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modifing W to abs(W) in the calculation of gamma #1

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modifing W to abs(W) in the calculation of gamma #1

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5 changes: 2 additions & 3 deletions VanillaID/tac_reconstruction.m
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Original file line number Diff line number Diff line change
Expand Up @@ -36,7 +36,7 @@
UU=zeros(N, MAXITER);
w_estimate=zeros(N, MAXITER);
WWW=ones(N, MAXITER);
fprintf(1, 'Finding a sparse feasible point using l1-norm heuristic ...');
fprintf(1, 'Finding a sparse feasible point using l1-norm heuristic ...\n');

for iter=1:1:MAXITER

Expand All @@ -52,7 +52,7 @@ variable W(N)

w_estimate(:,iter)=W;
WWW(:,iter)=W;
Gamma(:,iter)=U(:,iter).^-1.*W;
Gamma(:,iter)=U(:,iter).^-1.*abs(W);
Dic0=lambda*eye(M)+Dic*diag(Gamma(:,iter))*Dic';
UU(:, iter)=diag(Dic'*(Dic0\Dic));
U(:,iter+1)=abs(sqrt(UU(:, iter)));
Expand All @@ -64,4 +64,3 @@ variable W(N)
end

end