e in power</span>
0060 x=[a;b;2*b];  
0061 figure(3); clf
0062 subplot 311
0063 plot(x); title(<span class="string">'10 channel noise, change in covariance, then power'</span>);
0064 subplot 323
0065 [idx,score_vector,score]=nt_split(x.^2); 
0066 disp([num2str(idx), <span class="string">'score: '</span>,num2str(score,<span class="string">'%.03f'</span>)]);   
0067 plot(score_vector); title(<span class="string">'split on power'</span>)
0068 subplot 324
0069 [idx,score_vector,score]=nt_split(nt_xprod(x, <span