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annotate util/ksvd utils/normcols.m @ 104:e2ce05e21a55

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author vemiya <valentin.emiya@inria.fr>
date Tue, 12 Apr 2011 16:11:41 +0200
parents c3eca463202d
children
rev   line source
idamnjanovic@70 1 function y = normcols(x)
idamnjanovic@70 2 %NORMCOLS Normalize matrix columns.
idamnjanovic@70 3 % Y = NORMCOLS(X) normalizes the columns of X to unit length, returning
idamnjanovic@70 4 % the result as Y.
idamnjanovic@70 5 %
idamnjanovic@70 6 % See also ADDTOCOLS.
idamnjanovic@70 7
idamnjanovic@70 8
idamnjanovic@70 9 % Ron Rubinstein
idamnjanovic@70 10 % Computer Science Department
idamnjanovic@70 11 % Technion, Haifa 32000 Israel
idamnjanovic@70 12 % ronrubin@cs
idamnjanovic@70 13 %
idamnjanovic@70 14 % April 2009
idamnjanovic@70 15
idamnjanovic@70 16
idamnjanovic@70 17 y = x*spdiag(1./sqrt(sum(x.*x)));