yes you say race when TSA work for pure supervised learning that's a good question I'm not sure I don't think there's a clear reason that it wouldn't seems like you could apply it so the idea would be that you would [Music] yeah so remove yeah I don't know if there would be as much motivation to do that when you're not incorporating additional data but but that's a good question maybe someone in the discussion will have some thoughts and for for the actual data augmentation policy so they wanted to see here did the targeted data