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Modeling Techniques in Predictive Analytics: Business Problems and Solutions with R by Thomas W. Miller

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8. Sentiment Analysis

“Frankly, my dear, I don’t give a damn.”

—CLARK GABLE AS RHETT BUTLER IN Gone with the Wind (1940)

As all must know by now, I am not shy about sharing my opinions. So to start on the topic for this chapter, I have written a few movie reviews. Along with the reviews, shown in figures 8.1 and 8.2, I give each of the movies a rating from 1 to 10, with 1 being “horrible” and 10 being “fantastic.” Such is sentiment.

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Figure 8.1. A Few Movie Reviews According to Tom

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Figure 8.2. A Few More Movie Reviews According to Tom

Sentiment ...

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