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gl_spec

PURPOSE ^

gl_spec - spectrum function for teh grouped L1 regularizer

SYNOPSIS ^

function nm=gl_spec(ww,blks)

DESCRIPTION ^

 gl_spec - spectrum function for teh grouped L1 regularizer
 
 Copyright(c) 2009 Ryota Tomioka
 This software is distributed under the MIT license. See license.txt

CROSS-REFERENCE INFORMATION ^

This function calls: This function is called by:

SOURCE CODE ^

0001 % gl_spec - spectrum function for teh grouped L1 regularizer
0002 %
0003 % Copyright(c) 2009 Ryota Tomioka
0004 % This software is distributed under the MIT license. See license.txt
0005 
0006 function nm=gl_spec(ww,blks)
0007 
0008 nn=length(blks);
0009 nm=zeros(nn,1);
0010 
0011 ixw=0;
0012 for kk=1:length(blks)
0013   I=ixw+(1:blks(kk));
0014   ixw=I(end);
0015   nm(kk)=norm(ww(I));
0016 end

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