1. College of Computer Science and Technology, China University of Petroleum, Qingdao, China
2. Shandong Provincial University Laboratory for Protected Horticulture, Weifang University of Science and Technology, Weifang, China
3. School of Computer and Software engineering, Nanjing University of Information Science and Technology, Nanjing, China
4. Department of Computer and Electronics Systems Engineering, Hankuk University of Foreign Studies, Yongin, Gyeonggi, South Korea
5. Security and Optimization for Networked Globe Laboratory, Embry-Riddle Aeronautical University, Daytona Beach, FL, USA