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Creating a DTM

Create a document term matrix (DTM) using our tidy_twitter data. In this case, each tweet is considered a document. Print tidy_twitter in the console to confirm the column names.

This exercise is part of the course

Introduction to Text Analysis in R

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Exercise instructions

  • Start with the tidied Twitter data.
  • Count each word used in each tweet.
  • Use the word counts by tweet to create a DTM.

Hands-on interactive exercise

Have a go at this exercise by completing this sample code.

# Start with the tidied Twitter data
___ %>% 
  # Count each word used in each tweet
  ___(word, ___) %>% 
  # Use the word counts by tweet to create a DTM
  cast_dtm(___, word, n)
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