2228 search results - page 121 / 446 » A System for Semantic Query Optimization |
FQAS
2004
Springer
15 years 3 months ago
2004
Springer
One of the key issues in product catalogs is how to efficiently integrate and query large, intricate, heterogeneous catalogs. We propose a framework for building a dynamic catalog...
100
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ESWS
2005
Springer
15 years 3 months ago
2005
Springer
The Semantic Web is an extension of the current Web in which information is given well-defined meaning to support effective data discovery and integration. The RDF framework is a...
157
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Publication
The tremendous increase in the use of cellular phones, GPS-like devices, and RFIDs results in highly dynamic environments where objects as well as queries are continuously moving. ...
167
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SIGMOD
2005
ACM
15 years 10 months ago
2005
ACM
Although integrity constraints have long been used to maintain data consistency, there are situations in which they may not be enforced or satisfied. In this paper, we present Con...
100
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COOPIS
2003
IEEE
15 years 3 months ago
2003
IEEE
We consider the problem of query evaluation in Peer-to-Peer (P2P) systems that support semantic-based retrieval services. We confine ourselves to the case where the peers employ t...