Math Forum http://mathforum.org/kb List of forum topics en Re: How to vectorize this matrix indexing http://mathforum.org/kb/thread.jspa?messageID=7944576&tstart=0#7944576
A = rand(10,4);
b = [2 4 1 3 2 3 1 2 4 1];
r = A(sub2ind(size(A), 1:10, b));

See: Dec 28, 2012 8:27:06 AM Dec 28, 2012 8:27:06 AM matlab.THIS_YEAR@nMINUSsimon.de 0 How to vectorize this matrix indexing http://mathforum.org/kb/thread.jspa?messageID=7944575&tstart=0#7944575
Does anyone have an idea on vectorizing the for loop in the following program?

A=rand(10,4)
b=[2 4 1 3 2 3 1 2 4]]> Dec 28, 2012 8:14:07 AM Dec 28, 2012 8:14:07 AM bri.danlee@gmail.com.removethis 1