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» The Semantic Web And Its Languages
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WWW
2010
ACM
16 years 1 months ago
Matrix "Bit" loaded: a scalable lightweight join query processor for RDF data
The Semantic Web community, until now, has used traditional database systems for the storage and querying of RDF data. The SPARQL query language also closely follows SQL syntax. A...
Medha Atre, Vineet Chaoji, Mohammed J. Zaki, James...
WEBDB
2009
Springer
100views Database» more  WEBDB 2009»
16 years 23 days ago
Towards Well-Behaved Schema Evolution
We study the problem of schema evolution in the RDF data model. RDF and the RDFS schema language are W3C standards for flexibly modeling and sharing data on the web. Although sch...
Rada Chirkova, George H. L. Fletcher
SEMWEB
2009
Springer
16 years 22 days ago
Coloring RDF Triples to Capture Provenance
Abstract. Recently, the W3C Linking Open Data effort has boosted the publication and inter-linkage of large amounts of RDF datasets on the Semantic Web. Various ontologies and know...
Giorgos Flouris, Irini Fundulaki, Panagiotis Pedia...
ICC
2007
IEEE
16 years 15 days ago
A Support System for Designing Ubiquitous Service Composition Scenarios
—Ubiquitous service composition provides new services and applications seamlessly by establishing cooperation among any devices in home networks and any services in service provi...
Takaaki Moriya, Hiroyuki Ohnishi, Makoto Yoshida, ...
POLICY
2007
Springer
16 years 9 days ago
Policy-Driven Negotiation for Authorization in the Grid
In many Grid services deployments, the clients and servers reside in different administrative domains. Hence, there is a requirement both to discover each other’s authorization ...
Ionut Constandache, Daniel Olmedilla, Frank Sieben...