1. School of Computer Science and Technology, Guangdong University of Technology, Guangzhou, People's Republic of China
2. Guangzhou Shipyard International Company Limited, Guangzhou, People's Republic of China
3. School of Automation, Guangdong University of Technology, Guangzhou, People's Republic of China
4. School of Information Science and Technology, Guangdong University of Foreign Studies, Guangzhou, People's Republic of China
5. Lingnan Normal University, Zhanjiang, People's Republic of China