625 search results - page 13 / 125 » Feature selection methods for text classification |
PRL
2008
13 years 7 months ago
2008
A novel method for feature selection and construction is introduced. The method improves the classification accuracy, utilizing the well-established technique of grammatical evolu...
NLPRS
2001
Springer
13 years 11 months ago
2001
Springer
This paper presents an empirical study for improving the performance of text chunking. We focus on two issues: the problem of selecting feature spaces, and the problem of alleviat...
IDEAL
2005
Springer
14 years 27 days ago
2005
Springer
Due to the large number of genes measured in a typical microarray dataset, feature selection plays an essential role in tumor classification. In turn, relevance and redundancy are ...
CIKM
2006
Springer
13 years 11 months ago
2006
Springer
In this paper, we study the problem of learning block classification models to estimate block functions. We distinguish general models, which are learned across multiple sites, an...
ISMIS
2011
Springer
12 years 10 months ago
2011
Springer
Text categorisation relies heavily on feature selection. Both the possible reduction in dimensionality as well as improvements in classification performance are highly desirable. ...