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
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)