1. Research Center of the Economic and Social Development of Henan East Provincial Joint, Shangqiu Normal University, Shangqiu, China
2. College of Information and Control Engineering, Liaoning Petrochemical University, Fushun, China
3. Department of Computer Science and Software Engineering, Monmouth University, West Long Branch, NJ, USA
4. College of Information Science and Engineering, Northeast University, Shenyang, China
5. College of Computer Science and Engineering, Shandong University of Science and Technology, Qingdao, China