31 search results - page 4 / 7 » Horn Knowledge Bases in Regular Description Logics with PTIM... |
SIGMOD
2010
ACM
13 years 7 months ago
2010
ACM
In massively collaborative projects such as scientific or community databases, users often need to agree or disagree on the content of individual data items. On the other hand, tr...
ACMICEC
2005
ACM
14 years 28 days ago
2005
ACM
In order to capture the full fledge semantic of complicated product data model, the expressive language ALCNHR+ K(D) is introduced. It cannot only be able to represent knowledge a...
LPAR
1999
Springer
13 years 11 months ago
1999
Springer
Abstract. Description Logics (DLs) are a family of knowledge representation formalisms mainly characterised by constructors to build complex concepts and roles from atomic ones. Ex...
FCSC
2011
12 years 11 months ago
2011
Description logics (DLs) are widely employed in recent semantic web application systems. However, classical description logics are limited when dealing with imprecise concepts and ...
DLOG
2010
13 years 5 months ago
2010
ABox Reasoning in large scale description logic (DL) knowledge bases, e.g. ontologies, is important for the success of many semantic-enriched systems. Performance of existing appro...