Sentiment Analysis in R
Learn sentiment analysis by identifying positive and negative language, specific emotional intent and making compelling visualizations.
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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.
- 1
Fast & dirty: Polarity scoring
FreeIn the first chapter, you will learn how to apply qdap's sentiment function called polarity() . - 2
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. - 4
Case study: Airbnb reviews
Is your property a good rental? What do people look for in a good rental?
In the following tracks
Text MiningDatasets
Line by line polarity for 4 books4 books as a tidy data frame4 books as DocumentTermMatricesPolarity scores of Boston Airbnb reviewsHousing rental reviews from Airbnb in BostonPrerequisites
Text Mining with Bag-of-Words in R
Ted Kwartler
Adjunct Professor, Harvard University
Ted Kwartler is the VP, Trusted AI at DataRobot. At DataRobot, Ted sets product strategy for explainable and ethical uses of data technology in the company's application. Ted brings unique insights and experience utilizing data, business acumen and ethics to his current and previous positions at Liberty Mutual Insurance and Amazon. In addition to having 4 DataCamp courses he teaches graduate courses at the Harvard Extension School and is the author of Text Mining in Practice with R.
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Decision Science Analytics, USAA
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