1. College of Geological Engineering and Geomatics, Chang’an University, Xi’an 710054, China
2. Key Laboratory of Loess, Xi’an 710054, China
3. Big Data Center for Geosciences and Satellites, Chang’an University, Xi’an 710054, China
4. Key Laboratory of Western China’s Mineral Resources and Geological Engineering, Ministry of Education, Xi’an 710054, China
5. Key Laboratory of Ecological Geology and Disaster Prevention, Ministry of Natural Resources, Xi’an 710054, China
6. National Institute of Natural Disaster Prevention, Ministry of Emergency Management of China, Beijing 100085, China