{
  "schema": "cm95-provider-layer-semantic-rules/v1",
  "purpose": "Provider Layer Classifier only. These rules are not part of Style Visual Object extraction.",
  "rules": [
    {
      "id": "topmark",
      "pattern": "^(topmark for |beacon top mark)",
      "category_zh": "航标组件：顶标",
      "component_kind": "topmark",
      "layer_candidates": [
        [
          "navigation_marks",
          0.98
        ]
      ],
      "reason_zh": "S-52 官方说明明确为顶标。顶标通常不是独立对象，而是浮标/立标的组成部分。"
    },
    {
      "id": "light_flare",
      "pattern": "^light flare",
      "category_zh": "航标组件：灯光",
      "component_kind": "light",
      "layer_candidates": [
        [
          "navigation_marks",
          0.96
        ]
      ],
      "reason_zh": "S-52 官方说明明确为灯光标志，属于航标显示组件。"
    },
    {
      "id": "buoy",
      "pattern": "\\bbuoy\\b",
      "category_zh": "浮标/系泊浮标",
      "layer_candidates": [
        [
          "navigation_marks",
          0.98
        ]
      ],
      "reason_zh": "S-52 官方说明明确为 buoy，属于航路标识。"
    },
    {
      "id": "beacon",
      "pattern": "\\bbeacon\\b|radar transponder beacon",
      "category_zh": "立标/信标",
      "layer_candidates": [
        [
          "navigation_marks",
          0.98
        ]
      ],
      "reason_zh": "S-52 官方说明明确为 beacon/信标，属于航路标识。"
    },
    {
      "id": "light_vessel_float",
      "pattern": "^light (float|vessel)",
      "category_zh": "灯浮体/灯船",
      "layer_candidates": [
        [
          "navigation_marks",
          0.94
        ]
      ],
      "reason_zh": "灯浮体和灯船属于助航标志。"
    },
    {
      "id": "anchorage_point",
      "pattern": "anchorage area as a point|anchor berth",
      "category_zh": "锚地/锚泊位",
      "layer_candidates": [
        [
          "anchorage_point",
          0.96
        ]
      ],
      "reason_zh": "S-52 说明为锚地点或单船锚泊位，优先归入锚地点。"
    },
    {
      "id": "anchorage_area_symbol",
      "pattern": "^anchorage area$",
      "category_zh": "锚地",
      "layer_candidates": [
        [
          "anchorage_point",
          0.78
        ],
        [
          "anchorage_area",
          0.68
        ]
      ],
      "reason_zh": "当前资源是锚地符号；若实际 PBF 几何为点优先 anchorage_point，若为面则 anchorage_area。"
    },
    {
      "id": "bridge",
      "pattern": "bridge",
      "category_zh": "桥梁结构",
      "layer_candidates": [
        [
          "bridge_structure",
          0.97
        ]
      ],
      "reason_zh": "S-52 语义明确为桥梁。"
    },
    {
      "id": "pilot",
      "pattern": "pilot boarding place",
      "category_zh": "引航设施",
      "layer_candidates": [
        [
          "pilot_station_point",
          0.96
        ]
      ],
      "reason_zh": "S-52 语义为引航员登轮点，归入引航站类。"
    },
    {
      "id": "harbor_facility",
      "pattern": "fishing harbour|yacht harbour|marina|coastguard station|mooring dolphin|pile or bollard|berth number",
      "category_zh": "港口/岸边设施",
      "layer_candidates": [
        [
          "facility_boundary_point",
          0.88
        ]
      ],
      "reason_zh": "S-52 语义属于港口、码头或岸边设施点。"
    },
    {
      "id": "beacon_tower",
      "pattern": "^beacon tower",
      "category_zh": "航标塔体",
      "layer_candidates": [
        [
          "navigation_marks",
          0.97
        ]
      ],
      "reason_zh": "虽然外形像普通塔，但 S-52 官方说明明确是 beacon tower，因此属于航路标识。"
    },
    {
      "id": "land_tower",
      "pattern": "^(tower,|water tower$|conspicuous tower$|radio, television tower$|conspicuous radio, television tower$)",
      "category_zh": "陆上塔状构筑物",
      "layer_candidates": [
        [
          "onshore_structure_point",
          0.97
        ]
      ],
      "reason_zh": "S-52 官方说明是普通 tower，而不是 buoy/beacon；应作为固定陆上/岸上结构物理解。"
    },
    {
      "id": "land_structure",
      "pattern": "chimney|flare stack|flagstaff|flagpole|fortified structure|^mast$|windmotor|built-up area",
      "category_zh": "陆上固定构筑物",
      "layer_candidates": [
        [
          "onshore_structure_point",
          0.93
        ]
      ],
      "reason_zh": "S-52 语义是烟囱、旗杆、桅杆、风车等固定构筑物。"
    },
    {
      "id": "radio_station",
      "pattern": "^radio station$",
      "category_zh": "陆上通信设施",
      "layer_candidates": [
        [
          "onshore_structure_point",
          0.82
        ]
      ],
      "reason_zh": "无线电台属于固定通信设施，当前标准中最接近陆上结构物点。"
    },
    {
      "id": "radar_nav",
      "pattern": "radar reflector|radar conspicuous|radar transponder beacon",
      "category_zh": "雷达助航标识",
      "layer_candidates": [
        [
          "navigation_marks",
          0.86
        ]
      ],
      "reason_zh": "雷达反射器/应答标通常作为助航识别信息。"
    },
    {
      "id": "fog_signal",
      "pattern": "fog signal",
      "category_zh": "雾号/助航设施",
      "layer_candidates": [
        [
          "navigation_marks",
          0.82
        ]
      ],
      "reason_zh": "雾号属于助航设施，当前标准中优先归入航路标识。"
    },
    {
      "id": "fish_gear",
      "pattern": "fish trap|fish weir|tunny net|fish farm|marine farm|fishing stakes",
      "category_zh": "定置渔具/养殖设施",
      "layer_candidates": [
        [
          "fixed_fishing_gear_area",
          0.94
        ]
      ],
      "reason_zh": "S-52 语义明确为定置渔具或养殖设施。"
    },
    {
      "id": "fish_haven",
      "pattern": "fish haven",
      "category_zh": "鱼礁/鱼类栖息设施",
      "layer_candidates": [
        [
          "submerged_reef_area",
          0.72
        ],
        [
          "navigation_hazard_point",
          0.64
        ]
      ],
      "reason_zh": "鱼礁/鱼类栖息设施属于水下对象；面积对象优先水下礁区域，点状符号可作为航行危险点。"
    },
    {
      "id": "foul_ground",
      "pattern": "foul area of seabed",
      "category_zh": "碍锚海底",
      "layer_candidates": [
        [
          "navigation_hazard_point",
          0.72
        ],
        [
          "anchor_caution_hazard_point",
          0.72
        ]
      ],
      "reason_zh": "碍锚海底对锚泊/航行均有警示意义；当前标准存在两个可能的危险点 Layer，需要人工判断。"
    },
    {
      "id": "seabed_hazard",
      "pattern": "sand waves|weed, kelp|overfalls, eddies and breakers|magnetic anomaly",
      "category_zh": "海底/水文注意对象",
      "layer_candidates": [
        [
          "navigation_hazard_point",
          0.68
        ],
        [
          "seabed_text_point",
          0.48
        ]
      ],
      "reason_zh": "属于海底或水文注意对象；当前标准缺少完全对应的专用点 Layer。"
    },
    {
      "id": "caution",
      "pattern": "caution area|cautionary area|traffic precautionary area|minor restrictions or information notices",
      "category_zh": "注意/限制区域",
      "layer_candidates": [
        [
          "anchor_caution_hazard_point",
          0.66
        ],
        [
          "hazard_boundary_outline",
          0.56
        ]
      ],
      "reason_zh": "语义为注意或限制区域；点状符号可归注意/危险点，边界表达可归危险边界。"
    },
    {
      "id": "submarine_cable_pipeline",
      "pattern": "submarine cable|pipeline|sewer",
      "category_zh": "海底电缆/管线",
      "layer_candidates": [
        [
          "seabed_line",
          0.94
        ]
      ],
      "reason_zh": "S-52 语义明确为海底电缆或管线，归入海底对象线。"
    },
    {
      "id": "safety_contour",
      "pattern": "safety contour",
      "category_zh": "安全等深线",
      "layer_candidates": [
        [
          "depth_contour",
          0.97
        ]
      ],
      "reason_zh": "S-52 语义明确为安全等深线。"
    },
    {
      "id": "coastline_lowacc",
      "pattern": "coastline or shoreline construction",
      "category_zh": "海岸线/岸线构筑物",
      "layer_candidates": [
        [
          "baseline_line",
          0.82
        ]
      ],
      "reason_zh": "语义为海岸线或岸线构筑物，当前标准中最接近基础线。"
    },
    {
      "id": "marsh_wooded",
      "pattern": "marsh|wooded areas",
      "category_zh": "陆地区域/植被区域",
      "layer_candidates": [
        [
          "land_area",
          0.86
        ]
      ],
      "reason_zh": "沼泽或林地属于陆地区域表达。"
    },
    {
      "id": "essa_pssa",
      "pattern": "ESSA or PSSA boundary",
      "category_zh": "环境敏感区域边界",
      "layer_candidates": [
        [
          "hazard_boundary_outline",
          0.78
        ]
      ],
      "reason_zh": "属于受保护/敏感区域边界，当前标准中最接近危险/限制边界。"
    },
    {
      "id": "traffic_route",
      "pattern": "recommended route|traffic crossing area|traffic direction|traffic roundabout|ferry route|recommended two-way track|recommended one-way track",
      "category_zh": "航路/交通组织",
      "layer_candidates": [],
      "reason_zh": "S-52 语义是航路或交通组织，但当前冻结 Standard Catalog 没有明显一一对应的 route Layer，暂不强推。"
    },
    {
      "id": "question_unknown",
      "pattern": "not sufficiently described|no symbol exists",
      "category_zh": "未充分描述对象",
      "layer_candidates": [],
      "reason_zh": "S-52 本身就表示对象描述不足，不能可靠自动归 Layer。"
    },
    {
      "id": "offshore_platform",
      "pattern": "offshore platform",
      "category_zh": "海上固定平台",
      "layer_candidates": [
        [
          "navigation_hazard_point",
          0.52
        ],
        [
          "facility_boundary_point",
          0.46
        ]
      ],
      "reason_zh": "属于海上固定设施；当前 Standard Catalog 缺少专用 offshore structure Layer，仅给低置信候选。"
    },
    {
      "id": "fill_pattern_generic",
      "resource_type": "fill-pattern",
      "pattern": ".*",
      "category_zh": "区域填充组件",
      "component_kind": "fill_pattern",
      "layer_candidates": [],
      "reason_zh": "这是区域填充图案，本身可能只是完整对象的显示组件；优先结合 S-52 语义和实际 PBF 几何确认。"
    },
    {
      "id": "line_pattern_generic",
      "resource_type": "line-pattern",
      "pattern": ".*",
      "category_zh": "线型组件",
      "component_kind": "line_pattern",
      "layer_candidates": [],
      "reason_zh": "这是线型图案，本身可能只是完整线对象的显示组件；优先结合 S-52 语义确认。"
    }
  ]
}