Hong, J., Paul, S., Lee, N., Rasul, K., Thorne, J., & Jeong, J. (2026). Margin-Aware Preference Optimization for Aligning Diffusion Models Without Reference. Proceedings of the AAAI Conference on Artificial Intelligence, 40(6), 4744–4752. https://doi.org/10.1609/aaai.v40i6.42476