1. Xi’an Center of Geological Survey CGS Xi’An China
2. National Engineering Research Center of Geographic Information System Wuhan China
3. Wuhan Geomatics Institute Wuhan China
4. Hubei Key Laboratory of Intelligent Vision Based Monitoring for Hydroelectric Engineering China Three Gorges University Yichang China
5. College of Computer and Information Technology China Three Gorges University Yichang China
6. School of Computer Science China University of Geosciences Wuhan China
7. Hubei Key Laboratory of Intelligent Geo‐Information Processing China University of Geosciences Wuhan China
8. Wuhan Zondy Cyber Science & Technology Co., Ltd Wuhan China