3949 search results - page 656 / 790 » Machine Learning and Data Mining |
214
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ACL
2012
13 years 8 months ago
2012
Extracting sentiment and topic lexicons is important for opinion mining. Previous works have showed that supervised learning methods are superior for this task. However, the perfo...
177
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CCS
2007
ACM
16 years 16 days ago
2007
ACM
Intrusion detection is a critical component of secure information systems. Network anomaly detection has been an active and difficult research topic in the field of Intrusion Dete...
174
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SISAP
2009
IEEE
16 years 1 months ago
2009
IEEE
—It has been a long way since the beginnings of metric space searching, where people coming from algorithmics tried to apply their background to this new paradigm, obtaining vari...
162
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ICML
2007
IEEE
16 years 7 months ago
2007
IEEE
Linear Discriminant Analysis (LDA) is a well-known method for dimensionality reduction and classification. LDA in the binaryclass case has been shown to be equivalent to linear re...
177
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ICML
2007
IEEE
16 years 7 months ago
2007
IEEE
We study the problem of simultaneously estimating several densities where the datasets are organized into overlapping groups, such as a hierarchy. For this problem, we propose a m...