1. Department of Remote Sensing, College of Geomatics, Xi’an University of Science and Technology, Xi’an, China
2. Aerospace Information Research Institute, Key Laboratory of Computational Optical Imaging Technology, Chinese Academy of Sciences, Beijing, China
3. School of Electronics and Information Engineering, Xi’an Jiaotong University, Xi’an, China
4. Department of Technology of Computers and Communications, Escuela Politécnica, Hyperspectral Computing Laboratory, University of Extremadura, Cáceres, Spain
5. Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China