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The ArcGIS software from ESRI contains tools for interpolation of raster surfaces from point data. There are four classical interp olation methods: IDW, spline with tension, regularized spline, and kriging in the “3D analysis” toolbox in the “Interpolation method” toolset in the ArcCatalog application. It is possible to set different parameter values for each interpolation method in Ar cGIS. These parameter settings influence the output digital elevation models. The research team in the Department of Geoin...

According to trends in nowadays digital cartography and the spreading of mapping software among ordinary people, it is mo re and more important to transfer cartographical knowledge from cartographers to computers. This process is one of the most difficult tasks for object-oriented software designers. The design of a cartographical ontology could facilitate the creation of a cartography knowledge base as a basis for an intelligent system. Captured knowledge and the knowledge base can help map users to better unders...