4234 search results - page 613 / 847 » OLAP on sequence data |
166
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WSDM
2010
ACM
16 years 4 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...
228
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ALT
2009
Springer
16 years 3 months ago
2009
Springer
Abstract. We analyze the expected cost of a greedy active learning algorithm. Our analysis extends previous work to a more general setting in which different queries have differe...
170
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WSDM
2010
ACM
16 years 1 months ago
2010
ACM
Web search engines are traditionally evaluated in terms of the relevance of web pages to individual queries. However, relevance of web pages does not tell the complete picture, si...
169
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ICC
2009
IEEE
16 years 1 months ago
2009
IEEE
—In host-based intrusion detection systems (HIDS), anomaly detection involves monitoring for significant deviations from normal system behavior. Hidden Markov Models (HMMs) have...
156
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IJCNN
2008
IEEE
16 years 1 months ago
2008
IEEE
— Negative Correlation Learning (NCL) has been showing to outperform other ensemble learning approaches in off-line mode. A key point to the success of NCL is that the learning o...