Description Usage Arguments Value Examples
A function to calculate tf-idf for an n-gram ngram_model (stop words not removed). It is a convenience function based around tidytext::bind_tf_idf
1 | create_tfidf(ngram_model, doc_title = "title")
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ngram_model |
A data frame containing an n-gram ngram_model |
doc_title |
The column name containing document title |
A data frame of n-grams with tf-idf information.
1 2 3 4 | library(janeaustenr)
library(tidytext)
bigrams <- create_ngrams(austen_books(),"bigram",stopwords=stop_words)
bigram_tfidf <- create_tfidf(bigrams,doc_title="book")
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