1. School of Electronic Engineering and Automation, Guilin University of Electronic Technology, Guilin 541004, China
2. Key Laboratory of Complex System Optimization and Big Data Processing, Guangxi Colleges and Universities, Yulin Normal University, Yulin 537000, China
3. School of Physics and Telecommunication Engineering, Yulin Normal University, Yulin 537000, China
4. College of Chemistry and Food Science, Yulin Normal University, Yulin, Guangxi 537000, China