1. State Key Laboratory of Resources and Environmental Information System, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing 100101, China
2. University of Chinese Academy of Sciences, Beijing 100049, China
3. China-Pakistan Earth Science Research Center, Islamabad 45320, Pakistan
4. Jiangsu Center for Collaborative Innovation in Geographical Information Resource Development and Application, Nanjing 210023, China
5. State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan 430079, China
6. School of Remote Sensing and Information Engineering, Wuhan University, Wuhan 430079, China
7. University of Science and Technology Beijing, Beijing 100083, China
8. Key Laboratory of Metallogenic Prediction of Nonferrous Metals and Geological Environment Monitoring, Ministry of Education, School of Geosciences and Info-Physics, Central South University, Changsha 410083, China
9. Dipartimento di Ingegneria, Università degli Studi di Napoli Parthenope, 80133 Naples, Italy
10. School of Environmental Studies, China University of Geosciences, Wuhan 430074, China