clear;
D=load（‘AbaloneAge.txt‘）;
data_ori=D;
data_norm=D‘;
data_norm=mapminmax（data_norm01）;
data=data_norm‘;
data_x=data（:1:7）;
data（:8）=round（data_ori（:8）/8+1）;
index=randperm（4177）;
idx=index（1:500）;
testset=data（idx:）;
trainset=data（index（501:end）:）;
trainset_x=trainset（:1:7）;
trainset_y=zeros（36774）;
for?i=1:3677
????trainset_y（itrainset（i8））=1;
end?
nnstart

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-12-25?20:49??BP神經網絡鮑魚年齡預測\
?????文件??????968933??2018-12-25?20:46??BP神經網絡鮑魚年齡預測\AbaloneAge.docx
?????文件?????????393??2018-12-25?20:49??BP神經網絡鮑魚年齡預測\AbaloneAge.m
?????文件??????338337??2018-11-02?10:55??BP神經網絡鮑魚年齡預測\AbaloneAge.txt