Stergios Papazis received his B.Sc. and M.Sc. from the Department of Mathematics at the University of Ioannina in 2017 and 2020, respectively. He is currently pursuing an M.Sc. in Data and Computer Systems Engineering from the Department of Computer Science and Engineering at the University of Ioannina, specializing in Data Science and Engineering. His primary academic interests lie in Machine Learning and Computer Vision.

Angelos P. Giotis received his B.Sc. and M.Sc. degrees in Computer Science from the Department of Computer Science and Engineering, University of Ioannina, Greece in 2010 and 2012, respectively. He also received his Ph.D. from the same department in 2021. His MSc and Ph.D. theses focused on digital image processing techniques for handwritten document image keyword spotting (H-KWS). He is currently a post-doctoral researcher, also working as a Research Associate as well as an Adjunct Lecturer, at the Department of Computer Science and Engineering, University of Ioannina. He has worked as a Research Associate at the Institute of Informatics and Telecommunications of the National Center for Scientific Research “Demokritos” in Athens, Greece during 2014-2015. His research interests lie in Digital Image Analysis and Processing, Text Understanding, Pattern Recognition, Machine/Deep Learning while his research focuses on document indexing techniques for efficient content-based image retrieval as well as multi-object tracking techniques.

Christophoros Nikou received the diploma in electrical engineering from the Aristotle University of Thessaloniki, Greece, in 1994 and the DEA and Ph.D. degrees in image processing and computer vision from Louis Pasteur University, Strasbourg, France, in 1995 and 1999, respectively. He was a Senior Researcher with the Department of Informatics, Aristotle University of Thessaloniki in 2001. From 2002 to 2004, he was a Research Engineer and Project Manager with Compucon S.A., Thessaloniki, Greece. He was Lecturer (2004-2009), Assistant Professor (2009-2013), and Associate Professor (2013-2018) with the Department of Computer Science and Engineering, University of Ioannina, Ioannina, Greece, where he has been a Professor, since 2018. During the academic year 2015-2016 he has been a Visiting Associate Professor at the Department of Computer Science, University of Houston, USA. Prof. Nikou was the General Chair of IEEE International Conference on Image Processing 2018 (ICIP’18). Since 2019 he is a member of the Conferences Board of the Signal Processing Society of IEEE. He is also an Associate Editor for IEEE Transactions on Image Processing. His research interests mainly include computer vision, pattern recognition, image processing and analysis and their application to medical imaging. He is a member of EURASIP and an IEEE Senior Member.