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[求助]
BP網(wǎng)絡(luò)中用trainlm函數(shù),結(jié)果出現(xiàn)問題
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>> p=[650 650 650 700 700 700 750 750 750; 90 120 150 90 120 150 90 120 150; 4 2 6 2 6 4 6 4 2]; t=[95.6 243.8 360.2 335.9 480.4 336.2 414.6 389.4 498.7]; [pn,minp,maxp,tn,mint,maxt]=premnmx(p,t); dx=[-1,1]; net=newff(dx,[3,7,1],{'tansig','purelin'},'trainlm'); net.trainParam.show=1000; net.trainParam.Lr=0.05; net.trainParam.epochs=10000; net.trainParam.goal=0.5*10^(-3); net=train(net,pn,tn); an=sim(net,pn); a=postmnmx(net,pn,tn); Sample Text [ Last edited by weihanjun on 2013-10-24 at 11:27 ] |
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