"Hello world" examples already exist for all of those. Reproducing them is not very interesting. If you're willing to dive a little deeper, try to implement Syn

"Hello world" examples already exist for all of those. Reproducing them is not very interesting. If you're willing to dive a little deeper, try to implement SyncBatchnorm: explain design choices, measure the performance impact, describe any bugs you had in your implementation. Such a case study would be very interesting to read, and would probably get you noticed.