http://www.mathworks.com/matlabcentral/newsreader/view_thread/260512 Feed for thread: interpolation for matix en-us &copy;1994-2012 by MathWorks, Inc. webmaster@mathworks.com MATLAB Central Newsreader http://blogs.law.harvard.edu/tech/rss 60 http://www.mathworks.com/images/membrane_icon.gif Thu, 10 Sep 2009 15:57:19 -0400 http://www.mathworks.com/matlabcentral/newsreader/view_thread/260512#679361 Ning The example like <br> x1=[1 2; 3 4];<br> x2=[2 4; 6 8];<br> x3=[4 3; 2 1];<br> x4=[5 8; 9 3];<br> X=cat(3, x1,x2,x3,x4);<br> Y=[1 3 6 9];<br> if xi=[2.3 9; 3.2 2.8];<br> how to interpolate xi in X to get yi ?<br> in this example, yi should be a 2x2 matrix.