Environmental decision support system project: an exploration of alternative architectures for geographical information systems
- 1 May 1992
- journal article
- research article
- Published by Taylor & Francis in International Journal of Geographical Information Science
- Vol. 6 (3) , 193-204
- https://doi.org/10.1080/02693799208901905
Abstract
Recent changes in information technology offer the opportunity to explore alternative architectures for geographical information systems (GIS) which might better support advanced applications. This paper describes the architecture and implementation of the environmental decision support system (EDSS), a prototype GIS tool kit. The architecture is based on a simple yet powerful systems model using only data collections, views and operations as the basic entity types. The design of the user interface, data management and data analysis within the model are outlined, with particular emphasis on the advanced facilities for which implementation is simplified by the architecture. A prototype applications system, BANKSIA, is also described.Keywords
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