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» Ontologies and the semantic web
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WWW
2010
ACM
15 years 4 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...
ICC
2009
IEEE
118views Communications» more  ICC 2009»
15 years 4 months ago
A First Order Logic Security Verification Model for SIP
: It is well known that no security mechanism can provide full protection against a potential attack. There is always a possibility that a security incident may happen, mainly as a...
Dimitris Geneiatakis, Costas Lambrinoudakis, Georg...
WEBDB
2009
Springer
100views Database» more  WEBDB 2009»
15 years 4 months 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
15 years 4 months ago
Functions over RDF Language Elements
Spreadsheet tools are often used in business and private scenarios in order to collect and store data, and to explore and analyze these data by executing functions and aggregation...
Bernhard Schandl
IAT
2008
IEEE
15 years 4 months ago
Collective User Behaviour and Tag Contextualisation in Folksonomies
Collaborative tagging systems have emerged in recent years to become popular tools for organising information on the Web. While collaborative tagging offers many advantages, they ...
Ching-man Au Yeung, Nicholas Gibbins, Nigel Shadbo...