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quanteda (version 4.1.0)

sparsity: Compute the sparsity of a document-feature matrix

Description

Return the proportion of sparseness of a document-feature matrix, equal to the proportion of cells that have zero counts.

Usage

sparsity(x)

Arguments

x

the document-feature matrix

Examples

Run this code
dfmat <- dfm(tokens(data_corpus_inaugural))
sparsity(dfmat)
sparsity(dfm_trim(dfmat, min_termfreq = 5))

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