{
  "dataset": "MovieLens 100K",
  "seed": 42,
  "baseline": {
    "name": "6-layer full-sequence Transformer",
    "parameters": 138337,
    "hit_at_10": 0.06363636363636363,
    "ndcg_at_10": 0.03461720774328459,
    "head_share_at_10": 0.5709090909090909
  },
  "method": {
    "name": "3-layer SlimPer",
    "parameters": 145027,
    "hit_at_10": 0.07272727272727272,
    "ndcg_at_10": 0.035065389448509475,
    "head_share_at_10": 0.5781818181818181
  },
  "relative": {
    "hit_at_10_percent": 14.285714285714292,
    "ndcg_at_10_percent": 1.2946789600955824,
    "attention_score_reduction_percent": 94.12304866850322,
    "intermediate_reduction_percent": 87.87878787878788
  },
  "user_tokens_shared_across_candidates": true,
  "schema_version": 2,
  "manifest_ref": "reproduction:slimper",
  "evaluation_protocol": {
    "tier": "l2_public_dataset",
    "seeds": [
      42
    ],
    "formal_comparison": false,
    "claim_policy": "single/few-seed smoke result; do not claim a stable improvement"
  },
  "provenance": {
    "artifact_path": "docs/reproductions/2607.12281-slimper/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"
  }
}