calc_idf: Calculate Inverse Document Frequency
In qtkit: Quantitative Text Kit
calc_idf R Documentation
Calculate Inverse Document Frequency
Description
Computes the inverse document frequency (IDF) for each term in a term-document matrix.
IDF is calculated as log(N/df) where N is the total number of documents and df is
the document frequency of the term.
Usage
calc_idf(tdm)
Arguments
tdm
A term-document matrix
Value
A numeric vector of inverse document frequencies for each term
qtkit documentation built on April 4, 2025, 4:47 a.m.
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| calc_idf | R Documentation |
Calculate Inverse Document Frequency
Description
Computes the inverse document frequency (IDF) for each term in a term-document matrix. IDF is calculated as log(N/df) where N is the total number of documents and df is the document frequency of the term.
Usage
calc_idf(tdm)
Arguments
tdm |
A term-document matrix |
Value
A numeric vector of inverse document frequencies for each term
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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