indexmutate.m

一个用于自然数编码遗传算法的工具包indexGA

function [parent] = indexMutate(parent,bounds,Ops)
%my mutate for serial number

pm=Ops; %the probility of update

rN=rand<pm;

if rN
    nVar = size(parent,2)-1; 		% Get the number of variables 
    a = round(rand*(nVar-1)+1);
	b = round(rand*(nVar-1)+1);
    
    while a==b
        b = round(rand*(nVar-1)+1);
    end    
    t=parent(a);
    parent(a)=parent(b);
    parent(b)=t;
end