prtools.spmatrix

spmatrix(a, index)

Create a dense matrix from a sparse array

Parameters:

• a (array_like) – Sparse array to be reformed as a dense matrix

• index (spindex) – Corresponding index object

Returns:

Dense matrix

Return type:

ndarray

See also

• sparray() Create a sparse array from a dense matrix

• spindex() Create a sparse coordinate list (COO) index object