{
  "frozen_at": "2026-08-29T11:03:21Z",
  "matrix": "q_corpus_1_matrix.csv",
  "matrix_sha256": "87a530d672ad18c1a1f0b550aa104af23daf52f77c5504ab0ce665a2f21c8ee5",
  "score_sd_median": 0.3011090610836323,
  "score_sd_n": 4929,
  "delta_official_multiplier": 1.0,
  "delta_official": 0.3011090610836323,
  "delta_signal_multiplier": 0.6666666666666666,
  "delta_signal_label": "2/3",
  "delta_signal": 0.20073937405575484,
  "delta_signal_approx_se_multiple": 2.0,
  "delta_band_required": true,
  "delta_band_labels": [
    "0.5",
    "2/3",
    "1.0",
    "1.5",
    "2.0"
  ],
  "delta_band": [
    {
      "multiplier": 0.5,
      "label": "0.5",
      "delta": 0.15055453054181614,
      "official": false
    },
    {
      "multiplier": 0.6666666666666666,
      "label": "2/3",
      "delta": 0.20073937405575484,
      "official": false
    },
    {
      "multiplier": 1.0,
      "label": "1.0",
      "delta": 0.3011090610836323,
      "official": true
    },
    {
      "multiplier": 1.5,
      "label": "1.5",
      "delta": 0.45166359162544845,
      "official": false
    },
    {
      "multiplier": 2.0,
      "label": "2.0",
      "delta": 0.6022181221672646,
      "official": false
    }
  ],
  "top_k": 3,
  "gamma": 1.5,
  "collapse_share_threshold": 0.9,
  "n_pool_models": 20,
  "baselines": [
    "oracle",
    "random",
    "always_cheapest",
    "always_most_expensive",
    "best_static_single",
    "best_static_value",
    "always_one_model"
  ],
  "always_one_model_pin": "Hy3",
  "notes": "Headline / signal Delta-Hit uses the 2/3× median score_sd band entry (≈ 2× SE of the published 10-judge mean). delta_official stays 1.0× median score_sd for AutoBench-comparable legacy reporting; do not overwrite it until the legacy column is retired. Every router table must still report Delta-Hit (and Value Hit / under-routing) at all five multipliers; a one-column scoreboard is invalid. Parent-plan 2× floor is the 2.0× sensitivity column only. always_one_model pins Hy3 (full 252 scored on q-corpus 1)."
}