removeSparseTerms
From tm v0.7-3
by Ingo Feinerer
Remove Sparse Terms from a Term-Document Matrix
Remove sparse terms from a document-term or term-document matrix.
Usage
removeSparseTerms(x, sparse)Arguments
- x
A
DocumentTermMatrixor aTermDocumentMatrix.- sparse
A numeric for the maximal allowed sparsity in the range from bigger zero to smaller one.
Value
A term-document matrix where those terms from x are
removed which have at least a sparse percentage of empty (i.e.,
terms occurring 0 times in a document) elements. I.e., the resulting
matrix contains only terms with a sparse factor of less than
sparse.
Examples
# NOT RUN {
data("crude")
tdm <- TermDocumentMatrix(crude)
removeSparseTerms(tdm, 0.2)
# }
Community examples
Looks like there are no examples yet.
