1. Department of Robotics Engineering, Daegu Gyeongbuk Institute of Science and Technology, Daegu 42988, South Korea.
2. Brain Engineering Convergence Research Center, Daegu Gyeongbuk Institute of Science and Technology, Daegu 42988, South Korea.
3. Korea Brain Research Institute, Daegu 41062, South Korea.
4. School of Electrical Engineering and Computer Science, Gwangju Institute of Science and Technology, Gwangju 61005, South Korea.
5. Department of Electrical and Electronic Engineering, Yonsei University, Seoul 03722, South Korea.
6. National Primate Research Center, Korea Research Institute of Bioscience and Biotechnology, Cheongju, Chungcheongbuk-do 28116, South Korea.
7. Department of Information and Communication Engineering, Daegu Gyeongbuk Institute of Science and Technology, Daegu 42988, South Korea.
8. Department of Nanoengineering, University of California San Diego, La Jolla, CA 92093-0448, USA.
9. School of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon 34141, South Korea.
10. Korea Institute of Industrial Technology, Cheonan, 31056 South Korea.