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Sentiment Analysis and Opinion Mining by Bing Liu

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CHAPTER 12

Concluding Remarks

This book introduced the field of sentiment analysis and opinion mining and surveyed the current state-of-the-art. Due to many challenging research problems and a wide variety of practical applications, the research in the field has been very active in recent years. It has spread from computer science to management science (Archak et al., 2007; Chen and Xie, 2008; Das and Chen, 2007; Dellarocas et al., 2007; Ghose, et al., 2007; Hu et al., 2006; Park et al., 2007) as opinions about products are closely related to profits.

The book first defined the sentiment analysis problem, which provided a common framework to unify different research directions in the field. It then discussed the widely studied topic of document-level ...

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