as.dfm: Coercion and checking functions for dfm objects

Description Usage Arguments Value See Also

Description

Convert an eligible input object into a dfm, or check whether an object is a dfm. Current eligible inputs for coercion to a dfm are: matrix, (sparse) Matrix, TermDocumentMatrix, DocumentTermMatrix, data.frame, and other dfm objects.

Usage

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as.dfm(x)

is.dfm(x)

Arguments

x

a candidate object for checking or coercion to dfm

Value

as.dfm converts an input object into a dfm. Row names are used for docnames, and column names for featnames, of the resulting dfm.

is.dfm returns TRUE if and only if its argument is a dfm.

See Also

as.data.frame.dfm, as.matrix.dfm, convert


quanteda/quanteda documentation built on June 26, 2019, 3:38 a.m.