1The New Generation Integration Development Platform for Digital CityWU Xin-cai331-3372Application Integrated Development Environment Technology for Cross GIS PlatformXU Shi-wu, LIU Xiu-zhen338-3443The Concept Model and Technologies of Seamless Spatial Data CenterZHOU Shun-ping, HU Mao-sheng, FANG Fang345-3504GIS Service Engine for Function ConfigurationL(U) Jian-jun, LIN Wei-hua, LIU Fu-jiang, WU Ying351-3565Data Center: GIS Function WarehouseWAN Bo, YANG Lin357-3616Key Technology of Distributed Geospatial Information OperationWU Liang, XIE Zhong, CHEN Zhan-long, MA Li-na362-3687A 3D Spatial Data Model Based on Rule BaseZHENG Kun, YUN Xin-li, LIU Xiu-guo, HUANG Fei369-3748Key Technology for Data Catalog SystemLIU Fu-jiang, PENG Li, GUO Yan375-3799Mechanism and Key Technologies of Spatial Data Seamless Integration Version ManagementHU Mao-sheng, FANG Fang, HUANG Sheng-hui380-38410The Fuzzy Match Algorithm between Area Object Considering Associated Area SimilaritiesYE Ya-qin, WAN Bo, Chen Bo385-39011Building Basic Geographic Information Mapset Model Based on MapGIS Data CenterZUO Ze-jun, ZHOU Shun-ping391-39612Topological Consistency of Multimodal Composite Transportation NetworkYANG Lin, ZUO Ze-jun, LI Zhen-dong397-40213Improvement of View Frustum Culling Quality in 3D Terrain RenderingZHANG Wei403-406,46214A WebGIS Model Based on Cluster Scheduling Load-Balancing AlgorithmHUANG Ying, XIE Zhong, WU Liang, GUO Ming-qiang407-41415Spatial Distance Semi-Join Based on Multi-Approximate Spatial IndexLIN Wei-hua, TAN Xiao-jun, YU Yan, MAO Dian-hui415-42016An Improved Method of High-Resolution Remote Sense Image SegmentationGAO Wei, LIU Xiu-guo, PENG Pan, CHEN Qi-hao421-42517A Synchronization Mechanism of Distributed Geographic MetadataLUO Xian-gang, FENG Rong-xiang, XIE Zhong426-430,48918Development System Chain of Business-Oriented Spatial Information ServiceJI Wei, WU Xin-cai, LIU Fu-jiang, XU Shi-wu, CHEN Xiao-pei431-43619Cable Television Network Resource Management Platform Based on MapGIS Data CenterZHANG Fa-yong, LUO Jin, PENG Yu-hui, CHEN Liang, WU Xin-cai437-443203D Ore Deposit Modeling and Application in Digital Mineral SurveyNI Ping-ze, LIU Xiu-guo, LI Chao-ling, LI Feng-dan444-452 