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See the recommended documentation of this function

Scilab manual >> Sparses Matrix > spones

spones

sparse matrix

Calling Sequence

sp=spones(A)

Arguments

A

sparse matrix

sp

sparse matrix

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

<< spget Sparses Matrix sprand >>
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with contributors 		Last updated:
Wed Jan 26 16:23:42 CET 2011