{
  "version": "V14",
  "exportVersion": "V14.0",
  "scope": "user_marked_targets",
  "generatedAt": "2026-10-30T09:23:20.188635+00:00",
  "title": "POC1024 · 已标注目标事件演示",
  "defaultSampleId": "E13",
  "coverage": {
    "userMarkedEventCount": 17,
    "sourceInventoryUniqueVideos": 17,
    "countBasis": "当前项目RO目录内17个独立原片，各一条用户标注；历史实验别名按原文件去重，不以候选条目数扩充分母。",
    "unpublishedEvents": []
  },
  "samples": [
    {
      "eventFrame": 540,
      "eventTime": 9.0,
      "clipStart": 6.0,
      "clipEnd": 12.0,
      "eventOffset": 3.0,
      "duration": 6.0,
      "frameCount": 360,
      "clipComplete": true,
      "clipNotice": "",
      "id": "E01",
      "stableId": "POC1024-V14-E01",
      "case": "0535L",
      "title": "用户标注 · 0535L",
      "userTarget": {
        "plateLabel": "0535L",
        "userTime": 9.0,
        "note": "文件名中的时间与车牌由用户提供；标注文字不是OCR结果。"
      },
      "curation": {
        "status": "confirmed_target",
        "targetVerified": true,
        "eventVerified": true,
        "reviewNote": "深灰 BMW，原画面6–12秒与车牌原图相符，从右侧越过白色连续分隔线向左进入本车前方；旧T1为另一辆浅色小车，已纠正。"
      },
      "automatic": {
        "status": "matched",
        "note": "冻结V11已在正确T69上给出8.0–11.4秒候选；本轮修正旧评估错配，不计作算法提升。"
      },
      "overlay": {
        "basis": "model_track",
        "note": "使用已核对的V11目标轨迹实际观测与PP车道预测；缺失观测不补框；用户车牌独立标明来源。"
      },
      "targetTrackIds": [
        69
      ],
      "trackId": 69,
      "trackRun": "V11",
      "trackSegments": [
        {
          "trackId": 69,
          "startFrame": 360,
          "endFrameExclusive": 721
        }
      ],
      "anchorKind": "user_marked_time",
      "eventRange": [
        8,
        11
      ],
      "eventLabel": "用户标注时刻",
      "video": "media/E01/review.mp4",
      "poster": "media/E01/poster.jpg",
      "receipt": "media/E01/receipt.json",
      "sheet": null,
      "plateStatus": "plate_detected",
      "plates": [
        {
          "rank": 1,
          "sourceFrame": 576,
          "time": 9.6,
          "sourcePts": 864000,
          "kind": "plate",
          "trackId": 69,
          "native": "media/E01/plates/rank01_native.png",
          "image": "media/E01/plates/rank01_preview.png",
          "vehicle": "media/E01/plates/rank01_vehicle.png",
          "nativeWidth": 73,
          "nativeHeight": 40,
          "nativeSha256": "3dd2487aacae849c4e1f6ecc5b7ce6f9c22b5ba4009a34759bb0912e1c07e18a",
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          "vehicleXYXY": [
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          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        },
        {
          "rank": 2,
          "sourceFrame": 564,
          "time": 9.4,
          "sourcePts": 846000,
          "kind": "plate",
          "trackId": 69,
          "native": "media/E01/plates/rank02_native.png",
          "image": "media/E01/plates/rank02_preview.png",
          "vehicle": "media/E01/plates/rank02_vehicle.png",
          "nativeWidth": 71,
          "nativeHeight": 38,
          "nativeSha256": "cad87989d2e88285180dbb0bcc6fc648b85c35769550f0fbb0e5f25321dd9b14",
          "cropXYXY": [
            1461,
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          ],
          "vehicleXYXY": [
            1201,
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          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        },
        {
          "rank": 3,
          "sourceFrame": 546,
          "time": 9.1,
          "sourcePts": 819000,
          "kind": "plate",
          "trackId": 69,
          "native": "media/E01/plates/rank03_native.png",
          "image": "media/E01/plates/rank03_preview.png",
          "vehicle": "media/E01/plates/rank03_vehicle.png",
          "nativeWidth": 66,
          "nativeHeight": 35,
          "nativeSha256": "7a533c4ac1b9eced471f9b16f99187ee592e083a6e6e582f37659c39bafc4c81",
          "cropXYXY": [
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          "vehicleXYXY": [
            1209,
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          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        }
      ],
      "reviewStatus": "pending",
      "identityNote": "事件按用户标记的物理目标组织；轨迹段经本轮对应核对，文字车牌来自用户，不代表模型 OCR。"
    },
    {
      "eventFrame": 1200,
      "eventTime": 20.0,
      "clipStart": 17.0,
      "clipEnd": 23.0,
      "eventOffset": 3.0,
      "duration": 6.0,
      "frameCount": 360,
      "clipComplete": true,
      "clipNotice": "",
      "id": "E02",
      "stableId": "POC1024-V14-E02",
      "case": "085T6",
      "title": "用户标注 · 085T6",
      "userTarget": {
        "plateLabel": "085T6",
        "userTime": 20.0,
        "note": "文件名中的时间与车牌由用户提供；标注文字不是OCR结果。"
      },
      "curation": {
        "status": "confirmed_target",
        "targetVerified": true,
        "eventVerified": true,
        "reviewNote": "银色SUV，17–23秒保持同一车身与尾部；约20–22秒向右跨入白色连续线右侧。车牌文字保留用户提供标签。"
      },
      "automatic": {
        "status": "matched",
        "note": "冻结V11的T3候选20.2–22.4秒对应此车的右移过程。"
      },
      "overlay": {
        "basis": "model_track",
        "note": "使用已核对的V11目标轨迹实际观测与PP车道预测；缺失观测不补框；用户车牌独立标明来源。"
      },
      "targetTrackIds": [
        3
      ],
      "trackId": 3,
      "trackRun": "V11",
      "trackSegments": [
        {
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          "startFrame": 1020,
          "endFrameExclusive": 1381
        }
      ],
      "anchorKind": "user_marked_time",
      "eventRange": [
        19.5,
        22.5
      ],
      "eventLabel": "用户标注时刻",
      "video": "media/E02/review.mp4",
      "poster": "media/E02/poster.jpg",
      "receipt": "media/E02/receipt.json",
      "sheet": null,
      "plateStatus": "plate_detected",
      "plates": [
        {
          "rank": 1,
          "sourceFrame": 1110,
          "time": 18.5,
          "sourcePts": 1665000,
          "kind": "plate",
          "trackId": 3,
          "native": "media/E02/plates/rank01_native.png",
          "image": "media/E02/plates/rank01_preview.png",
          "vehicle": "media/E02/plates/rank01_vehicle.png",
          "nativeWidth": 26,
          "nativeHeight": 11,
          "nativeSha256": "1a3c15eee53b3bfdfef1ec06bf2005945adaa5a040103dc85cc989d90e656a61",
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          ],
          "vehicleXYXY": [
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            640,
            1188,
            781
          ],
          "provenance": "verified_target_segment_with_v14_plate_localization"
        },
        {
          "rank": 2,
          "sourceFrame": 1080,
          "time": 18.0,
          "sourcePts": 1620000,
          "kind": "plate",
          "trackId": 3,
          "native": "media/E02/plates/rank02_native.png",
          "image": "media/E02/plates/rank02_preview.png",
          "vehicle": "media/E02/plates/rank02_vehicle.png",
          "nativeWidth": 28,
          "nativeHeight": 13,
          "nativeSha256": "7065e17f9cd5ada456c161b01e51213c3059bccd55902f39f506d6c01109dfc3",
          "cropXYXY": [
            1084,
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          ],
          "vehicleXYXY": [
            1007,
            640,
            1179,
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          ],
          "provenance": "verified_target_segment_with_v14_plate_localization"
        },
        {
          "rank": 3,
          "sourceFrame": 1092,
          "time": 18.2,
          "sourcePts": 1638000,
          "kind": "plate",
          "trackId": 3,
          "native": "media/E02/plates/rank03_native.png",
          "image": "media/E02/plates/rank03_preview.png",
          "vehicle": "media/E02/plates/rank03_vehicle.png",
          "nativeWidth": 27,
          "nativeHeight": 11,
          "nativeSha256": "08df919fe43834577a8d4248056b18906044129535140a6989e46a1ae47deef2",
          "cropXYXY": [
            1089,
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            1116,
            704
          ],
          "vehicleXYXY": [
            1013,
            642,
            1179,
            780
          ],
          "provenance": "verified_target_segment_with_v14_plate_localization"
        }
      ],
      "reviewStatus": "pending",
      "identityNote": "事件按用户标记的物理目标组织；轨迹段经本轮对应核对，文字车牌来自用户，不代表模型 OCR。"
    },
    {
      "eventFrame": 1200,
      "eventTime": 20.0,
      "clipStart": 17.0,
      "clipEnd": 23.0,
      "eventOffset": 3.0,
      "duration": 6.0,
      "frameCount": 360,
      "clipComplete": true,
      "clipNotice": "",
      "id": "E03",
      "stableId": "POC1024-V14-E03",
      "case": "20s",
      "title": "用户标注 · 20s",
      "userTarget": {
        "plateLabel": "",
        "userTime": 20.0,
        "note": "文件名中的时间与车牌由用户提供；标注文字不是OCR结果。"
      },
      "curation": {
        "status": "confirmed_target",
        "targetVerified": true,
        "eventVerified": true,
        "reviewNote": "前方深色贯穿尾灯SUV，17–19秒位于白色分隔线左侧，20–22秒跨线向右，23秒进入右侧车道；旧T566是对向车辆。用户未提供车牌。"
      },
      "automatic": {
        "status": "missed",
        "note": "冻结V11未为正确T2生成该次事件候选；标记点附近21/21个PP观测时刻均有目标，选线读出是当前定位问题。"
      },
      "overlay": {
        "basis": "model_track",
        "note": "使用已核对的V11目标轨迹实际观测与PP车道预测；缺失观测不补框；用户车牌独立标明来源。"
      },
      "targetTrackIds": [
        2
      ],
      "trackId": 2,
      "trackRun": "V11",
      "trackSegments": [
        {
          "trackId": 2,
          "startFrame": 1020,
          "endFrameExclusive": 1381
        }
      ],
      "anchorKind": "user_marked_time",
      "eventRange": [
        19.5,
        22.5
      ],
      "eventLabel": "用户标注时刻",
      "video": "media/E03/review.mp4",
      "poster": "media/E03/poster.jpg",
      "receipt": "media/E03/receipt.json",
      "sheet": null,
      "plateStatus": "plate_detected",
      "plates": [
        {
          "rank": 1,
          "sourceFrame": 1206,
          "time": 20.1,
          "sourcePts": 1809000,
          "kind": "plate",
          "trackId": 2,
          "native": "media/E03/plates/rank01_native.png",
          "image": "media/E03/plates/rank01_preview.png",
          "vehicle": "media/E03/plates/rank01_vehicle.png",
          "nativeWidth": 30,
          "nativeHeight": 11,
          "nativeSha256": "b2864c8c5fb6d4cf8233d8b4a2e400594eb9eaeb6955675b4fdd2929059b5b46",
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          "vehicleXYXY": [
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            1224,
            761
          ],
          "provenance": "verified_target_segment_with_v14_plate_localization"
        },
        {
          "rank": 2,
          "sourceFrame": 1326,
          "time": 22.1,
          "sourcePts": 1989000,
          "kind": "plate",
          "trackId": 2,
          "native": "media/E03/plates/rank02_native.png",
          "image": "media/E03/plates/rank02_preview.png",
          "vehicle": "media/E03/plates/rank02_vehicle.png",
          "nativeWidth": 29,
          "nativeHeight": 10,
          "nativeSha256": "29e5cd58822f8612bf818ecdedac9667b4f759a670a565b5c7a3de911b01d9d7",
          "cropXYXY": [
            1213,
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            1242,
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          ],
          "vehicleXYXY": [
            1163,
            652,
            1275,
            748
          ],
          "provenance": "verified_target_segment_with_v14_plate_localization"
        },
        {
          "rank": 3,
          "sourceFrame": 1170,
          "time": 19.5,
          "sourcePts": 1755000,
          "kind": "plate",
          "trackId": 2,
          "native": "media/E03/plates/rank03_native.png",
          "image": "media/E03/plates/rank03_preview.png",
          "vehicle": "media/E03/plates/rank03_vehicle.png",
          "nativeWidth": 32,
          "nativeHeight": 10,
          "nativeSha256": "c4988b9f06207c006dd12e05646dd96400155daeaa9fc58bd03dbcbd54dbae22",
          "cropXYXY": [
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          "vehicleXYXY": [
            1085,
            642,
            1200,
            750
          ],
          "provenance": "verified_target_segment_with_v14_plate_localization"
        }
      ],
      "reviewStatus": "pending",
      "identityNote": "事件按用户标记的物理目标组织；轨迹段经本轮对应核对，文字车牌来自用户，不代表模型 OCR。"
    },
    {
      "eventFrame": 480,
      "eventTime": 8.0,
      "clipStart": 5.0,
      "clipEnd": 11.0,
      "eventOffset": 3.0,
      "duration": 6.0,
      "frameCount": 360,
      "clipComplete": true,
      "clipNotice": "",
      "id": "E04",
      "stableId": "POC1024-V14-E04",
      "case": "26DV9",
      "title": "用户标注 · 26DV9",
      "userTarget": {
        "plateLabel": "26DV9",
        "userTime": 8.0,
        "note": "文件名中的时间与车牌由用户提供；标注文字不是OCR结果。"
      },
      "curation": {
        "status": "confirmed_target",
        "targetVerified": true,
        "eventVerified": true,
        "reviewNote": "白/米色黑顶SUV，已与原像素车牌26DV9和整车图对应；7–10秒从左侧经白色斜纹导流区域向右并入，未选同片T1。"
      },
      "automatic": {
        "status": "matched",
        "note": "冻结V11的正确T204候选8.2–9.8秒覆盖用户标记行为。"
      },
      "overlay": {
        "basis": "model_track",
        "note": "使用已核对的V11目标轨迹实际观测与PP车道预测；缺失观测不补框；用户车牌独立标明来源。"
      },
      "targetTrackIds": [
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      ],
      "trackId": 204,
      "trackRun": "V11",
      "trackSegments": [
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          "startFrame": 300,
          "endFrameExclusive": 661
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      ],
      "anchorKind": "user_marked_time",
      "eventRange": [
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        10.0
      ],
      "eventLabel": "用户标注时刻",
      "video": "media/E04/review.mp4",
      "poster": "media/E04/poster.jpg",
      "receipt": "media/E04/receipt.json",
      "sheet": null,
      "plateStatus": "plate_detected",
      "plates": [
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          "rank": 1,
          "sourceFrame": 576,
          "time": 9.6,
          "sourcePts": 864000,
          "kind": "plate",
          "trackId": 204,
          "native": "media/E04/plates/rank01_native.png",
          "image": "media/E04/plates/rank01_preview.png",
          "vehicle": "media/E04/plates/rank01_vehicle.png",
          "nativeWidth": 80,
          "nativeHeight": 31,
          "nativeSha256": "7ee92d3a103ec6e5a023764b3e422982ad8460101930d217e3af92d871b1e42b",
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          "vehicleXYXY": [
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          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        },
        {
          "rank": 2,
          "sourceFrame": 558,
          "time": 9.3,
          "sourcePts": 837000,
          "kind": "plate",
          "trackId": 204,
          "native": "media/E04/plates/rank02_native.png",
          "image": "media/E04/plates/rank02_preview.png",
          "vehicle": "media/E04/plates/rank02_vehicle.png",
          "nativeWidth": 82,
          "nativeHeight": 35,
          "nativeSha256": "24ac019529e0e9420ceeb4514923bd6336307032237f1e288474a8f01f052328",
          "cropXYXY": [
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          "vehicleXYXY": [
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          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        },
        {
          "rank": 3,
          "sourceFrame": 588,
          "time": 9.8,
          "sourcePts": 882000,
          "kind": "plate",
          "trackId": 204,
          "native": "media/E04/plates/rank03_native.png",
          "image": "media/E04/plates/rank03_preview.png",
          "vehicle": "media/E04/plates/rank03_vehicle.png",
          "nativeWidth": 77,
          "nativeHeight": 29,
          "nativeSha256": "e2cd7a860b9ab46f29d616a82679547d7fd6f8afa38d2a996ad2963883574511",
          "cropXYXY": [
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          "vehicleXYXY": [
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          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        }
      ],
      "reviewStatus": "pending",
      "identityNote": "事件按用户标记的物理目标组织；轨迹段经本轮对应核对，文字车牌来自用户，不代表模型 OCR。"
    },
    {
      "eventFrame": 1920,
      "eventTime": 32.0,
      "clipStart": 29.0,
      "clipEnd": 35.0,
      "eventOffset": 3.0,
      "duration": 6.0,
      "frameCount": 360,
      "clipComplete": true,
      "clipNotice": "",
      "id": "E05",
      "stableId": "POC1024-V14-E05",
      "case": "30s",
      "title": "用户标注 · 30s",
      "userTarget": {
        "plateLabel": "",
        "userTime": 30.0,
        "note": "文件名中的时间与车牌由用户提供；标注文字不是OCR结果。"
      },
      "curation": {
        "status": "confirmed_target",
        "targetVerified": true,
        "eventVerified": true,
        "reviewNote": "前方较远的白色三厢轿车T2，车尾两侧红灯、牌照区域较小；不能把右侧近处白色轿车T396当成同一辆。 T2从白色连续线左侧缓慢向右越线，进入靠右护栏侧的车道/侧带。 已对照实际源帧前中后车身与道路位置，检测框仅用于定位。 旧T396从23秒起已在线右，27–35秒显示真正越线的是T2；两车同帧共存。保留用户30秒，展示锚点取32秒以保留清晰并入后状态，不声称精确触线帧。"
      },
      "automatic": {
        "status": "missed",
        "note": "纠正目标为T2；旧T396是同时存在的另一辆车。冻结V11没有为正确T2生成这次事件候选。"
      },
      "overlay": {
        "basis": "model_track",
        "note": "使用已核对的V11目标轨迹实际观测与PP车道预测；缺失观测不补框；用户车牌独立标明来源。"
      },
      "targetTrackIds": [
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      ],
      "trackId": 2,
      "trackRun": "V11",
      "trackSegments": [
        {
          "trackId": 2,
          "startFrame": 1380,
          "endFrameExclusive": 2221
        }
      ],
      "anchorKind": "visual_crossing_time",
      "eventRange": [
        29.0,
        35.0
      ],
      "eventLabel": "画面核对跨线时刻",
      "video": "media/E05/review.mp4",
      "poster": "media/E05/poster.jpg",
      "receipt": "media/E05/receipt.json",
      "sheet": null,
      "plateStatus": "vehicle_region_unlocalized",
      "plates": [
        {
          "rank": 1,
          "sourceFrame": 2070,
          "time": 34.5,
          "sourcePts": 3105000,
          "kind": "vehicle_fallback",
          "trackId": 2,
          "native": "media/E05/plates/rank01_native.png",
          "image": "media/E05/plates/rank01_preview.png",
          "vehicle": "media/E05/plates/rank01_vehicle.png",
          "nativeWidth": 76,
          "nativeHeight": 40,
          "nativeSha256": "421efbf8f01767796e0bbcdc7af0495272d7221b385ab05dfdc8a0b300ff1ac9",
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          "vehicleXYXY": [
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            1228,
            729
          ],
          "provenance": "v14_observed_target_vehicle_region_quality_shortlist"
        },
        {
          "rank": 2,
          "sourceFrame": 1458,
          "time": 24.3,
          "sourcePts": 2187000,
          "kind": "vehicle_fallback",
          "trackId": 2,
          "native": "media/E05/plates/rank02_native.png",
          "image": "media/E05/plates/rank02_preview.png",
          "vehicle": "media/E05/plates/rank02_vehicle.png",
          "nativeWidth": 72,
          "nativeHeight": 40,
          "nativeSha256": "76463039b96aaec321821e0a4c91c997a7ba039c212b110ec50b3de9b8900711",
          "cropXYXY": [
            1043,
            675,
            1115,
            715
          ],
          "vehicleXYXY": [
            1039,
            654,
            1119,
            715
          ],
          "provenance": "v14_observed_target_vehicle_region_quality_shortlist"
        },
        {
          "rank": 3,
          "sourceFrame": 1380,
          "time": 23.0,
          "sourcePts": 2070000,
          "kind": "vehicle_fallback",
          "trackId": 2,
          "native": "media/E05/plates/rank03_native.png",
          "image": "media/E05/plates/rank03_preview.png",
          "vehicle": "media/E05/plates/rank03_vehicle.png",
          "nativeWidth": 70,
          "nativeHeight": 40,
          "nativeSha256": "97e558d1c1a06362fd864e8b60a0cd311f31d99adae99ea6f39586cbc152fa5c",
          "cropXYXY": [
            1047,
            680,
            1117,
            720
          ],
          "vehicleXYXY": [
            1043,
            658,
            1121,
            720
          ],
          "provenance": "v14_observed_target_vehicle_region_quality_shortlist"
        }
      ],
      "reviewStatus": "pending",
      "identityNote": "事件按用户标记的物理目标组织；轨迹段经本轮对应核对，文字车牌来自用户，不代表模型 OCR。"
    },
    {
      "eventFrame": 3180,
      "eventTime": 53.0,
      "clipStart": 50.0,
      "clipEnd": 56.0,
      "eventOffset": 3.0,
      "duration": 6.0,
      "frameCount": 360,
      "clipComplete": true,
      "clipNotice": "",
      "id": "E06",
      "stableId": "POC1024-V14-E06",
      "case": "38Q3L",
      "title": "用户标注 · 38Q3L",
      "userTarget": {
        "plateLabel": "38Q3L",
        "userTime": 53.0,
        "note": "文件名中的时间与车牌由用户提供；标注文字不是OCR结果。"
      },
      "curation": {
        "status": "confirmed_target",
        "targetVerified": true,
        "eventVerified": true,
        "reviewNote": "蓝灰Audi，与修正后的原像素车牌和整车图对应；52–55秒从左侧越过白色连续分隔线向右并入。旧水印误检图片已排除。"
      },
      "automatic": {
        "status": "matched",
        "note": "冻结V11正确T1898候选54.0–54.2秒命中该次过程；本条只展示一个用户标注事件。"
      },
      "overlay": {
        "basis": "model_track",
        "note": "使用已核对的V11目标轨迹实际观测与PP车道预测；缺失观测不补框；用户车牌独立标明来源。"
      },
      "targetTrackIds": [
        1898
      ],
      "trackId": 1898,
      "trackRun": "V11",
      "trackSegments": [
        {
          "trackId": 1898,
          "startFrame": 3000,
          "endFrameExclusive": 3361
        }
      ],
      "anchorKind": "user_marked_time",
      "eventRange": [
        52,
        55
      ],
      "eventLabel": "用户标注时刻",
      "video": "media/E06/review.mp4",
      "poster": "media/E06/poster.jpg",
      "receipt": "media/E06/receipt.json",
      "sheet": null,
      "plateStatus": "plate_detected",
      "plates": [
        {
          "rank": 1,
          "sourceFrame": 3174,
          "time": 52.9,
          "sourcePts": 4761000,
          "kind": "plate",
          "trackId": 1898,
          "native": "media/E06/plates/rank01_native.png",
          "image": "media/E06/plates/rank01_preview.png",
          "vehicle": "media/E06/plates/rank01_vehicle.png",
          "nativeWidth": 93,
          "nativeHeight": 50,
          "nativeSha256": "235393860e0b68c17040ef88410297503f8c7b375dc8195d627d97dba764b666",
          "cropXYXY": [
            458,
            784,
            551,
            834
          ],
          "vehicleXYXY": [
            393,
            648,
            913,
            919
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        },
        {
          "rank": 2,
          "sourceFrame": 3192,
          "time": 53.2,
          "sourcePts": 4788000,
          "kind": "plate",
          "trackId": 1898,
          "native": "media/E06/plates/rank02_native.png",
          "image": "media/E06/plates/rank02_preview.png",
          "vehicle": "media/E06/plates/rank02_vehicle.png",
          "nativeWidth": 84,
          "nativeHeight": 33,
          "nativeSha256": "f1042ae704aeb0cc6adfd1f9dc0df727362946f6bfea76769e1009b92faababb",
          "cropXYXY": [
            680,
            760,
            764,
            793
          ],
          "vehicleXYXY": [
            598,
            660,
            1001,
            891
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        },
        {
          "rank": 3,
          "sourceFrame": 3204,
          "time": 53.4,
          "sourcePts": 4806000,
          "kind": "plate",
          "trackId": 1898,
          "native": "media/E06/plates/rank03_native.png",
          "image": "media/E06/plates/rank03_preview.png",
          "vehicle": "media/E06/plates/rank03_vehicle.png",
          "nativeWidth": 52,
          "nativeHeight": 28,
          "nativeSha256": "48b94bca8776eb97ab971845ce0d687d81d71f3346305964fb216af24764cf85",
          "cropXYXY": [
            797,
            747,
            849,
            775
          ],
          "vehicleXYXY": [
            706,
            662,
            1022,
            857
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        }
      ],
      "reviewStatus": "pending",
      "identityNote": "事件按用户标记的物理目标组织；轨迹段经本轮对应核对，文字车牌来自用户，不代表模型 OCR。"
    },
    {
      "eventFrame": 2460,
      "eventTime": 41.0,
      "clipStart": 38.0,
      "clipEnd": 44.0,
      "eventOffset": 3.0,
      "duration": 6.0,
      "frameCount": 360,
      "clipComplete": true,
      "clipNotice": "",
      "id": "E07",
      "stableId": "POC1024-V14-E07",
      "case": "41s",
      "title": "用户标注 · 41s",
      "userTarget": {
        "plateLabel": "",
        "userTime": 41.0,
        "note": "文件名中的时间与车牌由用户提供；标注文字不是OCR结果。"
      },
      "curation": {
        "status": "confirmed_target",
        "targetVerified": true,
        "eventVerified": true,
        "reviewNote": "白色绿牌溜背轿车，39秒从画面右侧接近，40–42秒向左横移并跨过白色纵向分隔进入本车前方。未将其他远处白车作为目标。"
      },
      "automatic": {
        "status": "missed",
        "note": "冻结V11未为正确T1285生成41秒附近事件；PP采样20/21次有目标，选线后unknown和单帧侧别使稳定变化规则未触发。"
      },
      "overlay": {
        "basis": "model_track",
        "note": "使用已核对的V11目标轨迹实际观测与PP车道预测；缺失观测不补框；用户车牌独立标明来源。"
      },
      "targetTrackIds": [
        1285
      ],
      "trackId": 1285,
      "trackRun": "V11",
      "trackSegments": [
        {
          "trackId": 1285,
          "startFrame": 2280,
          "endFrameExclusive": 2641
        }
      ],
      "anchorKind": "user_marked_time",
      "eventRange": [
        40,
        42
      ],
      "eventLabel": "用户标注时刻",
      "video": "media/E07/review.mp4",
      "poster": "media/E07/poster.jpg",
      "receipt": "media/E07/receipt.json",
      "sheet": null,
      "plateStatus": "plate_detected",
      "plates": [
        {
          "rank": 1,
          "sourceFrame": 2442,
          "time": 40.7,
          "sourcePts": 3663000,
          "kind": "plate",
          "trackId": 1285,
          "native": "media/E07/plates/rank01_native.png",
          "image": "media/E07/plates/rank01_preview.png",
          "vehicle": "media/E07/plates/rank01_vehicle.png",
          "nativeWidth": 74,
          "nativeHeight": 29,
          "nativeSha256": "e2bd7c30882640d34be6f0873c7831665971358ca09fde144836843993126ee9",
          "cropXYXY": [
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            1491,
            810
          ],
          "vehicleXYXY": [
            1185,
            629,
            1546,
            845
          ],
          "provenance": "verified_target_segment_with_v14_plate_localization"
        },
        {
          "rank": 2,
          "sourceFrame": 2454,
          "time": 40.9,
          "sourcePts": 3681000,
          "kind": "plate",
          "trackId": 1285,
          "native": "media/E07/plates/rank02_native.png",
          "image": "media/E07/plates/rank02_preview.png",
          "vehicle": "media/E07/plates/rank02_vehicle.png",
          "nativeWidth": 88,
          "nativeHeight": 25,
          "nativeSha256": "baa3cbfb4d86f122554b9a5c9c3a669b7390d1813a7b7e4b6dde7db195416bda",
          "cropXYXY": [
            1324,
            779,
            1412,
            804
          ],
          "vehicleXYXY": [
            1140,
            641,
            1477,
            849
          ],
          "provenance": "verified_target_segment_with_v14_plate_localization"
        },
        {
          "rank": 3,
          "sourceFrame": 2424,
          "time": 40.4,
          "sourcePts": 3636000,
          "kind": "plate",
          "trackId": 1285,
          "native": "media/E07/plates/rank03_native.png",
          "image": "media/E07/plates/rank03_preview.png",
          "vehicle": "media/E07/plates/rank03_vehicle.png",
          "nativeWidth": 74,
          "nativeHeight": 37,
          "nativeSha256": "8772abf897e4350c9666a59408e4fa3ed88abdf4253302d1d3b54b08a1ed2f01",
          "cropXYXY": [
            1550,
            810,
            1624,
            847
          ],
          "vehicleXYXY": [
            1244,
            636,
            1687,
            905
          ],
          "provenance": "verified_target_segment_with_v14_plate_localization"
        }
      ],
      "reviewStatus": "pending",
      "identityNote": "事件按用户标记的物理目标组织；轨迹段经本轮对应核对，文字车牌来自用户，不代表模型 OCR。"
    },
    {
      "eventFrame": 2520,
      "eventTime": 42.0,
      "clipStart": 39.0,
      "clipEnd": 45.0,
      "eventOffset": 3.0,
      "duration": 6.0,
      "frameCount": 360,
      "clipComplete": true,
      "clipNotice": "",
      "id": "E08",
      "stableId": "POC1024-V14-E08",
      "case": "42s",
      "title": "用户标注 · 42s",
      "userTarget": {
        "plateLabel": "",
        "userTime": 42.0,
        "note": "文件名中的时间与车牌由用户提供；标注文字不是OCR结果。"
      },
      "curation": {
        "status": "confirmed_target",
        "targetVerified": true,
        "eventVerified": true,
        "reviewNote": "白色绿牌轿车T1609，41–45秒从右侧向左并入，实际车身连续运动可见；不采用近处T543或右方T1333。视频展示用户标记的并线过程，不将可能连续两次跨线计作两条样本。"
      },
      "automatic": {
        "status": "matched",
        "note": "冻结V11正确T1609候选41.6–42.6秒覆盖首次并入；43.6–44.6秒的后续候选合在同一用户事件展示。"
      },
      "overlay": {
        "basis": "model_track",
        "note": "使用已核对的V11目标轨迹实际观测与PP车道预测；缺失观测不补框；用户车牌独立标明来源。"
      },
      "targetTrackIds": [
        1609
      ],
      "trackId": 1609,
      "trackRun": "V11",
      "trackSegments": [
        {
          "trackId": 1609,
          "startFrame": 2340,
          "endFrameExclusive": 2701
        }
      ],
      "anchorKind": "user_marked_time",
      "eventRange": [
        41,
        44.5
      ],
      "eventLabel": "用户标注时刻",
      "video": "media/E08/review.mp4",
      "poster": "media/E08/poster.jpg",
      "receipt": "media/E08/receipt.json",
      "sheet": null,
      "plateStatus": "plate_detected",
      "plates": [
        {
          "rank": 1,
          "sourceFrame": 2652,
          "time": 44.2,
          "sourcePts": 3978000,
          "kind": "plate",
          "trackId": 1609,
          "native": "media/E08/plates/rank01_native.png",
          "image": "media/E08/plates/rank01_preview.png",
          "vehicle": "media/E08/plates/rank01_vehicle.png",
          "nativeWidth": 108,
          "nativeHeight": 39,
          "nativeSha256": "2d90e82fb3c74338bb23744dcbb8c0c159d90508c6255488f59039c712fed263",
          "cropXYXY": [
            767,
            845,
            875,
            884
          ],
          "vehicleXYXY": [
            621,
            636,
            1001,
            918
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        }
      ],
      "reviewStatus": "pending",
      "identityNote": "事件按用户标记的物理目标组织；轨迹段经本轮对应核对，文字车牌来自用户，不代表模型 OCR。"
    },
    {
      "eventFrame": 3000,
      "eventTime": 50.0,
      "clipStart": 47.0,
      "clipEnd": 53.0,
      "eventOffset": 3.0,
      "duration": 6.0,
      "frameCount": 360,
      "clipComplete": true,
      "clipNotice": "",
      "id": "E09",
      "stableId": "POC1024-V14-E09",
      "case": "50s",
      "title": "用户标注 · 50s",
      "userTarget": {
        "plateLabel": "",
        "userTime": 50.0,
        "note": "文件名中的时间与车牌由用户提供；标注文字不是OCR结果。"
      },
      "curation": {
        "status": "confirmed_target",
        "targetVerified": true,
        "eventVerified": true,
        "reviewNote": "深色小型轿车/两厢车，夜间车尾两侧亮红灯及蓝牌区域；47–52s外观与道路位置连续。 从左侧向右进入右转车道。 已对照实际源帧前中后车身与道路位置，检测框仅用于定位。 仅核对T1341，未把53秒T1414自动并入；夜间车牌未可靠读出。"
      },
      "automatic": {
        "status": "matched",
        "note": "冻结V11正确T1341在49.6–52.4秒产生候选，覆盖向右并入；53秒其他轨迹未经关联，不纳入目标。"
      },
      "overlay": {
        "basis": "model_track",
        "note": "使用已核对的V11目标轨迹实际观测与PP车道预测；缺失观测不补框；用户车牌独立标明来源。"
      },
      "targetTrackIds": [
        1341
      ],
      "trackId": 1341,
      "trackRun": "V11",
      "trackSegments": [
        {
          "trackId": 1341,
          "startFrame": 2820,
          "endFrameExclusive": 3181
        }
      ],
      "anchorKind": "user_marked_time",
      "eventRange": [
        49.0,
        51.0
      ],
      "eventLabel": "用户标注时刻",
      "video": "media/E09/review.mp4",
      "poster": "media/E09/poster.jpg",
      "receipt": "media/E09/receipt.json",
      "sheet": null,
      "plateStatus": "vehicle_region_unlocalized",
      "plates": [
        {
          "rank": 1,
          "sourceFrame": 2820,
          "time": 47.0,
          "sourcePts": 4230000,
          "kind": "vehicle_fallback",
          "trackId": 1341,
          "native": "media/E09/plates/rank01_native.png",
          "image": "media/E09/plates/rank01_preview.png",
          "vehicle": "media/E09/plates/rank01_vehicle.png",
          "nativeWidth": 318,
          "nativeHeight": 129,
          "nativeSha256": "a28a1249c77543ada60a2087eb6d2fe40af46a36dd9ebb96ecfc382c72c55551",
          "cropXYXY": [
            512,
            713,
            830,
            842
          ],
          "vehicleXYXY": [
            495,
            644,
            848,
            842
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        }
      ],
      "reviewStatus": "pending",
      "identityNote": "事件按用户标记的物理目标组织；轨迹段经本轮对应核对，文字车牌来自用户，不代表模型 OCR。"
    },
    {
      "eventFrame": 2400,
      "eventTime": 40.0,
      "clipStart": 37.0,
      "clipEnd": 43.0,
      "eventOffset": 3.0,
      "duration": 6.0,
      "frameCount": 360,
      "clipComplete": true,
      "clipNotice": "",
      "id": "E10",
      "stableId": "POC1024-V14-E10",
      "case": "A012SS",
      "title": "用户标注 · 湘A012SS",
      "userTarget": {
        "plateLabel": "湘A012SS",
        "userTime": 40.0,
        "note": "文件名中的时间与车牌由用户提供；标注文字不是OCR结果。"
      },
      "curation": {
        "status": "confirmed_target",
        "targetVerified": true,
        "eventVerified": true,
        "reviewNote": "白色Mercedes三厢轿车，蓝牌、深色后窗、红色尾灯；左前方原车道后来可见黄色皮卡。 从左侧原车道向右并入相邻车道，绕过/超过黄色皮卡所在车道。 已对照实际源帧前中后车身与道路位置，检测框仅用于定位。"
      },
      "automatic": {
        "status": "matched",
        "note": "冻结V11正确T1候选39.4–40.4秒覆盖这次向右并入。"
      },
      "overlay": {
        "basis": "model_track",
        "note": "使用已核对的V11目标轨迹实际观测与PP车道预测；缺失观测不补框；用户车牌独立标明来源。"
      },
      "targetTrackIds": [
        1
      ],
      "trackId": 1,
      "trackRun": "V11",
      "trackSegments": [
        {
          "trackId": 1,
          "startFrame": 2220,
          "endFrameExclusive": 2581
        }
      ],
      "anchorKind": "user_marked_time",
      "eventRange": [
        39.0,
        41.0
      ],
      "eventLabel": "用户标注时刻",
      "video": "media/E10/review.mp4",
      "poster": "media/E10/poster.jpg",
      "receipt": "media/E10/receipt.json",
      "sheet": null,
      "plateStatus": "plate_detected",
      "plates": [
        {
          "rank": 1,
          "sourceFrame": 2298,
          "time": 38.3,
          "sourcePts": 3447000,
          "kind": "plate",
          "trackId": 1,
          "native": "media/E10/plates/rank01_native.png",
          "image": "media/E10/plates/rank01_preview.png",
          "vehicle": "media/E10/plates/rank01_vehicle.png",
          "nativeWidth": 64,
          "nativeHeight": 27,
          "nativeSha256": "aa7a6e6baa9de86e62cbbcc76dc07f153b4aebc10aea62c3bd50ffb3b2ff7c37",
          "cropXYXY": [
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            1102,
            775
          ],
          "vehicleXYXY": [
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            1260,
            852
          ],
          "provenance": "verified_target_segment_with_v14_plate_localization"
        },
        {
          "rank": 2,
          "sourceFrame": 2280,
          "time": 38.0,
          "sourcePts": 3420000,
          "kind": "plate",
          "trackId": 1,
          "native": "media/E10/plates/rank02_native.png",
          "image": "media/E10/plates/rank02_preview.png",
          "vehicle": "media/E10/plates/rank02_vehicle.png",
          "nativeWidth": 67,
          "nativeHeight": 28,
          "nativeSha256": "bb014362d0bd8027e59a780ca718bbb74e283f20f279c6f6e21b095afa4fe059",
          "cropXYXY": [
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          "vehicleXYXY": [
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          "provenance": "verified_target_segment_with_v14_plate_localization"
        },
        {
          "rank": 3,
          "sourceFrame": 2226,
          "time": 37.1,
          "sourcePts": 3339000,
          "kind": "plate",
          "trackId": 1,
          "native": "media/E10/plates/rank03_native.png",
          "image": "media/E10/plates/rank03_preview.png",
          "vehicle": "media/E10/plates/rank03_vehicle.png",
          "nativeWidth": 63,
          "nativeHeight": 26,
          "nativeSha256": "302ab3803707a4119a42fa54aa918f91a583c48f97d349ae658ff85354a854a8",
          "cropXYXY": [
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          ],
          "vehicleXYXY": [
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          ],
          "provenance": "verified_target_segment_with_v14_plate_localization"
        }
      ],
      "reviewStatus": "pending",
      "identityNote": "事件按用户标记的物理目标组织；轨迹段经本轮对应核对，文字车牌来自用户，不代表模型 OCR。"
    },
    {
      "eventFrame": 420,
      "eventTime": 7.0,
      "clipStart": 4.0,
      "clipEnd": 10.0,
      "eventOffset": 3.0,
      "duration": 6.0,
      "frameCount": 360,
      "clipComplete": true,
      "clipNotice": "",
      "id": "E11",
      "stableId": "POC1024-V14-E11",
      "case": "AAB5418",
      "title": "用户标注 · 湘AAB5418",
      "userTarget": {
        "plateLabel": "湘AAB5418",
        "userTime": 7.0,
        "note": "文件名中的时间与车牌由用户提供；标注文字不是OCR结果。"
      },
      "curation": {
        "status": "confirmed_target",
        "targetVerified": true,
        "eventVerified": true,
        "reviewNote": "黄色低矮溜背轿车，黑色车窗/后窗，贯穿式红色尾灯、绿色后牌；车身外观在画面中辨识度很高。 从本车右侧向左并入本车前方车道。 已对照实际源帧前中后车身与道路位置，检测框仅用于定位。"
      },
      "automatic": {
        "status": "matched",
        "note": "冻结V11正确T174候选6.0–7.4秒覆盖这次向左并入。"
      },
      "overlay": {
        "basis": "model_track",
        "note": "使用已核对的V11目标轨迹实际观测与PP车道预测；缺失观测不补框；用户车牌独立标明来源。"
      },
      "targetTrackIds": [
        174
      ],
      "trackId": 174,
      "trackRun": "V11",
      "trackSegments": [
        {
          "trackId": 174,
          "startFrame": 240,
          "endFrameExclusive": 601
        }
      ],
      "anchorKind": "user_marked_time",
      "eventRange": [
        6.0,
        8.0
      ],
      "eventLabel": "用户标注时刻",
      "video": "media/E11/review.mp4",
      "poster": "media/E11/poster.jpg",
      "receipt": "media/E11/receipt.json",
      "sheet": null,
      "plateStatus": "plate_detected",
      "plates": [
        {
          "rank": 1,
          "sourceFrame": 444,
          "time": 7.4,
          "sourcePts": 666000,
          "kind": "plate",
          "trackId": 174,
          "native": "media/E11/plates/rank01_native.png",
          "image": "media/E11/plates/rank01_preview.png",
          "vehicle": "media/E11/plates/rank01_vehicle.png",
          "nativeWidth": 80,
          "nativeHeight": 31,
          "nativeSha256": "9024cf9a97bd2ad8dafeb74b2ae081a2966ee4febddc24ab03a5d15338c15b1c",
          "cropXYXY": [
            1255,
            815,
            1335,
            846
          ],
          "vehicleXYXY": [
            1069,
            651,
            1419,
            866
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        },
        {
          "rank": 2,
          "sourceFrame": 468,
          "time": 7.8,
          "sourcePts": 702000,
          "kind": "plate",
          "trackId": 174,
          "native": "media/E11/plates/rank02_native.png",
          "image": "media/E11/plates/rank02_preview.png",
          "vehicle": "media/E11/plates/rank02_vehicle.png",
          "nativeWidth": 77,
          "nativeHeight": 27,
          "nativeSha256": "102186d6b8f9fd46691a4077b899456b19cae2483ad7df595084ee83e4f9874d",
          "cropXYXY": [
            1196,
            799,
            1273,
            826
          ],
          "vehicleXYXY": [
            1048,
            652,
            1354,
            848
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        },
        {
          "rank": 3,
          "sourceFrame": 432,
          "time": 7.2,
          "sourcePts": 648000,
          "kind": "plate",
          "trackId": 174,
          "native": "media/E11/plates/rank03_native.png",
          "image": "media/E11/plates/rank03_preview.png",
          "vehicle": "media/E11/plates/rank03_vehicle.png",
          "nativeWidth": 82,
          "nativeHeight": 33,
          "nativeSha256": "99e76f7a5655d640bf78eb020c0426a667ebf38ca5b9a3fc1e15f1efed70762d",
          "cropXYXY": [
            1293,
            831,
            1375,
            864
          ],
          "vehicleXYXY": [
            1089,
            661,
            1454,
            882
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        }
      ],
      "reviewStatus": "pending",
      "identityNote": "事件按用户标记的物理目标组织；轨迹段经本轮对应核对，文字车牌来自用户，不代表模型 OCR。"
    },
    {
      "eventFrame": 2400,
      "eventTime": 40.0,
      "clipStart": 37.0,
      "clipEnd": 43.0,
      "eventOffset": 3.0,
      "duration": 6.0,
      "frameCount": 360,
      "clipComplete": true,
      "clipNotice": "",
      "id": "E12",
      "stableId": "POC1024-V14-E12",
      "case": "AAH3273",
      "title": "用户标注 · 湘AAH3273",
      "userTarget": {
        "plateLabel": "湘AAH3273",
        "userTime": 40.0,
        "note": "文件名中的时间与车牌由用户提供；标注文字不是OCR结果。"
      },
      "curation": {
        "status": "confirmed_target",
        "targetVerified": true,
        "eventVerified": true,
        "reviewNote": "深灰色三厢轿车，绿色后牌、深色车窗，尾部有横向灯带及两端红灯；不同于前方白车T1588或右侧白色SUV T2。 从左侧向右并入本车前方车道。 已对照实际源帧前中后车身与道路位置，检测框仅用于定位。 用户车牌文字仅作标签，尚未作为自动OCR结果；排除白色T1588和T2。"
      },
      "automatic": {
        "status": "matched",
        "note": "冻结V11正确T1608候选39.2–42.2秒覆盖这次向右并入。"
      },
      "overlay": {
        "basis": "model_track",
        "note": "使用已核对的V11目标轨迹实际观测与PP车道预测；缺失观测不补框；用户车牌独立标明来源。"
      },
      "targetTrackIds": [
        1608
      ],
      "trackId": 1608,
      "trackRun": "V11",
      "trackSegments": [
        {
          "trackId": 1608,
          "startFrame": 2220,
          "endFrameExclusive": 2581
        }
      ],
      "anchorKind": "user_marked_time",
      "eventRange": [
        39.0,
        42.0
      ],
      "eventLabel": "用户标注时刻",
      "video": "media/E12/review.mp4",
      "poster": "media/E12/poster.jpg",
      "receipt": "media/E12/receipt.json",
      "sheet": null,
      "plateStatus": "plate_detected",
      "plates": [
        {
          "rank": 1,
          "sourceFrame": 2436,
          "time": 40.6,
          "sourcePts": 3654000,
          "kind": "plate",
          "trackId": 1608,
          "native": "media/E12/plates/rank01_native.png",
          "image": "media/E12/plates/rank01_preview.png",
          "vehicle": "media/E12/plates/rank01_vehicle.png",
          "nativeWidth": 80,
          "nativeHeight": 31,
          "nativeSha256": "2763622559d1567c256bca8e287be6f8c5e83f55c7a2231d8a6bd4cf142d688a",
          "cropXYXY": [
            878,
            784,
            958,
            815
          ],
          "vehicleXYXY": [
            800,
            648,
            1121,
            863
          ],
          "provenance": "verified_target_segment_with_v14_plate_localization"
        },
        {
          "rank": 2,
          "sourceFrame": 2424,
          "time": 40.4,
          "sourcePts": 3636000,
          "kind": "plate",
          "trackId": 1608,
          "native": "media/E12/plates/rank02_native.png",
          "image": "media/E12/plates/rank02_preview.png",
          "vehicle": "media/E12/plates/rank02_vehicle.png",
          "nativeWidth": 84,
          "nativeHeight": 34,
          "nativeSha256": "35ae1728aaf8b18eca6ed584ca9144f656f0c0c7d95ec30e54e6cf88a4ab5577",
          "cropXYXY": [
            840,
            798,
            924,
            832
          ],
          "vehicleXYXY": [
            762,
            655,
            1113,
            879
          ],
          "provenance": "verified_target_segment_with_v14_plate_localization"
        },
        {
          "rank": 3,
          "sourceFrame": 2454,
          "time": 40.9,
          "sourcePts": 3681000,
          "kind": "plate",
          "trackId": 1608,
          "native": "media/E12/plates/rank03_native.png",
          "image": "media/E12/plates/rank03_preview.png",
          "vehicle": "media/E12/plates/rank03_vehicle.png",
          "nativeWidth": 73,
          "nativeHeight": 28,
          "nativeSha256": "f23ab9a608400f85e34d9e44a81abc89c5ad9385b2ff5ecf13683677098526dd",
          "cropXYXY": [
            907,
            765,
            980,
            793
          ],
          "vehicleXYXY": [
            833,
            643,
            1109,
            840
          ],
          "provenance": "verified_target_segment_with_v14_plate_localization"
        }
      ],
      "reviewStatus": "pending",
      "identityNote": "事件按用户标记的物理目标组织；轨迹段经本轮对应核对，文字车牌来自用户，不代表模型 OCR。"
    },
    {
      "eventFrame": 2640,
      "eventTime": 44.0,
      "clipStart": 41.0,
      "clipEnd": 47.0,
      "eventOffset": 3.0,
      "duration": 6.0,
      "frameCount": 360,
      "clipComplete": true,
      "clipNotice": "",
      "id": "E13",
      "stableId": "POC1024-V14-E13",
      "case": "AD8J03",
      "title": "用户标注 · 湘AD8J03",
      "userTarget": {
        "plateLabel": "湘AD8J03",
        "userTime": 44.0,
        "note": "文件名中的时间与车牌由用户提供；标注文字不是OCR结果。"
      },
      "curation": {
        "status": "confirmed_target",
        "targetVerified": true,
        "eventVerified": true,
        "reviewNote": "白/银色车顶载物面包车，41–47秒从白色实线右侧向左并入；45–47秒原车牌与车身确认T473和T1101是同一物理车辆。分段对应用于演示，非自动重识别成功。"
      },
      "automatic": {
        "status": "matched",
        "note": "冻结V11的T473候选43.0–45.2秒命中本次过程；同车双轨问题另由V13受控实验分析。"
      },
      "overlay": {
        "basis": "model_track",
        "note": "使用已核对的V11目标轨迹实际观测与PP车道预测；缺失观测不补框；用户车牌独立标明来源。"
      },
      "targetTrackIds": [
        473,
        1101
      ],
      "trackId": 473,
      "trackRun": "V11",
      "trackSegments": [
        {
          "trackId": 473,
          "startFrame": 2460,
          "endFrameExclusive": 2760
        },
        {
          "trackId": 1101,
          "startFrame": 2743,
          "endFrameExclusive": 2841
        }
      ],
      "anchorKind": "user_marked_time",
      "eventRange": [
        43,
        46
      ],
      "eventLabel": "用户标注时刻",
      "video": "media/E13/review.mp4",
      "poster": "media/E13/poster.jpg",
      "receipt": "media/E13/receipt.json",
      "sheet": null,
      "plateStatus": "plate_detected",
      "plates": [
        {
          "rank": 1,
          "sourceFrame": 2754,
          "time": 45.9,
          "sourcePts": 4131000,
          "kind": "plate",
          "trackId": 1101,
          "native": "media/E13/plates/rank01_native.png",
          "image": "media/E13/plates/rank01_preview.png",
          "vehicle": "media/E13/plates/rank01_vehicle.png",
          "nativeWidth": 64,
          "nativeHeight": 27,
          "nativeSha256": "1c98c57c280dddba75017ffd6de5c0871a45bbc4cdaa13761a3b89624c741ffd",
          "cropXYXY": [
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            1145,
            759
          ],
          "vehicleXYXY": [
            996,
            599,
            1220,
            847
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        },
        {
          "rank": 2,
          "sourceFrame": 2826,
          "time": 47.1,
          "sourcePts": 4239000,
          "kind": "plate",
          "trackId": 1101,
          "native": "media/E13/plates/rank02_native.png",
          "image": "media/E13/plates/rank02_preview.png",
          "vehicle": "media/E13/plates/rank02_vehicle.png",
          "nativeWidth": 59,
          "nativeHeight": 23,
          "nativeSha256": "bb4d5680444734f0c7030ef070faf44d98318f484c192043f0fe7346c92e9f45",
          "cropXYXY": [
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          ],
          "vehicleXYXY": [
            979,
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          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        },
        {
          "rank": 3,
          "sourceFrame": 2838,
          "time": 47.3,
          "sourcePts": 4257000,
          "kind": "plate",
          "trackId": 1101,
          "native": "media/E13/plates/rank03_native.png",
          "image": "media/E13/plates/rank03_preview.png",
          "vehicle": "media/E13/plates/rank03_vehicle.png",
          "nativeWidth": 60,
          "nativeHeight": 20,
          "nativeSha256": "0f17a69b60185803330500bedc9c4b8b37e0ae8e4aece765523978dbac633eb4",
          "cropXYXY": [
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            1105,
            752
          ],
          "vehicleXYXY": [
            970,
            603,
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            829
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        }
      ],
      "reviewStatus": "pending",
      "identityNote": "事件按用户标记的物理目标组织；轨迹段经本轮对应核对，文字车牌来自用户，不代表模型 OCR。"
    },
    {
      "eventFrame": 1920,
      "eventTime": 32.0,
      "clipStart": 29.0,
      "clipEnd": 35.0,
      "eventOffset": 3.0,
      "duration": 6.0,
      "frameCount": 360,
      "clipComplete": true,
      "clipNotice": "",
      "id": "E14",
      "stableId": "POC1024-V14-E14",
      "case": "CQ4399",
      "title": "用户标注 · 湘CQ4399",
      "userTarget": {
        "plateLabel": "湘CQ4399",
        "userTime": 32.0,
        "note": "文件名中的时间与车牌由用户提供；标注文字不是OCR结果。"
      },
      "curation": {
        "status": "confirmed_target",
        "targetVerified": true,
        "eventVerified": true,
        "reviewNote": "深色SUV，蓝色后牌、银色车窗饰条/行李架、后部下方银色饰条及左右排气造型；与左旁银灰SUV T688不同。 从左侧车道向右并入本车前方车道。 已对照实际源帧前中后车身与道路位置，检测框仅用于定位。 排除银灰T688；用户车牌仅作标签，原像素牌图独立展示。"
      },
      "automatic": {
        "status": "matched",
        "note": "冻结V11正确T656候选31.6–32.8秒覆盖这次向右并入。"
      },
      "overlay": {
        "basis": "model_track",
        "note": "使用已核对的V11目标轨迹实际观测与PP车道预测；缺失观测不补框；用户车牌独立标明来源。"
      },
      "targetTrackIds": [
        656
      ],
      "trackId": 656,
      "trackRun": "V11",
      "trackSegments": [
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          "startFrame": 1740,
          "endFrameExclusive": 2101
        }
      ],
      "anchorKind": "user_marked_time",
      "eventRange": [
        31.0,
        34.0
      ],
      "eventLabel": "用户标注时刻",
      "video": "media/E14/review.mp4",
      "poster": "media/E14/poster.jpg",
      "receipt": "media/E14/receipt.json",
      "sheet": null,
      "plateStatus": "plate_detected",
      "plates": [
        {
          "rank": 1,
          "sourceFrame": 1800,
          "time": 30.0,
          "sourcePts": 2700000,
          "kind": "plate",
          "trackId": 656,
          "native": "media/E14/plates/rank01_native.png",
          "image": "media/E14/plates/rank01_preview.png",
          "vehicle": "media/E14/plates/rank01_vehicle.png",
          "nativeWidth": 68,
          "nativeHeight": 37,
          "nativeSha256": "d5dd63151ad6b7622c6f14c5edbeb6a71d584bc882e105ca806c302d842fa8a7",
          "cropXYXY": [
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          ],
          "vehicleXYXY": [
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          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        },
        {
          "rank": 2,
          "sourceFrame": 1812,
          "time": 30.2,
          "sourcePts": 2718000,
          "kind": "plate",
          "trackId": 656,
          "native": "media/E14/plates/rank02_native.png",
          "image": "media/E14/plates/rank02_preview.png",
          "vehicle": "media/E14/plates/rank02_vehicle.png",
          "nativeWidth": 63,
          "nativeHeight": 28,
          "nativeSha256": "d21e0eaa26e947b1f34d2bbd97595e3ac573da6cb5e9e4fbe2fc25036c17606f",
          "cropXYXY": [
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            605,
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          ],
          "vehicleXYXY": [
            479,
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          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        },
        {
          "rank": 3,
          "sourceFrame": 1824,
          "time": 30.4,
          "sourcePts": 2736000,
          "kind": "plate",
          "trackId": 656,
          "native": "media/E14/plates/rank03_native.png",
          "image": "media/E14/plates/rank03_preview.png",
          "vehicle": "media/E14/plates/rank03_vehicle.png",
          "nativeWidth": 58,
          "nativeHeight": 27,
          "nativeSha256": "9c7b2e6580b4ab26f78569c6a2f50d31b28111c2209a20eb97da0fe53b50d2de",
          "cropXYXY": [
            610,
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            668,
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          ],
          "vehicleXYXY": [
            546,
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            890,
            838
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        }
      ],
      "reviewStatus": "pending",
      "identityNote": "事件按用户标记的物理目标组织；轨迹段经本轮对应核对，文字车牌来自用户，不代表模型 OCR。"
    },
    {
      "eventFrame": 1200,
      "eventTime": 20.0,
      "clipStart": 17.0,
      "clipEnd": 23.0,
      "eventOffset": 3.0,
      "duration": 6.0,
      "frameCount": 360,
      "clipComplete": true,
      "clipNotice": "",
      "id": "E15",
      "stableId": "POC1024-V14-E15",
      "case": "DZ1802",
      "title": "用户标注 · DZ1802",
      "userTarget": {
        "plateLabel": "DZ1802",
        "userTime": 20.0,
        "note": "文件名中的时间与车牌由用户提供；标注文字不是OCR结果。"
      },
      "curation": {
        "status": "confirmed_target",
        "targetVerified": true,
        "eventVerified": true,
        "reviewNote": "黑色Tesla绿牌车，17–23秒车身与DZ1802牌号相符；从右侧向左并入，变道过程延续到白色连续分隔线起点附近，原图保留完整局部过程。"
      },
      "automatic": {
        "status": "matched",
        "note": "冻结V11正确T592候选17.8–20.0秒覆盖用户标记行为。"
      },
      "overlay": {
        "basis": "model_track",
        "note": "使用已核对的V11目标轨迹实际观测与PP车道预测；缺失观测不补框；用户车牌独立标明来源。"
      },
      "targetTrackIds": [
        592
      ],
      "trackId": 592,
      "trackRun": "V11",
      "trackSegments": [
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          "startFrame": 1020,
          "endFrameExclusive": 1381
        }
      ],
      "anchorKind": "user_marked_time",
      "eventRange": [
        18,
        21
      ],
      "eventLabel": "用户标注时刻",
      "video": "media/E15/review.mp4",
      "poster": "media/E15/poster.jpg",
      "receipt": "media/E15/receipt.json",
      "sheet": null,
      "plateStatus": "plate_detected",
      "plates": [
        {
          "rank": 1,
          "sourceFrame": 1068,
          "time": 17.8,
          "sourcePts": 1602000,
          "kind": "plate",
          "trackId": 592,
          "native": "media/E15/plates/rank01_native.png",
          "image": "media/E15/plates/rank01_preview.png",
          "vehicle": "media/E15/plates/rank01_vehicle.png",
          "nativeWidth": 76,
          "nativeHeight": 32,
          "nativeSha256": "6871b3e49b531a7e5953674089c58b99cc72f69dbdb5c623f34cda2dcb120458",
          "cropXYXY": [
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          ],
          "vehicleXYXY": [
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            631,
            1476,
            863
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        },
        {
          "rank": 2,
          "sourceFrame": 1146,
          "time": 19.1,
          "sourcePts": 1719000,
          "kind": "plate",
          "trackId": 592,
          "native": "media/E15/plates/rank02_native.png",
          "image": "media/E15/plates/rank02_preview.png",
          "vehicle": "media/E15/plates/rank02_vehicle.png",
          "nativeWidth": 85,
          "nativeHeight": 36,
          "nativeSha256": "3d9e59cea3ea47f6fce0283d3a4ec3649ab96aab6cc40ba8be1c811881e709cb",
          "cropXYXY": [
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            1363,
            781
          ],
          "vehicleXYXY": [
            1092,
            634,
            1441,
            891
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        },
        {
          "rank": 3,
          "sourceFrame": 1134,
          "time": 18.9,
          "sourcePts": 1701000,
          "kind": "plate",
          "trackId": 592,
          "native": "media/E15/plates/rank03_native.png",
          "image": "media/E15/plates/rank03_preview.png",
          "vehicle": "media/E15/plates/rank03_vehicle.png",
          "nativeWidth": 88,
          "nativeHeight": 36,
          "nativeSha256": "ed1880c30383d887662196c16b613e58c5498e76df973505dd8232e4b3cf2e8c",
          "cropXYXY": [
            1289,
            739,
            1377,
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          ],
          "vehicleXYXY": [
            1095,
            627,
            1455,
            889
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        }
      ],
      "reviewStatus": "pending",
      "identityNote": "事件按用户标记的物理目标组织；轨迹段经本轮对应核对，文字车牌来自用户，不代表模型 OCR。"
    },
    {
      "eventFrame": 960,
      "eventTime": 16.0,
      "clipStart": 13.0,
      "clipEnd": 19.0,
      "eventOffset": 3.0,
      "duration": 6.0,
      "frameCount": 360,
      "clipComplete": true,
      "clipNotice": "",
      "id": "E16",
      "stableId": "POC1024-V14-E16",
      "case": "FM8003",
      "title": "用户标注 · FM8003",
      "userTarget": {
        "plateLabel": "FM8003",
        "userTime": 13.0,
        "note": "文件名中的时间与车牌由用户提供；标注文字不是OCR结果。"
      },
      "curation": {
        "status": "confirmed_target",
        "targetVerified": true,
        "eventVerified": true,
        "reviewNote": "浅色绿牌SUV T3，已从6–20秒实际源帧连续对应到19.2–19.6秒FM8003原像素牌图；13秒附近开始右移，15–18秒车身跨在虚实转换后的白色分隔附近，19秒位于线右侧。保留用户标记13秒，展示锚点取16秒，以覆盖13–19秒的主要过程；不是精确轮胎首次触线帧。"
      },
      "automatic": {
        "status": "missed",
        "note": "冻结V11的T3仅在9.0–9.6秒产生旧候选，未覆盖本次14–19秒右移过程；按真实源片修正演示锚点，不算算法找回。"
      },
      "overlay": {
        "basis": "model_track",
        "note": "使用已核对的V11目标轨迹实际观测与PP车道预测；缺失观测不补框；用户车牌独立标明来源。"
      },
      "targetTrackIds": [
        3
      ],
      "trackId": 3,
      "trackRun": "V11",
      "trackSegments": [
        {
          "trackId": 3,
          "startFrame": 600,
          "endFrameExclusive": 1201
        }
      ],
      "anchorKind": "visual_crossing_time",
      "eventRange": [
        14.0,
        19.0
      ],
      "eventLabel": "画面核对跨线时刻",
      "video": "media/E16/review.mp4",
      "poster": "media/E16/poster.jpg",
      "receipt": "media/E16/receipt.json",
      "sheet": null,
      "plateStatus": "plate_detected",
      "plates": [
        {
          "rank": 1,
          "sourceFrame": 1176,
          "time": 19.6,
          "sourcePts": 1764000,
          "kind": "plate",
          "trackId": 3,
          "native": "media/E16/plates/rank01_native.png",
          "image": "media/E16/plates/rank01_preview.png",
          "vehicle": "media/E16/plates/rank01_vehicle.png",
          "nativeWidth": 88,
          "nativeHeight": 48,
          "nativeSha256": "46a8212c3dd8600367d15648879394fe443e9834cb7e5ea3fa66be70bec95669",
          "cropXYXY": [
            1648,
            795,
            1736,
            843
          ],
          "vehicleXYXY": [
            1368,
            606,
            1795,
            934
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        },
        {
          "rank": 2,
          "sourceFrame": 1152,
          "time": 19.2,
          "sourcePts": 1728000,
          "kind": "plate",
          "trackId": 3,
          "native": "media/E16/plates/rank02_native.png",
          "image": "media/E16/plates/rank02_preview.png",
          "vehicle": "media/E16/plates/rank02_vehicle.png",
          "nativeWidth": 87,
          "nativeHeight": 40,
          "nativeSha256": "35adccfd086cd382bb16704253ff4703c0f15bfdeacafac3b16a89326137210c",
          "cropXYXY": [
            1549,
            782,
            1636,
            822
          ],
          "vehicleXYXY": [
            1333,
            611,
            1699,
            889
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        },
        {
          "rank": 3,
          "sourceFrame": 1164,
          "time": 19.4,
          "sourcePts": 1746000,
          "kind": "plate",
          "trackId": 3,
          "native": "media/E16/plates/rank03_native.png",
          "image": "media/E16/plates/rank03_preview.png",
          "vehicle": "media/E16/plates/rank03_vehicle.png",
          "nativeWidth": 90,
          "nativeHeight": 45,
          "nativeSha256": "90ca2846f1ebf6c7a0907d7594d837e7f3cfc3f40af522694ea932bed0a36592",
          "cropXYXY": [
            1592,
            788,
            1682,
            833
          ],
          "vehicleXYXY": [
            1348,
            610,
            1748,
            919
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        }
      ],
      "reviewStatus": "pending",
      "identityNote": "事件按用户标记的物理目标组织；轨迹段经本轮对应核对，文字车牌来自用户，不代表模型 OCR。"
    },
    {
      "eventFrame": 360,
      "eventTime": 6.0,
      "clipStart": 3.0,
      "clipEnd": 9.0,
      "eventOffset": 3.0,
      "duration": 6.0,
      "frameCount": 360,
      "clipComplete": true,
      "clipNotice": "",
      "id": "E17",
      "stableId": "POC1024-V14-E17",
      "case": "FP8232",
      "title": "用户标注 · FP8232",
      "userTarget": {
        "plateLabel": "FP8232",
        "userTime": 6.0,
        "note": "文件名中的时间与车牌由用户提供；标注文字不是OCR结果。"
      },
      "curation": {
        "status": "confirmed_target",
        "targetVerified": true,
        "eventVerified": true,
        "reviewNote": "深色SUV/跨界车，绿色后牌、细长贯穿红色尾灯、后窗/车顶尾翼区及侧窗银色饰条。 从左侧向右并入本车前方车道。 已对照实际源帧前中后车身与道路位置，检测框仅用于定位。"
      },
      "automatic": {
        "status": "matched",
        "note": "冻结V11正确T135候选5.6–6.8与7.0–7.2秒对应同一用户事件，合成一条演示。"
      },
      "overlay": {
        "basis": "model_track",
        "note": "使用已核对的V11目标轨迹实际观测与PP车道预测；缺失观测不补框；用户车牌独立标明来源。"
      },
      "targetTrackIds": [
        135
      ],
      "trackId": 135,
      "trackRun": "V11",
      "trackSegments": [
        {
          "trackId": 135,
          "startFrame": 180,
          "endFrameExclusive": 541
        }
      ],
      "anchorKind": "user_marked_time",
      "eventRange": [
        6.0,
        8.0
      ],
      "eventLabel": "用户标注时刻",
      "video": "media/E17/review.mp4",
      "poster": "media/E17/poster.jpg",
      "receipt": "media/E17/receipt.json",
      "sheet": null,
      "plateStatus": "plate_detected",
      "plates": [
        {
          "rank": 1,
          "sourceFrame": 408,
          "time": 6.8,
          "sourcePts": 612000,
          "kind": "plate",
          "trackId": 135,
          "native": "media/E17/plates/rank01_native.png",
          "image": "media/E17/plates/rank01_preview.png",
          "vehicle": "media/E17/plates/rank01_vehicle.png",
          "nativeWidth": 80,
          "nativeHeight": 31,
          "nativeSha256": "8b9bbaa356ddba7784df2b15a5bbda499a47bfd3c26dac19e3cb3027c05e313b",
          "cropXYXY": [
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          ],
          "vehicleXYXY": [
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            876
          ],
          "provenance": "verified_target_segment_with_corrected_v12_plate_selection"
        }
      ],
      "reviewStatus": "pending",
      "identityNote": "事件按用户标记的物理目标组织；轨迹段经本轮对应核对，文字车牌来自用户，不代表模型 OCR。"
    }
  ],
  "researchNextStep": "在同一17段开发样本上对比冻结V11与仅调整选线排序的受控实验；记录正确目标事件、错车、额外提案、断轨及选线跳变，不将人工定位算自动命中。",
  "eventAnchorNote": "每条以用户时刻或画面核对后的跨线时刻剪辑前后各3秒；锚点来源逐条标明。",
  "identityNote": "用户标记车辆经本轮对应核对；人工核对不计为自动算法事件命中。",
  "statistics": {
    "sampleCount": 17,
    "plateDetectedCount": 15,
    "fallbackCount": 2,
    "bestImageCount": 45,
    "completeSixSecondClips": 17,
    "totalDuration": 102.0,
    "totalMediaBytes": 218776087
  }
}