ROSETTA: Constructing Code-Based Reward from Unconstrained Language Preference - Srivastava, Sanjana; Wang, Kangrui; Chan, Yung-Chieh; Dai, Tianyuan; Li, Manling; Zhang, Ruohan; Xu, Mengdi; Wu, Jiajun; Fei-Fei, Li (International Conference on Learning Representations, 2026)