Sotiropoulos Dionisios

Sotiropoulos Dionisios is an Assistant Professor at the Department of Informatics, University of Piraeus. His research focuses on bio-inspired computing and machine learning methodologies, with a specific emphasis on social media analysis. He has held postdoctoral positions at the Athens University of Economics and Business (Department of Management Science and Technology) and serves as a visiting researcher at the Norwich Business School, University of East Anglia. He is a member of the SocioMine research group.

• Education: PhD in Informatics (2011), University of Piraeus; BSc in Informatics (2003), University of Piraeus

His research spans Machine Learning, Data Mining, Evolutionary Computation, Signal Processing, and Intelligent Software Systems. Recent work explores hybrid AI architectures combining knowledge graphs and large language models for cultural analytics, boundary-aware classification, and transparent financial modeling using genetic programming.

His publications reveal trends in applying machine learning to social media analytics, healthcare diagnostics, cryptocurrency trading, and cultural domains like music and political speech. Key methodologies include LSTM networks, artificial immune systems, BERT models, and reinforcement learning.

As part of the SocioMine research group, he develops user modeling techniques for personalized recommendation systems and investigates opinion formation dynamics in social networks.