Sentiment Analysis in R
Learn sentiment analysis by identifying positive and negative language, specific emotional intent and making compelling visualizations.
- 4 hours
- 14 Videos
- 52 Exercises
- 3,691 Participants
- 4,200 XP
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This course is part of these tracks:
Ted Kwartler
Senior Director, Data Scientist at Liberty Mutual
Ted started his text mining journey at Amazon when he launched the social media customer service team. Since then, he has held analytical leadership roles at startups and Fortune 100 companies. He is the Author of "Text Mining in Practice with R" available at Amazon.
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Richie Cotton
Prerequisites
Course Description
Add sentiment analysis to your text mining toolkit! Sentiment analysis is used by text miners in marketing, politics, customer service and elsewhere. In this course you will learn to identify positive and negative language, specific emotional intent, and make compelling visualizations. You will end the course by applying your sentiment analysis skills to Airbnb reviews to learn what makes for a good rental.
Learn sentiment analysis by identifying positive and negative language, specific emotional intent and making compelli...
Course Outline
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1
Fast & dirty: Polarity scoring
FreeIn the first chapter, you will learn how to apply qdap's sentiment function called polarity() .
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Sentiment analysis the tidytext way
In the second chapter you will explore 3 subjectivity lexicons from tidytext. Then you will do an inner join to score some text.
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Visualizing sentiment
Make compelling visuals with your sentiment output.
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Case study: Airbnb reviews
Is your property a good rental? What do people look for in a good rental?
Course Instructor
Ted Kwartler
Senior Director, Data Scientist at Liberty Mutual
Ted started his text mining journey at Amazon when he launched the social media customer service team. Since then, he has held analytical leadership roles at startups and Fortune 100 companies. He is the Author of "Text Mining in Practice with R" available at Amazon.
See MoreCollaborator(s)
-
Richie Cotton
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