117 search results - page 12 / 24 » SPARQLing constraints for RDF |
SEMWEB
2010
Springer
14 years 7 months ago
2010
Springer
RDF(S) and OWL 2 currently support only static ontologies. In practice, however, the truth of statements often changes with time, and Semantic Web applications often need to repres...
125
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SAMT
2009
Springer
15 years 4 months ago
2009
Springer
Abstract. The Semantic Web has recently seen a rise of large knowledge bases (such as DBpedia) that are freely accessible via SPARQL endpoints. The structured representation of the...
114
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OWLED
2007
14 years 11 months ago
2007
There are many query languages (QLs) that can be used to query RDF and OWL ontologies but neither type is satisfactory for querying OWL-DL ontologies. RDF-based QLs (RDQL, SeRQL, S...
FQAS
2009
Springer
15 years 2 months ago
2009
Springer
This paper concerns the design of a workflow which permits to feed and query a data warehouse opened on the Web, driven by a domain ontology. This data warehouse has been built to...
SEMWEB
2010
Springer
14 years 7 months ago
2010
Springer
We present a scalable, SPARQL-based computational pipeline for testing the lattice-theoretic properties of partial orders represented as RDF triples. The use case for this work is ...