1. Department of Computer Science, Harbin Institute of Technology, Shenzhen, China
2. School of Electronic and Information Engineering, Soochow University, Suzhou, China
3. Department of Computer Science and Systems, University of Murcia, Murcia, Spain
4. KTH Royal Institute of Technology, Division of Geoinformatics, School of Architecture and the Built Environment, Stockholm, Sweden
5. College of Big Data and Internet, Shenzhen Technology University, Shenzhen, China
6. Department of Technology of Computers and Communications, Escuela Politécnica, Hyperspectral Computing Laboratory, University of Extremadura, Cáceres, Spain