{
 "schema": "china.city_opportunity.v1",
 "slug": "beijing",
 "cn": "北京",
 "en": "Beijing",
 "poi": {
  "attraction_rows_on_page": 545,
  "attraction": 545,
  "food": 230,
  "hotel": 200
 },
 "thin_attractions": false,
 "thin_threshold": 50,
 "source": {
  "table": "central.city_opportunities",
  "row_city": "北京",
  "row_match": "exact",
  "engine": "/mnt/data/opt/algorithms/city_opportunity_engine.py (score_city)",
  "row_updated_at": ""
 },
 "data_status": "已评分",
 "score": {
  "value": 100,
  "from_dimensions": 100,
  "match": true,
  "weighted_raw": 76.23,
  "stretch": [
   30.0,
   72.0
  ],
  "formula": "score = clamp(10 + (raw - 30.0) / (72.0 - 30.0) * 90, 10, 100)"
 },
 "dimensions": [
  {
   "key": "经济规模",
   "en": "Economy scale (GDP)",
   "weight": 0.14,
   "score": 97.0,
   "weighted": 13.58
  },
  {
   "key": "增长潜力",
   "en": "Growth potential",
   "weight": 0.14,
   "score": 64.0,
   "weighted": 8.96
  },
  {
   "key": "人均经济",
   "en": "GDP per head",
   "weight": 0.2,
   "score": 79.9,
   "weighted": 15.98
  },
  {
   "key": "产业多样性",
   "en": "Industry diversity",
   "weight": 0.1,
   "score": 66.7,
   "weighted": 6.67
  },
  {
   "key": "特色资源",
   "en": "Signature resources",
   "weight": 0.1,
   "score": 60.0,
   "weighted": 6.0
  },
  {
   "key": "文旅资源",
   "en": "Culture & tourism assets",
   "weight": 0.1,
   "score": 80.0,
   "weighted": 8.0
  },
  {
   "key": "政策优势",
   "en": "Policy support",
   "weight": 0.1,
   "score": 60.0,
   "weighted": 6.0
  },
  {
   "key": "美食吸引",
   "en": "Food appeal",
   "weight": 0.12,
   "score": 92.0,
   "weighted": 11.04
  }
 ],
 "tags": [
  "政策型",
  "文旅型",
  "美食型"
 ],
 "tags_source": "central.city_opportunities.opportunity_tags",
 "engine_check": {
  "recomputed_score": 100,
  "same_as_stored": true,
  "drifted_dimensions": {
   "美食吸引": {
    "stored": 92.0,
    "engine_now": 77
   }
  },
  "note": "engine food model rewritten 2026-08-31, after these rows were scored; the stored row is the authoritative scoring shown on the page"
 },
 "facts": {
  "province": "北京",
  "level": "直辖市",
  "population_wan": 2189,
  "gdp_annual_yi": 43700.0,
  "gdp_growth_pct": 5.2,
  "industries": "金融、科技、信息、文化",
  "specialties": "烤鸭、景泰蓝、二锅头",
  "tourism": "故宫、长城、颐和园、天坛",
  "culture": "古都文化、京剧、胡同",
  "policy": "首都定位、政策先行区",
  "geo_location": "116.40,39.90"
 },
 "food": {
  "score": 90,
  "score_details": {
   "count": 10,
   "signature_count": 1,
   "qty_score": 40,
   "uniqueness_score": 32,
   "famous_hits": [
    "北京烤鸭",
    "炸酱面",
    "豆汁儿",
    "涮羊肉",
    "驴打滚",
    "门钉肉饼"
   ],
   "cuisine_repr": "京菜",
   "cuisine_repr_score": 15,
   "signature_bonus": 5
  },
  "cuisine_system": "京菜",
  "summary": "北京市以北京烤鸭、炸酱面、豆汁儿等10道地方美食为代表，主打京菜风味，招牌北京烤鸭。",
  "features": "北京烤鸭、炸酱面、豆汁儿、涮羊肉、驴打滚、门钉肉饼、豌豆黄、艾窝窝、炒肝、卤煮火烧",
  "supply_chain": "北京农产品基地+地方特色食材供应链",
  "tourism_clues": "全聚德/大董烤鸭店，前门起源地；老北京胡同面馆，海碗居等；护国寺小吃店、锦芳小吃；东来顺等老字号；牛街小吃、稻香村；老门钉肉饼店",
  "list": [
   {
    "desc": "世界级名菜，果木挂炉烤制，皮脆肉嫩，配荷叶饼甜面酱",
    "name": "北京烤鸭",
    "cuisine": "京菜",
    "dish_type": "菜品",
    "signature": true
   },
   {
    "desc": "老北京家常面食，黄酱肉丁炸酱配菜码",
    "name": "炸酱面",
    "cuisine": "京菜",
    "dish_type": "主食",
    "signature": false
   },
   {
    "desc": "老北京传统发酵饮品，配焦圈咸菜丝，地道京味",
    "name": "豆汁儿",
    "cuisine": "京菜",
    "dish_type": "饮品",
    "signature": false
   },
   {
    "desc": "铜锅炭火清汤涮羊肉，肉质鲜嫩蘸麻酱",
    "name": "涮羊肉",
    "cuisine": "京菜",
    "dish_type": "菜品",
    "signature": false
   },
   {
    "desc": "京式传统小吃，黄豆面裹豆沙糯米卷",
    "name": "驴打滚",
    "cuisine": "京菜",
    "dish_type": "糕点",
    "signature": false
   },
   {
    "desc": "形似门钉的牛肉馅饼，外皮酥脆肉汁饱满",
    "name": "门钉肉饼",
    "cuisine": "京菜",
    "dish_type": "小吃",
    "signature": false
   },
   {
    "desc": "宫廷点心",
    "name": "豌豆黄",
    "cuisine": "京菜",
    "dish_type": "糕点",
    "signature": false
   },
   {
    "desc": "京式点心",
    "name": "艾窝窝",
    "cuisine": "京菜",
    "dish_type": "糕点",
    "signature": false
   },
   {
    "desc": "老北京早点",
    "name": "炒肝",
    "cuisine": "京菜",
    "dish_type": "小吃",
    "signature": false
   },
   {
    "desc": "老北京小吃",
    "name": "卤煮火烧",
    "cuisine": "京菜",
    "dish_type": "小吃",
    "signature": false
   }
  ]
 }
}