MM_IO
Matrix Market
Read and Write Utilities


MM_IO is a MATLAB library which reads and writes files in the Matrix Market (MM) file format.

Licensing:

The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.

Languages:

MM_IO is available in a C version and a FORTRAN77 version and a FORTRAN90 version and a MATLAB version.

Related Data and Programs:

CC_IO, a MATLAB library which reads and writes sparse linear systems stored in the Compressed Column (CC) format.

DLAP_IO, a MATLAB library which reads and writes DLAP sparse matrix files;

HB_IO, a MATLAB library which reads and writes sparse matrices stored in the Harwell-Boeing format.

MM, a data directory which contains a description and examples of the Matrix Market format for storing matrices.

MM_TO_HB, a MATLAB program which reads the sparse matrix information from a Matrix Market (MM) file and writes a corresponding HB Harwell Boeing file.

MM_TO_MSM, a MATLAB program which reads a Matrix Market file defining a sparse matrix, and creates a corresponding MATLAB sparse matrix data structure.

MM_TO_ST, a MATLAB program which reads the sparse matrix information from an MM Matrix Market file and writes a corresponding ST Sparse Triplet file.

MSM_TO_MM, a MATLAB program which writes a MATLAB sparse matrix to a Matrix Market file;

ST_TO_MM, a MATLAB program which converts a sparse matrix file from ST format to MM format (Matrix Market format);

TEST_MAT, a MATLAB library which defines various test matrices.

Reference:

  1. http://math.nist.gov/MatrixMarket/ the Matrix Market web site.
  2. Ronald Boisvert, Roldan Pozo, Karin Remington,
    The Matrix Market Exchange Formats: Initial Design,
    National Institute of Standards and Technology,
    NISTIR 5935, December 1996,
    Available online at ../../pdf/mm_format.pdf

Source Code:

Examples and Tests:

You can go up one level to the MATLAB source codes.


Last revised on 31 January 2014.