1. College of Art & Technology, Chung-Ang University, Seoul, the Republic of Korea
2. Department of Human Sciences for Education "R. Massa", University of Milan-Bicocca, Milano, Italy
3. School of Media, Arts and Science, Sogang University, Seoul, the Republic of Korea
4. The Graduate School of Advanced Imaging Science, Multimedia & Film, Chung-Ang University, Seoul, the Republic of Korea
5. Department of Computer Science & Engineering, Chung-Ang University Seoul, the Republic of Korea