{
  "schemaVersion": 1,
  "session": "2024-12-01-COTA",
  "annotationProvenance": "Source-photo identity and multi-rider crop review by Codex, 2026-09-15, before detector run. Folder name retained as supplied grouping, not verified capture date. No ground-truth landmarks.",
  "pairs": [
    {
      "id": "A001",
      "file": "SUN_IMG_30474.jpeg",
      "riders": [
        {
          "role": "subject",
          "rider": "James",
          "panel": {
            "x": 0,
            "y": 0,
            "width": 5088,
            "height": 3392
          },
          "crop": {
            "x": 0,
            "y": 0,
            "width": 5088,
            "height": 3392
          },
          "annotations": [],
          "torsoLength": null,
          "annotationNote": "Original photo visually reviewed before detection. White-helmeted silver SV650 selected; other riders are not references. No anatomical ground-truth annotations."
        }
      ]
    },
    {
      "id": "A002",
      "file": "SUN_IMG_31413.jpeg",
      "riders": [
        {
          "role": "subject",
          "rider": "James",
          "panel": {
            "x": 0,
            "y": 0,
            "width": 5088,
            "height": 3392
          },
          "crop": {
            "x": 0,
            "y": 0,
            "width": 5088,
            "height": 3392
          },
          "annotations": [],
          "torsoLength": null,
          "annotationNote": "Original photo visually reviewed before detection. White-helmeted silver SV650 selected; other riders are not references. No anatomical ground-truth annotations."
        }
      ]
    },
    {
      "id": "A003",
      "file": "SUN_IMG_33055.jpeg",
      "riders": [
        {
          "role": "subject",
          "rider": "James",
          "panel": {
            "x": 0,
            "y": 0,
            "width": 5088,
            "height": 3392
          },
          "crop": {
            "x": 0,
            "y": 0,
            "width": 5088,
            "height": 3392
          },
          "annotations": [],
          "torsoLength": null,
          "annotationNote": "Original photo visually reviewed before detection. White-helmeted silver SV650 selected; other riders are not references. No anatomical ground-truth annotations."
        }
      ]
    },
    {
      "id": "A004",
      "file": "SUN_IMG_33217.jpeg",
      "riders": [
        {
          "role": "subject",
          "rider": "James",
          "panel": {
            "x": 0,
            "y": 0,
            "width": 5088,
            "height": 3392
          },
          "crop": {
            "x": 2067,
            "y": 742,
            "width": 980,
            "height": 1034
          },
          "annotations": [],
          "torsoLength": null,
          "annotationNote": "Original photo visually reviewed before detection. White-helmeted silver SV650 selected; other riders are not references. No anatomical ground-truth annotations."
        }
      ]
    }
  ]
}