{
  "timestamp_utc": "2026-10-09T14:36:24.793112+00:00",
  "dataset_version": "scene-foundry-v1",
  "real_execution": true,
  "real_inference": false,
  "fictional_data_only": false,
  "data_type": "public-photographs",
  "data_context": "33 real photographs from \u201cPhotogrammetry Test Set: Dice - Turntable - Strong Lights - Heavily Textured w Watercolors\u201d by alansartlog / CC BY 4.0. Resized subset. All camera poses and geometry recomputed using COLMAP.",
  "case_count": 1,
  "completed": 1,
  "metrics": {
    "registered_cameras": {
      "passed": 33,
      "total": 33
    }
  },
  "measurements": {
    "input_images": 33,
    "registered_images": 33,
    "unregistered_images": 0,
    "sparse_points": 16844,
    "median_reprojection_px": 0.21890517881165977,
    "mean_reprojection_px": 0.28900071186267257,
    "median_track_length": 4.0,
    "elapsed_seconds": 29.86,
    "models": 1,
    "pycolmap_version": "4.2.1"
  },
  "latency": {
    "median_case_seconds": 0.229,
    "p95_case_seconds": 0.229,
    "scope": "Full HTTP sample execution; reconstruction demo loads recorded geometry. Actual reconstruction time is in measurements."
  },
  "environment": {
    "cpu": "Intel(R) Core(TM) i7-14650HX",
    "gpu": "not used; all recorded pipelines ran on CPU",
    "python": "3.12.3"
  },
  "limits": "One object and capture setup. Sparse points, not a dense textured mesh. Arbitrary scale without a measured reference. Reprojection error is an internal fit measure, not an external 3D accuracy measurement.",
  "cases": [
    {
      "input_images": 33,
      "registered_images": 33,
      "unregistered_images": 0,
      "sparse_points": 16844,
      "median_reprojection_px": 0.21890517881165977,
      "mean_reprojection_px": 0.28900071186267257,
      "median_track_length": 4.0,
      "elapsed_seconds": 29.86,
      "models": 1,
      "pycolmap_version": "4.2.1"
    }
  ]
}