Nikola Simić is a teaching assistant and researcher at the Faculty of Technical Sciences, University of Novi Sad, Republic of Serbia. He is a researcher at the EU-funded MARVEL (GA#957337) project and before that he was involved in several European and National projects in the areas of artificial intelligence and signal processing. He holds a PhD Degree in Electrical Engineering and Computing from the University of Niš, Republic of Serbia. His research interests include quantization theory and its application to various signal processing areas, such as image and speech signal processing. The research interests also include estimation and prediction theory, transform coding, pattern recognition, and machine learning.