GIS'04 - Session 7 - Data Structures and Computational Geometry A Novel Improvement to the R*-tree Spatial Index using Gain/Loss Metrics Donghui Zhang Tian Xia Algorithms for the Placement of Diagrams on Maps Marc J. van Kreveld Adaptive Hierarchical RBF Interpolation for Creating Smooth Digital Elevation Models Joachim Pouderoux Jean-Christophe Gonzato Ireneusz Tobor Pascal Guitton A Multi-level Data Structure for Vector Maps Qiang Han Michela Bertolotto Return to GIS'04 Sessions ©2005 Association for Computing Machinery