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Finding food: Issues and challenges in using Geographic Information Systems (GIS) to measure food access
Issues challenges Geographic Information Systems measure food access
2010/10/25
A significant amount of travel is to find food. This paper examines challenges in measuring access to food using GIS, of importance in studies of both travel and eating behavior. It compares different...
基于Arc GIS的危险品城市运输路径优化模型
交通运输安全工程 危险品运输 城市路网
2009/3/5
为了合理地规划危险品城市运输的路径，降低危险品运输事故所带来的危害，对危险品城市运输过程中的影响因素和路段风险费用进行了分析研究，利用缓冲区等空间分析工具，以长春市市区道路为研究对象，建立了基于Arc GIS的路径优化模型，并结合实际事故案例进行了分析验证。结果表明：该模型优化的路径合理，其图形化描述结果对于管理者具有较高的参考价值。
Applied gis software for improving pedestrian & bicycle safety
GIS software pedestrian safety ArcView road accident traffic characteristics data base
2010/11/2
People are important in towns. They are the foundation of the social and economic processes that drive the urban system and sustain the urban fabric. While people spend much of their time inside build...