DistillSpec: Improving Speculative Decoding via Knowledge Distillation - Zhou, Yongchao; Lyu, Kaifeng; Rawat, Ankit Singh; Menon, Aditya Krishna; Rostamizadeh, Afshin; Kumar, Sanjiv; Kagy, Jean-François; Agarwal, Rishabh (International Conference on Learning Representations, 2024)