Please tell me how i can find first three minimum elements in each column of a matrix?

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Amanpreet Kaur
Amanpreet Kaur 2016-2-12
编辑： Andrei Bobrov 2016-2-12
Please tell me how i can find first three minimum elements in each column of a matrix?

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Andrei Bobrov
Andrei Bobrov 2016-2-12
编辑：Andrei Bobrov 2016-2-12
A - your matrix.
X = sort(A);
out = X(1:3,:);
or
z = sort(A);
x = diff(z)~=0;
y = [cumsum(x).*x;zeros(1,size(A,2))];
out = reshape(z(y > 0 & y <=3),3,[]);

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