ing">'score: '</span>,num2str(score,<span class="string">'%.03f'</span>)]);   
0026 plot(score_vector); title(<span class="string">'split on mean'</span>)
0027 subplot 428
0028 [idx,score_vector,score]=nt_split(x.^2); 
0029 plot(score_vector); title(<span class="string">'split on power'</span>)
0030 disp([num2str(idx), <span class="string">'score: '</span>,num2str(score,<span class="string">'%.03f'</span>)]);   
0031 
0032 
0033 <span class="comment">% 10 channels</span>
0034 a=nt_normcol(randn(N,5)*randn(5