Web GIS.- Web Services Framework for Geo-spatial Services.- Temporal and Spatial Attribute Extraction from Web Documents and Time-Specific Regional Web Search System.- Mobile GIS and LBS.- Broadcasting and Prefetching Schemes for Location Dependent Information Services.- A Geocoding Method for Natural Route Descriptions Using Sidewalk Network Databases.- Location-Based Tour Guide System Using Mobile GIS and Web Crawling.- A Progressive Reprocessing Transaction Model for Updating Spatial Data in Mobile Computing Environments.- Interoperability and Security in W2GIS.- Mediation for Online Geoservices.- A Generic Framework for GIS Applications.- Intrusion Detection System for Securing Geographical Information System Web Servers.- Indexing and Query Processing in W2GIS.- In-Route Skyline Querying for Location-Based Services.- P2P Spatial Query Processing by Delaunay Triangulation.- Expansion-Based Algorithms for Finding Single Pair Shortest Path on Surface.- MR-Tree: A Cache-Conscious Main Memory Spatial Index Structure for Mobile GIS.- Map Services for LBS.- Developing Non-proprietary Personalized Maps for Web and Mobile Environments.- Labeling Dense Maps for Location-Based Services.- Mobile SeoulSearch: A Web-Based Mobile Regional Information Retrieval System Utilizing Location Information.- 3-D GIS and Telematics.- A Novel Indexing Method for Digital Video Contents Using a 3-Dimensional City Map.- VRML-Based 3D Collaborative GIS: A Design Perspective.- Arrival Time Dependent Shortest Path by On-Road Routing in Mobile Ad-Hoc Network.