@inproceedings{ author={ S. Lee, S. Tilford, D. Panda }, title={ HAT-MPI: Hierarchical Auto Tuning of MPI Inter-Node Communication on InfiniBand Clusters }, conference={ 4th Workshop on AI for Systems in conjunction with HPDC 2026 }, year={ 2026 }, month={ July }, location={ Cleveland, OH }, source={ http://nowlab.cse.ohio-state.edu/publications/ }, }