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[ÇóÖú] In an assignment A(:) = B, the number of elements in A and B must be the same. ÒÑÓÐ1È˲ÎÓë

In an assignment  A( = B, the number of elements in A and B must be the same.
Error in GA_BP (line 60)
    individuals.fitness(i)=fun(x,inputnum,hiddennum,outputnum,net,inputn,outputn);   %ȾɫÌåµÄÊÊÓ¦¶È

funº¯ÊýÈçÏ£º
function error = fun(x,inputnum,hiddennum,outputnum,net,inputn,outputn)
%¸Ãº¯ÊýÓÃÀ´¼ÆËãÊÊÓ¦¶ÈÖµ
%x          input     ¸öÌå
%inputnum   input     ÊäÈë²ã½ÚµãÊý
%outputnum  input     Òþº¬²ã½ÚµãÊý
%net        input     ÍøÂç
%inputn     input     ÑµÁ·ÊäÈëÊý¾Ý
%outputn    input     ÑµÁ·Êä³öÊý¾Ý

%error      output    ¸öÌåÊÊÓ¦¶ÈÖµ

%ÌáÈ¡
w1=x(1:inputnum*hiddennum);
B1=x(inputnum*hiddennum+1:inputnum*hiddennum+hiddennum);
w2=x(inputnum*hiddennum+hiddennum+1:inputnum*hiddennum+hiddennum+hiddennum*outputnum);
B2=x(inputnum*hiddennum+hiddennum+hiddennum*outputnum+1:inputnum*hiddennum+hiddennum+hiddennum*outputnum+outputnum);

net=newff(inputn,outputn,hiddennum,{'tansig','purelin','trainlm'});
%ÍøÂç½ø»¯²ÎÊý
net.trainParam.epochs=10000;
net.trainParam.lr=0.15;
net.trainParam.goal=0.00001;
% net.trainParam.show=100;
% net.trainParam.showWindow=0;

%ÍøÂçȨֵ¸³Öµ
net.iw{1,1}=reshape(w1,hiddennum,inputnum);
net.lw{2,1}=reshape(w2,outputnum,hiddennum);
net.b{1}=reshape(B1,hiddennum,1);
net.b{2}=reshape(B2,outputnum,1);

%ÍøÂçѵÁ·
net=train(net,inputn,outputn);

an=sim(net,inputn);

error=sum(abs(an-outputn));

In an assignment  A(:) = B, the number of elements in A and B must be the same.
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