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2009 Oct 26
1
Creating a sparse matrix from a file
Hi all, I am new to R and learning the same. I would like to create a sparse matrix from an existing file whose contents are in the format "rowIndex,columnIndex,value" for ex: 1,2,14 2,4,15 I would like to create a sparse matrix by taking the above as input. However, I couldn't find an example where the data was being read from a file. I tried searching in R tutorial and also searched for the same in web but in vain. Could some one kindly help m...