APPARATUS AND METHOD FOR EXTRACTING TOPICS
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United States of America Patent
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Nov 25, 2015
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Jul 7, 2015
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Abstract
Disclosed is an apparatus and method for extracting topics. The apparatus for extracting topics extracts an initial topic from a document using an LDA (latent Dirichlet allocation) and corrects topics which are duplicated and extracted or mixed through a similarity comparison between words included in the extracted initial topic, thereby extracting a final topic of the document.
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