{
  "disclosure_notes": [
    "The stale radiologist packet issue was fixed in regenerated review bundles and is treated as artifact hygiene, not a scientific-result issue.",
    "The supplemental VinDr evaluation probe was patched independently, but the five frozen training JSONLs still use pre-refresh VinDr boxes.",
    "Non-VinDr subsets are unaffected by this specific training-box issue."
  ],
  "eval_sets": {
    "primary_residual_318": {
      "artifact_ref": {
        "access": "credentialed",
        "bundle": "restricted-data",
        "logical_name": "primary_residual_318"
      },
      "purpose": "Primary source-ID-disjoint downstream evaluation; MIMIC-heavy and not verified patient/study-disjoint.",
      "summary": {
        "bbox_expected_rows": 318,
        "by_answer_format": {
          "mcq_letter": 132,
          "open_text": 186
        },
        "by_dataset": {
          "MIMIC-Ext-CXR-QBA": 315,
          "PaxRay": 3
        },
        "by_source_answer_type": {
          "None": 186,
          "anatomy": 1,
          "device": 23,
          "other": 2,
          "pathology": 106
        },
        "by_split": {
          "closed": 132,
          "open": 186
        },
        "rows": 318,
        "unique_ids": 186
      }
    },
    "supplemental_cxr8_answer_probe_200": {
      "artifact_ref": {
        "access": "credentialed",
        "bundle": "restricted-data",
        "logical_name": "supplemental_cxr8_answer_probe_200"
      },
      "purpose": "Supplemental answer-only CXR8 weak-label diagnostic.",
      "summary": {
        "bbox_expected_rows": 0,
        "by_answer_format": {
          "open_text": 200
        },
        "by_dataset": {
          "CXR8": 200
        },
        "by_source_answer_type": {
          "pathology": 200
        },
        "by_split": {
          "open": 200
        },
        "rows": 200,
        "unique_ids": 200
      }
    },
    "supplemental_vindr_diagnostic_283": {
      "artifact_ref": {
        "access": "credentialed",
        "bundle": "restricted-data",
        "logical_name": "supplemental_vindr_diagnostic_283"
      },
      "purpose": "Supplemental bbox-grounded reused-source diagnostic on the VinDr aortic-enlargement slice.",
      "summary": {
        "bbox_expected_rows": 283,
        "by_answer_format": {
          "mcq_letter": 124,
          "open_text": 159
        },
        "by_dataset": {
          "VinDr-CXR": 283
        },
        "by_source_answer_type": {
          "None": 159,
          "pathology": 124
        },
        "by_split": {
          "closed": 124,
          "open": 159
        },
        "rows": 283,
        "unique_ids": 159
      }
    }
  },
  "frozen_metrics": [
    "answer_acc",
    "mcq_acc",
    "open_acc",
    "answer_parse_rate",
    "bbox_parse_rate",
    "parseable_rate",
    "format_rate",
    "strict_format_rate",
    "primary_endpoint",
    "joint_grounded_05",
    "iou_03_all",
    "iou_05_all",
    "iou_07_all",
    "mean_iou_all",
    "iou_03_given_parseable",
    "iou_05_given_parseable",
    "iou_07_given_parseable",
    "mean_iou_given_parseable",
    "silence_acc"
  ],
  "frozen_on": "2026-03-22",
  "group_breakdowns": [
    "by_dataset",
    "by_split",
    "by_answer_format"
  ],
  "package_name": "paper_rev1_frozen_downstream_eval_20260322",
  "primary_endpoint": {
    "alias": "joint_grounded_05",
    "definition": "Answer is correct and, if bbox is expected, the prediction contains a parseable bbox with IoU >= 0.5; if bbox is not expected, the answer is correct and no bbox is emitted.",
    "name": "primary_endpoint"
  },
  "source_inputs": {
    "cxr8_answer_probe": {
      "access": "credentialed",
      "bundle": "restricted-data",
      "logical_name": "cxr8_answer_probe_source"
    },
    "supervision_base": {
      "access": "credentialed",
      "bundle": "restricted-data",
      "logical_name": "supervision_base_open_closed_20442"
    },
    "vindr_annotated": {
      "access": "credentialed",
      "bundle": "restricted-data",
      "logical_name": "vindr_annotated_source"
    },
    "visible_pool": {
      "access": "credentialed",
      "bundle": "restricted-data",
      "logical_name": "all_source_visible_rationale_pool_19763"
    }
  }
}