1. Department of Interactive Media, Gachon University, Seongnam, Korea
2. Deptartment of Computer Science and Engineering, University of Information Technology and Sciences, Dhaka, Bangladesh
3. Department of Computer Information Engineering, Sangji University, Wonju, Korea
4. Department of Computer Software, Daelim University, Gyeonggi-do, Korea
5. Division of Information and Communication, Baekseok University, Seoul, Korea