w);">nt_cov</a>(x);
0202         <span class="keyword">return</span>
0203     <span class="keyword">end</span>
0204 
0205     <span class="comment">% DSS to contrast clusters</span>
0206     c0=<a href="nt_cov.html" class="code" title="function [c,tw]=nt_cov(x,shifts,w);">nt_cov</a>(x)/size(x,1);
0207     c1=<a href="nt_cov.html" class="code" title="function [c,tw]=nt_cov(x,shifts,w);">nt_cov</a>(x(IDX{1},:))/size(x(IDX{1},:),1);
0208     [todss,pwr0,pwr1]=<a href="nt_dss0.html" class="code" title="function