WANG, Jiayi; WANG, Shiqiang; CHEN, Rong-Rong; JI, Mingyue. Demystifying Why Local Aggregation Helps: Convergence Analysis of Hierarchical SGD. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 36, n. 8, p. 8548–8556, 2022. DOI: 10.1609/aaai.v36i8.20832. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/20832. Acesso em: 28 may. 2026.