Yang et al, 2006, Journal of Geographic Information Sciences, 12(1):38-43 Spatial Web Portal for Building Spatial Data Infrastructure

Abstract

Abstract: The past decades have witnessed the rapid growth of heterogeneous geospatial information systems. An important way to share these valuable assets is a spatial data infrastructure (SDI). Recent developments in Web Services and distributed geospatial information services 1 provide a practical approach, Web Portals, to building a SDI. This article describes research, development, and challenges related to Web Portals for SDI