1. Department of Intelligent Robotic Engineering, Hanyang University, Ansan, Republic of Korea.
2. Department of Dual System Hub Organization, Korea Polytechnic University, Siheung, Republic of Korea.
3. Department of Otolaryngology-Head and Neck Surgery, Hanyang University, Seoul, Republic of Korea.
4. School of Electrical Engineering, Hanyang University, Ansan, Republic of Korea.