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DLOG
2009
14 years 7 months ago
A Tableaux-based Method for Computing Least Common Subsumers for Expressive Description Logics
Least Common Subsumers (LCS) have been proposed in Description Logics (DL) to capture the commonalities between two or more concepts.
Francesco M. Donini, Simona Colucci, Tommaso Di No...
DLOG
2009
14 years 7 months ago
Reasoning With Weighted Ontologies
We study the problem of reasoning over weighted ontologies. We assume that every axiom is labeled with an element of a distributive lattice (called its weight) and try to compute i...
Rafael Peñaloza
DLOG
2009
14 years 7 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
DLOG
2009
14 years 7 months ago
Relativizing Concept Descriptions to Comparison Classes
Context-sensitivity has been for long a subject of study in linguistics, logic and computer science. Recently the problem of representing and reasoning with contextual knowledge ha...
Szymon Klarman, Stefan Schlobach
DLOG
2009
14 years 7 months ago
Quasi-Classical Semantics for Expressive Description Logics
Abstract. Inconsistency handling in expressive description logics is an important problem because inconsistency may naturally occur in an open world. In this paper, we present the ...
Xiaowang Zhang, Guilin Qi, Yue Ma, Zuoquan Lin