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  "bench_version": 1,
  "track": "tabular",
  "model": "mlp_tiny",
  "metric_direction": "lower is better",
  "n_seeds": 8,
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    "delta_mean": -0.4313347339630127,
    "idea_wins": 5,
    "n_pairs": 8,
    "per_seed_diffs": [
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    "p_value": 0.4471,
    "mde": 1.372125195718692,
    "mde_rel_pct": 5.191921965169242,
    "verdict": "no significant win",
    "system_worked": false
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  "protocol": "8 paired seeds; baseline and idea share frozen-RFF+MLP architecture; baseline lr union equals idea lr union",
  "runtime_sec": 32.0839958190918,
  "mechanism_signature": {
    "prediction": "in standardized d=10 inputs, the matched exponential radial law (kappa=.5) predicts larger mean frequency radius than Gaussian and consequently larger input sensitivity",
    "predicted_radius_gap": 6.83772233983162,
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}