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AI
1999
Springer
13 years 7 months ago
Modal Logics, Description Logics and Arithmetic Reasoning
Forthcoming in the Journal of Aritificial Intelligence We introduce mathematical programming and atomic decomposition as the basic modal (T-Box) inference techniques for a large c...
Hans Jürgen Ohlbach, Jana Koehler
CADE
2008
Springer
14 years 8 months ago
The Complexity of Conjunctive Query Answering in Expressive Description Logics
Abstract. Conjunctive query answering plays a prominent role in applications of description logics (DLs) that involve instance data, but its exact complexity was a long-standing op...
Carsten Lutz
DLOG
2001
13 years 9 months ago
On Expressive Number Restrictions in Description Logics
We consider expressive Description Logics (ALCN) allowing for number restrictions on complex roles built with combinations of role constructors. In particular, we are mainly inter...
Fabio Grandi
JAIR
2007
146views more  JAIR 2007»
13 years 7 months ago
Reasoning with Very Expressive Fuzzy Description Logics
It is widely recognized today that the management of imprecision and vagueness will yield more intelligent and realistic knowledge-based applications. Description Logics (DLs) are...
Giorgos Stoilos, Giorgos B. Stamou, Jeff Z. Pan, V...
BIRTHDAY
2006
Springer
13 years 11 months ago
Research Perspectives for Logic and Deduction
The article is meant to be kind of the author's manifesto for the role of logic and deduction within Intellectics. Based on a brief analysis of this role the paper presents a...
Wolfgang Bibel