
    "onetrans": {
      "hit_at_10": 0.03040057224606581,
      "hit_at_10_std": 0.003540591894353242,
      "ndcg_at_10": 0.015423280624941015,
      "ndcg_at_10_std": 0.003354677830047008,
      "head_share_at_10": 0.9199928469241775
    }
  },
  "ndcg_gain_percent": 123.57852368333384,
  "conclusion": "OneTrans improved accuracy across three seeds but collapsed strongly toward popular items, so the local gain is not clean evidence of personalization quality.",
  "schema_version": 2,
  "manifest_ref": "reproduction:onetrans",
  "evaluation_protocol": {
    "tier": "l3_paper_pipeline",
    "seeds": [
      42,
      43,
      44
    ],
    "formal_comparison": true,
    "claim_policy": "formal multi-seed comparison"
  },
  "provenance": {
    "artifact_path": "docs/reproductions/2510.26104-onetrans/metrics/movielens-100k-seed42.json",
    "historical_migration": "historical-metrics-v2-2026-08-09",
    "original_code_commit": "not recorded",
    "dataset_fingerprint": "not recorded in historical artifact"
  }
}