clc;
clear;
traindata?=?xlsread（‘traindata.xlsx‘）;%讀取訓(xùn)練數(shù)據(jù)
traindatanumber?=?100;%訓(xùn)練數(shù)據(jù)的數(shù)量
extraininput?=?traindata（1:traindatanumber1:6）;
Y=mapminmax（extraininput）;%對輸入數(shù)據(jù)歸一化處理
traininput?=?Y‘;
extrainstandoutput?=?traindata（1:traindatanumber7）;
trainstandoutput?=?extrainstandoutput‘;
trainmomfactor?=?0.9;
lastdW21?=?0;
lastdW32?=?0;
epoch?=?100000;
LearningRate?=?0.01;
errorprecision?=?0.01;
%?W21?=?ones（26）;
%?W32?=?ones（12）;
%?B21?=?ones（21）;
%?B32?=?ones（11）;
%??W21?=[-1?0?0?1?-1?1;-1?-1?-1?0?-1?0];
%??B21?=?[1;?-1];
%??W32?=?[1?-1];
%??B32?=?[1];
?W21?=[-1.261?-0.014?0.005?0.142?-0.365?0.850;?-0.455?0.881?-0.504?0.167?-1.096?0.015];%對輸入層和隱藏層之間的權(quán)值進(jìn)行初始賦值
?B21?=?[1.571;?-1.571];????%對輸入層和隱藏層之間的偏置進(jìn)行初始賦值
?W32?=?[-0.237?-0.870];????%對隱藏層和輸出層之間的權(quán)值進(jìn)行初始賦值
?B32?=?[

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件????????3070??2018-10-22?13:50??MyBPnetwork（6-2-1）_matlab\BP_matlab2.m
?????文件????????8913??2018-10-22?09:38??MyBPnetwork（6-2-1）_matlab\textdata.xlsx
?????文件???????11114??2018-10-22?09:30??MyBPnetwork（6-2-1）_matlab\traindata.xlsx
?????目錄???????????0??2018-10-22?12:45??MyBPnetwork（6-2-1）_matlab\