VILA-U: a Unified Foundation Model Integrating Visual Understanding and Generation - Wu, Yecheng; Zhang, Zhuoyang; Chen, Junyu; Tang, Haotian; Li, Dacheng; Fang, Yunhao; Zhu, Ligeng; Xie, Enze; Yin, Hongxu; Yi, Li; Han, Song; Lu, Yao (International Conference on Learning Representations, 2025)