Remote Sensing Technology and Application, Volume. 39, Issue 1, 209(2024)

Identification Method and Spatial Differentiation Mechanism of Shanghai Nighttime Economic Agglomeration Center from the "Generalized Symmetry Structure" Perspective

Lin WANG1,2,3,4、*, Caihong OU1,2,3,4, Hongwen ZHONG1, and Hanqiu XU1,3,4
Author Affiliations
  • 1College of Environment and Safety Engineering,Fuzhou University,Fuzhou 350116,China
  • 2Academy of Geography and Ecological Environment,Fuzhou University,Fuzhou 350116,China
  • 3Institute of Remote Sensing Information Engineering,Fuzhou University,Fuzhou 350116,China
  • 4Fujian Provincial Key Laboratory of Remote Sensing of Soil Erosion and Disaster Protection,Fuzhou University,Fuzhou 350116,China
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    Figures & Tables(13)
    Schematic diagram of research area
    Technology roadmap
    Extracting schematic of agglomeration centers
    Geo-information Tupu of generalized symmetric structure
    Spatial distribution of infrastructure perfection
    The Geo-information Tupu of generalized symmetric structure for nighttime economic agglomeration centers
    Detection results of influencing factors
    Spatial distribution of infrastructure perfection
    Spatial distribution of the proportion of GDP of tertiary industry
    • Table 1. Types, numbers, and proportions of POI data in Shanghai central urban area in 2018

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      Table 1. Types, numbers, and proportions of POI data in Shanghai central urban area in 2018

      功能要素类型POI子类数量/个比例/%
      餐饮功能中餐厅、外国餐厅、快餐厅、休闲餐饮场所、咖啡厅、茶艺馆、冷饮店、糕饼店、甜品店、其他餐饮场所69 00424.37
      购物功能商场、便利店、家电电子卖场、超级市场、花鸟鱼虫市场、家居建材市场、综合市场、文化用品店、体育用品店、特色商业街、服装鞋帽皮具店、专卖店、特殊买卖场所、个人用品店、其他购物场所128 23845.29
      住宿功能宾馆酒店、旅馆招待所、其他住宿场所20 9797.41
      体育休闲功能运动场馆、高尔夫相关、娱乐场所、度假疗养场所、休闲场所、影剧院、其他体育休闲场所21 2627.51
      科教文化功能图书馆、文化宫、展览馆、博物馆、科技馆、美术馆、会展中心、培训机构、传媒机构、艺术团体、其他科教文化场所43 63815.42
    • Table 2. Weight of functional elements in Shanghai central urban area in 2018

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      Table 2. Weight of functional elements in Shanghai central urban area in 2018

      功能要素类型餐饮购物住宿体育休闲科教文化
      权重值0.257 30.442 00.072 10.078 30.150 3
    • Table 3. Basic attributions of nighttime economic agglomeration centers in different hierarchical scales

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      Table 3. Basic attributions of nighttime economic agglomeration centers in different hierarchical scales

      夜间经济集聚中心等级集聚中心数量占比/%平均活力值
      第1级123.130.49
      第2级266.770.24
      第3级6015.630.13
      第4级11128.910.07
      第5级17545.570.03
    • Table 4. Selection and explanation of influential factors of nighttime economic spatial agglomeration differentiation

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      Table 4. Selection and explanation of influential factors of nighttime economic spatial agglomeration differentiation

      维度指标数据来源说明
      自然因素高程 (NF1, m)30 m×30 m DEM[16]
      坡度 (NF2, °)坡度分析[16]
      社会因素人口密度 (SF1, 人/km²)Worldpop数据集[16]、[47]
      公共交通供给水平(SF2)公交站点、地铁站点POI数据核密度分析公交站点、地铁站点核密度分析带宽设为400 m、750 m,公共交通供给水平通过等权重多因素叠加分析得到[47]、[48]
      区位因素市中心距离 (LF1, km)欧氏距离分析设上海中心城区人民广场为市中心[49]
      水系距离 (LF2, km)欧氏距离分析包括主要水系黄浦江、苏州河[47]、[50]
      发展基础基础设施完善度 (DF1)公共厕所、停车场POI数据核密度分析公共厕所、停车场核密度分析带宽设为300 m、1 000 m,基础设施完善度通过等权重多因素叠加分析得到[47]、[51]
      功能多样性 (DF2)信息熵指数利用公式(2)计算[41]
      经济因素地区生产总值 (EF1,亿元)上海市各区统计年鉴[52]、[40]
      第三产业生产总值占比 (EF2,%)上海市各区统计年鉴[52]、[40]
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    Lin WANG, Caihong OU, Hongwen ZHONG, Hanqiu XU. Identification Method and Spatial Differentiation Mechanism of Shanghai Nighttime Economic Agglomeration Center from the "Generalized Symmetry Structure" Perspective[J]. Remote Sensing Technology and Application, 2024, 39(1): 209

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    Paper Information

    Category: Research Articles

    Received: Apr. 12, 2023

    Accepted: --

    Published Online: Jul. 22, 2024

    The Author Email: WANG Lin (wanglin@fzu.edu.cn)

    DOI:10.11873/j.issn.1004-0323.2024.1.0209

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