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EDBT
2012
ACM
12 years 7 days ago
2012
ACM
Query optimization in RDF Stores is a challenging problem as SPARQL queries typically contain many more joins than equivalent relational plans, and hence lead to a large join orde...
SEMWEB
2009
Springer
14 years 4 months ago
2009
Springer
Abstract. Currently a large number of Web sites are driven by Content Management Systems (CMS) which manage textual and multimedia content but also inherently - carry valuable info...
IJET
2007
13 years 9 months ago
2007
— The use of digital learning resources creates an increasing need for semantic metadata, describing the whole resource, as well as parts of resources. Traditionally, schemas suc...
EDBT
2002
ACM
14 years 10 months ago
2002
ACM
Ontologies are set to play a key role in the "Semantic Web", extending syntactic interoperability to semantic interoperability by providing a source of shared and precise...
ADL
1998
Springer
14 years 2 months ago
1998
Springer
This paper introduces the MREF framework for representing and correlating information at a higher semantic level than is possible with Web-based information systems today. The rol...