Geographical Information '96: From Research to Application Through Cooperation: JEC-GI '96 Proceedings - 27-29 March '96

Geographical Information is defined as the collection of data on real virtual objects which have a fixed place above, on, in or beneath the surface of the earth. Geographical information involves all information on buildings, roads, pipelines, cabling, etc. as well as boundaries, air corridors, topography and postcode areas, the information can be administrative and geometric. Changes in social and economic interests have caused the emphasis to shift over the years. Virtual objects (areas, ...