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cs.LG2013
Feature Selection Based on Term Frequency and T-Test for Text Categorization
Deqing Wang, Hui Zhang, Rui Liu +1
Much work has been done on feature selection. Existing methods are based on document frequency, such as Chi-Square Statistic, Information Gain etc. However, these methods have two…
cs.LG2010★ 22 cited
Inverse-Category-Frequency based supervised term weighting scheme for text categorization
Deqing Wang, Hui Zhang
Term weighting schemes often dominate the performance of many classifiers, such as kNN, centroid-based classifier and SVMs. The widely used term weighting scheme in text categoriza…