yeah so there's just two different loss functions one looks like this and then the other is the center oh my oh my okay scheduling of training do they train all supervise first then on label or are they training all mixed together that's a great question and that relates to the big contribution that I mentioned earlier TSA the training signal and annealing so we'll probably wait until that two to explain that yes so for the unscrew right side it doesn't matter what the label and what the model what with the label is not about the model is