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《Geomatics World》 2017-04
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Study on Online 3D Visualization for Planning and Design Program

HE Xingfu;LIU Jinbang;Chongqing Survey Institute;  
The sharing and social consumption of geographic information has become a mainstream trend.However,due to the strict confidentiality policy,the geographic information in high precision can only be used within government departments or qualified institutes,the contradiction between data supply and demand is prominent.In this paper,a new model combining offline data with high precision and online data with low precision are put forward,which provides a solution for the quantitative analysis,3D visualization,online display and public participation of planning and design,and can enhance the use efficiency and service capabilities for geographic information.
【Key Words】: DEM fusion urban planning municipal design online 3D visualization confidentiality policy
【Fund】: 重庆市社会民生科技创新专项(cstc2016shmszx120005)资助
【CateGory Index】: P208
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