1. AI SoC Research Division, Electronics and Telecommunications Research Institute (ETRI), Daejeon, Rep. of Korea
2. School of Electrical and Electronics Engineering, Chung-Ang University, Seoul, Rep. of KOREA
3. Department of Radio and Information Communications Engineering, Chungnam National University, Daejeon, Rep. of Korea
4. Department of Applied Artificial Intelligence, Seoul National University of Science and Technology (SeoulTech), Seoul, Rep. of Korea