Yange Sun1,2, Zhihai Wang2, Jidong Yuan2, and Wei Zhang2 1School of Computer and Information Technology, Xinyang Normal University, China 2School of Computer and Information Technology, Beijing Jiaotong University, China
Hassan Najadat1, Ibrahim Al-Daher2, and Khaled Alkhatib1 1Computer Information Systems Department, Jordan University of Science and Technology, Jordan 2Computer Science Department, Jordan University of Science and Technology, Jordan