How to repeat indivisual element of a matrix?

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Saiem Solimullah
Saiem Solimullah 2018-3-17
评论： Saiem Solimullah 2018-3-21
Suppose, i have a matrix a=[1 0 1 1 0 0 1 1] and i want to repeat every element of this matrix by 3 times using for loop . as the new matrix will be b=[1 1 1 0 0 0 1 1 1 1 1 1 0 0 0 0 0 0 1 1 1 1 1 1] . How easily can solve??

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采纳的回答

Rene Riha
Rene Riha 2018-3-17
for i=1:length(a)
b(3*i-2:3*i)=a(i);
end

更多回答（1 个）

Steven Lord
Steven Lord 2018-3-17
Use the repelem function introduced in release R2015a.

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