Han Z, Wang X, Liu B, Lyu Q, Shang Z, Dong J, et al. SeqWalker: Sequential-Horizon Vision-and-Language Navigation with Hierarchical Planning. AAAI [Internet]. 2026 Mar. 14 [cited 2026 May 17];40(22):18279-87. Available from: https://ojs.aaai.org/index.php/AAAI/article/view/38891