ST_IO
Read and Write Sparse Triplet (ST) Matrix Files.

ST_IO, a MATLAB program which reads and writes files in the Sparse Triplet (ST) sparse matrix format.

Licensing:

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

Languages:

ST_IO is available in a C version and a C++ version and a FORTRAN90 version and a MATLAB version and a Python version.

Related Data and Programs:

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

CC_TO_ST, a MATLAB library which converts a sparse matrix from compressed column (CC) to sparse triple (ST) format.

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_ST, a MATLAB program which writes a MATLAB sparse matrix to a Sparse Triplet (ST) file;

ST, the format which is used for the input to this program.

st_io_test

ST_TO_CC, a MATLAB library which converts sparse matrix data from Sparse Triplet (ST) format to Compressed Column (CC) format.

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

ST_TO_MSM, a MATLAB program which reads an ST sparse triplet file and creates a corresponding MATLAB Sparse Matrix.

Source Code:

• i4st_data_read.m, reads the data of an I4ST file.
• i4st_header_print.m, prints the header of an I4ST file.
• i4st_header_read.m, reads the header of an I4ST file.
• i4st_print.m, prints an I4ST file.
• i4st_print_some.m, prints some of an I4ST file.
• i4st_sort_a.m, sorts the entries of an I4ST matrix by column.
• i4st_transpose.m, transposes an I4ST matrix.
• i4st_write.m, writes an I4ST file.
• sort_heap_external.m, externally sorts a list of items into ascending order.
• r8st_data_read.m, reads the data of an R8ST file.
• r8st_header_print.m, prints the header of an R8ST file.
• r8st_header_read.m, reads the header of an R8ST file.
• r8st_print.m, prints an R8ST file.
• r8st_print_some.m, prints some of an R8ST file.
• r8st_sort_a.m, sorts the entries of an R8ST matrix by column.
• r8st_transpose.m, transposes an R8ST matrix.
• r8st_write.m, writes an R8ST file.
• timestamp.m, prints the current YMDHMS date as a time stamp.