Analysis of low-altitude visual flight obstacles based on real-scene 3D modeling: a case study of Chongqing
ZENG Yixiao, WU Menghua, WANG Leyuan, PENG Hui, LI Han
Bulletin of Surveying and Mapping . 2025, (12): 93 -97 .  DOI: 10.13474/j.cnki.11-2246.2025.1216