FlowMoE: A Scalable Pipeline Scheduling Framework for Distributed Mixture-of-Experts Training - Gao, Yunqi; Hu, Bing; Mashhadi, Boloursaz; Jin, A-Long; Zhang, Yanfeng; Xiao, Pei; Tafazolli, Rahim; DEBBAH, Merouane (Advances in Neural Information Processing Systems, 2025)