687 search results - page 90 / 138 » OWL: A Description Logic Based Ontology Language |
FOIS
2006
14 years 11 months ago
2006
In this paper we present methods to generate a Description Logic (DL) theory from a given First Order Logic (FOL) theory, such that each DL axiom is entailed by the given FOL theor...
TKDE
2010
14 years 4 months ago
2010
We exploit the spreadsheet metaphor to make deductive problem-solving methods available to the vast population of spreadsheet end users. In particular, we show how the function-bas...
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GEOS
2007
Springer
15 years 3 months ago
2007
Springer
Abstract. Representing human spatial knowledge has long been a challenging research area. The objective of this paper is to model a route description of human navigation where verb...
ECML
2007
Springer
15 years 3 months ago
2007
Springer
Abstract. A clustering method is presented which can be applied to semantically annotated resources in the context of ontological knowledge bases. This method can be used to discov...
AIMSA
2010
Springer
14 years 11 months ago
2010
Springer
Abstract. Ontology based data access (OBDA) is concerned with providing access to typically very large data sources through a mediating conceptual layer that allows one to improve ...