413 search results - page 4 / 83 » A Comparative Study on Feature Selection in Text Categorizat... |
ICMLA
2009
13 years 3 months ago
2009
We propose methods to classify lines of military chat, or posts, which contain items of interest. We evaluated several current text categorization and feature selection methodologi...
ISCIS
2005
Springer
13 years 11 months ago
2005
Springer
Abstract. In this paper, we examine the use of keywords in text categorization with SVM. In contrast to the usual belief, we reveal that using keywords instead of all words yields ...
JMLR
2010
13 years 29 days ago
2010
A number of feature selection mechanisms have been explored in text categorization, among which mutual information, information gain and chi-square are considered most effective. ...
WWW
2005
ACM
14 years 6 months ago
2005
ACM
Term weighting scheme, which has been used to convert the documents as vectors in the term space, is a vital step in automatic text categorization. In this paper, we conducted com...
CICLING
2007
Springer
14 years 10 days ago
2007
Springer
Abstract. Classification in genres and domains is a major field of research for Information Retrieval (scientific and technical watch, datamining, etc.) and the selection of app...