Advances in 3D Geoinformation Systems

Keynotes.- Maps Get Real: Digital Maps evolving from mathematical line graphs to virtual reality models.- On Valid and Invalid Three-Dimensional Geometries.- Papers.- Navigable Space in 3D City Models for Pedestrians.- Towards 3D Spatial Data Infrastructures (3D-SDI) based on open standards — experiences, results and future issues.- Re-using laser scanner data in applications for 3D topography.- Using Raster DTM for Dike Modelling.- Development of a Web Geological Feature Server (WGFS) for sharing and querying of 3D objects.- Using 3D-Laser-Scanners and Image-Recognition for Volume-Based Single-Tree-Delineation and -Parameterization for 3D-GIS-Applications.- Automatic building modeling from terrestrial laser scanning.- 3D City Modelling from LIDAR Data.- First implementation results and open issues on the Poincaré-TEN data structure.- Drainage reality in terrains with higher-order Delaunay triangulations.- Surface Reconstruction from Contour Lines or LIDAR elevations by Least Squared-error Approximation using Tensor-Product Cubic B-splines.- Modelling and Managing Topology in 3D Geoinformation Systems.- Mathematically provable correct implementation of integrated 2D and 3D representations.- 3D Solids and Their Management In DBMS.- Implementation alternatives for an integrated 3D Information Model.- Serving CityGML via Web Feature Services in the OGC Web Services - Phase 4 Testbed.- Towards 3D environmental impact studies: example of noise.- The Kinetic 3D Voronoi Diagram: A Tool for Simulating Environmental Processes.- Techniques for Generalizing Building Geometry of Complex Virtual 3D City Models.- Automatic Generation of Residential Areas using Geo-Demographics.- Position papers.- Working Group I — Requirements and Applications — Position Paper: Requirementsfor 3D in Geographic Information Systems Applications.- Working Group II — Acquisition — Position Paper: Data collection and 3D reconstruction.- Working Group III — Modelling — Position Paper: Modelling 3D Geo-Information.- Working Group IV — Analysis — Position Paper: Spatial Data Analysis in 3D GIS.- Working Group V — Visualization — Position Paper: 3D Geo-Visualization.