Authors
Gi-Hyun Hwang
Dept. of Computer and Information Engineering, Dongseo University, Busan, Korea
Kyoung-Hwan Cha
Dept. of Computer and Information Engineering, Dongseo University, Busan, Korea
Sachin Bhardwaj
Dept. of Mathematics and Computer Science, Technical University of Eindhoven, Netherlands, Netherlands
Dae-Seok Lee
Dept. of Ubiquitous IT, Graduate School of Design & IT, Dongseo University, Busan, Korea