基于加权Voronoi图的县级城镇经济区划分研究 |
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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. |
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作者姓名: | 邹亚锋 刘耀林 孔雪松 |
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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 |
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基金项目: | 教育部博士点专项基金资助项目 |
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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。
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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 |
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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) |
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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. |
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Keywords: | Breakpoint theory Weighted-Voronoi diagram Town economic zones |
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