Text Mining with R: A Tidy Approach (PDF)

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Author Julia Silge, David Robinson
Edition 1
Edition Year 2017
Format PDF
ISBN 9781491981658
Language English
Number Of Pages 194
Publisher O’Reilly Media

Description

The authors demonstrate how treating text as data frames enables you to manipulate, summarize, and visualize characteristics of text. You’ll also learn how to integrate natural language processing (NLP) into effective workflows. Practical code examples and data explorations will help you generate real insights from literature, news, and social media.

  • Learn how to apply the tidy text format to NLP
  • Use sentiment analysis to mine the emotional content of text
  • Identify a document’s most important terms with frequency measurements
  • Explore relationships and connections between words with the ggraph and widyr packages
  • Convert back and forth between R’s tidy and non-tidy text formats
  • Use topic modeling to classify document collections into natural groups
  • Examine case studies that compare Twitter archives, dig into NASA metadata, and analyze thousands of Usenet messages

Additional information

Author

Julia Silge, David Robinson

Edition

1

Edition Year

2017

Format

PDF

ISBN

9781491981658

Language

English

Number Of Pages

194

Publisher

O’Reilly Media

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