Knowledge-guided digital twin modeling method of generating hierarchical scenes for a high-speed railway. - Heng Zhang 015; Wen Zhao; Zujie Han; Jun Zhu 007; Qing Zhu 012; Zhu Xu; Dejun Feng; Yongjun Song; Shufeng Song; Bo Zhang 067; Fengpin Jia; Yakun Xie; et al. (Trans. GIS, 2023)