作者:Haoxiang Jie, Yaoyuan Yan, Xiangyu Wei, Kailin Wang, Hongjie Yan, Zhiyou Heng, Daocheng Chen · 单位:AI Lab, Country Garden Services, East China Normal University · 会议/期刊:arXiv · 日期:2026-04-20 · 来源:Low-Level Learning-Based Action Modelling / Input Modelling / 2D Vision Language Action Models with RL