HyperRouter: Towards Efficient Training and Inference of Sparse Mixture of Experts. - Truong Do; Le Khiem; Quang Pham; TrungTin Nguyen; Thanh-Nam Doan; Binh Nguyen; Chenghao Liu; Savitha Ramasamy; Xiaoli Li 001; Steven C. H. Hoi (EMNLP, 2023)