3969 search results - page 293 / 794 » Query Processing Using Ontologies |
147
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SIGMOD
2003
ACM
16 years 4 months ago
2003
ACM
There is growing interest in algorithms for processing and querying continuous data streams (i.e., data that is seen only once in a fixed order) with limited memory resources. In ...
146
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CIKM
2009
Springer
15 years 10 months ago
2009
Springer
Well-designed indices can dramatically improve query performance. Including query workload information can produce indices that yield better overall throughput while balancing the...
146
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WWW
2009
ACM
16 years 4 months ago
2009
ACM
To deal with the problem of empty or too little answers returned from a Web database in response to a user query, this paper proposes a novel approach to provide relevant and rank...
141
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ICSNW
2004
Springer
15 years 9 months ago
2004
Springer
Peer-to-Peer systems have proven to be an effective way of sharing data. Modern protocols are able to efficiently route a message to a given peer. However, determining the destin...
130
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ICASSP
2008
IEEE
15 years 10 months ago
2008
IEEE
It is well known that high-dimensional nearest-neighbor retrieval is very expensive. Many signal processing methods suffer from this computing cost. Dramatic performance gains can...