petsc-master 2018-02-17
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Mat
ordering a matrix - loading a binary matrix and vector;
Reads a PETSc matrix and vector from a file and reorders it.
-f0 <input_file> : first file to load (small system)
-f1 <input_file> : second file to load (larger system)
ordering a matrix - loading a binary matrix and vector;
Reads a PETSc matrix and vector from a file; expands the matrix with the vector
loading a binary matrix and vector;
Reads a PETSc matrix and vector from a file and reorders it.
-f0 <input_file> : first file to load (small system)
-f1 <input_file> : second file to load (larger system)
loading a binary matrix and vector;
Reads a PETSc matrix and vector from a file; expands the matrix with the vector
composite matrices
Tests MatCreateComposite()
loading a binary matrix;
Reads a PETSc matrix and computes the 2 norm of the columns
mesh partitioning
Tests MatMeshToDual()
mat partitioning
Example of using graph partitioning to segment an image
mat partitioning
Example of using graph partitioning with a matrix in which some procs have empty ownership
image segmentation
Example of using graph partitioning to segment an image
image segmentation
Example of using graph partitioning with a matrix in which some procs have empty ownership