Bridging Model-Based Optimization and Generative Modeling via Conservative Fine-Tuning of Diffusion Models - Uehara, Masatoshi; Zhao, Yulai; Hajiramezanali, Ehsan; Scalia, Gabriele; Eraslan, Gokcen; Lal, Avantika; Levine, Sergey; Biancalani, Tommaso (Advances in Neural Information Processing Systems, 2024)