www.pudn.com > Geneticalgorithmpathplanningsimulationprogram.rar > chap10_1cross.m, change:2007-08-09,size:950b

function [pop]=cross(pop) 
[s,t]=size(pop); 
 
pop1=pop; 
 
for i=1:2:s 
   m=randperm(t-3)+1; 
   crosspoint(1)=min(m(1),m(2)); 
   crosspoint(2)=max(m(1),m(2)); 
 
%   middle=pop(i,crosspoint(1)+1:crosspoint(2)); 
%   pop(i,crosspoint(1)+1:crosspoint(2))=pop(i+1,crosspoint(1)+1:crosspoint(2)); 
%   pop(i+1,crosspoint(1)+1:crosspoint(2))=middle; 
    
   for j=1:crosspoint(1) 
      while find(pop(i,crosspoint(1)+1:crosspoint(2))==pop(i,j)) 
         zhi=find(pop(i,crosspoint(1)+1:crosspoint(2))==pop(i,j)); 
         y=pop(i+1,crosspoint(1)+zhi); 
         pop(i,j)=y; 
      end 
   end 
    
   for j=crosspoint(2)+1:t-1 
      while find(pop(i,crosspoint(1)+1:crosspoint(2))==pop(i,j)) 
         zhi=find(pop(i,crosspoint(1)+1:crosspoint(2))==pop(i,j)); 
         y=pop(i+1,crosspoint(1)+zhi); 
         pop(i,j)=y; 
   end 
end 
end 
[pop]=chap10_1dis(pop); 
 
for i=1:s 
    if pop1(i,t)<pop(i,t) 
       pop(i,:)=pop1(i,:); 
    end 
end