N——>BatchSize &&数据维度理解和处理(chun, cat, squeeze, unsqueeze)
数据处理之N——>BatchSizeN——>batch_sizetrain_data=TensorDataset(torch.Tensor(x_train).double(),torch.Tensor(y_train).double())train_loader=DataLoader(train_data,batch_size=args.bs,shuffle=True,drop_last=True