2828 search results - page 499 / 566 » Multimedia information retrieval from recorded presentations |
171
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WWW
2005
ACM
16 years 6 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...
145
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MHCI
2009
Springer
16 years 21 days ago
2009
Springer
As users enter web queries, real-time query expansion (RTQE) interfaces offer suggestions based on an index garnered from query logs. In selecting a suggestion, users can potentia...
200
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ESWS
2005
Springer
15 years 11 months ago
2005
Springer
While classic information retrieval methods return whole documents as a result of a query, many information demands would be better satisfied by fine-grain access inside the docu...
153
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WWW
2007
ACM
16 years 6 months ago
2007
ACM
A minimal perfect function maps a static set of keys on to the range of integers {0,1,2, ... , - 1}. We present a scalable high performance algorithm based on random graphs for ...
170
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KDD
2000
ACM
15 years 9 months ago
2000
ACM
Many important problems involve clustering large datasets. Although naive implementations of clustering are computationally expensive, there are established efficient techniques f...