Learning Stackable and Skippable LEGO Bricks for Efficient, Reconfigurable, and Variable-Resolution Diffusion Modeling - Zheng, Huangjie; Wang, Zhendong; Yuan, Jianbo; Ning, Guanghan; He, Pengcheng; You, Quanzeng; Yang, Hongxia; Zhou, Mingyuan (International Conference on Learning Representations, 2024)