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Athanasios D. PanagopoulosView profile

Professor

• Communications
• Wireless Communications
• Radio Communications
• +9 more

Athanasios D. Panagopoulos is a Full Professor at the School of Electrical and Computer Engineering, National Technical University of Athens (NTUA), specializing in Satellite & Space Communications , Antennas and Propagation , and Quantum Communication . He leads the Division of Information Transmission Systems and Material Technology, with a focus on wireless systems, machine learning, and 5G/6G technologies. Born in Athens (1975), received summa cum laude Diploma and Dr. Engineering from NTUA (1997, 2002). Former roles: part-time Assistant Professor (2003-2007), head of Satellite Division at Hellenic Authority for Information Security (2005-2008). Research Trends emphasize Quantum Key Distribution (QKD) , Reconfigurable Intelligent Surfaces , and Deep Learning Applications in satellite networks. His work bridges atmospheric propagation effects with terrestrial-satellite convergence , including AI-driven excess attenuation prediction and UAV channel modeling. Scientific Awards include URSI General Assembly Young Scientist Award (2002, 2005) Best Paper Awards: IEEE RAWCON 2006, IEEE ISWCS 2015 Grants & Collaborations : Principal Investigator for EU/ESA R&D programs, with editorial roles at IEEE Transactions on Antennas and Propagation, and Elsevier Physical Communication. Member of ITU-R , ETSI Study Groups , and IEEE (Senior) .

Papadopoulou MariaView profile

Professor

• Literacies and language education
• Multimodal literacy
• Refugee education
• +4 more

Professor Maria Papadopoulou is a faculty member in the Department of Language and History at the School of Early Childhood Education, Aristotle University of Thessaloniki. Her expertise spans literacies, multilingual education, refugee integration, and multimodal communication. She has held roles in curriculum development, teacher training, and policy analysis, focusing on inclusive practices for marginalized groups. Education & Professional Background: Established career in early childhood and language education with a focus on refugee and multilingual contexts. Administrative Roles: Contributed to academic governance and international conferences, including the Hellenic Semiotics Society. Her research emphasizes critical literacy, digital tools in education, and refugee education policy. Key projects include interventions for noise awareness in preschools and studies on Roma literacy practices. She has collaborated with NGOs and policymakers to bridge theory and practice in multicultural education settings. Publications span over 30 years, addressing topics like semiotics in advertising, multimodal texts, and task-based language teaching. Her work highlights the interplay between cultural context, technology, and pedagogy to foster inclusive learning environments.

Styliaras GeorgosView profile

Associate Professor

• Multimedia Systems
• Cultural Technology
• Spatial Hypermedia
• +3 more

Georgios Styliaras serves as an Associate Professor in the Department of Computer Engineering and Informatics at the University of Patras, where he teaches Informatics I and II courses. His office is located in the Old Building on the 1st floor at G. Seferi 2, with regular office hours Tuesday-Wednesday from 12:00-14:00. His research focuses on Multimedia Systems , Cultural Technology , and Spatial Hypermedia , with particular emphasis on applications in cultural heritage environments. His work bridges computer science with cultural preservation, creating innovative solutions for museums and educational contexts. Analysis of his publication record from 2009-2013 reveals a strong trajectory toward mobile applications for cultural heritage sites, with increasing focus on smartphone-based multimedia services. His research consistently addresses security, trustworthiness, and user experience in digital cultural environments, demonstrating both technical expertise and cultural sensitivity. His scientific contributions include collaborations with researchers like Dimitrios Koukopoulos across multiple publications in journals such as Journal of Educational Multimedia and Hypermedia, Journal of Cultural Heritage, and Electronic Commerce Research.

John PaparrizosView profile

Assistant Professor

• Databases
• Data Science
• Machine Learning
• +5 more

John Paparrizos is an Assistant Professor of Computer Science and Engineering at The Ohio State University's College of Engineering, where he directs The DATUM Lab (Data Analytics, Understanding, Mining, and Management Lab). He maintains an adjunct affiliation with the School of Informatics at Aristotle University of Thessaloniki. His research spans databases, data science, machine learning, and artificial intelligence , with focus areas including: Time-series analysis (clustering, anomaly detection) Scalable data mining for structured/unstructured data Adaptive algorithms for resource-constrained environments Foundational technologies for data-intensive applications His work addresses real-world challenges across relational, time-series, multimedia, text, graph, web, and IoT data domains. Notable recognition includes: 2025 ACM SIGMOD Test-of-Time Award for k-Shape time-series clustering 2023 IEEE TCDE Rising Star Award ACM SIGMOD Research Highlight Award NetApp Faculty Award His research has been featured in New York Times (front page), Washington Post , Forbes , and adopted by Fortune 500 companies (Exelon, Nokia) and the European Space Agency. He actively serves on program committees for premier conferences including ACM SIGMOD, VLDB, IEEE ICDE, ACM SIGKDD, and NeurIPS. His open-source tools have exceeded 100,000 downloads and are integrated into academic curricula at Brown, Columbia, Purdue, and University of Chicago.

• Service-Oriented Architectures
• Cloud Computing
• Data Management
• +7 more

Professor Kyriazis Dimosthenis holds a faculty position at the Department of Digital Systems, University of Piraeus. He earned his diploma in Electrical & Computer Engineering from the National Technical University of Athens (2001) and a cross-disciplinary MSc in Techno-Economic Systems (2004). His academic rank is Professor specializing in service-oriented architectures with a focus on quality of service and workflow management. He has led European projects like BigDataStack, CrowdHEALTH, and CYBELE, addressing challenges in cloud computing, edge computing, and AI-driven solutions for healthcare, finance, and industrial sectors. His research emphasizes resilient service-oriented systems, AI explainability, and human-centric digital transformation. Notable contributions include frameworks for dynamic resource allocation in hybrid cloud/edge environments, AI applications for maritime safety, and data governance solutions for cross-sector integration. He coordinates initiatives such as the Future Internet Architecture Board and Cloud QoS&SLAs, driving advancements in federated data marketplaces and sustainable computing practices. His recent work explores Large Language Model (LLM) applications in financial decision-making, conversational AI for MLOps, and neurosymbolic systems for defect detection. He also investigates XAI methodologies, including VirtualXAI, which leverages GPT-generated personas for explainability assessment. His projects often bridge technical innovation with societal impact, such as the iHELP platform for holistic health records and SmartCHANGE for behavioral change strategies in youth health. Key themes in his publications include bias mitigation in machine learning, dynamic deployment prediction in hybrid cloud settings, and energy-efficient data spaces for mobility. He has contributed to standards like the H2020-funded IRMOS and 5GTANGO, emphasizing interoperability and fault-tolerant architectures. His work frequently intersects with EU policy frameworks, particularly in data governance and ethical AI implementation.

• Audio Signal Processing
• Music Information Retrieval
• Natural Language Processing (NLP)
• +3 more

Panagiotis G. Zervas is an Associate Professor at the Department of Electrical and Computer Engineering, University of Peloponnese (since 2020). His expertise spans audio signal processing, music information retrieval, and natural language processing for knowledge extraction. He teaches courses including Signals & Systems, Digital Signal Processing, and Machine Learning. His research focuses on AI-driven applications in sound analysis, music feature extraction, and multimodal information processing. Education: PhD (2007) in Electrical Engineering from the University of Patras, specializing in Greek prosody modeling for text-to-speech systems. Previous roles include Assistant Professorships at Hellenic Mediterranean University (2015–2020) and Technical Educational Institute of Crete (2008–2015). Research Interests: Natural Language Processing (NLP) for text analysis and large language models (LLMs) Audio signal processing, voice analysis, and embedded systems AI applications in job market analytics and skills frameworks Machine learning for music information retrieval Notable Projects: Principal Investigator in EU projects EU-ALMPO (2025–), Train4Blue (2025–), GROWTH4BLUE (2024–), and MICROIDEA (2024–) World Bank consultant (2023–) for AI-driven employment systems in Greece and Pacific Islands Publications in journals like 'Acoustics' and conferences like WAC 2022 and Forum Acusticum 2023 Office: Building K, Office K2.07 | Contact: pzervas@uop.gr

• Robotics
• Autonomous Systems
• Motion Planning
• +3 more

Elias Xidias is an Assistant Professor at the Department of Product & Systems Design Engineering, University of the Aegean. His academic focus is on Motion Planning of Autonomous Moving Units . He holds a Ph.D. in Robotics from the University of Patras and has worked as a Research Engineer in the Robotics Intelligent Transportation Systems (RITS) team at INRIA de Paris. His research interests span Robotic Logistics , Intelligent Transportation Systems , and Human-Robot Collaboration , aiming to enhance automation in manufacturing and transportation through advanced algorithms and autonomous systems. Education : Ph.D. in Robotics, University of Patras (2009) M.Sc./B.Sc. in Mathematics, University of Patras (2003) Research Interests : Xidias' work focuses on optimizing autonomous systems in dynamic environments, including path planning for car-like robots, energy-efficient task scheduling, and collaborative robotics. He explores applications in warehouse automation, maritime navigation, and multi-robot coordination. His methodologies often integrate fuzzy logic, genetic algorithms, and probabilistic models to tackle real-world challenges in logistics and manufacturing. Key Contributions : Developed algorithms for AGV routing and motion planning in flexible manufacturing systems. Advanced real-time autonomous navigation techniques for maritime and aerial vehicles. Pioneered the Aegean Ro-Boat Race , fostering innovation in marine robotics. Grants & Collaborations : Xidias has collaborated with institutions like INRIA Paris and contributed to projects such as the RITS team. His work bridges academia and industry, addressing challenges in smart logistics and autonomous systems. Labs & Teams : Associated with the Robotics & Intelligent Transportation Systems research groups, focusing on applied robotics solutions for industrial and urban environments.

• Service-Oriented Architectures
• Data Management
• Cloud Computing
• +5 more

Dimosthenis Kyriazis is a Professor at the University of Piraeus, affiliated with the Research Center. He currently teaches courses such as C Programming, e-Business, and Information Systems. His research focuses on service-oriented architectures, cloud/edge computing, data management, and healthcare informatics. Kyriazis holds a PhD from the National Technical University of Athens (NTUA) and has contributed to EU-funded projects like BigDataStack and CrowdHEALTH, addressing quality of service, workflow management, and IoT applications. He leads research on data management in cloud/edge environments, socially-enhanced IoT management, and big data applications in sectors like finance and e-health. His expertise spans distributed systems, software engineering, and interdisciplinary collaborations with industries and academia. He has participated in EU working groups on Future Internet Architecture and Cloud QoS&SLAs. Kyriazis actively seeks interns and collaborates on initiatives like AI-driven healthcare platforms (iHELP) and sustainable computing practices. His work emphasizes human-centric AI, data interoperability, and ethical AI frameworks such as AI4Gov for transparent governance. Education: Diploma in Electrical and Computer Engineering (NTUA, 2001), MSc in Techno-economics (NTUA/University of Athens/University of Piraeus, 2004), PhD in Service-Oriented Architectures (NTUA, 2007). Key research areas include federated data marketplaces (FAME), healthcare data integration (holistic health records), and AI applications in finance (DeepVaR). His publications address topics like explainable AI (XAI), defect detection in manufacturing, and environmental risk correlation with health. Grants and collaborations involve coordinating EU projects targeting data governance frameworks, energy-efficient mobility data spaces (Mobispaces), and AI for policy-making (e.g., OECD AI policy analysis). His contributions bridge technical innovation with societal impact through sustainable computing and ethical AI practices.

Christos AntonopoulosView profile

Associate Professor

• Wireless Networks
• Network Communication Protocols
• Embedded Software
• +6 more

Dr. Christos Antonopoulos is an Associate Professor at the Department of Electrical and Computer Engineering, University of Patras. He holds a Diploma and PhD in Electrical Engineering from the University of Patras (2002, 2008) and has participated in over 16 European research projects (FP5, FP6, FP7, Horizon 2020) and 6 national projects. Research Interests: Wireless Networks Cyberphysical Systems Embedded Software Architecture Internet of Things Cross-Layer Protocols Sensor Networks Technical Expertise: His work involves network simulation, power optimization, and reconfigurable computing. He has published >100 journal/conference papers and 13 book chapters with over 1000 citations.

Doitsidis EleftheriosView profile

Associate Professor

• Multirobot Systems
• Autonomous Vehicles
• Control Systems
• +5 more

Dr. Eleftherios Doitsidis is an Associate Professor at the School of Production Engineering & Management of the Technical University of Crete (TUC) and a member of the Intelligent Systems & Robotics Laboratory. Previously, he served as faculty at the Department of Electronic Engineering at Hellenic Mediterranean University. His expertise spans multirobot systems, autonomous vehicle control, and computational intelligence. He holds a robust record of EU and national research project involvement. Research Interests: Specializes in multirobot team coordination, autonomous navigation systems for UAVs/AUVs, control systems design, and computational intelligence applications. Recent work focuses on energy-efficient path-planning for swarms, educational robotics frameworks like HYDRA, and digital twin integration in autonomous systems. Publications Trends: His 150+ publications address cutting-edge topics including: Autonomous vehicle control architectures Modular robotics for STEM education Optimization algorithms for multirobot systems Energy efficiency in manufacturing systems Advising & Projects: Lead researcher on numerous funded projects involving UAV/AUV missions, swarm robotics, and educational technology. Active in collaborative research with institutions like the University of South Florida. Labs & Groups: Leads the Intelligent Systems & Robotics Lab at TUC, developing advanced robotic platforms and educational tools. Maintains an open-access research portal at doitsidis.tuc.gr .

Maria HatzigianniView profile

Assistant Professor

• Early Childhood Education
• Educational Technology
• Digital Literacy in Early Years
• +5 more

Maria Hatzigianni is an Assistant Professor at the University of West Attica with an honorary position at the University of Melbourne. Boasting over 13 years of early childhood teaching experience across Greece and Australia plus 7+ years in academia, she specializes in digital technology integration for children birth to 8 years. Her academic foundation includes: PhD from the University of Melbourne (full scholarship), researching technology's impact on children's self-esteem Masters in ICT in Education from National and Kapodistrian University of Athens (National Scholarship) Bachelor's in Early Childhood Education from National and Kapodistrian University of Athens Hatzigianni's research critically examines technology's intersection with creativity, play, and social-emotional development using mixed methodologies. She actively collaborates with children, teachers, and parents across cultural contexts, with current projects addressing touchscreen usage by infants, STEAM integration, makerspaces, and virtual reality applications. Her work emphasizes teacher professional development in digital competencies, grounded in critical/postmodern ecological frameworks. Publication analysis reveals consistent cross-cultural investigations (Greece, Australia, China) into technology-enhanced learning environments, quality improvement systems in ECEC, and innovative pedagogies like 3D printing. She consistently addresses how digital tools can enhance early learning while navigating implementation challenges across diverse educational settings. Though no specific scientific awards beyond her educational scholarships are documented, Hatzigianni actively contributes to early childhood organizations. Her research collaborations include quality improvement studies with Professor Linda Harrison and makerspace/STEAM projects with Professor Matt Bower. Current research initiatives demonstrate her global impact: Touchscreen beliefs study (birth to three) Australian quality improvement systems STEAM curriculum embedding Makerspace pedagogies with 3D printing VR applications in teacher education Google Suite implementation for preservice teachers These projects highlight her commitment to evidence-based technology integration in early childhood education worldwide.

Christos TryfonopoulosView profile

Associate Professor

• Information Retrieval
• Information Filtering
• Personal Information Management
• +20 more

Christos Tryfonopoulos is an Associate Professor and Head of the Department of Informatics & Telecommunications at the University of the Peloponnese, where he leads the Software and Database Systems (SoDa) Lab. His academic career spans prestigious institutions including the Max-Planck Institute for Informatics in Germany, where he led the P2P and Information Management research area from 2006-2009, and the Technical University of Crete, where he completed his PhD and MSc degrees. His research interests focus on information management, distributed systems, digital libraries, and data/user anonymity. His work bridges theoretical foundations with practical applications across diverse domains including environmental monitoring, cybersecurity, cultural heritage, and medical informatics. He has developed innovative frameworks for pollution prediction, cyber-threat intelligence, and academic expertise mapping that demonstrate the interdisciplinary nature of his research. Professor Tryfonopoulos has published over 80 papers in top-tier journals and conferences including TOIS, TKDE, SIGIR, and SIGMOD. His recent work shows a strong trend toward applying machine learning techniques to information management problems, with publications spanning environmental science, cybersecurity, and bibliometrics. His research group has developed several significant tools including VeTo+ for expert set expansion, inTIME for cyber-threat intelligence, and Hydria for cultural heritage analytics. Candidate for best research paper in ESWC 2016 conference Honorable mention for best poster (3rd place) in ESWC 2012 conference Award as Distinguished Scientist Excelling in Research Abroad (2008) Best student paper award in ECDL 2005 conference Heraclitus PhD fellowship from Greek Ministry of Education (2002-2005) National Scholarship Foundation of Greece (IKY) scholarship (1998) Professor Tryfonopoulos has supervised 5 PhD students (3 in progress), 19 MSc students, and 31 BSc students. He has led or participated in 13 competitive EU and national research projects including ENIRISST+ for shipping and transport infrastructure, WeCare for student support structures, and FORESIGHT for cybersecurity simulation. His current research focuses on intelligent infrastructure for transportation logistics, cyber-threat intelligence systems, and educational technologies for data science.

• Expert Systems
• Ontologies
• Knowledge Management
• +5 more

Georgios Vouros is a Professor at the Department of Digital Systems within the School of Information and Communication Technologies at the University of Piraeus. He previously served as a professor at the Department of Information and Communication Systems Engineering of the University of the Aegean (1998-2011), where he was department president for five years (2000-2005) and later dean of the School of Sciences (2006-2010). He currently directs the Artificial Intelligence Laboratory and the Inter-Institutional Master's Degree in Artificial Intelligence. Dr. Vouros holds a degree in Mathematics and a PhD in Artificial Intelligence from the National and Kapodistrian University of Athens. His research spans theoretical and applied artificial intelligence with emphasis on knowledge representation systems. His work integrates cognitive modeling with practical AI applications, particularly in multi-agent environments where reinforcement learning techniques are deployed for complex decision-making processes. He has pioneered approaches in conceptual knowledge representation that bridge symbolic AI with modern machine learning paradigms. Professor Vouros has served as president of the Hellenic Society for Artificial Intelligence for six years and has extensive experience in international research collaboration, having directed multiple EU-funded projects including datAcron and DART, with current focus on Reinforcement Machine Learning applications in Air Traffic Management. He has supervised 12 completed doctoral theses and currently guides 3 doctoral candidates and 3 post-doctoral fellows, in addition to numerous undergraduate and graduate students throughout his academic career. His research has been supported through significant grants including FP7/Grid4All and FP7/SEMAGROW projects. Professor Vouros directs the Artificial Intelligence Laboratory at the Department of Digital Systems and co-directs the Inter-Institutional Master's Degree "Artificial Intelligence" in collaboration with the Institute of Science & Technology of the NCSR "Demokritos".

• Computer Architecture
• Memory Systems
• Multicore Architectures
• +3 more

Georgios Keramidas is an Assistant Professor in Computer Architecture at the Department of Informatics, Aristotle University of Thessaloniki . He also holds an Adjunct Professor position at the Hellenic Open University and collaborates with institutions like the University of Peloponnese and University of Patras . Research Interests : Computer Architecture, Memory Systems, Multicore/GPU Design, Low-Power Techniques, Fault-Tolerant Systems His work focuses on cache optimization , energy-efficient computing , and security-aware memory design . Key contributions include DVFS frameworks , reuse-distance prediction , and non-deterministic cache mechanisms . Recent article trends highlight innovations in computation-in-memory , IoT platform components , and security/low-power co-design . Patents on image compression and GPU optimization reflect practical applications of his research. Academic Network : Collaborates with institutions including University of Patras , University of Manchester , and TU Dresden

Wei YangView profile

Associate Professor

• Software Testing
• Mobile Security
• Machine Learning for Software Engineering
• +3 more

Wei Yang is an Associate Professor in the Department of Computer Science at the University of Texas at Dallas, actively contributing to software engineering research through program committee roles at ICSE, FSE, ASE, and ISSTA conferences since 2015. His research focuses on software testing innovation , particularly in mobile security, GUI testing, and AI-driven test automation. Key contributions include frameworks for malware analysis (MalScan), UI exploration (Guardian, Vet), and neural network testing (DeepPerform, EREBA), addressing critical challenges in test oracle generation, flaky tests, and resource-constrained environments. Recent work demonstrates a strategic shift toward LLM and foundation model applications for testing, with 2023-2026 publications exploring vision-language models for GUI testing, parameter ownership in collaborative AI development, and instruction alignment in large language models. This evolution reflects the field's broader trajectory toward AI-integrated quality assurance.