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text2vec (version 0.2.0)
dtm_get_tf: TermFrequency scaling matrix construction from Document-Term-Matrix
Description
Creates TermFrequency (tf) scaling matrix from Document-Term-Matrix. For examples see
get_dtm
.
Usage
dtm_get_tf(dtm, norm = c("l1", "l2"))
Arguments
dtm
sparseMatrix
- Document-Term-Matrix
norm
character
- Norm used to normalize term vectors. 'l1' by default, i.e. scale by bumber of words in document.
See Also
dtm_get_idf
,
get_dtm