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基于加权Voronoi图的县级城镇经济区划分研究
引用本文:邹亚锋,刘耀林,孔雪松.基于加权Voronoi图的县级城镇经济区划分研究[J].国土与自然资源研究,2012(3):9-10.
作者姓名:邹亚锋  刘耀林  孔雪松
作者单位:武汉大学资源与环境科学学院,武汉430079;武汉大学教育部地理信息系统重点实验室,武汉430079
基金项目:教育部博士点专项基金资助项目
摘    要:县级城镇经济区的划分可为城乡统筹发展提供决策依据。本文通过构建中心城镇综合实力评价指标体系,运用主成分分析法测算各中心城镇中心性强度,基于城市扩展断裂点理论,利用加权Voronoi图生态各中心城镇综合影响力范围,并依据各中心城镇综合影响力划分各经济区。

关 键 词:断裂点理论  加权Voronoi图  城镇经济区

Delimitation of town economic zones at county scale based on weighted-Voronoi diagram
Institution:ZOU Ya-feng1,2 et al(1.School of Resource and Environment Science,Wuhan University,Wuhan Hubei 430079,China;2.Key Laboratory of Geographic Information System,Ministry of Education,Wuhan University,Wuhan Hubei 430079,China)
Abstract:Delimitation of town economic zones at county scale can provide a scientific decision-making basis for urban and rural development.By establishing the factors system for comprehensive evaluation of each central town,the central-strength is calculated by using principal component analysis.And the central towns influenced region is divided with help of weighted-Voronoi diagram based on the breakpoint theory,and then the town economic zones is delimitated according to the influenced region.
Keywords:Breakpoint theory  Weighted-Voronoi diagram  Town economic zones
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