%.2f\t%.2f\r\n'</span>,xm(j),zz,M(j,i));
0032         <span class="keyword">end</span>
0033     <span class="keyword">end</span>    
0034 <span class="keyword">else</span> <span class="comment">% x1 x2 z1 z2 rho</span>
0035     fprintf(fid,<span class="string">'%s\r\n'</span>,st);
0036     <span class="keyword">if</span> isequal(size(M),size(Cov)),
0037         <span class="keyword">for</span> k = 1:size(M,2),
0038             <span class="keyword">for</span> i = 1:size(M,1),
0039         <span class="keywo