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KRDB
2003
142views Database» more  KRDB 2003»
14 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
14 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...
SEMWEB
2007
Springer
15 years 4 months ago
Extending Fuzzy Description Logics with a Possibilistic Layer
Classical ontologies are not suitable to represent imprecise nor uncertain pieces of information. As a solution we will combine fuzzy Description Logics with a possibilistic layer....
Fernando Bobillo, Miguel Delgado, Juan Góme...
IANDC
2008
122views more  IANDC 2008»
14 years 10 months ago
Automata can show PSpace results for description logics
In the area of Description Logic (DL), both tableau-based and automata-based algorithms are frequently used to show decidability and complexity results for basic inference problem...
Franz Baader, Jan Hladik, Rafael Peñaloza
CADE
2008
Springer
15 years 10 months ago
Individual Reuse in Description Logic Reasoning
Abstract. Tableau calculi are the state-of-the-art for reasoning in description logics (DL). Despite recent improvements, tableau-based reasoners still cannot process certain knowl...
Boris Motik, Ian Horrocks