... Revision Learning and its Application to Part- of-Speech TaggingTetsuji Nakagawa∗ and Taku Kudo and Yuji Matsumototetsu-na@plum.freemail.ne.jp,{taku-ku,matsu}@is.aist-nara.ac.jpGraduate ... class and negative training examplesfor the other classes. As a result, positive and negative examples for each class are generated.Suppose we have five candidate classes A, B, C,D and E , and ... generaliza-tion performance and can handle a large num-ber of features, and are applied to some tasks∗Presently with Oki Electric Industrysuccessfully (Joachims, 1998; Kudoh and Mat-sumoto, 2000)....