way of doing this and so we use different network architectures for example a diplomatic FCN a unit approach but also we tried out different architectures what we different training loss functions different sampling strategies there are many knobs you can you can turn on and at the mechanic conference which I guess is sort of the the the cbpo for handicap for those who work in medical imaging is sort of they run challenges and this type of approach really was quite successful in this for one the first price out of 50 competitor