Faculty members

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George Dimitrakopoulos
Professor

George Dimitrakopoulos is a Professor of Wireless Networks and Applications-Intelligent Transport Systems at the School of Digital Technology, department of Informatics and Telematics of Harokopio University of Athens (HUA) since 2010. He is also a research and development coordinator (external) at Infineon Technologies AG in Munich, Germany since 2018. He has been actively involved, for more than 20 years, in funded research and development programs in the field of wireless communications and information technology applications. In the past, he has worked as General Manager in a construction company and as a research engineer in Information and Communication Technologies (ICT) oriented companies. He is also active in start-ups in Greece and the USA. His research interests are focused on the design and development of algorithms for the optimization of communications networks, with emphasis on cognitive networks and non causal reasoning, applied on intelligent transport systems and automated driving. He is the author of three books and more than 210 scientific articles in international scientific journals and conferences. George Dimitrakopoulos holds a degree in electrical and computer engineering from the National Technical University of Athens-NTUA (2002) and a PhD from the University of Piraeus (2007). He is included among the top 2% scientists list worldwide , according to Stanford University rankings (2021, 2022, 2023).

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Eirini Liotou
Assistant Professor

Eirini Liotou is an Assistant Professor at the Department of Informatics and Telematics of Harokopio University of Athens since 2024. She holds a PhD degree from the Department of Informatics and Telecommunications at the National and Kapodistrian University of Athens. She obtained the MSc in Informatics and Telecommunications from the same university, the MSc in Communications and Signal Processing from the Imperial College of London, and the Diploma in Electrical and Computer Engineering from the National Technical University of Athens. She has worked as a Senior Software Engineer at Siemens Enterprise Communications in the R&D department. She has also worked as a Post-Doc researcher in the Department of Informatics and Telecommunications at the National and Kapodistrian University of Athens, and as a Scientific Project Manager for EU Research Projects at the Institute of Communications and Computer Systems (ICCS). She has authored more than 30 peer-reviewed publications, and she has participated in numerous research and development programs. She also serves as a Reviewer for EU projects (as an EC expert). Her main research interests revolve around 5G/6G mobile cellular networks, with a particular focus on Software-Defined Networking (SDN) And Quality of Experience (QoE).

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Mara Nikolaidou
Professor

Mara Nikolaidou is a Professor in the Department of Informatics and Telematics at Harokopio University of Athens. She also currently serves as the Rector of the University (since 2016). Her research interests include SoS engineering, system modeling and simulation, service-oriented architectures and BPM. Over the last years she actively participated in numerous research projects funded by national, European and international agencies on system engineering, service-oriented architectures, digital libraries and e-government. She is currently involved in research projects focusing on SoS engineering, the Internet of Things, Cyber-physical Systems and Smart Cities. She has published more than 200 papers in international journals and conferences and actively participates in the organization of international conferences in the area of software and systems engineering. She is a member of IEEE SMC society and Systems Council.

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Iraklis Varlamis
Professor

Iraklis Varlamis is a Professor in Data Management at Harokopio University of Athens and an external associate of GRNET S.A. He holds a PhD in Informatics from Athens University of Economics and Business, Greece and an MSc in Information Systems Engineering from UMIST, UK. He has been involved as a technical coordinator in a number of EU funded projects concerning knowledge management, data mining and Machine Learning. He has also co-ordinated several EU and National R&D projects concerning data management and personalized delivery of information. He has authored more than 170 articles concerning text and graph mining and intelligent applications in social networks and the web and received more than 2800 citations. In his recent collaboration with GRNET S.A. he has the technical lead of the architecture for the National Registry of Services.

Researchers

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Athanasios Anastasiou
Post Doc Researcher

Athanasios Anastasiou received his Bachelor degree in Electrical & Electronic Engineering from the University of Newcastle Upon Tyne, in 2005. In 2006, he received his M.Sc. degree in Digital Signal & Image Processing from the University of Central Lancashire. Likewise, in 2009 he obtained his second M.Sc. degree in Biomedical Engineering held by the University of Patras and the National Technical University of Athens (N.T.U.A.). In 2015 received his Ph.D from the National Technical University of Athens (N.T.U.A.). Since 2011, is member of NTUA’s Biomedical Engineering Laboratory. Since 2024 is a post-doctoral researcher in Harocopio University of Athens with the subject of AI-Enabled Tools and Methodologies for Hospital Transformation. His current research interests comprise bioinformatics, biosignal and image processing, decision support systems, children obesity and technologies for assisted living. He also has experience in integrating wireless technologies in health applications, such as Electronic Health Record Management tools and physical activity recognition using wireless sensors and mobile devices. Last but not least, he has long experience in designing, managing and implementing IT Solutions and Projects, as well as, in developing software products using a number of frameworks, technologies and tools.

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Ilias Panagiotopoulos
Post Doc Researcher

Dr. Ilias E. Panagiotopoulos holds a Dipl.-Ing. degree in Mechanical Engineering & Aeronautics (2002) and a Ph.D. in Aerospace – Aeronautics Engineering (2009) both from the Mechanical Engineering & Aeronautics Department, University of Patras, Greece. He also holds a Ph.D. in Informatics Science and Technology (2020) from the Informatics and Telematics Department, Harokopio University of Athens, Greece. His research interests lie in the areas of Intelligent Transportation Systems and Vehicle Automation Technology, as well as in the areas of Computational Ballistics and Aeronautics – Aerospace Engineering. He has published more than sixty (60) papers in scientific journals and conference proceedings, and one (1) academic book (as a co-author). He has been involved as a researcher in numerous European and National R&D projects. He is a member of the Technical Chamber of Greece (TCG).

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Elena Politi
PhD candidate

Elena Politi is a research associate and a Ph.D. candidate at the Department of informatics and Telematics of Harokopio University of Athens. She received her degree in Physics from the University of Athens, followed by a M.Sc. degree in Telecommunication Networks and Telematic Services from Harokopio University of Athens, Greece. Currently, she is pursuing her Ph.D. at Harokopio University with a focus on Intelligent and Autonomous Vehicles. Ms Politi has also worked as a Projects Funding and Delivery Manager within the Robotics and Cognitive Systems Unit at UBITECH Ltd. Her research interests focus on Autonomous and Intelligent vehicles, AI-enabled functionalities and algorithms, and swarm intelligence.

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Ioannis Vondikakis
PhD candidate

Ioannis Vondikakis is a research associate and a PhD candidate at the Department of informatics and Telematics of Harokopio University of Athens. He has received his bachelor’s degree in Electrical and Computer Engineering from the National Technical University of Athens (NTUA). Currently he is working towards his Ph.D. in the area of Federated Learning Techniques for Cross Domain Applications. He has been working in various relevant to the group (icsa.hua.gr) research activities of national and EU funded projects.

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Thalis Paktitis
PhD candidate

Thalis Paktitis received the bachelor's degree in Electrical and Computer Engineering from the University of Patras in 2020 and joined Harokopio University of Athens' Department of Informatics and Telematics' PhD program in 2023 with a working dissertation title of "Algorithms and Management Functionality for Green Electronic Components and Systems". In this context, he is currently participating in multiple national and EU-funded research projects. His research interests include green electronic components and systems, battery management systems and AI applications in the energy sector. Before joining the PhD program, he used to work at ENCO Ltd, a company specializing in environmental pollution measuring systems.

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Konstantina Karathanasopoulou
Research Associate

Konstantina Karathanasopoulou is a research associate where she is managing large scale R&D projects, at Harokopio University of Athens (HUA) - Greece, department of Informatics and Telematic since 2020. She is also an intern researcher at the Department of Research and Development Funding at Infineon Technologies A.G. (IFAG) in Germany since February 2024, where she dives into hands-on research experience on informatics, automated driving, and electronics. Furthermore, she contributes to R&D Proposals and Project management. She received her Bachelor's degree in Informatics and Telematics in 2022 and up to receiving her Master's in Digital Health and Analytics from the collaborative program offered by Harokopio University, University of Pireus, and Ionio University. Her research interests lie in the design and development of acceptance models, the creation of cognitive (knowledge-based) management algorithms for vehicular communication, and risk assessment research focused on highly autonomous vehicle technologies.

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Dimitrios Georgiadis
Research Associate

Dimitrios Georgiadis is a research associate contributing in large scale R&D projects at Harokopio University of Athens (HUA) in the Department of Informatics and Telematics since 2022. He holds his Bachelor’s Degree in Informatics and Telematics (2018-2022), currently studying for a Master’s in Computer Science and Information Technology from Harokopio University. He is in the process of writing his thesis in non-terrestrial networks. His research interests regard telecommunications, whether network architecture, signal processing or resource allocation, and also working on image processing models for single board units.

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Fenia Giannakopoulou
Research Associate

Foteini (Fenia) Giannakopoulou holds a bachelor’s degree from the department of Sociology at the Panteion University of Athens, while she is currently pursuing her master's degree in Gender, Society and Politics at the same University. Her research interests are developed around gender, body and sexuality and how these are intertwined to discourse and power. She has participated as a research associate in several national and European research projects.

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Despoina Mitsiogianni
Research Associate

Despoina Mitsiogianni is a researcher at the Department of Informatics and Telematics of Harokopio University of Athens, and she is a graduate of the same department (2019-2023). Her thesis focused on the acceptance of AI-enabled techniques for combating childhood obesity. She possesses excellent proficiency in English (C2 level) and a good command of French (A2 level). She has developed strong digital skills, including programming languages like HTML, C, JAVA, and PYTHON. Additionally, she has attended specialized Google seminars on topics such as cybersecurity and programming languages.

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Eleni Tsaousi
Research Associate

Eleni Tsaousi is a research associate at the Department of Informatics and Telematics of Harokopio University, in projects related to autonomous driving and data spaces in manufacturing. She has completed her studies in Informatics and Telematics at Harokopio University of Athens and has also done two internships. One involved data science and machine learning for the creation of a chatbot at the Athena Research Center, and the other focused on data analysis and the creation of ontologies and knowledge graphs at Infineon Technologies AG in Munich. Additionally, she is set to start her Master's studies in Data Science at University of Zurich in September.

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Yioula Lekka
Research Associate

Yioula Lekka is a research associate who holds a Bachelor's degree from the Athens University of Economics and Business and a Master's degree in Digital Health and Analytics from Harokopio University of Athens. With over 15 years of experience in both private and public sectors, she specializes in data analysis and project management. Her research focuses on health data analytics and the application of AI in healthcare.

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Christos Sardianos
Research Associate

Christos Sardianos is currently a Research Associate and Postdoctoral Researcher at the Department of Informatics and Telematics of the Harokopio University of Athens. He holds a Ph.D. in the field of Recommender Systems. He also holds an MSc in Informatics and Telematics in the area of Web Engineering (with Honors) and a BSc in Electronic Engineering. His main research topics of interest are related to Recommender Systems and their applications, Machine Learning, Data Mining, and Data Analysis and Management. He has authored more than 45 articles published in International peer-reviewed journals and conferences on Recommender Systems, Knowledge Mining, Machine Learning and Content Personalization, focusing in the field of energy saving and human-centric systems, and has received more than 1100 citations. He has extensive experience in European and International research projects mainly in knowledge management, data mining, machine learning, artificial intelligence and personalized recommendation systems, with applications in energy and transport (e.g. TEACHING (H2020), MASTER (H2020 - Marie Skłodowska-Curie Action), (EM)3 (Qatar National Funding), and Fortissimo (FP7)).

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Christos Chronis
Research Associate

Christos Chronis received a Bachelor of Science (B.Sc.) degree in informatics and telematics from the Harokopio University of Athens, where he is currently pursuing a Ph.D. degree with the Department of Informatics and Telematics. With a primary focus on recommendation systems utilizing reinforcement learning, he strives to optimize personalized user experiences. He has actively contributed to numerous EU projects, showcasing his expertise in machine learning, system architectures, autonomous vehicles, robotics, and the IoT. Through his dedication and passion, he has actively participated in multiple publications featured in international journals and conferences. Finally is the creator of the open technologies educational robot FOSSBot and actively contributes in many open-source projects.

Financial administrators

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Thekla Kafatari
Administrative Assistant

Thekla Kafatari is a graduate from the Business Administration at the University of Piraeus. She holds an MSc in Imformation System in Business Administration from Harokopio University. She has administratively managed numerous research funded projects, especially European (Accordion, Teaching, Collabs, Charity, Productive4.0, AfarCloud, Children First, Dione, Integra, Physics, Humaine, SC4EU, Soprano, AIMS5.0, A- IQ Ready, Ecomobility, Archimedes, EECONE, Hiconnets , etc), Greek – national ( NetPark, GlasSeas, AtmoMore, Hospaital , etc), International Funds (e.g. Quatar Funding EM3, EMC2, Embiot, E- TawFeer, etc) and Marie – Curie.

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Marina Lymperi
Administrative Assistant

Ms Marina Lymperi is a financial administrator at the Department of Informatics and Telematics of Harokopio University of Athens. She has a degree in accounting from ATEI Piraeus (2011) and has attended numerous seminars related to computerized accounting seminars. In the past she has worked in the financial management domain for large enterprises, whereas, since 2023, she manages the financial and administrative aspects of several large scale funded project, such as ARCHIMEDES, BIOSTREAMS, etc.

Intelligent Computer Systems and Applications
Harokopio University of Athens
info_icsa@hua.gr

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