Dynamic Query Chloropleth Maps for Information Seeking and Decision Making (2003)

heterogeneous and dynamic problems of engineering technology and systems for industry and government. ISR is a permanent institute of the University of Maryland, within the Glenn L. Martin Institute of Technology/A. James Clark School of Engineering. It is a National Science Foundation Engineering Research Center. Web site http://www.isr.umd.edu I R INSTITUTE FOR SYSTEMS RESEARCH TECHNICAL RESEARCH REPORT