Let X be a m×n matrix and f(i) is a column index for the ith row.
I want to get a m×1 vector y where y(i)=X(i,f(i)) for 1<=i<=m.
Is there any method to get y other than the following code?
for i=1:m
y(i)=X(i,f(i));
end
Best regards
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