1. School of Computer Science and Engineering, Nanjing University of Science and Technology, Nanjing, China
2. School of Computer Science and Engineering and the Jiangsu Key Laboratory of Spectral Imaging and Intelligent Sense, Nanjing University of Science and Technology, Nanjing, China
3. Department of Technology of Computers and Communications, Hyperspectral Computing Laboratory, University of Extremadura, Cáceres, Spain