Convert simple triplet matrix (tm package) to sparse matrix in R - Cacher Snippet

4/12/2016 - 7:40 PM

Convert simple triplet matrix (tm package) to sparse matrix in R

Convert simple triplet matrix (tm package) to sparse matrix in R

convertToSparseMatrix.r

# http://stackoverflow.com/questions/20004493/convert-simple-triplet-matrixslam-to-sparse-matrixmatrix-in-r
simple_triplet_matrix_sparse <-  sparseMatrix(i=simple_triplet_matrix_sparse$i, j=simple_triplet_matrix_sparse$j, x=simple_triplet_matrix_sparse$v,
           dims=c(simple_triplet_matrix_sparse$nrow, simple_triplet_matrix_sparse$ncol))