spones

Replaces non zero sparse matrix elements with ones.

📝 Syntax

• s = spones(S)

📥 Input argument

• S - Sparse or 2D matrix.

📤 Output argument

• S - a sparse matrix.

📄 Description

s = spones(S) returns a matrix s with the same sparsity structure as S, but with one's in the nonzero positions.

💡 Example

S = sparse([1,0;3,4]);
R = spones(S)

🔗 See also

speye, sparse.

🕔 History

Version	📄 Description
1.0.0	initial version