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{
  "reader_scale": 3.0,
  "reader_left_trim_ratio": 0.02,
  "det_conf": 0.25,
  "det_imgsz": 384,
  "det_fallback_imgsz": 800,
  "dilate": 0.0,
  "min_crop_w": 16,
  "min_crop_h": 10,
  "suggest_bar": 0.9,
  "high_trust_bar": 0.985,
  "max_score_digits": 12,
  "certified": {
    "date": "2026-07-28",
    "det_imgsz": 960,
    "end_to_end_strict_test_pct": 94.50,
    "end_to_end_tolerant_test_pct": 95.31,
    "detector_capture_test_pct": 96.90,
    "suggestion_val_bar0.9": {"shown_pct": 96.5, "in_list_pct": 97.5, "top1_pct": 89.6},
    "routing_val_bar0.985": {"coverage_pct": 92.1, "accuracy_pct": 98.13},
    "notes": "per-submission metrics; provenance in ScoreIDv1 docs/CERTIFICATION-2026-07-27.md"
  },
  "runtime_validation": {
    "date": "2026-07-30",
    "population": "grouped-v3 test split with completed local evidence assets",
    "sample_size": 10000,
    "seed": 20260730,
    "strategy": "detector size 384; retry at 800 only when the fast pass yields no accepted suggestions",
    "baseline_960": {"strict_top1_pct": 77.48, "in_list_pct": 87.29, "shown_pct": 93.56},
    "optimized": {"strict_top1_pct": 77.97, "in_list_pct": 87.23, "shown_pct": 94.59, "fallback_pct": 8.64}
  },
  "ocr_preprocessing_certification": {
    "date": "2026-08-02",
    "candidate": "trim 2% from the left edge of each detector crop before reader resize",
    "validation_v2": {
      "usable_samples": 255,
      "baseline_exact_pct": 94.90,
      "candidate_exact_pct": 95.69,
      "paired_fixes": 2,
      "paired_regressions": 0
    },
    "test_v5_reserve": {
      "usable_samples": 170,
      "baseline_exact_pct": 97.06,
      "candidate_exact_pct": 97.06,
      "paired_fixes": 1,
      "paired_regressions": 1,
      "display_regressions": 0
    },
    "decision": "promoted after validation improvement and frozen-test non-inferiority"
  },
  "provenance": {
    "detector": "ScoreIDv1 runs/det/det_mined_full (YOLO11s, 392,637 OCR-confirmed mined photos)",
    "reader": "ScoreIDv1 runs/s3/s3_v9_anchor (8.0M-param CTC, corpus v3: 415,742 DB-anchored crops)"
  }
}