I Ketut Adi Purnawan was born in Kuta on November 20, 1984. He is a lecturer in the Department of Electrical Engineering and Information Technology, Udayana University Bali, Indonesia. He received his S.T degree in informatics engineering from Universitas Pembangunan Nasional "Veteran" Jogjakarta, Indonesia in 2006. He received his master's degree in informatics and computer engineering from the Electrical Engineering Department, Gadjah Mada University, Indonesia in 2008. Now he continues his doctor's degree at Institut Teknologi Sepuluh Nopember Surabaya. His research interests are biomedical, artificial intelligence, and machine learning.