1. School of Electrical and Electronic Engineering, Changchun University of Technology, Changchun, Jilin, China
2. School of Mechanical and Electrical Engineering, Changchun University of Technology, Changchun, China
3. School of Computer Science and Engineering, Dalian Minzu University, Dalian, China
4. College of Computer Science and Engineering, Changchun University of Technology, Changchun, China