492 search results - page 20 / 99 » Semantic Query Transformation Using Ontologies |
ICIW
2008
IEEE
14 years 2 months ago
2008
IEEE
—With the increasing development of real applications using Semantic Web Technologies, it is necessary to provide scalable and efficient ontology querying and reasoning systems....
ADBIS
2010
Springer
13 years 10 months ago
2010
Springer
Abstract. The need for location-based services has motivated an important research effort in the efficient processing of location-dependent queries. Most of the existing approaches...
WWW
2009
ACM
14 years 9 months ago
2009
ACM
In this paper, we present a semantic search technique considering the type of desired Web resources and the semantic relationships between the resources and the query keywords in ...
OWLED
2007
13 years 9 months ago
2007
Abstract. We describe a system in which Contextual Logic Programming is used as a mediator for knowledge modeled by ontologies. Our system provides the components required to behav...
ISPA
2005
Springer
14 years 1 months ago
2005
Springer
The wide scale usage of OWL for the formalization of real-world ontologies is currently influenced by important limitations which concern both its expressivity and the efficiency ...