1. School of Automation and Information Engineering, Sichuan University of Science and Engineering, Zigong, Sichuan 643000, People’s Republic of China
2. School of Mathematics and Statistics, Sichuan University of Science and Engineering, Zigong, Sichuan 643000, People’s Republic of China
3. Key Laboratory of Higher Education of Sichuan Province for Enterprise Informationalization and Internet of Things, Zigong, Sichuan 643000, People’s Republic of China