set but then we want to go out on the street and and and detect cars there and the cars on the street don't really have the same distribution as the cars that you were trained on but we still want to do it so in a sense our problem is actually quite somewhat different than the problem with in machine learning that we actually do want to test on things we never really trained on so we wanted to really be general and so the way forward I see is that somehow we need to better use the data we have there is no hope to ever get all the