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ICDT
2010
ACM
180views Database» more  ICDT 2010»
14 years 6 months ago
Foundations of SPARQL Query Optimization
We study fundamental aspects related to the efficient processing of the SPARQL query language for RDF, proposed by the W3C to encode machine-readable information in the Semantic W...
Michael Schmidt, Michael Meier, Georg Lausen
JAIR
2008
126views more  JAIR 2008»
13 years 9 months ago
Extended RDF as a Semantic Foundation of Rule Markup Languages
Ontologies and automated reasoning are the building blocks of the Semantic Web initiative. Derivation rules can be included in an ontology to define derived concepts based on base...
Anastasia Analyti, Grigoris Antoniou, Carlos Viega...
IS
2006
13 years 9 months ago
A proof markup language for Semantic Web services
The Semantic Web is being designed to enable automated reasoners to be used as core components in a wide variety of Web applications and services. In order for a client to accept ...
Paulo Pinheiro da Silva, Deborah L. McGuinness, Ri...
GVD
2004
109views Database» more  GVD 2004»
13 years 10 months ago
Database Caching: Analysis of Constraint-based Approaches Exemplified by Cache Groups
Caching is a proven means to improve scalability and availability of software systems as well as to reduce latency of user requests. In contrast to Web caching where single Web ob...
Andreas Bühmann, Theo Härder
AI
2008
Springer
13 years 9 months ago
Understanding the role of noise in stochastic local search: Analysis and experiments
Stochastic local search (SLS) algorithms have recently been proven to be among the best approaches to solving computationally hard problems. SLS algorithms typically have a number...
Ole J. Mengshoel