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On specifying semantics of visual spatial query languages

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3 Author(s)
V. Haarsley ; Dept. of Comput. Sci., Hamburg Univ., Germany ; R. Moller ; M. Wessel

We present a first treatment dealing with semantics of visual spatial query languages for GIS using a suitable description logic. This decidable space logic is described and its usefulness for GIS exemplified. The logic supports the specification of semantics, reasoning about query subsumption and about applying default knowledge

Published in:

Visual Languages, 1999. Proceedings. 1999 IEEE Symposium on

Date of Conference: