Scilab Function
Last update : 28/12/2008

spones - sparse matrix

Calling Sequence

sp=spones(A)

Parameters

Description

sp=spones(A) generates a matrix with the same sparsity structure as A, but with ones in the nonzero positions;

Examples


A=sprand(10,12,0.1);
sp=spones(A)
B = A~=0
bool2s(B)
 
  

See Also

sparse,  full,  eye,  speye,  spzeros,