1. Faculty of Geomatics, Lanzhou Jiaotong University, Lanzhou, China
2. National-Local Joint Engineering Research Center of Technologies and Applications for National Geographic State Monitoring, Lanzhou Jiaotong University, Lanzhou, China
3. Gansu Provincial Engineering Laboratory for National Geographic State Monitoring, Lanzhou Jiaotong University, Lanzhou, China
4. Academician Expert Workstation of Gansu Dayu Jiuzhou Space Information Technology Co., Ltd., Lanzhou, China
5. College of Earth and Environmental Sciences, Lanzhou University, Lanzhou, China
6. Key Laboratory of Western China’s Environmental Systems, Ministry of Education, Lanzhou, China
7. School of Resources and Environmental Sciences, Wuhan University, Wuhan, China