Sparse Matrices

Built-in functions › Mathematics › Sparse Matrices

11 functions in this category.

Function	What it does
full	Convert a sparse matrix to full storage.
issparse	Test whether the input is a sparse matrix.
nnz	Number of non-zero elements.
nonzeros	Column vector of non-zero elements.
nzmax	Storage allocated for non-zero elements.
spalloc	Allocate space for an m × n sparse matrix.
sparse	Create a sparse matrix.
speye	Sparse identity matrix.
spones	Replace non-zero entries with 1s.
sprand	Sparse uniform random matrix.
sprandn	Sparse standard-normal random matrix.