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» OWL DL: description logic's syntactic variant for the semant...
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ESWS
2007
Springer
13 years 11 months ago
Acquisition of OWL DL Axioms from Lexical Resources
State-of-the-art research on automated learning of ontologies from text currently focuses on inexpressive ontologies. The acquisition of complex axioms involving logical connective...
Johanna Völker, Pascal Hitzler, Philipp Cimia...
OWLED
2007
13 years 6 months ago
Extending Fuzzy Description Logics for the Semantic Web
Fuzzy Description Logics (Fuzzy DLs) and fuzzy OWL have been proposed as languages able to represent and reason about imprecise and vague knowledge. Such extensions have gained con...
Giorgos Stoilos, Giorgos B. Stamou
SEMWEB
2009
Springer
13 years 9 months ago
A Decomposition-Based Approach to Optimizing Conjunctive Query Answering in OWL DL
Scalable query answering over Description Logic (DL) based ontologies plays an important role for the success of the Semantic Web. Towards tackling the scalability problem, we prop...
Jianfeng Du, Guilin Qi, Jeff Z. Pan, Yi-Dong Shen
ICCS
2005
Springer
13 years 10 months ago
Applications of Description Logics: State of the Art and Research Challenges
Abstract. Description Logics (DLs) are a family of class based knowledge representation formalisms characterised by the use of various constructors to build complex classes from si...
Ian Horrocks
DLOG
2003
13 years 6 months ago
Description Logic Systems
The Semantic Web initiative defines important challenges for knowledge representation and database systems. Recently, several standards for representation languages have been pro...
Ralf Möller, Volker Haarslev