346 search results - page 48 / 70 » Optimizing Terminological Reasoning for Expressive Descripti... |
DLOG
2008
13 years 9 months ago
2008
Abstract. We show that subsumption problems in EL and related description logics can be expressed as uniform word problems in classes of semilattices with monotone operators. We us...
IJCAI
1997
13 years 8 months ago
1997
The class of algorithms for approximating reasoning tasks presented in this paper is based on approximating the general bucket elimination framework. The algorithms have adjustabl...
DLOG
2007
13 years 9 months ago
2007
In this paper we deal with the problem of providing natural language front-ends to databases upon which an ontology layer has been added. Specifically, we are interested in expres...
DLOG
2003
13 years 8 months ago
2003
In this chapter, we are concerned with the relationship between Description Logics and other formalisms, regardless of whether they were designed for knowledge representation issu...
MKWI
2008
13 years 8 months ago
2008
: Matchmaking between offers and requests is an essential mechanism in electronic market places. Description Logics have been proposed as a appropriate framework for representing o...