Chage elements of a matrix

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Berkay
Berkay el 30 de Ag. de 2022
Respondida: Chunru el 30 de Ag. de 2022
I have created a matrix filled with ones with this;
Matrix = ones(5,4)
And I want to change every second element of the matrix with random values how can I do it?

Respuesta aceptada

Chunru
Chunru el 30 de Ag. de 2022
Matrix = ones(5,4)
Matrix = 5×4
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
n = numel(Matrix);
Matrix(1:2:n) = randn(size(1:2:n))
Matrix = 5×4
-1.4989 1.0000 -0.9206 1.0000 1.0000 -0.8921 1.0000 1.2853 0.9458 1.0000 0.5612 1.0000 1.0000 -0.4176 1.0000 -0.7999 -0.3232 1.0000 -0.3478 1.0000

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