@inproceedings{ author={Shigang Li and Tal Ben-Nun and Salvatore Di Girolamo and Dan Alistarh and Torsten Hoefler}, title={{Taming Unbalanced Training Workloads in Deep Learning with Partial Collective Operations}}, year={2020}, month={Feb.}, booktitle={Proceedings of the 25th Symposium on Principles and Practice of Parallel Programming (PPoPP'20)}, doi={10.1145/3332466.3374528}, }