Convert a SparseM matrix.csr to Matrix Market Format

This function takes a SparseM matrix.csr and converts it into a Matrix Market file.

Arguments

input

A matrix.csr object to be converted.

filename

The name of the output file where the Matrix Market formatted data will be saved.

Value

A boolean indicating success or failure. Writes a MTX file to disk.

Examples

csr <- SparseM::as.matrix.csr(matrix(c(1, 0, 0, 2), nrow = 2))
SparseM_to_fmm(csr, tempfile(fileext = ".mtx"))
#> [1] TRUE