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Kalogeraki VanaView profile

Professor

• Distributed Systems
• Real-Time Systems
• Big Data Systems
• +8 more

Prof. Vana Kalogeraki is a Faculty Member at the Department of Informatics , Athens University of Economics and Business (AUEB) , and serves as the Dean of the School of Information Sciences and Technology and Director of the Computer Systems and Communications Laboratory . She has held academic positions at the University of California, Riverside and was a Research Scientist at Hewlett-Packard Labs . PhD: University of California, Santa Barbara M.S. & B.S.: University of Crete, Greece Her research focuses on Distributed and Real-Time Systems , Big Data Systems , Cloud Computing , Human-Centered Systems , and Crowdsourcing . She has published over 200 papers at top journals (IEEE TPDS, ACM TOS, etc.) and conferences (RTSS, DSN, ICDCS, VLDB, MDM), including co-authoring the OMG CORBA Dynamic Scheduling Standard . Her 2023-2025 publications address AI pipelines in serverless environments, edge computing for trauma detection via eye-tracking, and fairness in resource scheduling. She has received prestigious awards including an ERC Starting Grant , Best Paper Awards (DEBS 2017, IPDPS 2009), a Best Poster Award (EuroSys 2024), and multiple UC Research Awards . Her research is funded by the European Union (ARISTEIA, THALIS), NSF, and industry partners like SUN and Nokia. Advising Legacy : Supervised 10 PhD graduates (now at Google, Amazon, IBM, Apple) and over 60 MS/PhD committees Labs & Teams : Leads the Computer Systems and Communications Laboratory at AUEB, focusing on mobile human-centered systems and urban data analytics

• Computer Networks
• Wireless Communication
• Reconfigurable Intelligent Surfaces (RIS)
• +4 more

Christos Liaskos is an Assistant Professor at the Department of Computer Science and Engineering, University of Ioannina (UoI), Greece. He is also a researcher at the Foundation for Research and Technology-Hellas (FORTH). His expertise spans computer networks, wireless communication systems, and nanotechnology, with a focus on reconfigurable intelligent surfaces (RIS), metasurfaces, and their applications in 6G, IoT, and autonomous systems. He holds a PhD in Computer Networking from Aristotle University of Thessaloniki (AUTH) and has published extensively in IEEE venues. Education: Diploma in Electrical and Computer Engineering (AUTH, 2004) MSc in Medical Informatics (AUTH Medical School, 2008) PhD in Computer Networking (AUTH Informatics Department, 2014) Research Interests: Programmable wireless environments using software-defined metasurfaces RIS-assisted architectures for 5G/6G networks IoT and UAV communication systems Energy-efficient trajectory design for drones Beam steering and wavefront control in mmWave systems His recent work explores applications like RIS-based autonomous driving, optical wireless positioning, and fault-tolerant routing in metasurface networks. He contributes to open-source simulation frameworks (e.g., Cooperis) and collaborates on EU projects like VISORSURF, advancing the Internet-of-Materials concept.

Andrew N. LiaropoulosView profile

Associate Professor

• International Security
• Cybersecurity
• Intelligence Studies
• +4 more

Dr. Andrew N. Liaropoulos is an Associate Professor at the University of Piraeus, Department of International and European Studies, specializing in international security, cybersecurity, and strategic studies. He holds a Master's from Aberystwyth University and a Doctorate from Swansea University. His research focuses on intelligence reform, hybrid threats, European security, and cyber warfare. He has served as Director of the Laboratory of Intelligence and Cybersecurity (2015-2021) and currently sits on the Scientific Board of the Observatory on Hybrid Threats under Greece's Ministry of Digital Governance. He has held visiting scholar positions at the Center for European and North Atlantic Affairs (Slovakia) and National Chengchi University (Taiwan). His editorial roles include membership on the boards of the Journal of Information Warfare and Journal of European and American Intelligence Studies . Key interests include the intersection of technology and conflict, digital sovereignty, and strategic narratives in information warfare. His work spans geopolitical analyses of cyber threats, European defense strategy, and the evolving digital landscape's impact on global security. Recent contributions address AI in warfare, social media's role in conflict, and EU digital autonomy. His research bridges theoretical frameworks with practical policy implications, emphasizing human-centric cybersecurity approaches and institutional reform.

Konstantinos TsagarakisView profile

Professor

• Circular Economy
• Sustainability
• Environmental Economics
• +5 more

Konstantinos Tsagarakis is a Professor of 'Economics of Environmental Science and Technology' at the Department of Production Engineering and Management, Technical University of Crete. His work focuses on circular economy, sustainability, and environmental economics. He serves as Specialty Chief Editor in Frontiers in Sustainability , and holds editorial roles in Water Policy , Healthcare Analytics Journals , and others. Education: PhD in Public Health (University of Leeds, 1999), BS in Economics (University of Crete, 2002), Diploma in Civil Engineering (Democritus University of Thrace, 1995). Research interests include circular economy implementation, sustainable development, energy economics, and big data applications. He has published over 100 papers in refereed journals. Recent work explores LinkedIn data for analyzing sustainability trends, policy compliance, and industry practices. Key contributions include frameworks for evaluating corporate sustainability performance, environmental policy analysis, and integrating technology (e.g., AI, cloud computing) into sustainability strategies. He has edited special issues on circular economy, renewable energy, and smart manufacturing in journals like Renewable Energy and Big Data and Cognitive Computing . No specific grants or awards are listed, though his editorial roles and prolific publication record highlight significant academic influence. Labs/Teams: Active in the Department of Production Engineering and Management’s sustainability research groups, focusing on interdisciplinary projects linking economics, technology, and environmental policy.

• Fluid Dynamics
• Computational Fluid Dynamics
• Biofluids Flow
• +6 more

Vassilios Loukopoulos is a Professor at the Department of Physics, University of Patras, Greece. He has held academic positions including Lecturer (2007), Assistant Professor (2011), Associate Professor (2016), and Professor (2021). His research focuses on Fluid Dynamics, Computational Fluid Dynamics, and interdisciplinary applications in biofluids, nanofluids, and magnetohydrodynamics. Education: BSc, MSc, and PhD in Physics from the University of Patras (1993–2001) Research Interests: His work spans theoretical and numerical studies of fluid mechanics, with applications to cardiovascular flows, blood rheology, heat transfer enhancement using nanofluids, microfluidics, porous media, and high-performance computing. He has contributed to modeling MHD flows, biofluid dynamics, and computational methods for nonlinear PDEs. Publications & Collaborations: He has authored over 80 articles in top journals with 1040 citations. His collaborations include institutions like Max Planck Institute (Germany), KAUST (Saudi Arabia), EPFL (Switzerland), and the Institute of Chemical Engineering Sciences (Greece). Recent work highlights meshless numerical methods for fluid dynamics and biomedical applications. Scientific Contributions: He serves as a referee for 28 international journals and is on the editorial board of Mathematical Problems in Engineering . He has participated in 5 European/national research projects and authored 5 academic books.

Konstantin KaragiannisView profile

Assistant Professor

• Civil Law
• Banking Law
• Energy Law
• +6 more

Konstantin Karagiannis is an Assistant Professor of Civil Law at the Law School of the National and Kapodistrian University of Athens since 2017, previously serving as a Lecturer there since 2008. He teaches courses in Banking Law, Tort Liability, Energy Law, and Intellectual Property Law at both undergraduate and postgraduate levels. Education: PhD in Civil Law (2001, National and Kapodistrian University of Athens) Postgraduate Degree in Civil Law (1997) Law Degree (1993) Research Interests: Focuses on civil law methodologies, banking transactions, energy law contractual relationships, tort liability in financial sectors, and data protection compliance in financial institutions. His work bridges theoretical legal analysis with practical applications in banking regulations and consumer rights. Professional Experience: Practicing attorney since 1995, senior associate in a major Athens law firm (2002–2008), co-founder of a medium-sized firm (2008–2017), and currently founder/CEO of KC Law Firm specializing in civil/commercial law, energy law, and arbitration (ICC/LCIA/GCPC). Active as an arbitrator in energy sector disputes. Publications: Authored three books including Law of Banking Transactions (2019) and multiple articles on financial law, civil liability, and legal methodology. His 2010 commentary on consumer financial services protection was influential in shaping Supreme Court rulings. Affiliations: Member of Greek Society of Civil Law Experts (since 2001) Member of Greek Society of Banking & Capital Markets Law (since 2006) Arbitrator registered with Energy Regulatory Authority and German-Greek Chamber of Commerce

Garofalakis MinosView profile

Professor

• Database Systems
• Data Streams
• Big Data Analytics
• +7 more

Minos Garofalakis is a Professor of Computer Science at the School of Electrical and Computer Engineering (ECE) of the Technical University of Crete (TUC), where he directs the Software Technology and Network Applications Laboratory (SoftNet). He is also the Director of the Information Management Systems Institute (IMSI) at the Athena Research and Innovation Centre in Athens. Previously, he held roles at Yahoo! Research, Intel Research Berkeley, and Bell Laboratories, and was an Adjunct Associate Professor at UC Berkeley. Education: He earned a BSc in Computer Engineering from the University of Patras (1992), followed by MSc (1994) and PhD (1998) in Computer Science from the University of Wisconsin-Madison. Research Interests: His work focuses on Big Data analytics , including database systems, data streams, approximate query processing, probabilistic databases, and secure/private data analytics. Key areas include distributed stream processing, data synopses, and machine learning applications. He has authored over 150 papers and holds 29 patents, with an h-index of 63 and 13,500+ citations. Recent Work Trends: His recent articles emphasize scalable stream analytics (e.g., OmniSketch), privacy-preserving techniques, and distributed event processing. He explores challenges in handling high-velocity data streams, uncertainty in databases, and real-world applications like healthcare analytics. Scientific Awards: ACM Fellow (2018), IEEE Fellow (2017), TUC Excellence Award (2015), and multiple patents from Bell Labs/Yahoo/AT&T. Advising & Grants: He led EU projects such as FERARI, LEADS, and The Human Brain Project. His lab, SoftNet, develops tools for extreme-scale analytics and declarative networking. Current work includes interactive cross-platform analytics (Infore) and AI-driven medical data systems. Labs/Teams: Director of SoftNet Lab and IMSI. Collaborates with industry partners on distributed systems and privacy-preserving technologies.

• Cybersecurity
• Privacy and Data Protection
• Cloud Computing Security
• +6 more

Stefanos Gritzalis is a Professor of Information and Communication Systems Security at the University of Piraeus, Greece (2019+), leading the Lab. of Systems Security. Previously, he served as Rector of the University of the Aegean (2014-2018) and held academic roles at the University of the Aegean, including Professor and Head of the Department of Information and Communication Systems Engineering. His expertise spans cybersecurity, privacy, and regulatory compliance, particularly in cloud computing and IoT. He is a member of the Hellenic Authority for Communication Security and Privacy and the National Commission for Human Rights (2024+). Education includes a BSc in Physics, MSc in Electronic Automation, and PhD in Information and Communications Security from the University of Athens. His research focuses on cybersecurity, privacy preservation, and GDPR compliance, with over 336 publications, including 14 books and 37 chapters. He has an h-index of 55 and is ranked in the top 2% of global ICT researchers (Elsevier, 2024). He serves as Area Editor for IEEE Communications Surveys and Tutorials , and has edited 35 journals. He has supervised 17 PhD theses and over 150 Master’s and 300 BSc theses. His work includes designing privacy-aware systems and frameworks for cloud forensics, with grants exceeding €6 million. He advises on EU-funded projects and evaluates proposals for global research bodies like the ERC and Swiss National Science Foundation. His contributions to policy include co-creating Greece’s Open Government Partnership National Action Plan and advising on digital transformation strategies. He promotes cybersecurity education through gamification and has published on privacy literacy initiatives.

• Information Processing over Networks
• Adaptive Signal Processing & Learning
• Statistical Learning
• +4 more

Berberidis Kostas is a Professor at the University of Patras, Department of Computer Engineering and Informatics. His academic work focuses on Information Processing over Networks , Adaptive Signal Processing , and Wireless Communications . He is affiliated with the Division of Hardware and Computer Architecture. Specialized in Statistical Learning and Distributed Information Processing Contributed to advancements in Signal Processing for Communications and Array Signal Processing Notable research areas include: Adaptive and distributed learning algorithms Wireless channel equalization and relaying Hyperspectral and biomedical image processing Resource allocation with security constraints Recent publications cover topics like blind hyperspectral unmixing , secure resource allocation , and FIR filter optimization , reflecting his interdisciplinary focus on signal processing, communications, and computational imaging.

Xenakis ChristosView profile

Professor

• Systems Security
• Network Security
• IoT Security
• +3 more

Prof. Christos Xenakis is a Professor at the Department of Digital Systems within the University of Piraeus , where he has served since 2007. He holds a Ph.D. in Informatics (2004) and M.Sc. in Informatics and Telecommunications (1996) from the University of Athens , following his undergraduate studies in Informatics (1993). As a key member of the Systems Security Laboratory , he directs the postgraduate program Security of Digital Systems and leads numerous high-impact projects, including CUREX , SealedGRID , INCOGNITO , and SECONDO (all funded by the European Commission under H2020), while also coordinating the ReCRED program and managing the UINFC2 project for DGHOME/ISEC. Active participant in over 30 European and national research programs Leader of the Greek National Cyber Security Team and member of the European Cybersecurity Challenge Steering Committee Editorial board member for journals: Computers & Security , Computer Communications , and IET Information Security His research spans systems, networks, and application security , with a focus on IoT security , blockchain applications , smart grid security , and trust management . His work includes over 90 publications and leadership in projects addressing cyber-insurance , edge computing , and 6G security . Recent publications highlight trends in federated architectures , adversarial machine learning , and decentralized identity management .

Deligiannakis AntoniosView profile

Professor

• Databases
• Sensor Networks
• Online Analytical Processing (OLAP)
• +6 more

Antonios Deligiannakis is a Professor at the Department of Electronic and Computer Engineering, Technical University of Crete. His research focuses on databases, sensor networks, online analytical processing (OLAP), approximate query processing, and distributed systems. He holds a Ph.D. in Computer Science from the University of Maryland (2005), an M.Sc. from the same institution (2001), and a Diploma in Electrical & Computer Engineering from the National Technical University of Athens (1999). His career includes postdoctoral work at the University of Athens (2006–2007), a lecturer position there (2007), and an internship at AT&T Labs-Research (2003). He leads the Software Technology and Network Applications Laboratory , contributing to projects like extreme-scale analytics platforms (INFORE) and federated learning systems. Research areas span IoT workflow optimization, communication-efficient distributed learning, and real-time maritime event detection. His work emphasizes scalability, efficiency, and practical implementations for big data challenges. Courses taught include Structured Programming . Notable contributions include DAG* algorithms for IoT workflows, federated learning frameworks, and systems for proactive streaming analytics at scale. He has pioneered methods for outlier detection in sensor networks and efficient query processing over distributed streams.

• Biomedical Engineering
• Biomedical Signal Processing
• Entropy Analysis
• +7 more

Georgios Manis is an Associate Professor in the Department of Computer Science and Engineering at the School of Engineering, University of Ioannina, Greece. He holds a PhD from the National Technical University of Athens and has been a faculty member at the University of Ioannina since 2002, progressing from Lecturer to Associate Professor in 2018. He has also served as temporary teaching staff at the University of Patras, University of Crete, and University of Ioannina in the late 1990s and early 2000s. Education: B.Sc. in Computer Engineering (Diploma), National Technical University of Athens (NTUA), 1987–1992 MSc in Advanced Methods in Computer Science (Distributed and Parallel Systems), Queen Mary, University of London, 1992–1993 PhD in Computer Engineering, NTUA, School of Electrical and Computer Engineering, 1993–1997 His research interests lie at the intersection of Biomedical Engineering and Computing Systems , with a strong emphasis on Biomedical Signal Processing , Entropy Analysis , and Machine Learning . He has pioneered work in Bubble Entropy —a parameter-free entropy measure—and developed fast algorithms for entropy computation. His work also extends to compiler design and parallel computing, particularly in the automatic parallelization of recursive functions and loops. The trends in his recent publications reflect a dual focus: (1) biomedical applications involving entropy, heart rate analysis, and disease diagnosis using machine learning (especially Random Forests and SVMs), and (2) high-performance computing, including parallelization techniques and compiler optimizations for multi-core and SVP architectures. His research is highly interdisciplinary, combining signal processing, algorithm design, and clinical applications. Scientific Leadership and Recognition: Guest Editor, Special Issue on “Entropy in Biomedical Engineering”, Entropy (MDPI) Member of the IPAN Laboratory, University of Ioannina Active contributor to IEEE, Elsevier, and MDPI journals He has supervised several graduate students and is involved in funded research projects such as Palimpsest and Homore , focusing on smart systems for cultural interaction and elderly monitoring. His advising contributions are evident in co-authored papers with students like Evanthia Tripoliti and Aristeidis Mastoras. He teaches both undergraduate and postgraduate courses, including Compilers I/II and Biomedical Data Analysis . Laboratories and Teams: He is a member of the IPAN lab at the University of Ioannina, which supports interdisciplinary research in informatics and biomedical applications. His collaborative network includes researchers from Greece and abroad, particularly in the fields of biomedical signal analysis and entropy-based methods.

• Information Retrieval
• Databases
• Data Mining
• +2 more

Arapatzis Avgerinos is a Professor at the Department of Computer Science & Information Technology within the Polytechnic School of the University of Thessaloniki , where he has been a faculty member since November 2009. His work bridges theoretical and applied research in information retrieval and data science. Education: BSc in Computer Engineering & Informatics, University of Patras (1996) PhD, Radboud University, Netherlands (2001) Research Interests: A specialist in Information Retrieval , Data Mining , and Natural Language Processing , his work spans Databases , Search Engine Privacy , Sentiment Analysis , and Contextual Suggestion Systems . His research integrates machine learning with domain-specific challenges in environmental science, cybersecurity, and business intelligence. Scientific Contributions: His publications (over 85 as of 2020) focus on hybrid retrieval methods, social media analysis, and privacy-enhanced systems. Recent work includes advancements in federated learning, climate change discourse analysis, and keystroke dynamics applications. Projects: He has participated in EU Horizon 2020 projects like ODYSSEA and FP7 initiatives such as CARRE, contributing to interdisciplinary research in medical informatics and environmental monitoring.

Georgios SyrakoulisView profile

Professor

• Complex Electronic Systems
• Memristors and Nanoelectronic Devices
• Cellular Automata
• +5 more

Georgios Syrakoulis serves as a full Professor at Democritus University of Thrace's School of Engineering, Department of Electrical and Computer Engineering since 2018 (appointed faculty member since 2008). He concurrently holds a visiting researcher/Professor position at UWE, UK since 2014 and maintains active industry collaborations through prior founding roles at Ulysses O.E. (1999-2002). His educational background includes a Diploma (1996) and Ph.D. (2001) in Electrical and Computer Engineering from Democritus University of Thrace. His research spans complex electronic systems , with specialized focus on memristive nanodevices, cellular automata theory, neuromorphic computing architectures, and bioinspired computational models. His work bridges theoretical frameworks with practical implementations in nanoelectronics and unconventional computing paradigms. Recent publications reveal a concentrated research trajectory in memristor-based neuromorphic and quantum computing systems , with significant contributions to modeling dynamic behavior of TaO memristors, developing virtual physarum-based computing labs, and establishing foundational frameworks for memristive networks. His scholarly output demonstrates consistent emphasis on bridging nanoscale device physics with computational architecture design. Professor Syrakoulis has supervised 11 Ph.D. dissertations, 22 Master's theses, and 75 undergraduate projects, with several receiving departmental and international awards. He has coordinated over 30 research programs funded by the EU, GSRT, HFRI, and private entities, including Wave-Based Memristive Devices (2020-2022), 1D1M Crossbar Architecture (2019-2021), and Synthesis and Performance Optimization of a Switching Nano-Crossbar Computer (2015-2019). As leader of the Electronics Laboratory, he directs research in nanoelectronic devices, memristive circuits, and unconventional computing architectures. His team maintains active collaborations through initiatives like Greek-Russian bilateral projects on quantum computing and EU-funded NANOxCOMP. He has organized international conferences including NANOARCH 2019 and PACET 2017, while presenting as invited speaker at over 30 international venues in the past five years.

Georgios KargasView profile

Professor

• Soil Physics
• Irrigation Engineering
• Hydrodynamics of Porous Media
• +4 more

Georgios Kargas serves as a Professor in the Department of Water Resources Management within the School of Environment and Agricultural Engineering at the Agricultural University of Athens (AUA). His academic profile centers on advanced irrigation engineering, soil physics, and hydrodynamics of porous media, with particular expertise in drainage system design, soil salinity assessment, and sensor-based soil moisture monitoring. His research interests focus on hydrodynamic characteristics of porous media , precision irrigation systems , and soil-water-electrical conductivity relationships . Current work emphasizes developing novel infiltration equations for furrow irrigation, validating low-cost sensor platforms for soil monitoring, and creating EU-wide soil salinity mapping frameworks using machine learning. His experimental approach bridges laboratory measurements with field applications, particularly in Mediterranean agricultural contexts. Analysis of his 15 most recent publications (2023-2025) reveals dominant trends in sensor technology validation (TEROS/WET sensors), advanced infiltration modeling consistent with Philip theory, and large-scale soil salinity mapping using EU databases. Key subfields include subsurface drainage equation development, LoRa-based monitoring systems, and electrical conductivity compensation methods for dielectric sensors. Professional contributions include editorial review work for Sensors (2021), Water (2016), and Sustainability (2017) journals, though no specific scientific awards are documented in available sources. Teaching responsibilities encompass core undergraduate and postgraduate courses including Hydrodynamic Characteristics of Porous Media , Special Topics in Soil Physics , and Irrigation-Drainage Systems Design , with consistent focus on Water Resources Management specialization. His instructional approach integrates theoretical principles with practical system design applications across 8th-9th semester curricula.