rws.m

来自「自编遗传算法程序」· M 代码 · 共 12 行

function In=Rws(fitness)
m=length(fitness);
fitness=fitness./sum(fitness);
fitness=cumsum(fitness);
In=zeros(size(fitness));
for i=1:m
    r=rand;
    for j=1:m
        if r<fitness(j),break;end
    end
    In(i)=j;
end