992 search results - page 12 / 199 » Dependencies to Optimize Ontology Based Data Access |
SWAP
2007
13 years 8 months ago
2007
Abstract. Recent research showed the benefits of adopting formal ontologies as a means for accessing heterogeneous data sources. The use of an ontology not only provides a uniform...
LREC
2008
13 years 9 months ago
2008
Accessing structured data in the form of ontologies requires training and learning formal query languages (e.g., SeRQL or SPARQL) which poses significant difficulties for non-expe...
ECAI
2004
Springer
14 years 29 days ago
2004
Springer
In this paper we describe the principles of the design and development of an intelligent query interface, done in the context of the SEWASIE (SEmantic Webs and AgentS in Integrated...
WWW
2008
ACM
14 years 8 months ago
2008
ACM
Ontology mapping seeks to find semantic correspondences between similar elements of different ontologies. This paper proposes a neural network based approach to search for a globa...
ICDE
2003
IEEE
14 years 9 months ago
2003
IEEE
We are witnessing in recent years growing interest for location-dependent information services among mobile users. This paper examines the issue of processing locationdependent qu...