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《Computer Engineering and Design》 2005-11
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Research of 3D Web GIS system based on X3D

SONG Wei,LI Hua(College of Computer Science,Chongqing University,Chongqing 400044,China)  
By analyzing the existing Web GIS system based on VRML,its disadvantages were pointed out andthe next generationstandard for Web3D — X3D(Extensible 3D specification.) A Web GIS model based on X3D is also put forward,which had its own advantages that VRMLwas incomparable with good rehostability,easy realization ofbig scene graphs and integration of heterogeneous multidatabase,spatial data sharing and its mutual operation etc.
【Fund】: 重庆大学研究生教育创新基金项目(2004C010)
【CateGory Index】: TP399
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