int ysize = la.size();
System.out.printf("开始训练");
LinearMax solver = new LinearMax(generator, ysize);
ZeroOneLoss loss = new ZeroOneLoss();
Update update = new LinearMaxPAUpdate(loss);
OnlineTrainer trainer = new OnlineTrainer(solver, update, loss,
fsize, maxite, c);
Linear models = trainer.train(instset, null);
instset = null;
solver = null;
loss = null;
trainer = null;
System.out.println();