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W2GIS
2007
Springer
14 years 3 months ago
2007
Springer
One of the challenges raised by the construction of the semantic Web lies in the analysis and management of complex relationships (thematic, spatial and temporal) connecting severa...
ICDE
2006
IEEE
14 years 2 months ago
2006
IEEE
This paper presents a description of seven systems, which use database technology to both represent knowledge persistently and make scalable queries on it, in the Semantic Web con...
WEBI
2007
Springer
14 years 3 months ago
2007
Springer
There is a critical need to design and develop tools tract away the fundamental complexity of XML-based Web services specifications and toolkits, and provide an elegant, intuitive...
ECAI
2004
Springer
14 years 2 months ago
2004
Springer
This paper presents an ontology-based approach for web querying, using semantic metadata. We propose a query language based on ontologies and emphasize its ability to express appro...
DLOG
2011
13 years 11 days ago
2011
Query answering in Ontology Based Data Access (OBDA) exploits the knowledge of an ontology’s TBox to deal with incompleteness of the ABox (or data source). Current query-answerin...