Real-scene 3D data acquisition and fusion technologies inside and outside caves:take Yixing Shanjuan Cave for an example
GUO Zhendong, WU Hao, GU Zhengdong, HUANG Liang
Bulletin of Surveying and Mapping . 2025, (8): 149 -152 .  DOI: 10.13474/j.cnki.11-2246.2025.0824