OmniNav: A Unified Framework for Prospective Exploration and Visual-Language Navigation - Xue, Xinda; Hu, Junjun; Luo, Minghua; Xie, Shichao; Chen, Jintao; Xie, Zixun; Kuichen, Quan; Guo, Wei; Chu, Zedong; Xu, Mu; Zhu, Zhengzhou (International Conference on Learning Representations, 2026)