1 College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, Jiangsu 211106, China
2 Jiangsu Key Laboratory of Big Data Analysis Technology, Nanjing University of Information Science & Technology, Nanjing, Jiangsu 210044, China;
3 Zhejiang Province Key Laboratory for Signal Processing, Zhejiang University of Technology, Hangzhou, Zhejiang 310023, China
4 Guangxi Key Lab of Multi-Source Information Mining and Security, Institute of Mineral Resources, Guangxi Normal University, Guilin, Guangxi 541004, China
5 Key Laboratory of Geo-Spatial Information Technology, Ministry of Land and Resources, Chengdu University of Technology, Chengdu, Sichuan 610059, China
6 Key Laboratory of Metallogeny and Mineral Assessment, Institute of Mineral Resources, Ministry of Land and Resources, Chinese Academy of Geological Sciences, Beijing 100037, China