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How can I add zeros between elements of a matrix?

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Lucrezia Cester
Lucrezia Cester 2020-8-31
回答： Stephen23 2020-8-31
I have a vector [1,2,3];
and I want to obtain [1,0,2,0,3,0];
How can this be achieved?

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回答（2 个）

Stephen23
Stephen23 2020-8-31
>> A = [1,2,3];
Method one: indexing:
>> B = zeros(size(A).*[1,2]);
>> B(1:2:end) = A
B =
1 0 2 0 3 0
Method two: reshape:
>> B = A;
>> B(2,:) = 0;
>> B = B(:).'
B =
1 0 2 0 3 0
madhan ravi
madhan ravi 2020-8-31
reshape([vector; zeros(size(vector))], 1, [])

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