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Mastering Java Machine Learning by Krishna Choppella, Dr. Uday Kamath

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Chapter 8. Text Mining and Natural Language Processing

Natural language processing (NLP) is ubiquitous today in various applications such as mobile apps, ecommerce websites, emails, news websites, and more. Detecting spam in e-mails, characterizing e-mails, speech synthesis, categorizing news, searching and recommending products, performing sentiment analysis on social media brands—these are all different aspects of NLP and mining text for information.

There has been an exponential increase in digital information that is textual in content—in the form of web pages, e-books, SMS messages, documents of various formats, e-mails, social media messages such as tweets and Facebook posts, now ranges in exabytes (an exabyte is 1,018 bytes). Historically, ...

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