MetroGS: Efficient and Stable Reconstruction of Geometrically Accurate High-Fidelity Large-Scale Scenes. - Kehua Chen; Tianlu Mao; Zhuxin Ma; Hao Jiang; Zehao Li; Zihan Liu; Shuqi Gao; Honglong Zhao; Feng Dai; Yucheng Zhang; Zhaoqi Wang (CoRR, 2025)