2026 RL+IL, Sim2Real EgoPush: Learning End-to-End Egocentric Multi-Object Rearrangement for Mobile Robots Boyuan An, Zhexiong Wang*, Yipeng Wang*, Jiaqi Li, Sihang Li†, Jing Zhang†, and Chen Feng† arXiv preprint arXiv:2602.18071, 2026 arXiv Website