{
  "experiment": "A26 depth-confidence regional lock",
  "protocol": {
    "case_count": 10,
    "selection_uses_gt": false,
    "retrospective_validation_uses_gt": true,
    "source": "/home/jiachen/TRELLIS/experiments/nonorthogonal_gpt_orthoview/outputs/data_survey/vggt_spatial_adapter/support_guidance_a25_regional_visible_geometry_gate/analysis.json",
    "selected_thresholds": {
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    "depth_confidence_lock": "Accept repair only when depth is not hard-failing, regional visible support is not deleted, and there is positive depth or silhouette evidence.",
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  ],
  "aggregate": {
    "a24_calibrated": {
      "cases": 10,
      "repair_selected_cases": 3,
      "false_reject_cases": 4,
      "false_accept_cases": 0,
      "mean_selected_chamfer_delta_vs_baseline": -0.0005431727114662569,
      "mean_selected_fscore_delta_vs_baseline": 0.006747398184287784,
      "selected_repair_cases": [
        "gso_000_input4",
        "gso_002_input4",
        "gso_009_input4"
      ],
      "false_reject_case_ids": [
        "gso_001_input4",
        "gso_003_input4",
        "gso_004_input4",
        "gso_006_input4"
      ],
      "false_accept_case_ids": []
    },
    "a25_regional_visible": {
      "cases": 10,
      "repair_selected_cases": 7,
      "false_reject_cases": 2,
      "false_accept_cases": 2,
      "mean_selected_chamfer_delta_vs_baseline": -0.00028775629645613336,
      "mean_selected_fscore_delta_vs_baseline": 0.005091282726059668,
      "selected_repair_cases": [
        "gso_000_input4",
        "gso_001_input4",
        "gso_002_input4",
        "gso_003_input4",
        "gso_004_input4",
        "gso_005_input4",
        "gso_007_input4"
      ],
      "false_reject_case_ids": [
        "gso_006_input4",
        "gso_009_input4"
      ],
      "false_accept_case_ids": [
        "gso_005_input4",
        "gso_007_input4"
      ]
    },
    "a26_depth_confidence_regional_lock": {
      "cases": 10,
      "repair_selected_cases": 3,
      "false_reject_cases": 4,
      "false_accept_cases": 0,
      "mean_selected_chamfer_delta_vs_baseline": -0.00020622344821259324,
      "mean_selected_fscore_delta_vs_baseline": 0.0019278847374979702,
      "selected_repair_cases": [
        "gso_000_input4",
        "gso_003_input4",
        "gso_004_input4"
      ],
      "false_reject_case_ids": [
        "gso_001_input4",
        "gso_002_input4",
        "gso_006_input4",
        "gso_009_input4"
      ],
      "false_accept_case_ids": []
    }
  },
  "conclusion": {
    "status": "mixed_positive_diagnostic",
    "summary": "A26 improves the A25 false-accept problem but still shows that case-level GT-beneficial labels are too coarse for tiny Chamfer/F-score changes; the next step should build real per-pixel depth-confidence maps rather than only case-level deltas."
  }
}