http://www.mathworks.com/matlabcentral/newsreader/view_thread/236024 MATLAB Central Newsreader - scale invariance Feed for thread: scale invariance en-us &copy;1994-2012 by MathWorks, Inc. webmaster@mathworks.com MATLAB Central Newsreader http://blogs.law.harvard.edu/tech/rss 60 MathWorks http://www.mathworks.com/images/membrane_icon.gif Mon, 15 Sep 2008 12:39:02 -0400 scale invariance http://www.mathworks.com/matlabcentral/newsreader/view_thread/236024#600366 ahmed i have a two dimension matrix each column represent feature vector.<br> i like to compute the varaince of the intensity of the matrix .<br> how can i do that ?