Information Gain Based Term Weighting Method for Multi-label Text Classification Task
Résumé
In text classification, terms are given weights using Term Weighting Scheme (TWS) to improve classification performance. Multi-label classification task is generally simplified into several single-label binary tasks. Thus, the term distribution is considered only in terms of positive and negative categories. In this paper, we propose a new TWS based on the information gain measure for the multi-label classification task. This TWS try to overcome this shortness without affecting the complexity of the problem. In this paper, we examine our proposed TWS with eight well-known TWS on two popular problems using five learning algorithms. From our experimental results, our new proposed method outperforms other methods, especially regarding the macro-averaging measure.
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