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An empirical study of sentiment analysis for chinese documents[J] . Songbo Tan,Jin Zhang.Expert Systems With Applications . 2007 (4)
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Giving Content to Investor Sentiment: The Role of Media in the Stock Market[J] . PAUL C. TETLOCK.The Journal of Finance . 2007 (3)
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Seeing stars when there aren’’ t many stars: Graph-based semi-supervised learning for sentiment categorization. Andrew Goldberg,Xiaojin Zhu. Proceedings of HLT-NAACL 2006 Workshop on Textgraphs: Graph-based Algorithms for Natural Language Processing . 2006
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Sentiment polarity identification in financial news: A cohesion-basedapproach. Devitt A,Ahmad K. ACL . 2007