spatial_dataloader.py 文件源码

def validate(self):
        validation_set = spatial_dataset(dic=self.dic_testing, root_dir=self.data_path, mode='val', transform = transforms.Compose([
                transforms.Scale([224,224]),
                transforms.ToTensor(),
                transforms.Normalize(mean=[0.485, 0.456, 0.406],std=[0.229, 0.224, 0.225])
                ]))

        print '==> Validation data :',len(validation_set),'frames'
        print validation_set[1][1].size()

        val_loader = DataLoader(
            dataset=validation_set, 
            batch_size=self.BATCH_SIZE, 
            shuffle=False,
            num_workers=self.num_workers)
        return val_loader