Sciweavers

272 search results - page 9 / 55
» Reifying Concepts in Description Logics
Sort
View
IJCAI
2007
15 years 1 months ago
A Description Logic of Change
We combine the modal logic S5 with the description logic (DL) ALCQI. In this way, we obtain a multi-dimensional DL, S5ALCQI, whose purpose is reasoning about change. S5ALCQI is ca...
Alessandro Artale, Carsten Lutz, David Toman
EKAW
2008
Springer
15 years 1 months ago
On the Influence of Description Logics Ontologies on Conceptual Similarity
Similarity measures play a key role in the Semantic Web perspective. Indeed, most of the ontology related operations such as ontology learning, ontology alignment, ontology ranking...
Claudia d'Amato, Steffen Staab, Nicola Fanizzi
DLOG
2007
15 years 2 months ago
Adding ABoxes to a Description Logic with Uniqueness Constraints via Path Agreements
We now know that the addition of a concept constructor called a Path Functional Dependency (PFD) to the Boolean-complete description logic DLF leads to undecidability of ABox consi...
Vitaliy L. Khizder, David Toman, Grant E. Weddell
EKAW
2004
Springer
15 years 5 months ago
Extending Semantic-Based Matchmaking via Concept Abduction and Contraction
Motivated by the need to extend features of semantic matchmaking between request and offer descriptions, a model is presented that exploits recently proposed non-standard inference...
Tommaso Di Noia, Eugenio Di Sciascio, Francesco M....
DLOG
1998
15 years 1 months ago
A Description Logic System for Learning in Complex Domains
This paper introduces YAYA1, a Description Logic system focused towards learning complex interrelations among objects. YAYA Concept Language (YCL) is quite restricted; although it...
Jordi Alvarez