have to learn a second neural network but your second neural network is not the same as your first neural network but it it kind of lags behind but it is also it is also performing almost as well so that is um I don't know if that makes sense but it is the best I can to explain it so to recap you take your observation you encode it as a query sorry you crop crop here for your anchor that gets your query and then you random crop for your keys right into positive and negative samples right so random crop from the same observation or from