1. Department of Computer Engineering, Changwon National University, Changwondaehak-ro 20, Uichang-gu, Changwon-si 51140, Gyeongsangnam-do, Republic of Korea
2. Department of Information and Communication Engineering, Chungbuk National University, Chung-dae-ro 1, Seowon-gu, Cheongju 28644, Chungcheongbuk-do, Republic of Korea
3. Department of Artificial Intelligence Convergence, Wonkwang University, Iksandae 460, Iksan 54538, Jeollabuk-do, Republic of Korea