Question about ZCA_Whitening 

Hi, I'm trying to reproduce your great work. 
And I noticed that the **args.zca** should be set as **True** when distill the cifar10/100 dataset.
But I have a question that, there seems no **zca.inverse_transform** when save the distilled dataset, which may cause the final accuracy is low (only about 0.25).

I'd appreciate it if you can provide some information about it.
Thank you.