基于POI数据的长沙市生活服务业空间配套研究

Research on Spatial Matching of Life Service Industry in Changsha City Based on POI Data

优化城市生活类服务设施的空间布局和配套情况,有利于促进社会公平、提高居民幸福感,同时对城市规划具有重要借鉴作用。基于长沙市生活服务设施兴趣点(POI)数据,利用标准差椭圆、相关性分析、改进的CRITIC方法,探索生活类设施空间配套情况,结果表明:(1)各类生活服务设施空间分布方向一致,总体呈西北——东南走向;(2)各类生活类设施在空间上两两相关性存在差异,医疗、教育、购物、餐饮与居民小区相关性较高,生活休闲类设施相关性较低;(3)高等级生活配套区域呈现单中心布局,次级核心区沿交通干线零星分布的格局。

Optimizing the spatial layout and supporting conditions of urban life service facilities is conducive to promoting social equity and justice and improving residents’ happiness.Meanwhile,it has important reference for urban planning.Changsha city life service facilities based on interest points（POI）data,the use of standard deviation ellipse,correlation analysis,CRITIC method,explore the living facilities supporting space,the results show that：1.All kinds of life service facilities spatial distribution in the same direction,the whole northwest to Southeast;the life of all kinds of facilities in the space between 22 different.Health care,education,shopping,dining and residential high correlation,low life and leisure facilities for the high rank correlation;life supporting area presents a single center layout,the secondary core area along the traffic trunk scattered pattern.