2681 search results - page 521 / 537 » Topics in asynchronous systems |
119
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CIKM
2009
Springer
15 years 6 months ago
2009
Springer
We study the problem of continuous monitoring of top-k queries over multiple non-synchronized streams. Assuming a sliding window model, this general problem has been a well addres...
SIGIR
2009
ACM
15 years 6 months ago
2009
ACM
Pseudo-relevance feedback (PRF) via query-expansion has been proven to be effective in many information retrieval (IR) tasks. In most existing work, the top-ranked documents from...
SIGIR
2009
ACM
15 years 6 months ago
2009
ACM
With the increasing importance of search systems on the web, there is a continuing push to design interfaces which are a better match with the kinds of real-world tasks in which u...
102
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WWW
2010
ACM
15 years 6 months ago
2010
ACM
Leveraging clickthrough data has become a popular approach for evaluating and optimizing information retrieval systems. Although data is plentiful, one must take care when interpr...
109
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CISS
2008
IEEE
15 years 6 months ago
2008
IEEE
—Reliable wireless communications often requires accurate knowledge of the underlying multipath channel. This typically involves probing of the channel with a known training wave...