1. Department of IT Convergence Engineering, Kumoh National Institute of Technology, Gumi 39177, Korea.
2. Department of Engineering, Faculty of Advanced Technology and Multidiscipline, Universitas Airlangga, Surabaya 60115, Indonesia.
3. Department of Medical IT Convergence Engineering, Kumoh National Institute of Technology, Gumi 39177, Korea.
4. Meta Heart Inc., Gumi 39177, Korea.