2228 search results - page 190 / 446 » A System for Semantic Query Optimization |
155
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DLOG
2011
14 years 6 months ago
2011
Query answering in Ontology Based Data Access (OBDA) exploits the knowledge of an ontology’s TBox to deal with incompleteness of the ABox (or data source). Current query-answerin...
218
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AGTIVE
2007
Springer
15 years 5 months ago
2007
Springer
Abstract. The DRAGOS database eases the development of graphbased applications by providing a uniform graph-oriented data storage facility. In this paper, we extend the existing da...
122
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ICDE
2006
IEEE
15 years 9 months ago
2006
IEEE
Although the ant metaphor has been successfully applied to routing of data packets both in wireless and fixed networks, little is yet known about its applicability to the task of...
157
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DOLAP
2010
ACM
15 years 1 months ago
2010
ACM
Inter-business collaborative contexts prefigure a distributed scenario where companies organize and coordinate themselves to develop common and shared opportunities. Traditional b...
130
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ICADL
2004
Springer
15 years 8 months ago
2004
Springer
In order to support various requirements from the user’s perspective, digital library (DL) systems may need to apply a large variety of services, such as query services for a spe...