l" class="code" title="function [c,tw]=nt_cov(x,shifts,w);">nt_cov</a>(z(IDX{1},:))); title(<span class="string">'cluster 1'</span>); 
0259     subplot 224; imagescc(<a href="nt_cov.html" class="code" title="function [c,tw]=nt_cov(x,shifts,w);">nt_cov</a>(z)-<a href="nt_cov.html" class="code" title="function [c,tw]=nt_cov(x,shifts,w);">nt_cov</a>(z(IDX{1},:))); title(<span class="string">'cluster 2'</span>);
0260 
0261     
0262     figure(102); clf
0263     <span class="keyword">if</span> 0
0264         su