Mercurial > hg > smallbox
view util/ksvd utils/normcols.m @ 170:68fb71aa5339 danieleb
Added dictionary decorrelation functions and test script for Letters paper.
author | Daniele Barchiesi <daniele.barchiesi@eecs.qmul.ac.uk> |
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date | Thu, 06 Oct 2011 14:33:41 +0100 |
parents | c3eca463202d |
children |
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function y = normcols(x) %NORMCOLS Normalize matrix columns. % Y = NORMCOLS(X) normalizes the columns of X to unit length, returning % the result as Y. % % See also ADDTOCOLS. % Ron Rubinstein % Computer Science Department % Technion, Haifa 32000 Israel % ronrubin@cs % % April 2009 y = x*spdiag(1./sqrt(sum(x.*x)));