3969 search results - page 608 / 794 » Query Processing Using Ontologies |
228
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ICDE
2001
IEEE
16 years 6 months ago
2001
IEEE
We propose an extension to current view-based mediator systems called model-based mediation, in which views are defined and executed at the level of conceptual models (CMs) rather...
154
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ICDE
2007
IEEE
15 years 11 months ago
2007
IEEE
We consider the problem of semantic load shedding for continuous queries containing window joins on multiple data streams and propose a robust approach that is effective with the ...
176
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CIKM
2007
Springer
15 years 11 months ago
2007
Springer
Implicit feedback algorithms utilize interaction between searchers and search systems to learn more about users’ needs and interests than expressed in query statements alone. Th...
147
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SIGIR
2003
ACM
15 years 10 months ago
2003
ACM
This paper presents an algorithm to generate possible variants for biomedical terms. The algorithm gives each variant its generation probability representing its plausibility, whi...
192
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CBMS
2002
IEEE
15 years 10 months ago
2002
IEEE
The need for systems that can stock, represent, and provide efficient retrieval facilities of images of particular interest is becoming very high in medicine. In this respect, a l...