In this paper,the relevance of spatial distribution between urban parks and transportation infrastructure in Beijing was studied grounded on POI data to guarantee the accuracy and scientificity.This paper focused on t...In this paper,the relevance of spatial distribution between urban parks and transportation infrastructure in Beijing was studied grounded on POI data to guarantee the accuracy and scientificity.This paper focused on three aspects.Firstly,based on vector data of Beijing and POI data,the distribution of bus stations,subway stations,and parking lots as well as the road network density in the radiating region of each main entrance in urban parks were analyzed to assess traffic service ability in surrounding area of urban parks.Secondly,coupling relationship of spatial distribution between urban parks and transportation network in Beijing was analyzed using Kernel Density tools.Thirdly,Arc GIS was used to explore space pattern characteristics of large parks and association models between large parks and main transportation network,including two types of intersected and non-intersected and seven models.Finally,according to the comprehensive analysis of POI data,there was a contradictory relationship of interdependency and interaction between space pattern of urban parks and transportation infrastructure construction in Beijing,contributing to the scientific judgment of spatial characteristics of urban parks and transportation infrastructure as well as traffic accessibility and convenience.Quantified conclusions were thus obtained to explore coordinated development strategies for two systems of park green space and transportation network,thereby providing new ideas for the construction of harmonious and livable environment in Beijing.展开更多
公共交通的规划布局是城市交通系统规划建设中的重要内容,分析其空间分布特征和内在影响因素,有利于为城市交通规划提供决策支持。因此,以高德地图兴趣点(point of interest,POI)为数据基础,采用不平衡指数、平均最邻近指数、标准椭圆...公共交通的规划布局是城市交通系统规划建设中的重要内容,分析其空间分布特征和内在影响因素,有利于为城市交通规划提供决策支持。因此,以高德地图兴趣点(point of interest,POI)为数据基础,采用不平衡指数、平均最邻近指数、标准椭圆差、核密度分析和地理探测器分析法,从空间分布类型、空间聚集特征、空间分布方向、空间分布密度4个角度,开展广州市公共交通设施的空间分布特征分析,并进一步探讨其影响因素。结果表明:1)广州市公共交通设施在空间上具有明显聚集特征,呈现“东北—西南”的空间分布格局,空间分布重心位于天河区;2)公共交通设施核密度总体呈“核心-圈层”格局分布,最高值核密度集中于越秀、天河、海珠、荔湾和白云5个辖区;3)公共交通设施的空间分布受地形地貌、经济发展、人口规模等因素影响,其中人口分布差异和经济发展条件起到了关键性作用。展开更多
基金Sponsored by National Natural Science Fund of China(51508004)Science and Technology Plans of Ministry of Housing and Urban-Rural Development of the People’s Republic of China,and Opening Projects of Beijing Advanced Innovation Center for Future Urban Design,Beijing University of Civil Engineering and Architecture(UDC2017030712)2018 Beijing Municipal University Academic Human Resources Development-Youth Talent Support Program(PXM2018-014212-000043)
文摘In this paper,the relevance of spatial distribution between urban parks and transportation infrastructure in Beijing was studied grounded on POI data to guarantee the accuracy and scientificity.This paper focused on three aspects.Firstly,based on vector data of Beijing and POI data,the distribution of bus stations,subway stations,and parking lots as well as the road network density in the radiating region of each main entrance in urban parks were analyzed to assess traffic service ability in surrounding area of urban parks.Secondly,coupling relationship of spatial distribution between urban parks and transportation network in Beijing was analyzed using Kernel Density tools.Thirdly,Arc GIS was used to explore space pattern characteristics of large parks and association models between large parks and main transportation network,including two types of intersected and non-intersected and seven models.Finally,according to the comprehensive analysis of POI data,there was a contradictory relationship of interdependency and interaction between space pattern of urban parks and transportation infrastructure construction in Beijing,contributing to the scientific judgment of spatial characteristics of urban parks and transportation infrastructure as well as traffic accessibility and convenience.Quantified conclusions were thus obtained to explore coordinated development strategies for two systems of park green space and transportation network,thereby providing new ideas for the construction of harmonious and livable environment in Beijing.
文摘公共交通的规划布局是城市交通系统规划建设中的重要内容,分析其空间分布特征和内在影响因素,有利于为城市交通规划提供决策支持。因此,以高德地图兴趣点(point of interest,POI)为数据基础,采用不平衡指数、平均最邻近指数、标准椭圆差、核密度分析和地理探测器分析法,从空间分布类型、空间聚集特征、空间分布方向、空间分布密度4个角度,开展广州市公共交通设施的空间分布特征分析,并进一步探讨其影响因素。结果表明:1)广州市公共交通设施在空间上具有明显聚集特征,呈现“东北—西南”的空间分布格局,空间分布重心位于天河区;2)公共交通设施核密度总体呈“核心-圈层”格局分布,最高值核密度集中于越秀、天河、海珠、荔湾和白云5个辖区;3)公共交通设施的空间分布受地形地貌、经济发展、人口规模等因素影响,其中人口分布差异和经济发展条件起到了关键性作用。
