 DSS1'</span>);
0063     subplot 514; plot(z(:,2)); title(<span class="string">'initial DSS2'</span>);
0064     drawnow; <span class="comment">%pause(1);</span>
0065 <span class="keyword">end</span>
0066 
0067 <span class="comment">% iterate until stable</span>
0068 old_IDX=IDX;
0069 <span class="keyword">for</span> k=1:10
0070 
0071     [zz,ind]=<a href="nt_xprod.html" class="code" title="function [y,ind]=nt_xprod(x,flag,dsratio,normrow_flag)">nt_xprod</a>(z,[],dsr);
0072     
0073     <span class="comment