Rajesh Kumar Muthu (Senior Member, IEEE and Chartered Engineer of IET, U.K) received the B.E. degree in electronics and communication engineering from the University of Madras, Chennai, India, in 2000, the M.E. degree in electrical drives and embedded control from the College of Engineering Guindy, Anna University, Chennai, in 2005, and the M.B.A. degree in systems from Alagappa University, Karaikudi, India, in 2008. Mr. Muthu received the Research Scholarships Award for his Ph.D. degree, Department of Computer and Information Sciences, Northumbria University, Newcastle upon Tyne, U.K., from 2010 to 2013. He was a Senior Research Assistant with the Department of Mathematics and Information Science, Northumbria University; Newcastle upon Tyne, U.K.. He received an e-COST Grant 2013 to participate in the 10th edition of the International Summer School on Biometrics, Alghero, Italy. He was awarded the VIT University SEED Grant 2019. He received a grant from the Royal Academy of Engineering, U.K. for his collaborative research project between U.K., from 2021 to 2023, and India. Mr. Muthu a Visiting Research Fellow at Glasgow Caledonian University, Glasgow, Scotland. Since 2000, he has been in teaching and research in India and U.K. At present, he is working as an Associate Professor at VIT University, Vellore, India. He has published an appreciable number of papers in referred International journals and IEEE conferences,book chapters and edited a book in IGI Global . His research group includes speech processing, biomedical signal, acoustic signal, image security, data analytic, perceptual hashing, pattern recognition, machine intelligence, and optimization technique.