Integrated spatial databases

by International Conference on Information Systems and Development: Methods and Tools, Theory and Practice (1999 Portland, Me.)

would like to express our appreciation to the authors and participants of ISD’99, who made the meeting a memorable one, and these proceedings a valuable contribution to the relevant literature. October 1999 Peggy Agouris and Anthony Stefanidis $FNQRZOHGJPHQWV This workshop was partially supported by the National Science Foundation (NSF), Directorate for Computer and Information Sciences and Engineering, Division of Information and Intelligent Systems (IIS), through CAREER grant number 9702233, and by the National Center for Geographic Information and Analysis (NCGIA). VII Preface :RUNVKRS 2UJDQL]DWLRQ :RUNVKRS &KDLU Peggy Agouris, University of Maine 3URJUDP &RPPLWWHH &KDLU Anthony Stefanidis, University of Maine 3URJUDP &RPPLWWHH Kate Beard, University of Maine Panos Chrysanthis, University of Pittsburgh Max Egenhofer, University of Maine Wolfgang Foerstner, University of Bonn, Germany Andrew Frank, Technical University of Vienna, Austria Dieter Fritsch, University of Stuttgart, Germa