环滇池滨水空间游憩利用分异特征研究

Studying on the Differentiation Characteristics of Recreational Utilization of Waterfront Space around Dianchi Lake

  • 摘要: 以昆明市环滇池的滨水空间为研究区域,基于POI大数据,运用ArcGIS空间分析的最邻近距离、核密度和标准差椭圆等方法,表征其游憩利用分异格局。研究发现:①环滇池滨水空间游憩利用具有小聚集大分散的特点,各类游憩资源在数量上有显著差别;②各类游憩利用和总体游憩利用的最邻近比率都<1,在空间分布上有明显的集聚性;③在南屏街呈“圈层式”格局特征,不同类型的游憩利用在结构上差异显著;④各类游憩利用均为“西北—东南”偏离,集聚态势和规模差异明显。

     

    Abstract: Taking the waterfront space around Dianchi Lake in Kunming as the research area, based on POI big data, the nearest neighbor distance, kernel density and standard deviation ellipse of ArcGIS spatial analysis were used to characterize the differentiation pattern of recreation utilization. The study found that the recreational use of the waterfront space around Dianchi Lake has the characteristics of small aggregation and large dispersion, and there were significant differences in the number of various recreational resources. The nearest neighbor ratio of all kinds of recreational use and overall recreational use was less than 1, and there was obvious agglomeration in spatial distribution. In Nanping Street, there was a 'circle-layer' pattern, and different types of recreation use were significantly different in structure. All kinds of recreation use were 'northwest-southeast' deviation, and the agglomeration trend and scale were obviously different.

     

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