1025 search results - page 121 / 205 » A machine learning approach for improved BM25 retrieval |
169
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IEEECIT
2007
IEEE
16 years 18 days ago
2007
IEEE
In the field of machine learning and pattern recognition, feature subset selection is an important area, where many approaches have been proposed. In this paper, we choose some fe...
358
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WWW
2011
ACM
15 years 23 days ago
2011
ACM
The explosion of Web opinion data has made essential the need for automatic tools to analyze and understand people’s sentiments toward different topics. In most sentiment analy...
185
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CIKM
2008
Springer
15 years 8 months ago
2008
Springer
Statistical machine learning techniques for data classification usually assume that all entities are i.i.d. (independent and identically distributed). However, real-world entities...
191
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ML
2008
ACM
15 years 6 months ago
2008
ACM
The use of Bayesian networks for classification problems has received significant recent attention. Although computationally efficient, the standard maximum likelihood learning me...
241
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PRIS
2010
15 years 4 months ago
2010
The amount of information available in the MEDLINE database makes it very hard for a researcher to retrieve a reasonable amount of relevant documents using a simple query language ...