1. College of Computer Science and Engineering, Changchun University of Technology, Changchun, People's Republic of China
2. College of Electrical Engineering and Automation, Hefei University of Technology, Hefei, People's Republic of China
3. State Key Laboratory of Synthetical Automation for Process Industries, Northeastern University, Shenyang, People's Republic of China
4. Department of Automation, Shanghai Jiao Tong University, Shanghai, People's Republic of China