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DLOG
2008
13 years 12 months ago
Actions over a Constructive Semantics for ALC
Following the approaches and motivations given in recent works about action languages over description logics, we propose an action formalism based on a constructive semantics for ...
Loris Bozzato, Mauro Ferrari, Paola Villa
DLOG
2008
14 years 1 months ago
Checking DL-Lite Modularity with QBF Solvers
We show how the reasoning tasks of checking various versions of conservativity for the description logic DL-Litebool can be reduced to satisfiability of quantified Boolean formulas...
Roman Kontchakov, Vladislav Ryzhikov, Frank Wolter...
DLOG
2008
14 years 1 months ago
Explanation in DL-Lite
The paper addresses the problem of explaining some reasoning tasks associated with the DL-Lite Description Logic. Because of the simplicity of the language, standard concept level ...
Alexander Borgida, Diego Calvanese, Mariano Rodrig...
DLOG
2008
14 years 1 months ago
On Ordering and Indexing Metadata for the Semantic Web
Jeffrey Pound, Lubomir Stanchev, David Toman, Gran...
DLOG
2008
14 years 1 months ago
Visualization of Description Logic Models
Many visualization frameworks for ontologies in general and for concept expressions in particular are too faithful to the syntax of the languages in which those objects are represe...
Fernando Náufel do Amaral, Carlos Bazilio M...
DLOG
2008
14 years 1 months ago
Essential and Mandatory Part-Whole Relations in Conceptual Data Models
A recurring problem in conceptual modelling and ontology development is the representation of part-whole relations, with a requirement to be able to distinguish between essential a...
Alessandro Artale, C. Maria Keet
DLOG
2008
14 years 1 months ago
Decidable Reasoning over Timestamped Conceptual Models
We show that reasoning in the temporal conceptual model ERV T , a fragment of ERV T that only allows timestamping is complete for 2-ExpTime. The membership result is based on an em...
Alessandro Artale, David Toman
DLOG
2008
14 years 1 months ago
Rewriting Rules into SROIQ Axioms
Description Logics are a family of very expressive logics but some forms of knowledge are much more intuitive to formulate otherwise, say, as rules. Rules in DL can be dealt with t...
Francis Gasse, Ulrike Sattler, Volker Haarslev