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» Bridging Query Languages in Semantic and Graph Technologies
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SEMWEB
2010
Springer
13 years 5 months ago
Representing and Querying Validity Time in RDF and OWL: A Logic-Based Approach
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...
Boris Motik
CLEIEJ
2010
13 years 5 months ago
A Query Language for Data Access in Ubiquitous Environments
Recent progress in ubiquitous computing technology is allowing development of new and sophisticated applications that are now able to store very large data on the mobile device it...
Cristiano Silveira, Leonardo Eloy, Jose Maria Mont...
RULEML
2007
Springer
14 years 1 months ago
Querying the Semantic Web with SWRL
The SWRLTab is a development environment for working with SWRL rules in Protégé-OWL. It supports the editing and execution of SWRL rules. It also provides mechanisms to allow int...
Martin J. O'Connor, Samson W. Tu, Csongor Nyulas, ...
KRDB
1994
81views Database» more  KRDB 1994»
13 years 9 months ago
Frames, Objects and Relations: Three Semantic Levels for Knowledge Base Systems
We propose an architecture for large-scale knowledge base systems based on database technologies and the three levels of semantic construct - frames, objects and relations. The in...
Moira C. Norrie, Ulrich Reimer, Peter Lippuner, Mi...
ASWC
2009
Springer
14 years 2 months ago
Querying the Web of Data: A Formal Approach
Abstract. The increasing amount of interlinked RDF data has finally made available the necessary building blocks for the web of data. This in turns makes it possible (and interest...
Paolo Bouquet, Chiara Ghidini, Luciano Serafini