{
  "schema_version": "hardware-structure/v2",
  "unit": "mm",
  "product_id": "creative-021",
  "title": "021 姿势纠正夹结构概念评审",
  "revision": "codex-geometry-c6",
  "updated_at": "2026-09-19",
  "coordinate_system": "X=产品宽度，Y=上下，Z=前后；原点位于产品主体外包络中心",
  "case_metadata": {
    "case_id": 21,
    "domain": "健康与可穿戴",
    "name": "姿势纠正夹",
    "user_value": "通过 IMU 判断弯腰或久坐姿态，并用轻震动提醒。",
    "discovery_platform": "Amazon",
    "source_grade": "C",
    "source_url": "https://www.amazon.com/s?k=posture%20trainer%20wearable",
    "mvp_path": "采集个人正常姿势 2 分钟；设备端分类姿态；连续异常超过阈值才震动；App 只显示趋势。",
    "components": "nRF52840/ESP32-C3、6轴 IMU、振动马达、锂电",
    "software_stack": "Edge Impulse、BLE、Flutter",
    "github_project": "Edge Impulse expert projects",
    "github_url": "https://github.com/edgeimpulse/expert-projects",
    "match_level": "近似",
    "bom_estimate_cny": 220,
    "difficulty": 3,
    "novelty": 4,
    "demand": 4,
    "reuse": 5,
    "risk": 3,
    "differentiation": "个体化校准与不打扰策略优于固定角度阈值。",
    "safety_boundary": "非医疗器械；避免持续强震动和惩罚式提醒。",
    "recommendation_score": 73,
    "structural_archetype": "wearable_clip",
    "prototype_family": "soft-goods",
    "prototype_label_zh": "软体、织物与人体贴合结构",
    "prototype_label_en": "Soft goods and body-conforming assembly",
    "prototype_version": "creative-host-assembly/v1",
    "migration_role": "prototype_migrated",
    "assembly_topology": [
      "人体或家居支撑",
      "软体外层",
      "柔性传感层",
      "可拆电子舱"
    ],
    "dimension_authority": "design_proposed_and_pending_verification",
    "structure_evidence": [
      {
        "id": "workbook-source-021",
        "url": "https://www.amazon.com/s?k=posture%20trainer%20wearable",
        "kind": "discovery_source",
        "claim": "工作簿记录的创意发现来源；只证明市场灵感，不证明机械尺寸。",
        "application": "idea_provenance_only"
      }
    ],
    "evidence_maturity": "workbook_discovery_only",
    "recognition_parts": [
      "背部夹片",
      "姿态传感器仓",
      "振动马达",
      "充电触点",
      "衣物接触垫"
    ],
    "geometry_authority": "concept_photo_primary",
    "geometry_generation_method": "codex_agent_closed_loop",
    "geometry_iteration": 5,
    "geometry_fingerprint": "sha256:e042ef022771a9faf678d16497478a6a513dcc34ed9414c7feca8115755c972e",
    "structure_quality_revision": "structure-quality-r1",
    "structure_quality_remediation": {
      "revision": "structure-visual-r2",
      "remediated_at": "2026-09-19",
      "before": {
        "status": "visual_rework_required",
        "part_count": 9,
        "supplementary_visible_part_count": 0
      },
      "after": {
        "status": "render_pending_visual_review",
        "part_count": 12,
        "added_visible_part_count": 2,
        "reworked_required_cue_count": 5,
        "default_camera_required_cues_visible": true
      },
      "added_visible_part_labels": [
        "姿势状态灯",
        "夹持开口"
      ],
      "reworked_photo_targets": [
        "背部夹片",
        "姿态传感器仓",
        "振动马达",
        "充电触点",
        "衣物接触垫"
      ],
      "truth_boundary": "可见结构按概念图返工；尺寸、隐藏结构和制造可行性仍为设计建议并待实物复核。"
    }
  },
  "envelope": {
    "external": {
      "width": 46.4,
      "depth": 20.4,
      "height": 70.4,
      "center": [
        0,
        0,
        0
      ]
    },
    "internal": {
      "width": 42.6,
      "depth": 15.6,
      "height": 62.6,
      "center": [
        0,
        0,
        0
      ]
    },
    "wall_thickness": 1.2
  },
  "openings": [],
  "prototype_instance": {
    "schema_version": "creative-host-assembly/v1",
    "prototype_family": "soft-goods",
    "prototype_label_zh": "软体、织物与人体贴合结构",
    "prototype_label_en": "Soft goods and body-conforming assembly",
    "host_strategy": "body",
    "shell_strategy": "soft_body",
    "assembly_topology": [
      "人体或家居支撑",
      "软体外层",
      "柔性传感层",
      "可拆电子舱"
    ],
    "migration_role": "prototype_migrated"
  },
  "assemblies": [
    {
      "id": "codex-host-assembly",
      "label": "使用宿主与安装基准",
      "part_ids": [
        "host-body"
      ]
    },
    {
      "id": "codex-product-form",
      "label": "产品主体与照片可识别零件",
      "part_ids": [
        "codex-body",
        "codex-recognition-01",
        "codex-recognition-02",
        "codex-recognition-03",
        "codex-recognition-04",
        "codex-recognition-05",
        "visual-rework-021-led",
        "visual-rework-021-clip-gap"
      ]
    },
    {
      "id": "codex-electronics",
      "label": "内部电子与功能路径",
      "part_ids": [
        "codex-main-pcba",
        "codex-battery"
      ]
    },
    {
      "id": "quality-detail-assembly",
      "label": "视觉细节与界面补充装配",
      "part_ids": [
        "codex-recognition-04-visual-02"
      ]
    }
  ],
  "parts": [
    {
      "id": "host-body",
      "label": "人体/衣物佩戴宿主",
      "group": "host",
      "type": "ellipsoid",
      "dimensions": {
        "width": 280.0,
        "depth": 110.0,
        "height": 420.0
      },
      "position": [
        0.0,
        -26.0,
        -14.4
      ],
      "rotation_deg": [
        0.0,
        0.0,
        0.0
      ],
      "explode_vector": [
        0.0,
        0.0,
        0.0
      ],
      "material": "人体与衣物尺度代理",
      "quantity": 1,
      "source_status": "pending_verification",
      "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
      "appearance": {
        "color": "#647174",
        "opacity": 0.035,
        "roughness": 0.82,
        "metalness": 0.05
      },
      "color": "#647174",
      "camera_fit": false,
      "photo_derived": true,
      "photo_component_id": "host-context",
      "source_target_id": "host-context",
      "source_part_ids": [
        "host-body"
      ],
      "photo_visible": true
    },
    {
      "id": "codex-body",
      "label": "照片轮廓驱动产品主体",
      "group": "shell",
      "type": "rounded_box",
      "dimensions": {
        "width": 44,
        "depth": 18,
        "height": 68,
        "corner_radius": 12
      },
      "position": [
        0,
        0,
        0
      ],
      "rotation_deg": [
        0,
        0,
        0
      ],
      "explode_vector": [
        0.0,
        0.0,
        -1.0
      ],
      "material": "材料与 CMF 由概念照片推断，待工程确认",
      "quantity": 1,
      "source_status": "design_proposed",
      "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
      "appearance": {
        "color": "#ebe7df",
        "opacity": 1.0,
        "roughness": 0.5,
        "metalness": 0.08
      },
      "color": "#ebe7df",
      "photo_derived": true,
      "photo_component_id": "product-silhouette",
      "source_target_id": "product-silhouette",
      "source_part_ids": [
        "codex-body"
      ],
      "photo_bbox": [
        798,
        247,
        855,
        388
      ],
      "photo_polygon": [
        [
          801,
          250
        ],
        [
          840,
          247
        ],
        [
          852,
          260
        ],
        [
          855,
          320
        ],
        [
          850,
          370
        ],
        [
          840,
          385
        ],
        [
          820,
          388
        ],
        [
          805,
          380
        ],
        [
          798,
          340
        ],
        [
          798,
          290
        ]
      ],
      "photo_visible": true,
      "camera_fit": true
    },
    {
      "id": "codex-recognition-01",
      "label": "背部夹片",
      "group": "bracket",
      "type": "rounded_box",
      "dimensions": {
        "width": 28,
        "depth": 8,
        "height": 74,
        "corner_radius": 9
      },
      "position": [
        0,
        0,
        -14
      ],
      "rotation_deg": [
        0,
        0,
        0
      ],
      "explode_vector": [
        0.0,
        0.0,
        1.0
      ],
      "material": "材料与 CMF 由概念照片推断，待工程确认",
      "quantity": 1,
      "source_status": "design_proposed",
      "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
      "appearance": {
        "color": "#858d8c",
        "opacity": 1.0,
        "roughness": 0.5,
        "metalness": 0.08
      },
      "color": "#858d8c",
      "recognition_role": true,
      "evidence_ids": [
        "workbook-source-021"
      ],
      "photo_derived": true,
      "photo_component_id": "recognition-01",
      "source_target_id": "recognition-01",
      "source_part_ids": [
        "codex-recognition-01"
      ],
      "photo_bbox": [
        798,
        247,
        855,
        388
      ],
      "photo_polygon": [
        [
          801,
          250
        ],
        [
          840,
          247
        ],
        [
          852,
          260
        ],
        [
          855,
          320
        ],
        [
          850,
          370
        ],
        [
          840,
          385
        ],
        [
          820,
          388
        ],
        [
          805,
          380
        ],
        [
          798,
          340
        ],
        [
          798,
          290
        ]
      ],
      "photo_visible": true,
      "camera_fit": true
    },
    {
      "id": "codex-recognition-02",
      "label": "姿态传感器仓",
      "group": "shell",
      "type": "rounded_box",
      "dimensions": {
        "width": 32,
        "depth": 8,
        "height": 44,
        "corner_radius": 9
      },
      "position": [
        0,
        5,
        13
      ],
      "rotation_deg": [
        0,
        0,
        0
      ],
      "explode_vector": [
        0.0,
        0.0,
        1.0
      ],
      "material": "材料与 CMF 由概念照片推断，待工程确认",
      "quantity": 1,
      "source_status": "design_proposed",
      "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
      "appearance": {
        "color": "#c6cbc8",
        "opacity": 0.78,
        "roughness": 0.5,
        "metalness": 0.08
      },
      "color": "#c6cbc8",
      "recognition_role": true,
      "evidence_ids": [
        "workbook-source-021"
      ],
      "photo_derived": true,
      "photo_component_id": "recognition-02",
      "source_target_id": "recognition-02",
      "source_part_ids": [
        "codex-recognition-02"
      ],
      "photo_bbox": [
        798,
        247,
        855,
        388
      ],
      "photo_polygon": [
        [
          801,
          250
        ],
        [
          840,
          247
        ],
        [
          852,
          260
        ],
        [
          855,
          320
        ],
        [
          850,
          370
        ],
        [
          840,
          385
        ],
        [
          820,
          388
        ],
        [
          805,
          380
        ],
        [
          798,
          340
        ],
        [
          798,
          290
        ]
      ],
      "photo_visible": true,
      "camera_fit": true
    },
    {
      "id": "codex-recognition-03",
      "label": "振动马达",
      "group": "sensor",
      "type": "cylinder",
      "dimensions": {
        "diameter": 16,
        "length": 8
      },
      "position": [
        0,
        -15,
        15
      ],
      "rotation_deg": [
        90,
        0,
        0
      ],
      "explode_vector": [
        -1.0,
        -1.0,
        1.0
      ],
      "material": "材料与 CMF 由概念照片推断，待工程确认",
      "quantity": 1,
      "source_status": "pending_verification",
      "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
      "appearance": {
        "color": "#3f4a4b",
        "opacity": 1.0,
        "roughness": 0.5,
        "metalness": 0.08
      },
      "color": "#3f4a4b",
      "recognition_role": true,
      "evidence_ids": [
        "workbook-source-021"
      ],
      "photo_derived": true,
      "photo_component_id": "recognition-03",
      "source_target_id": "recognition-03",
      "source_part_ids": [
        "codex-recognition-03"
      ],
      "photo_bbox": [
        805,
        357,
        829,
        375
      ],
      "photo_polygon": [],
      "photo_visible": false,
      "camera_fit": true
    },
    {
      "id": "codex-recognition-04",
      "label": "充电触点",
      "group": "interface",
      "type": "cylinder",
      "dimensions": {
        "diameter": 4,
        "length": 3
      },
      "position": [
        -5,
        -28,
        13
      ],
      "rotation_deg": [
        90,
        0,
        0
      ],
      "explode_vector": [
        1.0,
        -1.0,
        1.0
      ],
      "material": "材料与 CMF 由概念照片推断，待工程确认",
      "quantity": 1,
      "source_status": "pending_verification",
      "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
      "appearance": {
        "color": "#d5ae55",
        "opacity": 1.0,
        "roughness": 0.5,
        "metalness": 0.08
      },
      "color": "#d5ae55",
      "recognition_role": true,
      "evidence_ids": [
        "workbook-source-021"
      ],
      "photo_derived": true,
      "photo_component_id": "recognition-04",
      "source_target_id": "recognition-04",
      "source_part_ids": [
        "codex-recognition-04"
      ],
      "photo_bbox": [
        839,
        357,
        855,
        375
      ],
      "photo_polygon": [],
      "photo_visible": false,
      "camera_fit": true
    },
    {
      "id": "codex-recognition-05",
      "label": "衣物接触垫",
      "group": "host",
      "type": "rounded_box",
      "dimensions": {
        "width": 30,
        "depth": 6,
        "height": 48,
        "corner_radius": 12
      },
      "position": [
        0,
        0,
        -18
      ],
      "rotation_deg": [
        0,
        0,
        0
      ],
      "explode_vector": [
        -1.0,
        -1.0,
        1.0
      ],
      "material": "织物、硅胶或柔性复合件",
      "quantity": 1,
      "source_status": "pending_verification",
      "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
      "appearance": {
        "color": "#8f9693",
        "opacity": 1.0,
        "roughness": 0.5,
        "metalness": 0.08
      },
      "color": "#8f9693",
      "recognition_role": true,
      "evidence_ids": [
        "workbook-source-021"
      ],
      "photo_derived": true,
      "photo_component_id": "recognition-05",
      "source_target_id": "recognition-05",
      "source_part_ids": [
        "codex-recognition-05"
      ],
      "photo_bbox": [
        805,
        368,
        829,
        386
      ],
      "photo_polygon": [],
      "photo_visible": false,
      "camera_fit": true
    },
    {
      "id": "codex-main-pcba",
      "label": "主控 PCBA（内部建议布局）",
      "group": "pcb",
      "type": "box",
      "dimensions": {
        "width": 22.5,
        "depth": 1.6,
        "height": 24.7
      },
      "position": [
        0.0,
        0.0,
        -2.16
      ],
      "rotation_deg": [
        0.0,
        0.0,
        0.0
      ],
      "explode_vector": [
        0.0,
        0.0,
        -1.0
      ],
      "material": "FR-4 多层板；板框与器件高度待工程确认",
      "quantity": 1,
      "source_status": "design_proposed",
      "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
      "appearance": {
        "color": "#23754f",
        "opacity": 1.0,
        "roughness": 0.56,
        "metalness": 0.05
      },
      "color": "#23754f",
      "inside_envelope": true,
      "camera_fit": false
    },
    {
      "id": "codex-battery",
      "label": "电池与保护组件",
      "group": "sensor",
      "type": "rounded_box",
      "dimensions": {
        "width": 14.4,
        "depth": 5.04,
        "height": 14.3,
        "corner_radius": 3.0
      },
      "position": [
        -7.2,
        -11.7,
        -2.7
      ],
      "rotation_deg": [
        0.0,
        0.0,
        0.0
      ],
      "explode_vector": [
        -1.0,
        -1.0,
        -1.0
      ],
      "material": "受保护电池包；容量、认证和固定方式待确认",
      "quantity": 1,
      "source_status": "pending_verification",
      "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
      "appearance": {
        "color": "#394246",
        "opacity": 1.0,
        "roughness": 0.52,
        "metalness": 0.05
      },
      "color": "#394246",
      "inside_envelope": true,
      "camera_fit": false
    },
    {
      "id": "codex-recognition-04-visual-02",
      "label": "充电触点 2",
      "group": "interface",
      "type": "cylinder",
      "dimensions": {
        "diameter": 4,
        "length": 3
      },
      "position": [
        5,
        -28,
        13
      ],
      "rotation_deg": [
        90,
        0,
        0
      ],
      "explode_vector": [
        1.0,
        -1.0,
        1.0
      ],
      "material": "材料与 CMF 由概念照片推断，待工程确认",
      "quantity": 1,
      "source_status": "pending_verification",
      "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
      "appearance": {
        "color": "#d5ae55",
        "opacity": 1.0,
        "roughness": 0.5,
        "metalness": 0.08
      },
      "color": "#d5ae55",
      "recognition_role": true,
      "evidence_ids": [
        "workbook-source-021"
      ],
      "photo_derived": true,
      "photo_component_id": "recognition-04",
      "source_target_id": "recognition-04",
      "source_part_ids": [
        "codex-recognition-04"
      ],
      "photo_bbox": [
        839,
        357,
        855,
        375
      ],
      "photo_polygon": [],
      "photo_visible": false,
      "camera_fit": true
    },
    {
      "id": "visual-rework-021-led",
      "label": "姿势状态灯",
      "group": "sensor",
      "type": "lens",
      "dimensions": {
        "diameter": 5,
        "length": 3
      },
      "position": [
        0,
        20,
        14
      ],
      "rotation_deg": [
        90,
        0,
        0
      ],
      "explode_vector": [
        0,
        0,
        1
      ],
      "material": "设计建议材料",
      "quantity": 1,
      "source_status": "design_proposed",
      "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
      "appearance": {
        "color": "#5fe279",
        "opacity": 1.0,
        "roughness": 0.5,
        "metalness": 0.08
      },
      "color": "#5fe279",
      "camera_fit": true
    },
    {
      "id": "visual-rework-021-clip-gap",
      "label": "夹持开口",
      "group": "interface",
      "type": "rounded_frame",
      "dimensions": {
        "width": 24,
        "depth": 5,
        "height": 50,
        "frame_width": 5,
        "corner_radius": 8
      },
      "position": [
        0,
        -2,
        -10
      ],
      "rotation_deg": [
        0,
        0,
        0
      ],
      "explode_vector": [
        0,
        0,
        1
      ],
      "material": "设计建议材料",
      "quantity": 1,
      "source_status": "design_proposed",
      "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
      "appearance": {
        "color": "#31383a",
        "opacity": 1.0,
        "roughness": 0.5,
        "metalness": 0.08
      },
      "color": "#31383a",
      "camera_fit": true
    }
  ],
  "patterns": [],
  "relations": [
    {
      "id": "codex-host-installation",
      "type": "installed_on",
      "part_ids": [
        "host-body",
        "codex-body"
      ],
      "description": "产品通过安装件与人体佩戴基准建立可检查的空间关系"
    },
    {
      "id": "codex-component-recognition-01-01",
      "type": "located_on",
      "part_ids": [
        "codex-body",
        "codex-recognition-01"
      ],
      "description": "零件位置来自概念图二维区域映射，深度与固定方式待工程复核。"
    },
    {
      "id": "codex-component-recognition-02-01",
      "type": "located_on",
      "part_ids": [
        "codex-body",
        "codex-recognition-02"
      ],
      "description": "零件位置来自概念图二维区域映射，深度与固定方式待工程复核。"
    },
    {
      "id": "codex-component-recognition-03-01",
      "type": "located_on",
      "part_ids": [
        "codex-body",
        "codex-recognition-03"
      ],
      "description": "零件位置来自概念图二维区域映射，深度与固定方式待工程复核。"
    },
    {
      "id": "codex-component-recognition-04-01",
      "type": "located_on",
      "part_ids": [
        "codex-body",
        "codex-recognition-04"
      ],
      "description": "零件位置来自概念图二维区域映射，深度与固定方式待工程复核。"
    },
    {
      "id": "codex-component-recognition-05-01",
      "type": "located_on",
      "part_ids": [
        "codex-body",
        "codex-recognition-05"
      ],
      "description": "零件位置来自概念图二维区域映射，深度与固定方式待工程复核。"
    },
    {
      "id": "codex-photo-connection-02",
      "type": "contained_by",
      "part_ids": [
        "codex-recognition-02",
        "codex-recognition-01"
      ],
      "description": "姿态传感器仓封装于背部夹片外壳内部"
    },
    {
      "id": "codex-pcba-contained",
      "type": "contained_by",
      "part_ids": [
        "codex-main-pcba",
        "codex-body"
      ],
      "description": "主控 PCBA 位于主体内部；板框、支柱和连接器位置待详细设计。"
    }
  ],
  "interfaces": [
    {
      "id": "codex-service-interface",
      "label": "供电/维护接口摘要",
      "part_ids": [
        "codex-recognition-05"
      ]
    }
  ],
  "cables": [],
  "assembly_steps": [
    {
      "id": "codex-step-01",
      "sequence": 1,
      "label": "按照片所示关系安装主体与宿主",
      "part_ids": [
        "host-body",
        "codex-body"
      ],
      "direction": [
        0,
        0,
        1
      ],
      "status": "pending_verification"
    },
    {
      "id": "codex-step-02",
      "sequence": 2,
      "label": "安装照片可识别功能零件",
      "part_ids": [
        "codex-recognition-01",
        "codex-recognition-02",
        "codex-recognition-03",
        "codex-recognition-04",
        "codex-recognition-05"
      ],
      "direction": [
        0,
        0,
        1
      ],
      "status": "design_proposed"
    },
    {
      "id": "codex-step-03",
      "sequence": 3,
      "label": "装入 PCBA、电源并检查功能路径",
      "part_ids": [
        "codex-main-pcba",
        "codex-battery",
        "codex-recognition-04-visual-02",
        "visual-rework-021-led",
        "visual-rework-021-clip-gap"
      ],
      "direction": [
        0,
        0,
        -1
      ],
      "status": "pending_verification"
    }
  ],
  "validation_rules": [
    {
      "id": "codex-photo-form",
      "type": "photo_form_identity",
      "minimum_score": 85,
      "severity": "error"
    },
    {
      "id": "recognition-parts",
      "type": "photo_component_coverage",
      "minimum_count": 5,
      "severity": "error"
    },
    {
      "id": "assembly-legibility",
      "type": "assembly_relationship_legibility",
      "minimum_score": 85,
      "severity": "error"
    },
    {
      "id": "geometry-uniqueness",
      "type": "cross_case_geometry_uniqueness",
      "minimum_score": 85,
      "severity": "error"
    }
  ],
  "dimension_sources": [
    {
      "id": "concept-photo-form",
      "status": "design_proposed",
      "scope": "可见轮廓、宿主、安装点、零件数量和相对位置",
      "reference": "/hardware-structure/photos/creative-021-photo-v1.jpg"
    },
    {
      "id": "codex-c-loop-geometry",
      "status": "design_proposed",
      "scope": "照片驱动参数几何、内部装配、工作路径和浏览器评审视图",
      "reference": "Codex Agent -> code -> render -> visual review -> patch, iteration 4"
    },
    {
      "id": "hidden-dimensions",
      "status": "pending_verification",
      "scope": "照片不可见的深度、背面、壁厚、紧固、密封、公差和真实材料",
      "reference": "Requires multi-view images, supplier drawings or physical measurement"
    }
  ],
  "visual_assets": [
    {
      "id": "product-concept-photo",
      "type": "ai_generated_concept_photo",
      "url": "/hardware-structure/photos/creative-021-photo-v1.jpg",
      "source_status": "ai_generated_concept",
      "revision": "photo-v1",
      "truth_boundary": {
        "zh": "AI 生成的产品概念照片，用于表达外观与使用场景，不是量产实物摄影。",
        "en": "AI-generated product concept image for form and use context; not a photograph of a manufactured unit."
      }
    },
    {
      "id": "structure-thumbnail",
      "type": "structure_preview",
      "url": "/hardware-structure/thumbnails/creative-021.svg"
    }
  ],
  "photo_structure_contract": {
    "schema_version": "creative-photo-structure-contract/v1",
    "photo_revision": "photo-v1",
    "structure_revision": "codex-geometry-c6",
    "prototype_family": "soft-goods",
    "migration_role": "prototype_migrated",
    "host": "人体佩戴基准",
    "installation": "产品通过安装件与人体佩戴基准建立可检查的空间关系",
    "scale_reference": "人体佩戴基准",
    "visual_cues": [
      "背部夹片",
      "姿态传感器仓",
      "振动马达",
      "充电触点",
      "衣物接触垫"
    ],
    "expected_recognition_parts": [
      "背部夹片",
      "姿态传感器仓",
      "振动马达",
      "充电触点",
      "衣物接触垫"
    ],
    "pixel_review_status": "photo_geometry_rebuilt_pending_review",
    "truth_boundary": "结构契约验证照片和参数模型共享同一组可识别部件；非像素级 CAD 重建。",
    "quality_status": "reworked_pending_blind_visual_review"
  },
  "assumptions": [
    "单张概念图约束可见轮廓、颜色、零件数量和二维空间关系，不能证明背面及内部结构。",
    "深度、壁厚、紧固、密封和装配公差由 Codex 生成设计建议，必须经过图纸或实物复核。",
    "浏览器模型使用统一毫米单位，并保留概念、推断与待确认边界。",
    "振动马达、充电触点、衣物接触垫均为内部或隐藏结构，无法从当前视角确认具体位置和形态",
    "背部夹片的具体固定机制（夹持/磁吸/ adhesive）不可见",
    "产品与充电盒的关系未在要求中标注，但充电盒在桌面上可见"
  ],
  "engineering_boundary": "该网页结构以 /hardware-structure/photos/creative-021-photo-v1.jpg 的 AI 概念图为外观输入，由 Codex Agent 重建可检查的参数几何。它只用于产品形态、宿主安装、内部包络和方案评审；所有毫米尺寸仍为设计建议或待复核值，不是正式 CAD、STEP、Gerber、模具、认证或量产放行文件。",
  "photo_reconstruction": {
    "schema_version": "creative-photo-reconstruction/v1",
    "product_id": "creative-021",
    "case_id": 21,
    "photo_revision": "photo-v1",
    "structure_input_revision": "codex-geometry-c6",
    "generated_at": "2026-09-03",
    "photo": {
      "url": "/hardware-structure/photos/creative-021-photo-v1.jpg",
      "width_px": 960,
      "height_px": 600,
      "sha256": "e0654def1af0263a0176867414998dc0875ed7368c693d6a3d014c8fa649cec6",
      "coordinate_system": "normalized image space 0..1000; origin top-left"
    },
    "targets": [
      {
        "id": "host-context",
        "label": "人体佩戴基准",
        "role": "host",
        "part_ids": [
          "host-body"
        ],
        "instruction": "Tight box around the physical host or use surface that establishes installation and scale.",
        "bound_part_ids": [
          "host-body"
        ]
      },
      {
        "id": "recognition-01",
        "label": "背部夹片",
        "role": "mount",
        "part_ids": [
          "codex-recognition-01"
        ],
        "instruction": "Tight box and polygon around this visible photo-defining part or repeated group.",
        "bound_part_ids": [
          "codex-recognition-01"
        ]
      },
      {
        "id": "recognition-02",
        "label": "姿态传感器仓",
        "role": "visible_part",
        "part_ids": [
          "codex-recognition-02"
        ],
        "instruction": "Tight box and polygon around this visible photo-defining part or repeated group.",
        "bound_part_ids": [
          "codex-recognition-02"
        ]
      },
      {
        "id": "recognition-03",
        "label": "振动马达",
        "role": "visible_part",
        "part_ids": [
          "codex-recognition-03"
        ],
        "instruction": "Tight box and polygon around this visible photo-defining part or repeated group.",
        "bound_part_ids": [
          "codex-recognition-03"
        ]
      },
      {
        "id": "recognition-04",
        "label": "充电触点",
        "role": "visible_part",
        "part_ids": [
          "codex-recognition-04",
          "codex-recognition-04-visual-02"
        ],
        "instruction": "Tight box and polygon around this visible photo-defining part or repeated group.",
        "bound_part_ids": [
          "codex-recognition-04",
          "codex-recognition-04-visual-02"
        ]
      },
      {
        "id": "recognition-05",
        "label": "衣物接触垫",
        "role": "visible_part",
        "part_ids": [
          "codex-recognition-05"
        ],
        "instruction": "Tight box and polygon around this visible photo-defining part or repeated group.",
        "bound_part_ids": [
          "codex-recognition-05"
        ]
      },
      {
        "id": "product-silhouette",
        "label": "产品主体整体轮廓",
        "role": "product_shell",
        "part_ids": [
          "codex-body"
        ],
        "instruction": "Trace the complete visible product silhouette, excluding the host and background.",
        "bound_part_ids": [
          "codex-body"
        ]
      }
    ],
    "regions": [
      {
        "target_id": "host-context",
        "role": "host",
        "bbox": [
          0,
          0,
          1000,
          1000
        ],
        "polygon": [
          [
            0,
            0
          ],
          [
            1000,
            0
          ],
          [
            1000,
            1000
          ],
          [
            0,
            1000
          ]
        ],
        "visible": true,
        "confidence": 0.85,
        "shape_hint": "cylinder",
        "visual_description": "成年男性背部与肩部区域，作为人体佩戴基准和尺度参考，产品安装于T恤覆盖的肩胛骨内侧区域"
      },
      {
        "target_id": "recognition-01",
        "role": "mount",
        "bbox": [
          798,
          247,
          855,
          388
        ],
        "polygon": [
          [
            801,
            250
          ],
          [
            840,
            247
          ],
          [
            852,
            260
          ],
          [
            855,
            320
          ],
          [
            850,
            370
          ],
          [
            840,
            385
          ],
          [
            820,
            388
          ],
          [
            805,
            380
          ],
          [
            798,
            340
          ],
          [
            798,
            290
          ]
        ],
        "visible": true,
        "confidence": 0.9,
        "shape_hint": "rounded_box",
        "visual_description": "背部夹片，长条形圆角设计，沿脊柱方向纵向佩戴，与T恤表面形成轻微凸起，可见光滑外壳表面"
      },
      {
        "target_id": "recognition-02",
        "role": "visible_part",
        "bbox": [
          798,
          247,
          855,
          388
        ],
        "polygon": [
          [
            801,
            250
          ],
          [
            840,
            247
          ],
          [
            852,
            260
          ],
          [
            855,
            320
          ],
          [
            850,
            370
          ],
          [
            840,
            385
          ],
          [
            820,
            388
          ],
          [
            805,
            380
          ],
          [
            798,
            340
          ],
          [
            798,
            290
          ]
        ],
        "visible": true,
        "confidence": 0.7,
        "shape_hint": "rounded_box",
        "visual_description": "姿态传感器仓，与背部夹片为同一可见外壳，IMU传感器封装于该壳体内，无独立外部特征可见"
      },
      {
        "target_id": "recognition-03",
        "role": "visible_part",
        "bbox": [
          0,
          0,
          0,
          0
        ],
        "polygon": [],
        "visible": false,
        "confidence": 0.0,
        "shape_hint": "ellipsoid",
        "visual_description": "振动马达，完全封装于背部夹片内部，无外部可见特征"
      },
      {
        "target_id": "recognition-04",
        "role": "visible_part",
        "bbox": [
          0,
          0,
          0,
          0
        ],
        "polygon": [],
        "visible": false,
        "confidence": 0.0,
        "shape_hint": "cylinder",
        "visual_description": "充电触点，位于产品底部或内侧，当前视角不可见"
      },
      {
        "target_id": "recognition-05",
        "role": "visible_part",
        "bbox": [
          0,
          0,
          0,
          0
        ],
        "polygon": [],
        "visible": false,
        "confidence": 0.0,
        "shape_hint": "rounded_box",
        "visual_description": "衣物接触垫，位于产品与T恤之间，被产品和衣物遮挡不可见"
      },
      {
        "target_id": "product-silhouette",
        "role": "product_shell",
        "visible": true,
        "bbox": [
          798,
          247,
          855,
          388
        ],
        "polygon": [
          [
            801,
            250
          ],
          [
            840,
            247
          ],
          [
            852,
            260
          ],
          [
            855,
            320
          ],
          [
            850,
            370
          ],
          [
            840,
            385
          ],
          [
            820,
            388
          ],
          [
            805,
            380
          ],
          [
            798,
            340
          ],
          [
            798,
            290
          ]
        ],
        "confidence": 0.9,
        "shape_hint": "mesh_required",
        "visual_description": "姿势纠正夹整体轮廓，为纵向长条形圆角设计，贴合背部曲线"
      }
    ],
    "product_silhouette": {
      "bbox": [
        798,
        247,
        855,
        388
      ],
      "polygon": [
        [
          801,
          250
        ],
        [
          840,
          247
        ],
        [
          852,
          260
        ],
        [
          855,
          320
        ],
        [
          850,
          370
        ],
        [
          840,
          385
        ],
        [
          820,
          388
        ],
        [
          805,
          380
        ],
        [
          798,
          340
        ],
        [
          798,
          290
        ]
      ],
      "description": "姿势纠正夹整体轮廓，为纵向长条形圆角设计，贴合背部曲线"
    },
    "mounting_points": [
      {
        "label": "背部夹片与人体接触面",
        "point": [
          826,
          317
        ],
        "host_target_id": "host-context",
        "product_target_id": "recognition-01",
        "confidence": 0.85
      }
    ],
    "connections": [
      {
        "from_target_id": "recognition-01",
        "to_target_id": "host-context",
        "type": "worn_on",
        "description": "背部夹片通过夹持或磁吸方式固定于T恤与背部之间"
      },
      {
        "from_target_id": "recognition-02",
        "to_target_id": "recognition-01",
        "type": "contained_by",
        "description": "姿态传感器仓封装于背部夹片外壳内部"
      }
    ],
    "camera": {
      "view": "side_right",
      "yaw_deg": 75,
      "pitch_deg": -5,
      "roll_deg": 0,
      "fov_deg": 45,
      "framing_bbox": [
        0,
        0,
        1000,
        1000
      ]
    },
    "geometry_plan": {
      "strategy": "codex_agent_photo_specific_parametric",
      "rationale": "Codex maps concept-photo silhouette, component regions and connections into millimetre parametric parts; the browser render must pass screenshot review before customer publication.",
      "bindings": [
        {
          "target_id": "recognition-01",
          "asset_mode": "glb_part",
          "depth_order": 0,
          "orientation": "vertical",
          "confidence": 0.9
        },
        {
          "target_id": "host-context",
          "asset_mode": "glb_part",
          "depth_order": 1,
          "orientation": "vertical",
          "confidence": 0.85
        },
        {
          "target_id": "recognition-02",
          "asset_mode": "glb_part",
          "depth_order": 0,
          "orientation": "vertical",
          "confidence": 0.7
        },
        {
          "target_id": "recognition-03",
          "asset_mode": "glb_part",
          "depth_order": -1,
          "orientation": "vertical",
          "confidence": 0.0
        },
        {
          "target_id": "recognition-04",
          "asset_mode": "glb_part",
          "depth_order": -1,
          "orientation": "vertical",
          "confidence": 0.0
        },
        {
          "target_id": "recognition-05",
          "asset_mode": "glb_part",
          "depth_order": -1,
          "orientation": "vertical",
          "confidence": 0.0
        },
        {
          "target_id": "product-silhouette",
          "asset_mode": "parameterized",
          "depth_order": 0,
          "orientation": "freeform",
          "confidence": 0.9
        }
      ]
    },
    "uncertainties": [
      "振动马达、充电触点、衣物接触垫均为内部或隐藏结构，无法从当前视角确认具体位置和形态",
      "背部夹片的具体固定机制（夹持/磁吸/ adhesive）不可见",
      "产品与充电盒的关系未在要求中标注，但充电盒在桌面上可见"
    ],
    "provenance": {
      "mode": "kimi_vlm",
      "provider": "kimi",
      "model": "kimi-k2.6",
      "operation": "photo-reconstruction.annotate",
      "prompt_template_version": "photo-reconstruction-v1",
      "calls": [
        {
          "provider": "kimi",
          "model_version": "kimi-k2.6",
          "operation": "photo-reconstruction.annotate",
          "prompt_template_version": "photo-reconstruction-v1",
          "request_hash": "262074de51cd6854b3223053093007f6bae41e19af5b1fb12b022e830cde12cc",
          "latency_ms": 38567,
          "status": "completed",
          "prompt_tokens": 1441,
          "completion_tokens": 1316,
          "total_tokens": 2757,
          "cached_tokens": 181,
          "error_code": "",
          "error_message": "",
          "fallback_used": false
        }
      ]
    },
    "truth_boundary": {
      "zh": "照片校准层用于验证轮廓、宿主、安装和可见零件；工程零件尺寸、间隙及制造结论仍由原结构层和正式图纸控制。",
      "en": "The photo-calibrated layer checks silhouette, host, installation and visible parts; engineering dimensions, clearances and manufacturing conclusions remain controlled by the engineering layer and released drawings."
    },
    "geometry_proxy_parts": [
      {
        "id": "photo-proxy-host-body",
        "source_target_id": "host-context",
        "source_part_ids": [
          "host-body"
        ],
        "label": "人体/衣物佩戴宿主",
        "group": "host",
        "type": "ellipsoid",
        "dimensions": {
          "width": 280.0,
          "depth": 110.0,
          "height": 420.0
        },
        "position": [
          0.0,
          -26.0,
          -14.4
        ],
        "rotation_deg": [
          0.0,
          0.0,
          0.0
        ],
        "material": "人体与衣物尺度代理",
        "source_status": "pending_verification",
        "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
        "bbox": [],
        "polygon": [],
        "confidence": 0.85,
        "asset_requirement": "parameterized_or_glb_refinement",
        "camera_fit": false,
        "appearance": {
          "color": "#647174",
          "opacity": 0.035,
          "roughness": 0.82,
          "metalness": 0.05
        },
        "color": "#647174"
      },
      {
        "id": "photo-proxy-codex-body",
        "source_target_id": "product-silhouette",
        "source_part_ids": [
          "codex-body"
        ],
        "label": "照片轮廓驱动产品主体",
        "group": "shell",
        "type": "extruded_polygon",
        "dimensions": {
          "width": 38.136,
          "depth": 12.96,
          "height": 65.0
        },
        "position": [
          0.0,
          0.0,
          0.0
        ],
        "rotation_deg": [
          0.0,
          0.0,
          0.0
        ],
        "material": "材料与 CMF 由概念照片推断，待工程确认",
        "source_status": "design_proposed",
        "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
        "bbox": [
          798,
          247,
          855,
          388
        ],
        "polygon": [
          [
            801,
            250
          ],
          [
            840,
            247
          ],
          [
            852,
            260
          ],
          [
            855,
            320
          ],
          [
            850,
            370
          ],
          [
            840,
            385
          ],
          [
            820,
            388
          ],
          [
            805,
            380
          ],
          [
            798,
            340
          ],
          [
            798,
            290
          ]
        ],
        "confidence": 0.85,
        "asset_requirement": "parameterized_or_glb_refinement",
        "camera_fit": true,
        "profile_points": [
          [
            -17.061,
            31.117
          ],
          [
            9.032,
            32.5
          ],
          [
            17.061,
            26.507
          ],
          [
            19.068,
            -1.152
          ],
          [
            15.723,
            -24.202
          ],
          [
            9.032,
            -31.117
          ],
          [
            -4.349,
            -32.5
          ],
          [
            -14.384,
            -28.812
          ],
          [
            -19.068,
            -10.372
          ],
          [
            -19.068,
            12.677
          ]
        ],
        "appearance": {
          "color": "#c9c2b5",
          "opacity": 0.82,
          "roughness": 0.58,
          "metalness": 0.08
        },
        "color": "#c9c2b5"
      },
      {
        "id": "photo-proxy-codex-recognition-01",
        "source_target_id": "recognition-01",
        "source_part_ids": [
          "codex-recognition-01"
        ],
        "label": "背部夹片",
        "group": "bracket",
        "type": "extruded_polygon",
        "dimensions": {
          "width": 38.136,
          "depth": 3.11,
          "height": 65.0
        },
        "position": [
          0.0,
          -0.0,
          5.832
        ],
        "rotation_deg": [
          0.0,
          0.0,
          0.0
        ],
        "material": "材料与 CMF 由概念照片推断，待工程确认",
        "source_status": "design_proposed",
        "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
        "bbox": [
          798,
          247,
          855,
          388
        ],
        "polygon": [
          [
            801,
            250
          ],
          [
            840,
            247
          ],
          [
            852,
            260
          ],
          [
            855,
            320
          ],
          [
            850,
            370
          ],
          [
            840,
            385
          ],
          [
            820,
            388
          ],
          [
            805,
            380
          ],
          [
            798,
            340
          ],
          [
            798,
            290
          ]
        ],
        "confidence": 0.85,
        "asset_requirement": "parameterized_or_glb_refinement",
        "camera_fit": true,
        "profile_points": [
          [
            -17.061,
            31.117
          ],
          [
            9.032,
            32.5
          ],
          [
            17.061,
            26.507
          ],
          [
            19.068,
            -1.152
          ],
          [
            15.723,
            -24.202
          ],
          [
            9.032,
            -31.117
          ],
          [
            -4.349,
            -32.5
          ],
          [
            -14.384,
            -28.812
          ],
          [
            -19.068,
            -10.372
          ],
          [
            -19.068,
            12.677
          ]
        ],
        "appearance": {
          "color": "#c9c2b5",
          "opacity": 1.0,
          "roughness": 0.58,
          "metalness": 0.08
        },
        "color": "#c9c2b5"
      },
      {
        "id": "photo-proxy-codex-recognition-02",
        "source_target_id": "recognition-02",
        "source_part_ids": [
          "codex-recognition-02"
        ],
        "label": "姿态传感器仓",
        "group": "shell",
        "type": "extruded_polygon",
        "dimensions": {
          "width": 38.136,
          "depth": 3.11,
          "height": 65.0
        },
        "position": [
          0.0,
          -0.0,
          5.832
        ],
        "rotation_deg": [
          0.0,
          0.0,
          0.0
        ],
        "material": "材料与 CMF 由概念照片推断，待工程确认",
        "source_status": "design_proposed",
        "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
        "bbox": [
          798,
          247,
          855,
          388
        ],
        "polygon": [
          [
            801,
            250
          ],
          [
            840,
            247
          ],
          [
            852,
            260
          ],
          [
            855,
            320
          ],
          [
            850,
            370
          ],
          [
            840,
            385
          ],
          [
            820,
            388
          ],
          [
            805,
            380
          ],
          [
            798,
            340
          ],
          [
            798,
            290
          ]
        ],
        "confidence": 0.85,
        "asset_requirement": "parameterized_or_glb_refinement",
        "camera_fit": true,
        "profile_points": [
          [
            -17.061,
            31.117
          ],
          [
            9.032,
            32.5
          ],
          [
            17.061,
            26.507
          ],
          [
            19.068,
            -1.152
          ],
          [
            15.723,
            -24.202
          ],
          [
            9.032,
            -31.117
          ],
          [
            -4.349,
            -32.5
          ],
          [
            -14.384,
            -28.812
          ],
          [
            -19.068,
            -10.372
          ],
          [
            -19.068,
            12.677
          ]
        ],
        "appearance": {
          "color": "#c9c2b5",
          "opacity": 1.0,
          "roughness": 0.58,
          "metalness": 0.08
        },
        "color": "#c9c2b5"
      },
      {
        "id": "photo-proxy-codex-recognition-03",
        "source_target_id": "recognition-03",
        "source_part_ids": [
          "codex-recognition-03"
        ],
        "label": "振动马达",
        "group": "sensor",
        "type": "ellipsoid",
        "dimensions": {
          "width": 16.057,
          "depth": 3.11,
          "height": 8.298
        },
        "position": [
          -6.463,
          -22.349,
          5.832
        ],
        "rotation_deg": [
          0.0,
          0.0,
          0.0
        ],
        "material": "材料与 CMF 由概念照片推断，待工程确认",
        "source_status": "pending_verification",
        "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
        "bbox": [
          805,
          357,
          829,
          375
        ],
        "polygon": [],
        "confidence": 0.35,
        "asset_requirement": "parameterized_or_glb_refinement",
        "camera_fit": false,
        "render_mode": "metadata_only",
        "appearance": {
          "color": "#c9c2b5",
          "opacity": 1.0,
          "roughness": 0.58,
          "metalness": 0.08
        },
        "color": "#c9c2b5"
      },
      {
        "id": "photo-proxy-codex-recognition-04",
        "source_target_id": "recognition-04",
        "source_part_ids": [
          "codex-recognition-04"
        ],
        "label": "充电触点",
        "group": "interface",
        "type": "lens",
        "dimensions": {
          "diameter": 8.298,
          "length": 3.11
        },
        "position": [
          13.729,
          -22.349,
          5.832
        ],
        "rotation_deg": [
          90.0,
          0.0,
          0.0
        ],
        "material": "材料与 CMF 由概念照片推断，待工程确认",
        "source_status": "pending_verification",
        "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
        "bbox": [
          839,
          357,
          855,
          375
        ],
        "polygon": [],
        "confidence": 0.35,
        "asset_requirement": "parameterized_or_glb_refinement",
        "camera_fit": false,
        "render_mode": "metadata_only",
        "appearance": {
          "color": "#c9c2b5",
          "opacity": 1.0,
          "roughness": 0.58,
          "metalness": 0.08
        },
        "color": "#c9c2b5"
      },
      {
        "id": "photo-proxy-codex-recognition-05",
        "source_target_id": "recognition-05",
        "source_part_ids": [
          "codex-recognition-05"
        ],
        "label": "衣物接触垫",
        "group": "sensor",
        "type": "rounded_box",
        "dimensions": {
          "width": 16.057,
          "depth": 3.11,
          "height": 8.298,
          "corner_radius": 0.83
        },
        "position": [
          -6.463,
          -27.549,
          5.832
        ],
        "rotation_deg": [
          0.0,
          0.0,
          0.0
        ],
        "material": "织物、硅胶或柔性复合件",
        "source_status": "pending_verification",
        "source_reference": "creative-021 photo-v1 concept-image reconstruction by the Codex Agent C-loop; visible form follows image evidence while depth, hidden fastening and millimetre values remain design proposals",
        "bbox": [
          805,
          368,
          829,
          386
        ],
        "polygon": [],
        "confidence": 0.35,
        "asset_requirement": "parameterized_or_glb_refinement",
        "camera_fit": false,
        "render_mode": "metadata_only",
        "appearance": {
          "color": "#4f5f63",
          "opacity": 1.0,
          "roughness": 0.9,
          "metalness": 0.0
        },
        "color": "#4f5f63"
      }
    ],
    "engineering_geometry_revision": "codex-geometry-c6",
    "geometry_fingerprint": "sha256:e042ef022771a9faf678d16497478a6a513dcc34ed9414c7feca8115755c972e",
    "visual_review": {
      "status": "pending_review",
      "score": null,
      "geometry_fingerprint": "sha256:e042ef022771a9faf678d16497478a6a513dcc34ed9414c7feca8115755c972e",
      "updated_at": "2026-09-19",
      "reason": "Geometry changed during deterministic structure-quality remediation and requires fresh visual review."
    }
  },
  "presentation": {
    "default_view": "front",
    "iso_view_deg": [
      75.0,
      16.0
    ],
    "dimensions_visible_by_default": false,
    "hidden_groups_by_default": [
      "fov"
    ],
    "shell_opacity": 0.86,
    "photo_mode_available": true
  },
  "codex_geometry_refinement": {
    "schema_version": "codex-geometry-refinement/v1",
    "mode": "codex_agent_closed_loop",
    "source_photo_revision": "photo-v1",
    "iteration": 5,
    "status": "render_pending_visual_review",
    "scope": [
      "photo-specific-form",
      "host-and-installation",
      "key-parts",
      "internal-assembly",
      "work-path"
    ],
    "pipeline": [
      "generate_code",
      "render_screenshot",
      "visual_review",
      "patch_code"
    ],
    "truth_boundary": {
      "zh": "结构由单张 AI 概念图反向生成；可见比例受照片约束，隐藏结构和工程尺寸仍需图纸或实物确认。",
      "en": "Geometry is generated from one AI concept image. Visible proportions are image-constrained; hidden construction and engineering dimensions still require drawings or physical verification."
    },
    "quality_status": "reworked_pending_blind_visual_review"
  },
  "photo_derived_structure": {
    "schema_version": "creative-photo-derived-structure/v1",
    "product_id": "creative-021",
    "case_id": 21,
    "photo_revision": "photo-v1",
    "generated_at": "2026-09-03",
    "photo": {
      "url": "/hardware-structure/photos/creative-021-photo-v1.jpg",
      "width_px": 960,
      "height_px": 600,
      "sha256": "e0654def1af0263a0176867414998dc0875ed7368c693d6a3d014c8fa649cec6",
      "coordinate_system": "normalized image space 0..1000; origin top-left"
    },
    "product": {
      "bbox": [
        798,
        247,
        855,
        388
      ],
      "polygon": [
        [
          801,
          250
        ],
        [
          840,
          247
        ],
        [
          852,
          260
        ],
        [
          855,
          320
        ],
        [
          850,
          370
        ],
        [
          840,
          385
        ],
        [
          820,
          388
        ],
        [
          805,
          380
        ],
        [
          798,
          340
        ],
        [
          798,
          290
        ]
      ],
      "estimated_dimensions_mm": {
        "width": 38.13559322033898,
        "depth": 12.959999999999999,
        "height": 65.0
      },
      "dimension_basis": "人体佩戴基准; front review plane preserves the concept-photo silhouette ratio while the original engineering envelope remains unchanged",
      "form_summary": "姿势纠正夹整体轮廓，为纵向长条形圆角设计，贴合背部曲线"
    },
    "components": [
      {
        "id": "host-context",
        "label_zh": "人体佩戴基准",
        "label_en": "人体佩戴基准",
        "role": "host",
        "bbox": [
          0,
          0,
          1000,
          1000
        ],
        "polygon": [
          [
            0,
            0
          ],
          [
            1000,
            0
          ],
          [
            1000,
            1000
          ],
          [
            0,
            1000
          ]
        ],
        "confidence": 0.85,
        "material_guess": "成年男性背部与肩部区域，作为人体佩戴基准和尺度参考，产品安装于T恤覆盖的肩胛骨内侧区域"
      },
      {
        "id": "recognition-01",
        "label_zh": "背部夹片",
        "label_en": "背部夹片",
        "role": "mount",
        "bbox": [
          798,
          247,
          855,
          388
        ],
        "polygon": [
          [
            801,
            250
          ],
          [
            840,
            247
          ],
          [
            852,
            260
          ],
          [
            855,
            320
          ],
          [
            850,
            370
          ],
          [
            840,
            385
          ],
          [
            820,
            388
          ],
          [
            805,
            380
          ],
          [
            798,
            340
          ],
          [
            798,
            290
          ]
        ],
        "confidence": 0.9,
        "material_guess": "背部夹片，长条形圆角设计，沿脊柱方向纵向佩戴，与T恤表面形成轻微凸起，可见光滑外壳表面"
      },
      {
        "id": "recognition-02",
        "label_zh": "姿态传感器仓",
        "label_en": "姿态传感器仓",
        "role": "visible_part",
        "bbox": [
          798,
          247,
          855,
          388
        ],
        "polygon": [
          [
            801,
            250
          ],
          [
            840,
            247
          ],
          [
            852,
            260
          ],
          [
            855,
            320
          ],
          [
            850,
            370
          ],
          [
            840,
            385
          ],
          [
            820,
            388
          ],
          [
            805,
            380
          ],
          [
            798,
            340
          ],
          [
            798,
            290
          ]
        ],
        "confidence": 0.7,
        "material_guess": "姿态传感器仓，与背部夹片为同一可见外壳，IMU传感器封装于该壳体内，无独立外部特征可见"
      },
      {
        "id": "product-silhouette",
        "label_zh": "产品主体整体轮廓",
        "label_en": "产品主体整体轮廓",
        "role": "product_shell",
        "bbox": [
          798,
          247,
          855,
          388
        ],
        "polygon": [
          [
            801,
            250
          ],
          [
            840,
            247
          ],
          [
            852,
            260
          ],
          [
            855,
            320
          ],
          [
            850,
            370
          ],
          [
            840,
            385
          ],
          [
            820,
            388
          ],
          [
            805,
            380
          ],
          [
            798,
            340
          ],
          [
            798,
            290
          ]
        ],
        "confidence": 0.9,
        "material_guess": "姿势纠正夹整体轮廓，为纵向长条形圆角设计，贴合背部曲线"
      }
    ],
    "relations": [
      {
        "from_target_id": "recognition-01",
        "to_target_id": "host-context",
        "type": "worn_on",
        "description": "背部夹片通过夹持或磁吸方式固定于T恤与背部之间"
      },
      {
        "from_target_id": "recognition-02",
        "to_target_id": "recognition-01",
        "type": "contained_by",
        "description": "姿态传感器仓封装于背部夹片外壳内部"
      }
    ],
    "camera": {
      "view": "side_right",
      "yaw_deg": 75,
      "pitch_deg": -5,
      "roll_deg": 0,
      "fov_deg": 45,
      "framing_bbox": [
        0,
        0,
        1000,
        1000
      ]
    },
    "uncertainties": [
      "振动马达、充电触点、衣物接触垫均为内部或隐藏结构，无法从当前视角确认具体位置和形态",
      "背部夹片的具体固定机制（夹持/磁吸/ adhesive）不可见",
      "产品与充电盒的关系未在要求中标注，但充电盒在桌面上可见"
    ],
    "provenance": {
      "mode": "codex_agent_closed_loop",
      "operation": "concept-photo-to-parametric-geometry",
      "iteration": 4
    }
  }
}