%%?清空環(huán)境變量
close?all
clc;?clear


%%?訓(xùn)練數(shù)據(jù)預(yù)測數(shù)據(jù)提取及歸一化
%下載輸入輸出數(shù)據(jù)
load?traindata1011?A?O?
load?goontest?inputtest_may16?outputtest_may16


inputnum=7;hiddennum=6;outputnum=1;?%4-5-1結(jié)構(gòu)?編碼長度31?7-5-1?46

%訓(xùn)練數(shù)據(jù)和預(yù)測數(shù)據(jù)
input_train=A（1:360:）‘;
input_test=inputtest_may16（1:24:）‘;
output_train=O（1:360）‘;
output_test=outputtest_may16（1:24）‘;

%選連樣本輸入輸出數(shù)據(jù)歸一化
[inputninputps]=mapminmax（input_train）;
[outputnoutputps]=mapminmax（output_train）;

%%?BP網(wǎng)絡(luò)訓(xùn)練
%構(gòu)建網(wǎng)絡(luò)
net=newff（inputnoutputnhiddennum{‘tansig‘‘purelin‘}）;

%網(wǎng)絡(luò)進(jìn)化參數(shù)
net.trainParam.epochs=100;?%迭代次數(shù)，學(xué)習(xí)率，目標(biāo)
net.trainParam.lr=0.1;
net.trainParam.goal=0.00001;
net.trainParam.show=100;
net.trainParam.showWindow=0;

%網(wǎng)絡(luò)訓(xùn)練
net=train（netinputnoutputn）;

%%?BP網(wǎng)絡(luò)預(yù)測
%預(yù)測數(shù)據(jù)歸一化
inputn_test=mapminmax（‘a(chǎn)pply‘input_test

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????1813??2014-01-07?21:59??BP?wind?prediction\bp.m
?????文件????????1737??2014-01-07?21:57??BP?wind?prediction\BPNWP.m
?????文件?????????874??2013-10-12?14:59??BP?wind?prediction\goontest.mat
?????文件?????????974??2013-10-16?15:49??BP?wind?prediction\goontestNWP.mat
?????文件????????6430??2013-10-11?21:12??BP?wind?prediction\traindata1011.mat
?????文件????????7287??2013-10-16?15:38??BP?wind?prediction\traindata1011NWP.mat