Bridging and Modeling Correlations in Pairwise Data for Direct Preference Optimization - Jiang, Yuxin; Huang, Bo; Wang, Yufei; Zeng, Xingshan; Li, Liangyou; Wang, Yasheng; Jiang, Xin; Shang, Lifeng; Tang, Ruiming; Wang, Wei (International Conference on Learning Representations, 2025)