625 search results - page 2 / 125 » Feature selection methods for text classification |
IIR
2010
13 years 5 months ago
2010
We present four new feature selection methods for ordinal regression and test them against four different baselines on two large datasets of product reviews.
KDD
2002
ACM
14 years 7 months ago
2002
ACM
Instance selection and feature selection are two orthogonal methods for reducing the amount and complexity of data. Feature selection aims at the reduction of redundant features i...
JMLR
2010
13 years 2 months 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. ...
ADCS
2004
13 years 8 months ago
2004
In this paper we study the effectiveness of using a phrase-based representation in e-mail classification, and the affect this approach has on a number of machine learning algorithm...
ICMCS
2009
IEEE
13 years 5 months ago
2009
IEEE
We explore the problem of rapid automatic semantic tagging of video frames of unstructured (unedited) videos. We apply the Sort-Merge algorithm for feature selection on a large (&...