Offline RL by Reward-Weighted Fine-Tuning for Conversation Optimization - Mukherjee, Subhojyoti; Lai, Viet; Addanki, Raghavendra; Rossi, Ryan; Yoon, Seunghyun; Bui, Trung; Rao, Anup B.; Subramanian, Jayakumar; Kveton, Branislav (Advances in Neural Information Processing Systems, 2025)