1. College of Computer Science, Chengdu University, Chengdu 610106, China
2. Ecological Security and Protection Key Laboratory of Sichuan Province, Mianyang Normal University, Mianyang 621000, China
3. College of Mathematics and Physics, Mianyang Teachers’ College, Mianyang 621000, China
4. Faculty of Engineering Technology, Amol University of Special Modern Technologies, Amol 4615664616, Iran