求

lyfsgdhr

P=[0.1093,0.1110,0.1127,0.1141,0.1154,0.1164,0.1171,0.1175,0.1178,0.1179,0.1179,0.1179,0.1179,0.1180,0.1182];
T=[0.1110,0.1127,0.1141,0.1154,0.1164,0.1171,0.1175,0.1178,0.1179,0.1179,0.1179,0.1179,0.1180,0.1182,0.1185];
: E; {* C( o$ e- q# r3 ?% `%  创建一个新的前向神经网络
) `& T* J# b/ t8 H9 Qnet_1=newff(minmax(P),[10,1],{'tansig','purelin'},'traingdm')
%  当前输入层权值和阈值
inputWeights=net_1.IW{1,1}
inputbias=net_1.b{1}
%  当前网络层权值和阈值
% H7 P& w7 \) `8 blayerWeights=net_1.LW{2,1}
layerbias=net_1.b{2}
0 i" Q$ M& M: N& H5 s%  设置训练参数
net_1.trainParam.show = 50;
net_1.trainParam.lr = 0.05;
6 o/ T& v" m2 `net_1.trainParam.mc = 0.9;
& T* U3 i1 X$ [: ?  x) hnet_1.trainParam.epochs = 10000;
  ]  R: Q* f3 t4 P8 m0 fnet_1.trainParam.goal = 1e-3;
%  调用 TRAINGDM 算法训练 BP 网络
[net_1,tr]=train(net_1,P,T);
1 p9 f# _% L2 N0 F/ b%  对 BP 网络进行仿真
A = sim(net_1,P);
4 m1 ]5 H" v3 z2 h5 m%  计算仿真误差
E = T - A;
MSE=mse(E)
x=[0.1110,0.1127,0.1141,0.1154,0.1164,0.1171,0.1175,0.1178,0.1179,0.1179,0.1179,0.1179,0.1180,0.1182,0.1185]';%测试
  ]( T' {7 s3 h$ `sim(net_1,x)
! \  c* V, u. Y9 N" R7 G/ h1 ?这段程序是根据14年的数据，来预测下一年的，怎么算不出来啊 。

小青菜

看上去好烦哦

zhou2yong888

看不懂·····

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kxhu

哦～～

hbchina99

鉴定完毕！  

ask4kevin

看起来好~~像啊~~~~~

talent212121

鉴定完毕！  

hyxie616

楼主，你写得实在是太好了。我惟一能做的，就只有把这个帖子顶上去这件事了

pankg

我基本上是采用看英语文章的办法，先泛读，再精读，再一句一句看，最后再提纲挈领，总算是明白一点了，当然，也可能还是领悟错了。最后要说的一句话是：楼主，你很牛叉，希望你不是真的有病。