{
  "title": "TUIO 坐标左右颠倒，怎样用四角轨迹核对坐标变换",
  "evidence_type": "synthetic-not-field-measurement",
  "date": "2026-10-23",
  "required_deliverable": "四角与中心轨迹数据、坐标变换和落点录像",
  "fields": [
    "target",
    "x",
    "y",
    "width",
    "height",
    "expected_px",
    "expected_py"
  ],
  "sample_rows": [
    [
      "top-left",
      0,
      0,
      1920,
      1080,
      1919,
      0
    ],
    [
      "top-right",
      1,
      0,
      1920,
      1080,
      0,
      0
    ],
    [
      "bottom-right",
      1,
      1,
      1920,
      1080,
      0,
      1079
    ],
    [
      "bottom-left",
      0,
      1,
      1920,
      1080,
      1919,
      1079
    ],
    [
      "center",
      0.5,
      0.5,
      1920,
      1080,
      960,
      540
    ]
  ],
  "unmeasured": "已离线计算五点映射；未连接触摸设备、未制作真实落点录像，精度及延迟未测。"
}