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TOPIC WORD EXTRACTION DEVICE, TOPIC WORD EXTRACTION METHOD AND PROGRAM
TOPIC WORD EXTRACTION DEVICE, TOPIC WORD EXTRACTION METHOD AND PROGRAM
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机译：主题词提取装置，主题词提取方法和程序
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摘要
PROBLEM TO BE SOLVED: To extract a topic word in social media.SOLUTION: A topic word extraction device 100 comprises: a write-in information acquisition part 110 for acquiring write-in information in a predetermined period from a social media server 10; a morphological analysis part 120 for extracting words by applying a morphological analysis to the acquired write-in information; an important word extraction part 130 for using a dictionary storage part 140, which stores preliminarily-prepared words that are used for smooth communication between users and are not important words showing characteristics of contents of the write-in information, to extract the important words after excluding the words stored in the dictionary storage part 140 from the words extracted in the morphological analysis part 120; an importance calculation part 150 for calculating importance of each important word extracted in the important word extraction part 130; and a topic word extraction part 160 for extracting a topic word from the important words extracted in the important word extraction part 130, on the basis of the importance calculated in the importance calculation part 150.
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