t-Test feature selection approach based on term frequency for text categorization.

Deqing Wang Hui Zhang Rui Liu Weifeng Lv Datao Wang

Published in: Pattern Recognit. Lett. (2014)

Keyphrases

text categorization
term frequency
feature selection
document frequency
text classification
term weighting
tf idf

automatic text categorization
information gain
text documents
knn
naive bayes
text classifiers

k nearest neighbor
semi supervised learning
feature set
mutual information
support vector machine
retrieved documents

feature extraction
unlabeled data
co occurrence
classification accuracy
feature space
neural network