關鍵字查詢 | 類別:期刊論文 | | 關鍵字:The Chinese Text Categorization System with Category Priorities

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1 99/1 資工系 蔣璿東 教授 期刊論文 發佈 The Chinese Text Categorization System with Category Priorities , [99-1] :The Chinese Text Categorization System with Category Priorities期刊論文The Chinese Text Categorization System with Category PrioritiesKeh, Huan-Chao; Chiang, Ding-An; Hsu, Chih-Cheng; Huang, Hui-Hua淡江大學資訊工程學系text categorization; feature selection; filtering measure; text miningOulu: Academy PublisherJournal of Software 5(10), pp.1137-1143The process of text categorization involves some understanding of the content of the documents and/or some previous knowledge of the categories. For the content of the documents, we use a filtering measure for feature selection in our Chinese text categorization system. We modify the formula of Term Frequency-Inverse Document Frequency (TF-IDF) to strengthen important keywords’ weights and weaken unimportant keywords’ weights. For the knowledge of the categories, we use category priority to represent the relationship between two different categories. Consequently, the experimental results show that our method can effectively not only decrease noise text bu
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