this one down the bottom here is the least prototypical and this is a curve of how the accuracy had the accuracy of the trained model went on each of those sets so it is strongly affected by the starting point so limitations as I mentioned before there's there's prototypic allottee I have kind of a question mark doesn't discuss in the paper but like class imbalance like you know if you have many more examples of one thing than of another which you know I've heard that that can happen I'm not entirely convinced like I think it would