Matches in ScholarlyData for { <https://w3id.org/scholarlydata/inproceedings/terra2009/data.semanticweb.org/workshop/terra_cognita/2009/paper/main/2> ?p ?o. }
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- 2 creator rolf-gruetter.
- 2 creator thomas-scharrenbach.
- 2 type InProceedings.
- 2 label "A Qualitative Approach to Vague Spatio-Thematic Query Processing".
- 2 sameAs 2.
- 2 abstract "When representing knowledge in geographic information systems, a challenge is to enhance thematic knowledge, typically represented by ontologies, with spatial knowledge. A way to achieve this is to combine existing approaches to spatial knowledge representation with ontologies. In this paper an implementation of the Region Connection Calculus (RCC) in the Web Ontology Language (OWL) augmented by DL-safe rules is used in order to represent spatio-thematic knowledge. It is shown how the represented knowledge supports the processing of queries using, possibly vague, spatial concepts. Thereby, the division of land into administrative regions rather than, for instance, a metric system is taken as a frame of reference for evaluating closeness. Hence, closeness is evaluated based on purely qualitative criteria. Since colloquial descriptions typically involve qualitative concepts, the presented approach is expected to align better with the way how human beings deal with closeness than a quantitative approach. The paper is discussed w.r.t. related work and an overview of possible future extensions is provided.".
- 2 hasAuthorList authorList.
- 2 isPartOf proceedings.
- 2 keyword "Knowledge Representation".
- 2 keyword "Region Connection Calculus (RCC)".
- 2 keyword "Spatio-Thematic Query Processing".
- 2 keyword "Vague Spatial Concepts".
- 2 keyword "Web Ontology Language (OWL)".
- 2 title "A Qualitative Approach to Vague Spatio-Thematic Query Processing".