text_tf_idf_out: Calculate TF-IDF scores

In DataS-DHSC/consultations: Re-usable functions for describing the responses to a public consultation or call for evidence

Description

Calculate TF-IDF scores

Usage

text_tf_idf_out(unnest_data, grouping_var)

Arguments

grouping_var	column that groups each row. May be with (string) or without (tidy evaluation) quotation marks
data	pre-cleaned response data

Value

dataframe with a row for each group-word combination, and the tf-idf score

Examples

tidytext::unnest_tokens(dummy_response, 'word', colnames(dummy_response)[7]) %>%
text_tf_idf_out(., colnames(dummy_response)[1])

DataS-DHSC/consultations documentation built on Jan. 28, 2022, 1:56 a.m.