MATLAB Function Reference (Volume 2: Graphics)

Sparse Matrix FunctionsElementary Sparse Matricesspdiags Extract and create sparse band and diagonal matricesspeye Sparse identity matrixsprand Sparse uniformly distributed random matrixsprandn Sparse normally distributed random matrixsprandsym Sparse symmetric random matrixFull to Sparse ConversionfindFind indices and values of nonzero elementsfullConvert sparse matrix to full matrixsparse Create sparse matrixspconvert Import matrix from sparse matrix external formatWorking with Nonzero Entries of Sparse MatricesnnzNumber of nonzero matrix elementsnonzeros Nonzero matrix elementsnzmax Amount of storage allocated for nonzero matrix elementsspalloc Allocate space for sparse matrixspfun Apply function to nonzero sparse matrix elementsspones Replace nonzero sparse matrix elements with onesVisualizing Sparse MatricesspyVisualize sparsity patternReordering Algorithmscolmmd Sparse column minimum degree permutationcolperm Sparse column permutation based on nonzero countdmperm Dulmage-Mendelsohn decompositionrandperm Random permutationsymmmd Sparse symmetric minimum degree orderingsymrcm Sparse reverse Cuthill-McKee orderingNorm, Condition Number, and Rankcondest 1-norm matrix condition number estimatenormest 2-norm estimate1-14