1587 search results - page 266 / 318 » UFRGS@CLEF2009: Retrieval by Numbers |
124
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KDD
2005
ACM
16 years 6 months ago
2005
ACM
We consider the wavelet synopsis construction problem for data streams where given n numbers we wish to estimate the data by constructing a synopsis, whose size, say B is much sma...
230
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SIGMOD
2008
ACM
16 years 6 months ago
2008
ACM
How can we efficiently find a clustering, i.e. a concise description of the cluster structure, of a given data set which contains an unknown number of clusters of different shape ...
177
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PODS
2005
ACM
16 years 6 months ago
2005
ACM
Suppose we have a large table T of items i, each with a weight wi, e.g., people and their salary. In a general preprocessing step for estimating arbitrary subset sums, we assign e...
157
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WSDM
2010
ACM
16 years 3 months ago
2010
ACM
We study the problem of designing a mechanism to rank items in forums by making use of the user reviews such as thumb and star ratings. We compare mechanisms where forum users rat...
161
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ICCD
2000
IEEE
16 years 3 months ago
2000
IEEE
Secure socket layer SSL is the most popular protocol used in the Internet for facilitating secure communications through authentication, encryption, and decryption. Although the...