Mercurial > hg > smallbox
view DL/Majorization Minimization DL/softthreshold.m @ 243:1fbd28dfb99e unlocbox
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author | bmailhe |
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date | Wed, 29 Aug 2012 10:39:14 +0100 |
parents | b14209313ba4 |
children |
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% Soft threshold operator for matrices % [Y] = softthreshold(X,theta) % X : input matrix % theta : thresholding parameter function [Y] = softthreshold(X,theta) Y = X - min(theta,abs(X)).*sign(X);