{
  "schema_version": "1.0",
  "purpose_zh": "M9 V9 五视图人工参考对齐基准；供相同或近似相机的视觉复核，不是标定数据、实测曲率或达标评分。",
  "method": {
    "coordinate_system": "original image pixels; origin top-left; x right; y down",
    "point_policy_zh": "点位由实际查看原图后人工近似选取，取整到约 5 像素；点间只表达视觉走向。闭合包络不等同于实体断面。",
    "camera_calibrated": false,
    "camera_limits_zh": "透视相机、焦距、畸变和姿态未标定；不能直接将图像距离换成模型尺寸，不能跨视图按屏幕尺度作精确比较。",
    "uncertainty_policy_zh": "每条曲线的不确定范围是人工拾点歧义的粗略量级，不是容差、置信区间或验收阈值；遮挡与线框重叠处可能更大。",
    "wireframe_limits_zh": "参考叠加三角线框。多边形边、组件缝隙、透视重叠和反光线可能互相混淆；优先核对轮廓及跨视图一致的部件边界。",
    "no_scores": true,
    "critical_limit_zh": "不能从单条反光线推断准确断面；需要多视图轮廓、连续面片和受控光照下的法线/高光变化共同判断。"
  },
  "views": [
    {
      "id": "front_oblique",
      "source": "upload/a8acc1c2-ed0e-4741-af40-3e5cf0104251(1).png",
      "label_zh": "前斜",
      "image_size_px": [
        1920,
        1080
      ],
      "actual_view_image_inspection": true,
      "curves": [
        {
          "id": "hood_visible_envelope",
          "label_zh": "机盖可见冠面包络",
          "kind": "closed_visual_envelope",
          "points_px": [
            [
              405,
              410
            ],
            [
              500,
              370
            ],
            [
              760,
              350
            ],
            [
              1160,
              350
            ],
            [
              1030,
              415
            ],
            [
              770,
              465
            ],
            [
              465,
              460
            ]
          ],
          "manual_pick_uncertainty_px_approx": 25,
          "note_zh": "上表面宽而连续，左右眉部向灯体弯落；本包络圈定可见面，不是横向剖面或一条反光等高线。"
        },
        {
          "id": "near_shoulder",
          "label_zh": "近侧前翼子板至侧窗下方肩部走向",
          "kind": "visual_transition",
          "points_px": [
            [
              1035,
              400
            ],
            [
              1185,
              365
            ],
            [
              1360,
              355
            ],
            [
              1535,
              355
            ],
            [
              1580,
              380
            ]
          ],
          "manual_pick_uncertainty_px_approx": 25,
          "note_zh": "从前灯外肩平顺过渡到窗下肩部；应读作宽缓过渡区，勿建成锐利凸棱。"
        },
        {
          "id": "windshield_roof_return",
          "label_zh": "前风挡顶部至近侧 A 柱圆滑转角",
          "kind": "visible_boundary",
          "points_px": [
            [
              860,
              225
            ],
            [
              930,
              200
            ],
            [
              1140,
              195
            ],
            [
              1255,
              200
            ],
            [
              1235,
              265
            ],
            [
              1205,
              340
            ]
          ],
          "manual_pick_uncertainty_px_approx": 20,
          "note_zh": "顶部转角有可见半径；顶框和 A 柱线框叠加，转角位置只能粗定。"
        },
        {
          "id": "near_front_arch",
          "label_zh": "近侧前轮拱上半包络",
          "kind": "visible_boundary",
          "points_px": [
            [
              1070,
              645
            ],
            [
              1110,
              535
            ],
            [
              1165,
              475
            ],
            [
              1215,
              465
            ],
            [
              1250,
              510
            ],
            [
              1265,
              620
            ]
          ],
          "manual_pick_uncertainty_px_approx": 20,
          "note_zh": "连续拱面围绕轮胎形成宽圆肩；轮拱外沿、内沿及遮挡阴影需分别辨认。"
        },
        {
          "id": "near_rear_window_corner",
          "label_zh": "近侧后窗上后圆角",
          "kind": "visible_boundary",
          "points_px": [
            [
              1360,
              205
            ],
            [
              1450,
              230
            ],
            [
              1495,
              255
            ],
            [
              1520,
              310
            ],
            [
              1540,
              350
            ]
          ],
          "manual_pick_uncertainty_px_approx": 20,
          "note_zh": "窗顶后端以圆角收下，不宜用两个直平面突然折转；边框厚度受透视压缩。"
        }
      ],
      "observations_zh": [
        "车头至侧面的肩部是宽缓的面过渡；网格密度本身不能证明曲面更圆。",
        "机盖冠面应同时在正前视图复核宽度、左右对称和前缘弯落，不能由本视图独立确定冠高。"
      ]
    },
    {
      "id": "front",
      "source": "upload/1122dcdb-cfa2-4933-a162-68de47248374(1).png",
      "label_zh": "正前",
      "image_size_px": [
        1920,
        1080
      ],
      "actual_view_image_inspection": true,
      "curves": [
        {
          "id": "hood_upper_envelope",
          "label_zh": "机盖/两侧肩部上包络",
          "kind": "visible_boundary",
          "points_px": [
            [
              365,
              390
            ],
            [
              450,
              320
            ],
            [
              610,
              290
            ],
            [
              980,
              285
            ],
            [
              1350,
              290
            ],
            [
              1515,
              325
            ],
            [
              1600,
              395
            ]
          ],
          "manual_pick_uncertainty_px_approx": 20,
          "note_zh": "中央上包络宽缓，两侧向翼子板连续下卷；中央包含风挡下沿邻接，不能当作等深截面。"
        },
        {
          "id": "hood_leading_boundary",
          "label_zh": "机盖前缘与灯眉相接的宽弧",
          "kind": "component_boundary",
          "points_px": [
            [
              380,
              385
            ],
            [
              530,
              395
            ],
            [
              665,
              465
            ],
            [
              985,
              470
            ],
            [
              1295,
              465
            ],
            [
              1435,
              395
            ],
            [
              1585,
              385
            ]
          ],
          "manual_pick_uncertainty_px_approx": 15,
          "note_zh": "两侧灯眉与中部前缘形成连续下收；点列包含灯眉邻界，需核对分件缝而非沿任意网格边描摹。"
        },
        {
          "id": "front_left_corner",
          "label_zh": "前围图左外侧圆滑包络",
          "kind": "silhouette",
          "points_px": [
            [
              365,
              405
            ],
            [
              350,
              520
            ],
            [
              335,
              665
            ],
            [
              340,
              840
            ],
            [
              360,
              930
            ]
          ],
          "manual_pick_uncertainty_px_approx": 15,
          "note_zh": "外侧并非垂直直板：肩部、侧壁和下缘都有渐变转折。"
        },
        {
          "id": "front_right_corner",
          "label_zh": "前围图右外侧圆滑包络",
          "kind": "silhouette",
          "points_px": [
            [
              1600,
              405
            ],
            [
              1620,
              520
            ],
            [
              1630,
              665
            ],
            [
              1625,
              840
            ],
            [
              1605,
              930
            ]
          ],
          "manual_pick_uncertainty_px_approx": 15,
          "note_zh": "与图左侧共同检查正前宽度和圆角；轻微相机偏心不能被误判成几何不对称。"
        },
        {
          "id": "lower_front_return",
          "label_zh": "前围底边宽缓弧",
          "kind": "silhouette",
          "points_px": [
            [
              360,
              930
            ],
            [
              610,
              955
            ],
            [
              980,
              970
            ],
            [
              1350,
              955
            ],
            [
              1605,
              930
            ]
          ],
          "manual_pick_uncertainty_px_approx": 15,
          "note_zh": "底边中央的屏幕位置受透视及下唇结构影响；用于整体包络复核，不等于离地高度。"
        }
      ],
      "observations_zh": [
        "机盖应呈宽缓冠面，前围正面也有左右包覆变化，不宜以一块平面加小倒角代替。",
        "正前视图适合比较左右灯眉、外侧包络和中部比例；相机未标定，不报告像素误差达标分。"
      ]
    },
    {
      "id": "driver_door",
      "source": "upload/2579fccd-0e1a-496b-ac05-cb2a302bcd5d(1).png",
      "label_zh": "驾驶门",
      "image_size_px": [
        1920,
        1080
      ],
      "actual_view_image_inspection": true,
      "curves": [
        {
          "id": "door_upper_panel_return",
          "label_zh": "门板上饰板下缘圆滑回转",
          "kind": "component_boundary",
          "points_px": [
            [
              5,
              105
            ],
            [
              65,
              250
            ],
            [
              170,
              345
            ],
            [
              390,
              380
            ],
            [
              620,
              400
            ],
            [
              800,
              415
            ]
          ],
          "manual_pick_uncertainty_px_approx": 20,
          "note_zh": "图左前段以较大圆角转入长饰板下缘；这是饰板包边，内部三角边不应被当作造型筋线。"
        },
        {
          "id": "door_armrest_crown",
          "label_zh": "门扶手可见肩冠",
          "kind": "visible_boundary",
          "points_px": [
            [
              5,
              610
            ],
            [
              235,
              580
            ],
            [
              495,
              560
            ],
            [
              695,
              570
            ],
            [
              765,
              600
            ],
            [
              800,
              635
            ]
          ],
          "manual_pick_uncertainty_px_approx": 20,
          "note_zh": "扶手上表面有厚度和圆冠；按钮、缝线与主体表面分开读取。"
        },
        {
          "id": "door_opening_a_pillar",
          "label_zh": "门洞前缘 A 柱至门槛的内包络",
          "kind": "visible_boundary",
          "points_px": [
            [
              1100,
              145
            ],
            [
              1010,
              250
            ],
            [
              965,
              430
            ],
            [
              945,
              690
            ],
            [
              980,
              885
            ],
            [
              1060,
              960
            ]
          ],
          "manual_pick_uncertainty_px_approx": 25,
          "note_zh": "长柱面与门槛之间通过圆滑回转连接；局部多条重叠边界使拾点存在歧义。"
        },
        {
          "id": "front_seat_cushion_crown",
          "label_zh": "驾驶座坐垫可见前/侧肩冠",
          "kind": "visible_boundary",
          "points_px": [
            [
              1370,
              705
            ],
            [
              1470,
              675
            ],
            [
              1600,
              660
            ],
            [
              1710,
              690
            ],
            [
              1780,
              725
            ]
          ],
          "manual_pick_uncertainty_px_approx": 25,
          "note_zh": "坐垫肩冠是宽弧面；菱形纹路是装饰/缝线，不能替代主外形；靠背和头枕在此构图中不完整。"
        },
        {
          "id": "console_upper_return",
          "label_zh": "中央扶手/中控侧上缘走向",
          "kind": "visible_boundary",
          "points_px": [
            [
              1370,
              480
            ],
            [
              1510,
              510
            ],
            [
              1660,
              525
            ],
            [
              1790,
              540
            ]
          ],
          "manual_pick_uncertainty_px_approx": 25,
          "note_zh": "长弧上沿在透视中趋于平缓；应和二排向前图共同核对厚度、圆角及连接。"
        }
      ],
      "observations_zh": [
        "此图最清楚展示门饰板和扶手的厚度、A 柱回转、驾驶座坐垫肩冠。",
        "驾驶座头枕未完整出现；左上方可见的是门外后视镜，不能误标为座椅头枕。头枕形体以二排向前图为主。"
      ]
    },
    {
      "id": "row_two_forward",
      "source": "upload/bf78fe52-b85b-43fe-8601-2c7a6384aeb5(1).png",
      "label_zh": "二排向前",
      "image_size_px": [
        1920,
        1080
      ],
      "actual_view_image_inspection": true,
      "curves": [
        {
          "id": "left_headrest_crown",
          "label_zh": "图左前排头枕肩冠闭合包络",
          "kind": "closed_visual_envelope",
          "points_px": [
            [
              500,
              420
            ],
            [
              520,
              315
            ],
            [
              565,
              290
            ],
            [
              685,
              290
            ],
            [
              735,
              325
            ],
            [
              760,
              420
            ],
            [
              740,
              455
            ],
            [
              535,
              450
            ]
          ],
          "manual_pick_uncertainty_px_approx": 15,
          "note_zh": "上冠宽缓、侧肩鼓起、底角回圆，整体不是方盒加统一小倒角。"
        },
        {
          "id": "right_headrest_crown",
          "label_zh": "图右前排头枕肩冠闭合包络",
          "kind": "closed_visual_envelope",
          "points_px": [
            [
              1140,
              420
            ],
            [
              1165,
              325
            ],
            [
              1215,
              290
            ],
            [
              1335,
              290
            ],
            [
              1375,
              315
            ],
            [
              1400,
              420
            ],
            [
              1370,
              455
            ],
            [
              1160,
              455
            ]
          ],
          "manual_pick_uncertainty_px_approx": 15,
          "note_zh": "与图左头枕共同观察顶冠、侧鼓和底部收束；左右投影差异可能含相机偏移。"
        },
        {
          "id": "left_seat_shoulder",
          "label_zh": "图左座椅靠背外肩上半弧",
          "kind": "silhouette",
          "points_px": [
            [
              390,
              560
            ],
            [
              420,
              485
            ],
            [
              485,
              460
            ],
            [
              660,
              455
            ],
            [
              790,
              470
            ],
            [
              835,
              515
            ],
            [
              860,
              615
            ]
          ],
          "manual_pick_uncertainty_px_approx": 20,
          "note_zh": "肩顶宽而连续，外侧向靠背逐渐下落；外轮廓与后壳接缝有少量错开。"
        },
        {
          "id": "right_seat_shoulder",
          "label_zh": "图右座椅靠背外肩上半弧",
          "kind": "silhouette",
          "points_px": [
            [
              1050,
              615
            ],
            [
              1075,
              515
            ],
            [
              1125,
              475
            ],
            [
              1250,
              455
            ],
            [
              1395,
              460
            ],
            [
              1460,
              485
            ],
            [
              1495,
              560
            ]
          ],
          "manual_pick_uncertainty_px_approx": 20,
          "note_zh": "与另一侧共同复核宽圆肩；不能只把后壳上缘拉成单条圆弧而保留下面平板。"
        },
        {
          "id": "roof_front_opening",
          "label_zh": "顶部开口前部圆角包络",
          "kind": "visible_boundary",
          "points_px": [
            [
              590,
              130
            ],
            [
              645,
              190
            ],
            [
              705,
              210
            ],
            [
              1180,
              210
            ],
            [
              1245,
              190
            ],
            [
              1290,
              130
            ]
          ],
          "manual_pick_uncertainty_px_approx": 20,
          "note_zh": "开口两端向顶棚平顺回转；顶棚网格和开口边框重叠，非精确曲率数据。"
        }
      ],
      "observations_zh": [
        "头枕上冠和座椅外肩是内饰最有效的圆滑对齐基准。主包络应先成立，再检查后壳、缝线和菱形纹路。",
        "内饰广角透视和近大远小明显；本图只能约束屏幕轮廓，不能直接决定头枕厚度或真实截面。"
      ]
    },
    {
      "id": "rear_oblique",
      "source": "upload/cd824da3-0580-40fa-9370-05245d7ef890(1).png",
      "label_zh": "后斜",
      "image_size_px": [
        1920,
        1080
      ],
      "actual_view_image_inspection": true,
      "curves": [
        {
          "id": "rear_side_shoulder",
          "label_zh": "侧身窗下肩部向后围过渡",
          "kind": "visual_transition",
          "points_px": [
            [
              290,
              380
            ],
            [
              615,
              365
            ],
            [
              1000,
              375
            ],
            [
              1190,
              400
            ],
            [
              1290,
              420
            ]
          ],
          "manual_pick_uncertainty_px_approx": 25,
          "note_zh": "窗下肩部平缓连续并向尾灯包覆；应是宽面过渡，非沿点列刻一条锐利筋。"
        },
        {
          "id": "rear_side_window_return",
          "label_zh": "后侧小窗圆角包络",
          "kind": "closed_visual_envelope",
          "points_px": [
            [
              905,
              335
            ],
            [
              910,
              235
            ],
            [
              930,
              205
            ],
            [
              995,
              205
            ],
            [
              1025,
              230
            ],
            [
              1040,
              335
            ]
          ],
          "manual_pick_uncertainty_px_approx": 20,
          "note_zh": "上角和侧边之间有明显圆滑回转；内饰头枕与窗框叠加，不把内部物体边界接入窗角。"
        },
        {
          "id": "rear_glass_upper_right_corner",
          "label_zh": "后窗上沿至图右侧圆角",
          "kind": "visible_boundary",
          "points_px": [
            [
              1320,
              220
            ],
            [
              1470,
              220
            ],
            [
              1550,
              230
            ],
            [
              1600,
              270
            ],
            [
              1650,
              340
            ]
          ],
          "manual_pick_uncertainty_px_approx": 20,
          "note_zh": "后窗上沿与侧沿通过大圆角连续连接；尾翼与玻璃边界应分别核对。"
        },
        {
          "id": "rear_outer_wrap",
          "label_zh": "后围图右外侧包覆轮廓",
          "kind": "silhouette",
          "points_px": [
            [
              1700,
              365
            ],
            [
              1740,
              405
            ],
            [
              1755,
              485
            ],
            [
              1770,
              615
            ],
            [
              1780,
              690
            ],
            [
              1760,
              775
            ]
          ],
          "manual_pick_uncertainty_px_approx": 20,
          "note_zh": "后围从肩部到下保险杠持续回转，包含分件台阶但不应整体呈直立平板。"
        },
        {
          "id": "tailgate_lower_corner",
          "label_zh": "尾门图左下角及下沿回转",
          "kind": "component_boundary",
          "points_px": [
            [
              1305,
              450
            ],
            [
              1310,
              580
            ],
            [
              1330,
              640
            ],
            [
              1360,
              660
            ],
            [
              1500,
              650
            ],
            [
              1740,
              605
            ]
          ],
          "manual_pick_uncertainty_px_approx": 15,
          "note_zh": "这是尾门分件缝，不是车身外轮廓；圆角向下沿接顺，能辅助检查后围鼓度和包边。"
        }
      ],
      "observations_zh": [
        "后窗、后侧小窗和尾门下角均有可见圆角；后围表面与侧围之间存在宽缓包覆。",
        "尾灯上下边、尾门缝和反光相互接近；不要把一条反光线或三角网格边当成唯一的后围断面依据。"
      ]
    }
  ],
  "comparison_protocol_zh": [
    "先以整车/座椅外包络和明显部件角点粗对齐画幅与视角，再看局部；不要为追逐内部网格线扭曲主比例。",
    "同一部位至少交叉核对两张可见参考：机盖看前斜与正前；肩部看前斜与后斜；头枕肩冠主要看二排向前。",
    "相机未匹配时只记录可见趋势，不将点位偏差解释为模型毫米误差。",
    "在模型中用连续光照变化验证曲面是否平顺；单条反光线不能推出准确断面，线框数量也不能替代曲面连续性。"
  ]
}