and work work well together and so that's that's the presentation we just have some discussion points over class that has weight less data right someone was asking about that earlier I don't think no they didn't do that they specifically in the case where they were using image net and they were boosting from the the jft data set they specifically took an even number of samples across all the classes from jft and I don't think there was any case where they had an imbalance across classes oh yeah that would be an