1Service-Oriented Distributed Spatial Information Supporting SystemWU Xin-cai, WU Liang585-5892Building the Topology of Spatial EntitiesZHOU Shun-ping, LI Hua, DU Xiao-ping590-5943Orient-Entity Spatial Data ModelYE Ya-qin, ZUO Ze-jun, CHEN Bo595-5994Design and Realization of MAPGIS7.0 Management Based on DBMSWAN Bo, ZHOU Shun-ping, CHEN Bo, FANG Fang600-6045Long Transactions in GISCHEN Bo, ZHOU Shun-ping, WAN Bo, YE Ya-qin605-6086Plugin-Based GIS Application Framework: Research and ImplementationWU Liang, YANG Ling-yun, YIN Yan-bin609-6147Extract Buildings Quickly from Lidar Point Cloud DataLIU Xiu-guo, ZHANG Jing, GAO Wei, CHEN Qi-hao615-6188Improved Partition Algorithm between Triangulated Irregular NetworkHUA Wei-hua, DENG Wei-ping, LIU Xiu-guo, SHANG Jian-ga619-6239Research and Design of Isomerism Distributed Multilevel Spatial Data CenterXU Shi-wu, XIE Zhong, HUANG Zhi-chao624-63010Component Embedded GIS for Network ApplicationsXIE Zhong, XU Xin, BAN Kai, FENG Ming, LI Ran, YAN Chen631-63411Service Architecture of Urban Spatial Data Sharing Based on OGSAWANG Yong, WU Xin-cai635-63812Research and Realization of WFS Based on GMLLUO Xian-gang, XIE Zhong, WU Liang, LIU Dan639-64413Application of Grid Service on Geology Survey Spatial Data ServiceWAN Bo, FANG Fang, DU Xiao-ping645-64814GML-Based Geo-spatial Database Exchange SystemWU Liang, XIE Zhong649-65215Index Strategies for Embedded-GIS Spatial Data ManagementXIE Zhong, FENG Ming, MA Chang-jie653-65816Data Exchange Strategy of Distributed Geological Spatial DatabaseYANG Lin, DU Xiao-ping, ZHOU Shun-ping659-662,69217Framework of 3D Urban Geophysical Data Management and Service SystemZHENG Kun, HOU Wei-sheng, LIU Xiu-guo663-667183D Complex Geological Entity Modeling Method Based on Line-Frame ModelLIU Xiu-guo, CHEN Guo-liang, HOU Wei-sheng, SHANG Jian-ga668-67219Urban Geological Domain Specific Software ArchitectureSHANG Jian-ga, LIU Xiu-guo, HUA Wei-hua673-67720Database Designed for Urban 3D Geological InvestigationsZHENG Kun, HOU Wei-sheng, LIU Xiu-guo678-682