{
  "schema": "skillreducer/research-table/1",
  "id": "beats-base-model",
  "study": "beats-base-model",
  "title": "Every drawn skill, with its outcome",
  "evidence_class": "measured-local",
  "date": "2026-09-19",
  "commit": "33c5c78cc2e4fccc4f55a54ded91f0c1c6d1aed9",
  "source_documents": [
    {
      "path": "docs/experiments/BASELINE-2026-09-19.md",
      "commit": "33c5c78cc2e4fccc4f55a54ded91f0c1c6d1aed9",
      "committed": "2026-09-19"
    }
  ],
  "n_meaning": "Graded runs per arm behind the row: the repetitions of every graded task",
  "columns": [
    {
      "name": "skill",
      "description": "Skill slug in the AirMarket catalog"
    },
    {
      "name": "name",
      "description": "Skill name as listed"
    },
    {
      "name": "status",
      "description": "eligible (beats the base model), no_baseline_advantage, tasks_not_discriminating, unmeasurable or insufficient_repetitions"
    },
    {
      "name": "status_superseded",
      "description": "Status under the superseded eligibility rule, when it differs"
    },
    {
      "name": "decided",
      "description": "Counted in the denominator"
    },
    {
      "name": "beats_base",
      "description": "Beat the base model on at least one task"
    },
    {
      "name": "shape",
      "description": "Document shape (SPEC-003)"
    },
    {
      "name": "bytes",
      "description": "SKILL.md size in bytes"
    },
    {
      "name": "size_band",
      "description": "small under 2,500 bytes, medium to 6,000, large above"
    },
    {
      "name": "installs",
      "description": "Installs reported by the catalog"
    },
    {
      "name": "install_band",
      "description": "tail under 500, mid to 10,000, top above"
    },
    {
      "name": "tasks_graded",
      "description": "Tasks graded on both arms"
    },
    {
      "name": "tasks_floor_perfect",
      "description": "Tasks the unaided host scored 1.000"
    },
    {
      "name": "tasks_beating_base",
      "description": "Tasks where the skill beat the unaided host"
    },
    {
      "name": "best_advantage",
      "description": "Largest median grade gain over no skill"
    },
    {
      "name": "mean_advantage",
      "description": "Mean median grade gain over no skill"
    },
    {
      "name": "R",
      "description": "Repetitions requested per task per arm"
    },
    {
      "name": "n",
      "description": "Graded runs per arm behind the row: the repetitions of every graded task"
    },
    {
      "name": "evidence_class",
      "description": "Evidence class of the figure (SPEC.md section 20)"
    },
    {
      "name": "date",
      "description": "UTC day the study's last measured run landed"
    },
    {
      "name": "commit",
      "description": "Commit the figures come from: the committed data when the study has some, otherwise the latest commit of the document that reports it"
    }
  ],
  "rows": [
    {
      "skill": "alphagbm-tepper-signal",
      "name": "AlphaGBM Tepper Panic-Buy Signal",
      "status": "eligible",
      "status_superseded": null,
      "decided": true,
      "beats_base": true,
      "shape": "reference-lookup",
      "bytes": 4865,
      "size_band": "medium",
      "installs": null,
      "install_band": "tail",
      "tasks_graded": 1,
      "tasks_floor_perfect": 0,
      "tasks_beating_base": 1,
      "best_advantage": 1,
      "mean_advantage": 1,
      "R": 3,
      "n": 3,
      "evidence_class": "measured-local",
      "date": "2026-09-19",
      "commit": "33c5c78cc2e4fccc4f55a54ded91f0c1c6d1aed9"
    },
    {
      "skill": "feedback",
      "name": "Feedback",
      "status": "eligible",
      "status_superseded": null,
      "decided": true,
      "beats_base": true,
      "shape": "reference-prose",
      "bytes": 13654,
      "size_band": "large",
      "installs": 134,
      "install_band": "tail",
      "tasks_graded": 1,
      "tasks_floor_perfect": 0,
      "tasks_beating_base": 1,
      "best_advantage": 1,
      "mean_advantage": 1,
      "R": 3,
      "n": 3,
      "evidence_class": "measured-local",
      "date": "2026-09-19",
      "commit": "33c5c78cc2e4fccc4f55a54ded91f0c1c6d1aed9"
    },
    {
      "skill": "n8n-error-handling",
      "name": "n8n Error Handling",
      "status": "eligible",
      "status_superseded": null,
      "decided": true,
      "beats_base": true,
      "shape": "reference-lookup",
      "bytes": 19074,
      "size_band": "large",
      "installs": null,
      "install_band": "tail",
      "tasks_graded": 2,
      "tasks_floor_perfect": 1,
      "tasks_beating_base": 1,
      "best_advantage": 0.75,
      "mean_advantage": 0.375,
      "R": 3,
      "n": 6,
      "evidence_class": "measured-local",
      "date": "2026-09-19",
      "commit": "33c5c78cc2e4fccc4f55a54ded91f0c1c6d1aed9"
    },
    {
      "skill": "research-agent",
      "name": "Research Agent Authoring Playbook",
      "status": "eligible",
      "status_superseded": null,
      "decided": true,
      "beats_base": true,
      "shape": "reference-prose",
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      "size_band": "large",
      "installs": null,
      "install_band": "tail",
      "tasks_graded": 1,
      "tasks_floor_perfect": 0,
      "tasks_beating_base": 1,
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      "mean_advantage": 0.6,
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      "n": 3,
      "evidence_class": "measured-local",
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      "commit": "33c5c78cc2e4fccc4f55a54ded91f0c1c6d1aed9"
    },
    {
      "skill": "typescript-server",
      "name": "SpacetimeDB TypeScript SDK Reference",
      "status": "eligible",
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      "decided": true,
      "beats_base": true,
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      "size_band": "large",
      "installs": null,
      "install_band": "tail",
      "tasks_graded": 1,
      "tasks_floor_perfect": 0,
      "tasks_beating_base": 1,
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      "mean_advantage": 0.6,
      "R": 3,
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      "evidence_class": "measured-local",
      "date": "2026-09-19",
      "commit": "33c5c78cc2e4fccc4f55a54ded91f0c1c6d1aed9"
    },
    {
      "skill": "optimize-simplicite-logs",
      "name": "Optimize Simplicite Logs",
      "status": "eligible",
      "status_superseded": null,
      "decided": true,
      "beats_base": true,
      "shape": "workflow",
      "bytes": 3743,
      "size_band": "medium",
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      "install_band": "tail",
      "tasks_graded": 2,
      "tasks_floor_perfect": 1,
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      "mean_advantage": 0.25,
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      "evidence_class": "measured-local",
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      "commit": "33c5c78cc2e4fccc4f55a54ded91f0c1c6d1aed9"
    },
    {
      "skill": "architecture-designer",
      "name": "Architecture Designer",
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      "decided": true,
      "beats_base": true,
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      "size_band": "medium",
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      "install_band": "tail",
      "tasks_graded": 1,
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      "mean_advantage": 0.4,
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      "evidence_class": "measured-local",
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      "commit": "33c5c78cc2e4fccc4f55a54ded91f0c1c6d1aed9"
    },
    {
      "skill": "cost-efficiency-analyzer",
      "name": "Cost Efficiency Analyzer",
      "status": "eligible",
      "status_superseded": null,
      "decided": true,
      "beats_base": true,
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      "size_band": "medium",
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      "install_band": "tail",
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      "commit": "33c5c78cc2e4fccc4f55a54ded91f0c1c6d1aed9"
    },
    {
      "skill": "debugging-network-issues",
      "name": "Debugging Network Issues",
      "status": "eligible",
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      "decided": true,
      "beats_base": true,
      "shape": "reference-lookup",
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      "install_band": "mid",
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      "tasks_floor_perfect": 1,
      "tasks_beating_base": 1,
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      "mean_advantage": 0.2,
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      "commit": "33c5c78cc2e4fccc4f55a54ded91f0c1c6d1aed9"
    },
    {
      "skill": "eol-message",
      "name": "EOL Message",
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      "status_superseded": null,
      "decided": true,
      "beats_base": true,
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      "install_band": "tail",
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    },
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      "skill": "geo-fundamentals",
      "name": "GEO Fundamentals",
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      "decided": true,
      "beats_base": true,
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    },
    {
      "skill": "landing-page-conversion-audit",
      "name": "Landing Page Conversion Audit",
      "status": "eligible",
      "status_superseded": null,
      "decided": true,
      "beats_base": true,
      "shape": "dialogue",
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    },
    {
      "skill": "offensive-reporting",
      "name": "Penetration Test Reporting - Professional Methodology",
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    },
    {
      "skill": "terracotta",
      "name": "Terracotta Design System Skill (Universal)",
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      "status_superseded": "insufficient_repetitions",
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      "beats_base": true,
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    },
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      "skill": "unity-primetween",
      "name": "PrimeTween Skills",
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      "skill": "unity-script-roles",
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      "skill": "dotnet-local-tools",
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