1. School of Mechanical and Electrical Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan 611731, China
2. Institute of Electronic and Information Engineering of UESTC in Guangdong, Dongguan, Guangdong 523808, China
3. Department of Biomedical, Industrial & Systems Engineering, Gannon University, 109 University Square, Erie, Pennsylvania 16541, United States