Ngoc-Dau Mai received the B.E. degree in electronics and telecommunications from Hanoi University of Science and Technology, Vietnam, in 2018, and the M.S. degree from the Department of Artificial Intelligence Convergence at Pukyong National University, South Korea, in 2021, where he is currently pursuing his Ph.D. degree. He was a Senior AI Research Engineer at VisionIn, Seoul, South Korea, from 2021 to 2023. His research interests include wearable healthcare, brain–computer interface systems, quantum machine learning, computer vision, and large language models (LLMs).