{
  "seed": 24,
  "n_documents": 80,
  "n_scenarios": 5,
  "engine_profile": "presidio-style-checksum-policy",
  "rows": [
    {
      "scenario_id": "S01",
      "method": "checksum_policy",
      "precision": 1.0,
      "recall": 1.0,
      "over_redaction": 0.0,
      "residual_leak": 0.0,
      "leftover_exports": 0,
      "metadata_leaks": 0,
      "hardneg_hits": 0,
      "n_docs": 20
    },
    {
      "scenario_id": "S02",
      "method": "checksum_policy",
      "precision": 1.0,
      "recall": 1.0,
      "over_redaction": 0.0,
      "residual_leak": 0.0,
      "leftover_exports": 0,
      "metadata_leaks": 0,
      "hardneg_hits": 0,
      "n_docs": 20
    },
    {
      "scenario_id": "S03",
      "method": "checksum_policy",
      "precision": 1.0,
      "recall": 1.0,
      "over_redaction": 0.0,
      "residual_leak": 0.0,
      "leftover_exports": 0,
      "metadata_leaks": 0,
      "hardneg_hits": 0,
      "n_docs": 10
    },
    {
      "scenario_id": "S04",
      "method": "checksum_policy",
      "precision": 1.0,
      "recall": 1.0,
      "over_redaction": 0.0,
      "residual_leak": 0.0,
      "leftover_exports": 0,
      "metadata_leaks": 0,
      "hardneg_hits": 0,
      "n_docs": 20
    },
    {
      "scenario_id": "S05",
      "method": "checksum_policy",
      "precision": 1.0,
      "recall": 1.0,
      "over_redaction": 0.0,
      "residual_leak": 0.0,
      "leftover_exports": 0,
      "metadata_leaks": 0,
      "hardneg_hits": 0,
      "n_docs": 80
    }
  ],
  "sample_kpis": {
    "n_docs": 20,
    "n_spans": 70,
    "n_review": 0,
    "n_redacted": 70,
    "policy_precision": 1.0,
    "policy_recall": 1.0,
    "baseline_precision": 0.8333333333333334,
    "baseline_recall": 0.7142857142857143,
    "residual_leak": 0.0,
    "over_redaction": 0.0,
    "leftover_exports": 0,
    "metadata_leaks": 0,
    "elapsed_ms": 52,
    "engine_profile": "presidio-style-checksum-policy",
    "policy_action": "mask",
    "pages": 0,
    "chars": 2897
  },
  "note": "Synthetic laboratory corpus. A clean suite is not complete production redaction."
}