{
  "paper": {
    "title": "STEPS: Self-Triggered Agentic Push Recommendation"
  },
  "dataset": {
    "name": "MovieLens 100K",
    "users": 260,
    "items": 420
  },
  "setup": {
    "adapter": "steps",
    "same_split_and_candidates": true
  },
  "baseline": {
    "name": "shared transition + content baseline",
    "hit_at_10": 0.08846153846153847,
    "ndcg_at_10": 0.03539806521543129,
    "fresh_hit_at_10": 0.027777777777777776,
    "head_share_at_10": 0.29384615384615387
  },
  "method": {
    "name": "STEPS",
    "hit_at_10": 0.11153846153846154,
    "ndcg_at_10": 0.05877712172922141,
    "fresh_hit_at_10": 0.05555555555555555,
    "head_share_at_10": 0.23615384615384616
  },
  "relative": {
    "hit_at_10_percent": 26.086956521739133,
    "ndcg_at_10_percent": 66.04614227220064,
    "fresh_hit_at_10_percent": 100.0,
    "head_share_at_10_percent": -19.633507853403145
  },
  "stages": {
    "planning_agent_gated_ordinal_regression": true,
    "execution_agent_trajectory_reward": true,
    "filtering_agent_safeguard": true,
    "closed_loop_self_trigger": true,
    "validation_selected_alpha": 0.8,
    "validation": {
      "hit_at_10": 0.17692307692307693,
      "ndcg_at_10": 0.10358853033994385,
      "fresh_hit_at_10": 0.12,
      "head_share_at_10": 0.24615384615384617
    }
  },
  "paper_results": {
    "active_days_percent": 0.2843,
    "permission_disablement_percent": -1.9089,
    "compute_percent": -79.42
  },
  "scope": "MovieLens-100K 的公开内容特征与行为序列用于执行论文核心机制；没有使用生产私有流量、线上触发器或十亿级向量索引，线上指标只引用原文。",
  "schema_version": 2,
  "manifest_ref": "reproduction:steps",
  "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/2608.01949-steps/metrics/public-seed42.json",
    "historical_migration": "historical-metrics-v2-2026-08-09",
    "original_code_commit": "not recorded",
    "dataset_fingerprint": "not recorded in historical artifact"
  }
}