Efficient Pre-Training of LLMs via Topology-Aware Communication Alignment on More Than 9600 GPUs - He, Guoliang; Jiang, Youhe; Xiao, Wencong; Kaihua, Jiang; Wang, Shuguang; Wang, Jun; Zixian, Du; Jiang, Zhuo; Zhang, Xinlei; Yuan, Binhang; Yoneki, Eiko (Advances in Neural Information Processing Systems, 2025)