CONTENTS
Environments for Land Application Development: Issues and Design Guidelines 1
Apolloni, Franco Arcieri, and Malirizio Talamo (Invited Paper)
Modelling a Hierarchy of Saace Applied to Large Road Networks 15
Wfijana Car and Andrew U. Frank
Approxi Thomas
Approximations for a Multi-Step Processing of Spatial Joins 25
Brinkhoff and Hans-Peter Kriegel
First Experiences with GEOSTORE, an Information System for Geologically
Defined Geometries 35
Thomas Bodt, Martin Breunig, and Armin B. Cremers
DOMUS Project - Building an OODB GIS for Environmental Control 45
Ha Bauzer Medeiros, Marco Antonio Casanova, and Gilberto Camara
Virtual Geographic Information System (VGIS) 55
ochen Albrecht and Manfred Ehlers
pie Representation Modelling and Querying 59
ippe Rigaux and Michel Scholl
Modelling with Guaranteed Consistency - An Object-Based Approach 70
'-topher M. Gold and Thomas Roos
Hierarchical Hypersurfaco Modelling 88
Michela Bertolotto. Leila De Floriani, and Enrico Puppo
Spatial Reallocation of Global Gridded Climate Datasets 98
kathrinn Anne Meier, Hans Hinterberger, and Hans Gilgen
Dvelopment of Specialized Geographical Information Systems for the Analysis of
large Scale Radioecological Accidents 109
V. Arutyunyan, L.A. Bolshov, V.M. Golovizmn, S.A. Kabalevsky, M.F. Kanevsky, Kiselev, I.I. Linge, and A.N. Serov
on Quality Paths on Polyhedral Terrains 113
Algorithms for Automated Extraction of Man-Made Objects from Raster Image Data
GIS 123
Gruen, Peggy Agouris, Dirk Stallmann, and Haihong Li
A Prototype Spatial Data Environment for Urban Design Bharat Dave and Gerhard Schmitt 133
Knowledge-Based Systems Coupled with Geographic Information Systems 143
David R. Miller
Sustained Spatial Data Management in Real-World Projects - A Research Focus 155
Stefan F. Keller
A Storage Manager for the Development of Spatial Data Structures -
A Performance Analysis 168
Lukas Relly and Andreas Wolf
CARTECH: A Prototype of Geographical Information System 178
Franco Arcieri, Enrico Nardelli. and Maurizio Talamo
COSIMA: A Network Based Architecture for GIS 192
Andreas Wolf, Michele De Lorenzi. Thomas Ohler, and Viet Hai Nguyen
The XYZ GeoServer for Geometric Computation 202
Michele De Lorenzi
Patchwork - A Query-Driven Locally Adaptive Data Space Partitioning 214
Gisbert Droge
Recognition of Urban Roads on Large-Scale Maps: the Prototypical Cases 225
Mahes Visvalingara, Dominic Varley, and Chris Wright
Intelligent Decision Support Based on GIS: The EcoRisk Project 237
Vesselin Zaimov, Tsvetan Alexiev, and Angel Antonov
Optimizing Spatial Data Structures for Static Data 247
Lukas Bachmann, Bemd- Uwe Paget, and Hans- Werner Six
A Hybrid Pointerless Representation of Quadtrees for Efficient Processing
of Window Queries 259
Enrico Nardelli and Guido Proietti
Optimization Issues in R-tree Construction 270
Yannis Theodoridis and Timos Sellis

VisTool: A Visualization Tool for Spatial Access Structures 274
Viet Hai Nguyen, Thomas Ohler, and Peter Widmayer
Relation-Based Information Processing with Symbolic Spatial Indexes 288
Dimitris Papadias and Theodoros Andronikos
Author Index 292