Text feature selection approach by means of class difference.

Zhilong Zhen Haijuan Wang Yan Xing Lixin Han

Published in: ICNC-FSKD (2016)

Keyphrases

feature selection
text categorization
class separability
feature space
mutual information
machine learning
free text
text retrieval
text mining
feature extraction
database
dimensionality reduction
text documents
high dimensionality
selected features
convex functions
linear discriminant