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DLOG
2006
13 years 11 months ago
PSPACE Automata for Description Logics
Tree automata are often used for satisfiability testing in the area of description logics, which usually yields ExpTime complexity results. We examine conditions under which this ...
Jan Hladik, Rafael Peñaloza
KRDB
2003
142views Database» more  KRDB 2003»
13 years 11 months ago
Optimizing Query Answering in Description Logics using Disjunctive Deductive Databases
Motivated by the possibilities of applying deductive database technology for efficient query answering in description logics, we present a translation operator µ that transforms...
Boris Motik, Raphael Volz
DLOG
2011
13 years 1 months ago
Two-Dimensional Description Logics of Context
We introduce an extension of Description Logics (DLs) for representing and reasoning about contextualized knowledge. Our formalism is inspired by McCarthy’s theory of formalizing...
Szymon Klarman, Víctor Gutiérrez-Bas...
RR
2009
Springer
14 years 4 months ago
Paraconsistent Reasoning for OWL 2
Abstract. A four-valued description logic has been proposed to reason with description logic based inconsistent knowledge bases. This approach has a distinct advantage that it can ...
Yue Ma, Pascal Hitzler
DLOG
2009
13 years 8 months ago
Model-Based Most Specific Concepts in Some Inexpressive Description Logics
Abstract. Model-based most specific concepts are a non-standard reasoning service in Description Logics. They have turned out to be useful in knowledge base completion for ontologi...
Felix Distel