Not an Obstacle for Dog, but a Hazard for Human: A Co-Ego Navigation System for Guide Dog Robots. - Ruiping Liu 001; Jingqi Zhang; Junwei Zheng; Yufan Chen 001; Peter Seungjune Lee; Di Wen 006; Kunyu Peng; Jiaming Zhang 001; Kailun Yang 001; Katja Mombaur; Rainer Stiefelhagen (CoRR, 2026)