In this paper, we use two kinds of text summarization techniques for classifying important sentences and unimportant sentences.
we obtained the best performance at 1.5 (k 1 ) and 0.4 (k 2 ) for SVM: 1.9 and 3.0 for Naïve Bayes, 2.0 and 0.0 for Rocchio, and 0.8 and 2.8 for k-NN.