sa_length.m

NNDemo2.0是对神经网络实验演示系统NNDemo1.0的进一步增强与扩充

function rod=sa_length(perm,dist)
[m,n]=size(perm);
rod=0;
for i=1:n-1
   rod=rod+dist(perm(i),perm(i+1));
end
rod=rod+dist(perm(n),perm(1));