connected to the registration between between those two okay so here is the idea so the correct the correct samples are line samples are just you know how would you and video together okay and then and then incorrect once all was the same except couple of seconds is placed and we have to careful because because if you displace for maybe like a second or less than a second humans are actually not even that sensitive to it so it needs to be a little bit of displacement okay so now we trained this representation for a