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OWLED
2008
14 years 7 days ago
Conjunctive Query Answering in EL using a Database System
We study conjunctive query answering in the description logic EL, the core of the designated OWL2-EL profile of OWL2. In particular, we present an approach that allows the use of c...
Carsten Lutz, David Toman, Frank Wolter
DLOG
2003
14 years 5 days ago
Comparing Natural Language Documents: a DL Based Approach
We propose a method to compare semantically two natural language texts. The process is realized in two steps, the first translates the texts into description logics terminologies...
Naouel Karam, Michel Schneider
IJCAI
2001
14 years 5 days ago
High Performance Reasoning with Very Large Knowledge Bases: A Practical Case Study
We present an empirical analysis of optimization techniques devised to speed up the so-called TBox classification supported by description logic systems which have to deal with ve...
Volker Haarslev, Ralf Möller
DLOG
1998
14 years 4 days ago
Expressiveness Revisited
We consider two recently proposed definitions of the expressive power of description logics, one due to Baader, the other due to Kurtonina and de Rijke. The proposals are non-equi...
Carlos Areces, Maarten de Rijke
DLOG
2009
13 years 8 months ago
Terminating Tableaux for SOQ with Number Restrictions on Transitive Roles
Abstract. We show that the description logic SOQ with number restrictions on transitive roles is decidable by a terminating tableau calculus. The language decided by the calculus i...
Mark Kaminski, Gert Smolka