1. School of Computer and Information Technology, Northeast Petroleum University, Daqing 163318, China
2. School of Electronics, Electrical Engineering and Computer Science, Queen’s University Belfast, Belfast BT9 6SB, UK
3. Bohai-Rim Energy Research Institute, Northeast Petroleum University, Qinhuangdao 066004, China
4. State Key Laboratory of Remote Sensing Science, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing 100101, China
5. Department of Applied Statistics, College of Science, Purdue University, West Lafayette, IN 47907, USA
6. School of Communication and Electronic Engineering, Qiqihaer University, Qiqihaer 161003, China
7. University of Chinese Academy of Sciences, Beijing 100049, China