Fine-Tuning Discrete Diffusion Models via Reward Optimization with Applications to DNA and Protein Design - Wang, Chenyu; Uehara, Masatoshi; He, Yichun; Wang, Amy; Lal, Avantika; Jaakkola, Tommi; Levine, Sergey; Regev, Aviv; Wang, Hanchen; Biancalani, Tommaso (International Conference on Learning Representations, 2025)