TFIDF

The Term Frequency - Inverse Document Frequency (TF-IDF) normalization, as implemented in Stuart & Butler et al. 2019.

Usage

TFIDF(x, sf = 10000)

Arguments

x

The matrix of occurrences

sf

Scaling factor

Value

An array of same dimensions as `x`

Examples

m <- matrix(rpois(500,1),nrow=50)
m <- TFIDF(m)