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Feature Extraction Using Restricted Bootstrapping

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概要 The bootstrapping method is known as an application of the ranking technique of Google for documents and words. The technique calculates a importance of the word by propagating the score of the word a...nd the document mutually. However, sometimes the result is far away from the query word. The problem is known as "Topic drift". This paper proposes the restriction to high-ranking words in the process of bootstrapping. The method is simpler than the technique so far and generalized method such as limiting the emerging pattern of the word. It is confirmed that the method was able to prevent the topic drift, and to extract the bankruptcy reason strongly related to the query word the real bankruptcy information documents.続きを見る

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登録日 2015.12.10
更新日 2016.03.23

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