National Center for Geographic Information and Analysis

The research initiatives by NCGIA are described briefly in this brochure. They include I-1 Accuracy of Spatial Databases; I-2 Languages of Spatial Relations; I -3 Multiple Representations; I-4 Use and Value of Geographic Information; I-5 Architecture of Very Large Spatial Databases; I-6 Spatial Decision Support Systems; I -7 Visualization of the Quality of Spatial Information; I -8 Formalizing Cartographic Knowledge; I-9 Institutions Sharing Geographic Information; I-10 Spatio-Temporal Reasoning in GIS; I-12 Integration of Remote Sensing and GIS; I-13 User Interfaces for GIS; I -14 GIS and Spatial Analysis; I-15 Multiple Roles for GIS in U.S. Global Change Research; I-16 Law, Public Policy, and Spatial Databases; I-17 Collaborative Spatial Decision Making; and I-19 The Social Implications of How People, Space, and Environment are Represented in GIS.