Sciweavers

116 search results - page 1 / 24
» Query Answering for OWL-DL with Rules
Sort
View
SEMWEB
2009
Springer
13 years 8 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
AAAI
2007
13 years 6 months ago
Approximating OWL-DL Ontologies
Efficient query answering over ontologies is one of the most useful and important services to support Semantic Web applications. Approximation has been identified as a potential...
Jeff Z. Pan, Edward Thomas
RULEML
2004
Springer
13 years 9 months ago
Semantic Web Reasoning with Conceptual Logic Programs
Abstract. We extend Answer Set Programming with, possibly infinite, open domains. Since this leads, in general, to undecidable reasoning, we restrict the syntax of programs, while...
Stijn Heymans, Davy Van Nieuwenborgh, Dirk Vermeir
JAPLL
2007
135views more  JAPLL 2007»
13 years 3 months ago
Open answer set programming for the semantic web
We extend answer set programming (ASP) with, possibly infinite, open domains. Since this leads to undecidable reasoning, we restrict the syntax of programs, while carefully guard...
Stijn Heymans, Davy Van Nieuwenborgh, Dirk Vermeir
CORR
2007
Springer
98views Education» more  CORR 2007»
13 years 3 months ago
Guarded Hybrid Knowledge Bases
Recently, there has been a lot of interest in the integration of Description Logics and rules on the Semantic Web. We define guarded hybrid knowledge bases (or g-hybrid knowledge...
Stijn Heymans, Jos de Bruijn, Livia Predoiu, Crist...