Knowledge and Decision Making

The paper deals with the knowledge transformation process on the background of geospatial data modelling and discusses the possibilities of the context use as a reflection of the system of understanding. The problem of the relation to the decision support system is addressed and GIS as a tool dealing with all phases of knowledge structure. The paper shows that with the development of the Web services architecture there is a clear trend towards GIS becoming more open, robust and interoperable. Web has a unique ability to integrate diverse data through shared location and GIS Web services offer real potential for meeting the demands of users and will bring significant benefit to knowledge-based society.