O'Reilly logo

Big Data Analytics with Java by Rajat Mehta

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Sentimental analysis

As we showed in the previous examples, Naive Bayes has extensive usage in text analysis.

One of the forms of text analysis is sentimental analysis. As the name suggests this technique is used to figure out the sentiment or emotion associated with the underlying text. So if you have a piece of text and you want to understand what kind of emotion it conveys, for example, anger, love, hate, positive, negative, and so on you can use the technique sentimental analysis. Sentimental analysis is used in various places, for example:

  • To analyze the reviews of a product whether they are positive or negative
  • This can be especially useful to predict how successful your new product is by analyzing user feedback
  • To analyze the reviews of a movie ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required