3471 search results - page 445 / 695 » Data Stream Query Processing |
SIGMOD
2003
ACM
16 years 2 months ago
2003
ACM
Sensor networks have recently attracted much attention, because of their potential applications in a number of different settings. The sensors can be deployed in large numbers in ...
166
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JMLR
2012
13 years 4 months ago
2012
While determining model complexity is an important problem in machine learning, many feature learning algorithms rely on cross-validation to choose an optimal number of features, ...
153
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CIKM
2009
Springer
15 years 9 months ago
2009
Springer
Mining feedback information from user click-through data is an important issue for modern Web retrieval systems in terms of architecture analysis, performance evaluation and algor...
CCGRID
2003
IEEE
15 years 7 months ago
2003
IEEE
Decentralized and unstructured peer-to-peer (P2P) networks such as Gnutella are attractive for Internet-scale information retrieval and search systems because they require neither...
131
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WWW
2005
ACM
16 years 3 months ago
2005
ACM
We consider the problem of efficiently sampling Web search engine query results. In turn, using a small random sample instead of the full set of results leads to efficient approxi...