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Microblog User Interest Mining Based on Improved TextRank Model

摘要


As microblogs have become one of the most important social platforms, it is considered to be extremely valuable to extract user interests hidden behind microblogs. In this paper, we introduce a framework, which is built on the improved TextRank model, to analyze the personal interest of microblog users. In the framework, we first create a catalog of user interests basing on hot tags of Sina Weibo, the largest microblog system in China. And then TF-IDF factor is used in TextRank model to deal with pre-processed microblog contents. After ranking and mapping all extracted words into user interests catalog established previously, we get corresponding user interests tags and a user interests model. Experimental results on Sina Weibo data imply that the proposed framework outperforms other existing methods.

關鍵字

microblog TextRank TF-IDF user interests

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