?? norm2.m
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function out = norm2(in)%NORM2 Squared norm% Y = NORM2(X) returns squared norm of vector X; Y = ||X||^2.%% D = NORM2(X-Y) is mostly used to evaluate minimum squared distance% between two vectors X and Y; D = ||X - Y||^2.%% See also NORM.% Copyright 2001-2003 Kamil Anis, anisk@feld.cvut.cz% Dept. of Radioelectronics, % Faculty of Electrical Engineering% Czech Technical University in Prague% $Revision: 0.1 $ $Date: 2003/1/16 17:33:28 $% --% <additional stuff goes here>out = sum(abs(in).^2);
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