shenjingwangluo.zip_shenjingwangluo

%%%%%%%%%%%%%%%%从EXCEL载入初始数据%%%%%%%%%%%%%%%% a=[data]'; %%%%%%%%%%%%%%%%变量定义%%%%%%%%%%%%%%%% L=269 ; %%%%%股价历史数据总数%%%%% n=3 ; %%%%%神经网络输入数据数量%%%%% m=1 ; %%%%%神经网络输出数据数量%%%%% k=L-(n+m)+1; %%%%%样本个数%%%%% %%%%%%%%%%%%%%%%%经验公式计算初始隐节点数%%%%%%%%%%%%%%%%% s=sqrt(0.43*m*n+0.12*n*n+2.54*m+0.77*n+0.35)+0.51; s=round(s) %%%%%%%%%%%%%%%%%定义输入向量:p_1%%%%%%%%%%%%%%%% p_1(k,n)=1; %K行三列的矩阵 for i=1:k p_1(i,:)=a(1,i:(i+n-1)); end p_2=p_1'; %%%%%%%%%%%%%%%%定义目标向量:t_1%%%%%%%%%%%%%%%% t_1(1,k)=1; for i=1:k t_1(1,i)=a(1,n+i); end %%%%%%%%%%%%%%%%定义测试向量:test_1%%%%%%%%%%%%%%%% test_1(5,n)=1; for i=1:5 test_1(i,:)=a(1,i:i+n-1); end test_2=test_1' %%%%%%%%%%%%%%%%定义测试真值向量:testrue_1%%%%%%%%%%%%%%%% testrue_1(1,5)=1; for i=1:5 testrue_1(1,i)=a(1,n+i); end