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lars

PURPOSE ^

The dimension is p^2 (thus w

SYNOPSIS ^

function [y]=lars(p,ind,mat,rhs,n,d,smin,h,i0,j0)

DESCRIPTION ^

The dimension is p^2 (thus w

CROSS-REFERENCE INFORMATION ^

This function calls: This function is called by:

SOURCE CODE ^

0001 
0002 function [y]=lars(p,ind,mat,rhs,n,d,smin,h,i0,j0)
0003 %The dimension is p^2 (thus w
0004 k0=p*p;
0005 x=zeros(k0,1);
0006 pp=2.^(0:d-1);
0007 for i=1:k0
0008    ix=ind(d*(i-1)+1:d*i);
0009    ix=dot((ix-1),pp); 
0010    x(i)=smin+h*ix;
0011 end
0012 mm=x(1)*mat{1};
0013 for i=2:numel(mat)
0014   mm=mm+x(i)*mat{i};
0015 end
0016    sol=mm \ rhs;
0017    sol=reshape(sol,n,n);
0018 y=sol(i0,j0);
0019 return
0020 end

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