premnmxandjianmo

史蒂文-甘的支持向量机工具包

xtrain=[];
ytrain=[];
train=[];
xtest=[];
ytest=[];
test=[];
maxtrain=[];
mintrain=[];
maxtest=[];
mintest=[];
load trainandtest;
for i=1:length(maxtrain)
    train(:,i)=(train(:,i)-mintrain(i))/maxtrain(i)-mintrain(i)
end
for i=1:length(maxtest)
    test(:,i)=(test(:,i)-mintest(i))/maxtest(i)-mintest(i)
end
global p1;
ker='rbf';
p1=5;
C=20;
[nsv,beta,bias] = svr(xtrain,ytrain,ker,C);  
tstY1 = svroutput(trnX,tstX,ker,beta,bias);