1. Sungkyunkwan University,Institute of Software Convergence,Suwon,Republic of Korea
2. Sungkyunkwan University,Department of Electrical and Computer Engineering,Suwon,Republic of Korea
3. Mobile eXperience, Samsung Electronics,SW Engineering Group,Suwon,Republic of Korea
4. Sungkyunkwan University,College of Computing and Informatics,Suwon,Republic of Korea