{
  "schema_version": 1,
  "evidence_kind": "offline synthetic crop-mechanics experiment",
  "license": "Original code and synthetic assets: MIT, see LICENSE. Referenced upstream processor header: Apache-2.0; model repository card: MIT. No upstream code is bundled.",
  "scope": "No model inference, model weights, remote code, network, paid service, or game engine is used by these scripts.",
  "model_accuracy_measured": false,
  "segmentation_or_background_removal": false,
  "coordinate_contract": {
    "size_order": [
      "width",
      "height"
    ],
    "box_order": [
      "x0",
      "y0",
      "x1",
      "y1"
    ],
    "units": "pixels",
    "origin": "top-left",
    "x_direction": "right",
    "y_direction": "down",
    "orientation": "EXIF normalization must precede coordinate assignment; fixture PNGs have no EXIF",
    "integer_edges": "half-open [left, right) x [top, bottom)",
    "padding": "6 destination pixels on all sides before floor/ceil and clipping; fully outside boxes rejected before padding"
  },
  "source_revision": "5ca5edf5bd017b9919c05d08aebef5e4c7ac3bac",
  "primary_sources": [
    "https://huggingface.co/microsoft/Florence-2-base/blob/5ca5edf5bd017b9919c05d08aebef5e4c7ac3bac/processing_florence2.py",
    "https://huggingface.co/microsoft/Florence-2-base#object-detection"
  ],
  "source_note": "Pinned processor source was inspected, not downloaded or executed. The current public model card was read for OD usage.",
  "wide_fixture": {
    "size": [
      960,
      540
    ],
    "results": [
      {
        "index": 0,
        "label": "sword",
        "status": "accepted",
        "crop": [
          42,
          260,
          447,
          360
        ],
        "size": [
          405,
          100
        ],
        "file": "crop-00-sword.png"
      },
      {
        "index": 1,
        "label": "staff",
        "status": "accepted",
        "crop": [
          522,
          73,
          608,
          432
        ],
        "size": [
          86,
          359
        ],
        "file": "crop-01-staff.png"
      },
      {
        "index": 2,
        "label": "shield",
        "status": "accepted",
        "crop": [
          689,
          108,
          888,
          351
        ],
        "size": [
          199,
          243
        ],
        "file": "crop-02-shield.png"
      },
      {
        "index": 3,
        "label": "potion at border",
        "status": "accepted",
        "crop": [
          0,
          378,
          78,
          540
        ],
        "size": [
          78,
          162
        ],
        "file": "crop-03-border-potion.png"
      },
      {
        "index": 4,
        "label": "fully outside",
        "status": "rejected",
        "reason": "bbox has no positive-area overlap with the raster"
      },
      {
        "index": 5,
        "label": "zero width",
        "status": "rejected",
        "reason": "bbox must satisfy x0 < x1 and y0 < y1"
      },
      {
        "index": 6,
        "label": "reversed x",
        "status": "rejected",
        "reason": "bbox must satisfy x0 < x1 and y0 < y1"
      },
      {
        "index": 7,
        "label": "boolean coordinate",
        "status": "rejected",
        "reason": "coordinate: expected a finite int or float, not bool"
      },
      {
        "index": 8,
        "label": "text coordinate",
        "status": "rejected",
        "reason": "coordinate: expected a finite int or float, not bool"
      }
    ],
    "accepted": 4,
    "rejected": 5
  },
  "tall_fixture": {
    "size": [
      360,
      720
    ],
    "box": [
      220.2,
      55.7,
      273.1,
      658.2
    ],
    "padding_px": 6,
    "crop": [
      214,
      49,
      280,
      665
    ],
    "crop_size": [
      66,
      616
    ],
    "file": "crop-04-tall-staff.png"
  },
  "resize_demo": {
    "source_size": [
      960,
      540
    ],
    "target_size": [
      480,
      270
    ],
    "scale": 0.5,
    "source_box": [
      48.25,
      266.5,
      440.75,
      353.25
    ],
    "remapped_box": [
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      133.25,
      220.375,
      176.625
    ],
    "correct_crop": [
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      133,
      221,
      177
    ],
    "wrong_frame_crop": [
      48,
      266,
      441,
      270
    ],
    "warning": "Wrong crop intentionally supplies a false matching frame ID to illustrate why provenance must be correct; the true differing ID is rejected.",
    "unsupported_transforms": [
      "letterbox",
      "center crop",
      "rotation",
      "mirror",
      "translation",
      "different content",
      "aspect ratio changes"
    ]
  },
  "bin_arithmetic_demo": {
    "indices": [
      0,
      0,
      999,
      999
    ],
    "size": [
      960,
      540
    ],
    "pixels": [
      0.48,
      0.27,
      959.52,
      539.73
    ],
    "note": "Formula illustration using Python doubles; not an upstream parser run or bit-for-bit tensor equivalence."
  },
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