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本研究采用爬虫程序获取推特上与中国相关英文热门推文842,917条,采用主题建模和情感分析两种技术进行了探索性分析,得到以下结论:推特上涉华政治类的主题关注度高于经济、社会等其他类别,日常生活等微观类主题的关注度持平于宏观类主题,其中饮食最受关注。推特上涉华推文的极性多为积极正向的。英文涉华热门推文中只有四分之一表现出了明显的情感,从表现出来的情感的情况来看,喜悦高居首位。
This study uses crawler to get 842,917 English popular tweets related to China on Twitter, and uses the techniques of topic modeling and sentiment analysis to make exploratory analysis. The following conclusions are drawn: the thematic concern about the political class in China on Twitter Higher than the economic, social and other categories, daily life and other micro-level attention to the theme of the macro-level themes, of which the diet most attention. The tweets on Twitter are mostly positive and negative. Only one quarter of the English-language popular tweets showed obvious emotions, and the top of the list was the joy of showing the emotions.