George Vouros

Prof. George VOUROS (B.Sc, Ph.D) holds a BSc in Mathematics (1986), and a PhD in Artificial Intelligence (1992) all from the University of Athens, Greece. Currently he is a Professor in the Department of Digital Systems in the University of Piraeus and head of the AI-Lab in this Department. He has done research in the areas of Expert Systems, Knowledge Management, Collaborative Systems, Ontologies, and Agents and Multi-Agent Systems. He served/serves as program chair, chair and member of organizing committees of national and international conferences (AAMAS, AAAI, IJCAI, ECAI, WI/IAT, AT, EUMAS, ICMLA, ESWC, CSCL, AIAI) and as member of steering committees/boards of international conferences/workshops (EURAMAS, SETN, AT, COIN, OAEI). He has given keynote speeches in conferences and workshops (WoMo, ICTAI, CLIMA, IF&GIS) and he has organized several workshops (MATES@EDBT, Data-Driven ATM@WAC, Data-Enhanced Trajectory Based Operations@ICRAT; the most recent ones). He served/serves as guest editor in special issues in well-reputed journals (e.g. IJCIS, AIR, GEOINFORMATICA, AICom, ISF). He is/was senior researcher in numerous EU-funded and National research projects (GSRT/AMINESS, FP7/Grid4All, FP7/SEMAGROW, COST/Agreement Technologies the most recent ones and has supervised 13 PhD students. He currently supervises 4 PhD students. He recently coordinated the successful DART project (SESAR project) and coordinates the datACRON Big Data project  (H2020 ICT-16).

George Vouros has served 3 times as chair of the Hellenic A.I. Society board.

He is teh head of the Ai LAb @ Dept. Digital Systems, University of Piraeus (http://ai-group.ds.unipi.gr/ai-group/) and director of the MSc on AI  in collaboration with Inst. of Informatics and Telecom. of NCSR “Demokritos” (http://msc-ai.iit.demokritos.gr/)

Publications

• • Publications in Journals 2011-
    • Nikitopoulos P, Vlachou A, Doulkeridis C, Vouros G.  In Press.  Parallel and scalable processing of spatio-temporal RDF queries using spark. GEOINFORMATICA. to appear
    • Santipantakis GM, Doulkeridis C, Vouros GA, Glenis A, Patroumpas K, Vlachou A, Theodoridis Y, Pelekis N.  In Press.  SPARTAN: Semantic Integration of Big Spatio-temporal Data from Streaming and Archival Sources. Future Generation Computer Systems. to appear
    • Karampelas A, Vouros GA.  In Press.  Time and Space Efficient Large Scale Link Discovery using String Similarities. Fundamenta Informaticae. to appear
    • Doulkeridis C, Qu Q, Vouros GA, Rocha-Junior JB.  2019.  Guest Editorial: Special issue on mobility analytics for spatio-temporal and social data. GeoInformatica.
    • Koubarakis M, Vouros G, et. al..  2018.  AI in Greece: The Case of Research on Linked Geospatial Data. AI Magazine. 39(2)
    • Kofinas P, Vouros GA, Dounis A.  2017.  Energy Management in Solar Microgrid via Reinforcement Learning Using Fuzzy Reward. Advances in Building Energy Research.
    • Santipantakis G, Kotis K, Vouros GA.  2017.  OBDAIR: Ontology-Based Distributed Framework for Accessing, Integrating and Reasoning with Data in Disparate Data Sources. Expert Systems With Applications, Vol 90, ππ 464-483
    • Andrienko N, et al..  2017.  Visual exploration of movement and event data with interactive time masks. Visual Informatics. On Line
    • Kofinas P, Doltsinis S, Dounis A, Vouros GA.  2017.  A Reinforcement Learning Approach for MPPT Control Method of Photovoltaic Sources Renewable Energy. Reniewable Energy. 108
    • Skarlatidis A, Paliouras G, Artikis A, Vouros GA.  2015.  Probabilistic Event Calculus for Event Recognition. Transactions on Computational Logic. 16(2)
    • Santipantakis G, Vouros GA.  2015.  Decomposing Ontologies for the Construction of Distributed Knowledge Bases: The mONTul method. IJAIT. 24(5)
    • G.Vouros.  2015.  The Emergence of Norms via Contextual Agreements in Open Societies. Advances in Social Computing and Multiagent Systems. 541
    • Chesñevar CI, Onaindia E, Ossowski S, Vouros GA.  2015.  Special Issue on Agreement Technologies. Information Systems Frontiers Journal, Springer.
    • Santipantakis G., Vouros G. 2014. Distributed Reasoning with Coupled Ontologies: The E-SHIQ Representation Gramework, KAIS Online
    • Vouros G. 2014 Decentralized Semantic Coordination of Interconnected Entities via Belief Propagation, AI Communications, Online.
    • Argente E,Boissier O,Carrascosa C,Fornara N,McBurney P,Noriega P,Ricci A,Sabater-Mir J,Schumacher MI,Tampitsikas C et al.. 2013. The Role of the Environment in Agreement Technologies. Artificial Intelligence Review (special issue on Agreement Technologies).
    • Jezic G,Ossowski S,Toni F,Vouros G. 2013. Special Issue on Agreement Technologies. Artificial Intelligence Review.
    • Rendoumi, V,Vouros GA,Karkaletsis V,Moser A. 2012. Investigating Metaphorical Language in Sentiment Analysis: A Sense to Sentiment Perspective.ACM Trans. Language and Speech Processing. 9(3): 6
    • Zavitsanos, E,Paliouras G,Vouros G. 2012 Non-Parametric Estimation of Topic Hierarchies from Texts with Hierarchical Dirichlet Processes. JMLR.
    • Karagiannis, P,Vouros G,Stergiou K,Samaras N. 2012. Overlay Networks for Task Allocation and Coordination in Large-scale Networks of Cooperative Agents. Journal of Autonomous Agents and Multi-Agents Systems. 24(1):24(1):26-68.Google Scholar
    • Spiliopoulos, V,Vouros G. 2012. Synthesizing Ontology Alignment Methods Using the Max-Sum Algorithm. IEEE TKDE. 24(5):940-951.
    • Karagiannis, P, Vouros G, Stergiou K, Samaras N. In Press. Overlay Networks for Task Allocation and Coordination in Large-scale Networks of Cooperative Agents. Journal of Autonomous Agents and Multi-Agents Systems, Vol 24, Issue 1, pp 26-68, 2012.
    • Spiliopoulos, V, Vouros G. In Press. Synthesizing Ontology Alignment Methods Using the Max-Sum Algorithm. IEEE TKDE, Vol 24, Issue 5, pp 940-951, 2012.
    • Rendoumi, V, Vouros GA, Karkaletsis V, Moser A. Investigating Metaphorical Language in Sentiment Analysis: A Sense to Sentiment Perspective. ACM Trans. on Speech and Language Processing, 2012.
    • Zavitsanos, E, Paliouras G, Vouros G. Non-Parametric Estimation of Topic Hierarchies from Texts with Hierarchical Dirichlet Processes. , JMLR, 2012.
    • Zavitsanos, E, Paliouras G, Vouros G. Gold Stanfard Evaluation of Ontology Learning Methods Through Ontology Transformation and Alignment. IEEE TKDE. Vol 23, No 11, pp 1635-1648, 2011
    • K.Kotis, Papasalouros A, Vouros G, Pappas N, Zoumbatianos K. 2011. Enhancing the Collective Knowledge for the Engineering of Ontologies in Open and Socially Constructed Learning Spaces. Journal of Universal Computer Science. 17(12), 2011
    • McGuinness, DL, Vouros GA, Kotis K, Fox P. 2011. Special Issue: Intelligent Systems for Engineering Environmental Knowledge (I-SEEK) . International Journal of Agricultural and Environmental Information Systems (IJAEIS) (Official Publication of the Information Resources Management Association ). 2 (1), 2011
    • Zavitsanos, E,Paliouras G,Vouros G. Evaluation of Ontology Learning Methods Using Gold Ontologies. IEEE TKDE, 2011
    • McGuinness, DL, Vouros GA,Kotis K,Fox P. 2011. Special Issue: Intelligent Systems for Engineering Environmental Knowledge (I-SEEK). International Journal of Agricultural and Environmental Information Systems (IJAEIS) (Official Publication of the Information Resources Management Association ). 2 (1)
    • K.Kotis,Papasalouros A,Vouros G,Pappas N,Zoumbatianos K. 2011. Enhancing the Collective Knowledge for the Engineering of Ontologies in Open and Socially Constructed Learning Spaces. Journal of Universal Computer Science. 17(12), 2011

    II) Publications in Conference Proceedings 2011-

    • Petrou P, et al..  2019.  ARGO: A Big Data Framework for Online Trajectory Prediction. SSTD 2019.
    • Spatharis C, et al..  2019.  Collaborative multiagent reinforcement learning schemes for air traffic management. IISA 2019.
    • Vouros G, Vlachou A, Doulkeridis C, Glenis A, Santipantakis G.  2019.  Efficient Spatio-temporal RDF Query Processing in Large Dynamic Knowledge Bases. SAC 2019.
    • Koutroumanis N, et al..  2019.  Integration of Mobility Data with Weather Information.. EDBT/ICDT Workshops 2019.
    • Santipantakis G, et al..  2019.  stLD: towards a spatio-temporal link discovery framework.. SBD@SIGMOD 2019. Spatharis C, Kravaris T, Blekas K, Vouros GA.  2018.  Multiagent Reinforcement Learning Methods for Resolving Demand – Capacity Imbalances. DASC 2018 .
    • Cordero JM, Herranz R, Scarlatti D, Marcos R, Vouros G, Andrienko G, Andrienko N, Fuchs G, Rueping S.  2018.  Visual Analytics of Flight Trajectories for Uncovering Decision Making Strategies. SESAR Innovation Days (SID) 2018.
    • Santipantakis G, Doulkeridis C, Vouros G, Vlacho A.  2018.   MaskLink: Efficient Link Discovery for Spatial Relations via Masking Areas. ArXiv
    • Vouros GA, et al..  2018.  Big Data Analytics for Time Critical Mobility Forecasting: 
Recent Progress and Research Challenges. EDBT 2018.
    • Nikitopoulos P, Vlachou A, Doulkeridis C, Vouros GA.  2018.  DiStRDF: Distributed Spatio-temporal RDF Queries on Spark . Proceedings of the Workshops of the EDBT/ICDT 2018 Joint Conference.
    • Santipantakis GM, et al..  2018.  FAIMUSS: Flexible Data Transformation to RDF from Multiple Streaming Sources. EDBT 2018.
    • Vouros GA, et al..  2018.  Increasing Maritime Situation Awareness via Trajectory Detection, Enrichment and Recognition of Events. W2GIS 2018.
    • Calvo E, Cordero JM, Chalkiadakis G, Spatharis C, Kravaris T, Vouros G, Blekas K.  2018.  Multiagent Reinforcement Learning Methods to Resolve Demand Capacity Balance Problems. Hellenic Artificial Intelligence Conference (SETN).
    • Santipantakis G, Doulkeridis C, Kotis K, Vouros GA.  2018.  RDF-Gen: Generating RDF from streaming and archival data. WIMS 2018.
    • Vouros GA, Kontopoulos I, Santipantakis GM, Vlachou A, Doulkeridis C, Artikis A.  2018.  A Stream Reasoning System for Maritime Monitoring. TIME 2018.
    • Karampelas A, Vouros GA.  2018.  Time and Space Efficient Large-Scale Link Discovery using String Similarities. WIMS 2018. Kofinas P, Dounis A, Vouros GA.  2018.  Fuzzy Q-Learning for Multi-Agent Decentralized Energy Management in Microgrids. Applied Energy.
    • Santipantakis G, et al..  2017.  The datAcron Ontology for Semantic Trajectories. ESWC 2017.
    • Vouros GA, et al..  2017.  Taming big maritime data to support analytics. IF & GIS 2017.
    • Vouros GA.  2017.  Learning Conventions via Social Reinforcement Learning in Complex and Open Settings. AAMAS 2017.
    • Doulkeridis C, Pelekis N, Theodoridis Y, Vouros GA.  2017.  Big Data Management and Analytics for Mobility Forecasting in datAcron. EuroPro 2017 Workshop @ EDBT 2017. 1810
    • Vlachou A, Santipantakis G, Vouros GA, Glenis A, Doulkeridis C.  2017.  Generating linked RDF data from heterogeneous streaming and archival data sources: Populating the datAcron ontology. Semantics 2017.
    • Garcia JMC, Chalkiadakis G, Kravaris T, Vouros GA, Spatharis C, Blekas K.  2017.  Learning Policies for Resolving Demand-Capacity Imbalances during Pre-tactical Air Trac Management. MATES 2017.
    • Claramunt C, et al.  2017.  Maritime data integration and analysis: recent progress and research challenges. 20th International Conference on Extending Database Technology (EDBT 2017). Open Proceedings
    • Santipantakis GM, Vouros GA, Andrienko N, Martinez MG, Fuchs G, Andrienko G, Garcia JMC, Doulkeridis C, Vlachou A.  2017.  Specification of Semantic Trajectories Supporting Data Transformations for Analytics: The datAcron Ontology. Semantics 2017.
    • Vouros G.  2015.  The Emergence of Norms via Contextual Agreements in Open Societies. CoRR. abs/1503.07017
    • Kofinas P., Vouros G., 2016. Energy Management in Solar Microgrid via Reinforcement Learning. SETN 2016: 12:1-12:7.
    • Santipantakis G., Kotis K., Vouros G. 2015. Accessing and Reasoning with Data from Disparate Data Sources Using Modular Ontologies and OBDA. SEMANTiCS 2015.
    • Santipantakis G., Kotis K., Vouros G. 2015. Ontology based data integration for Event Recognition in the Maritime Domain. WIMS 2015.
    • Santipantakis G., Kotis K., Vouros G. 2015. Ontology based data sources integration for Maritime Event Recognition. IISA 2015.
    • Vouros G. 2015. The Emergence of Norms via Contextual Agreements in Open Societies in 2nd International Workshop on Multiagent Foundations of Social Computing @ AAMAS 2015.
    • Santipantakis G., Vouros G. 2014. Constructing E-SHIQ Distributed Knowledge Bases via Ontology Modularization: The mONTul method. WoMO 2014.
    • Santipantakis G., Vouros G. 2014. Modularizing Ontologies for the Construction of E-SHIQ Distributed Knowledge Bases. SETN 2014.
    • Raptis K,Vouros GA,Kapros E. 2013. Exploring Factors and Policies for Poverty by Agent-Based Simulation. Conference on Systems Engineering Research (CSER 2013) .
    • Koukourikos A,Karkaletsis V,Vouros G. 2013. Exploiting Unstructured Web Information for Managing Linked Data Spaces. PCI 2013.
    • Vouros G. 2013. Decentralized Semantic Coordination Through Belief Propagation (short paper). AAMAS 2013.
    • Santipantakis, GM, Vouros GA. 2012. Distributed Instance Retrieval in E_{DDL} HQ+ SHIQ Representation Framework. 7th Hellenic Conference on Artificial Intelligence (SETN 12).
    • Vouros, GA. 2012. Information Sharing and Searching via Collaborative Reinforcement Learning. 7th Hellenic Conference on Artificial Intelligence (SETN 12) .
    • Koukourikos, A, Vouros GA, Karkaletsis V. 2012. Towards Enriching Linked Open Data via Open Information Extraction. KNOW-A-LOD @ ESWC.
    • Koukourikos, A, Karampiperis P, Vouros G, Karkaletsis V. 2012. Using Open Information Extraction and LOD towards Ontology enrichment and alignment. ONTOSE @ CAiSE.
    • Santipantakis, GM,Vouros GA. 2012. Combining Multiple Ontology Units using the E-SHIQ representation framework. 1st Intl Conf on Agreement Technologies (AT 2012).
    • Vouros, GA. 2012. Decentralized Semantic Coordination Through Belief Propagation. 1st Intl Conf on Agreement Technologies (AT 2012).
    • Argente, E,Boissier O,Carrascosa C,Fornara N,McBurney P,Noriega P,Ricci A,Sabater J,Schumacher M I,Tampitsikas C et al.. 2012. Environment and Agreement Technologies. 1st Intl Conf on Agreement Technologies (AT 2012).
    • Giannakopoulos, G,Karkaletsis V,Vouros GA. 2012. Detecting Human Features in Summaries – Symbol Sequence Statistical Normality. SETN 2012.
    • Vouros, GA,Santipantakis GM. 2012. Distributed Reasoning with E-SHIQ. WoMo 2012.
    • Santipantakis, GM,Vouros GA. 2012. Modularizing OWL ontologies using E-SHIQ. ICTAI 2012.
    • E.Zavitsanos, G.Vouros, G.Paliouras. 2011. Identifying User Interests in Folksonomies. ISWC 2011 (Poster).
    • Skarlatidis, A, Paliouras G, Vouros G, Artikis A. 2011. Probabilistic Event Calculus based on Markov Logic Networks . RULE ML @ BRF 2011.
    • E.Zavitsanos, G.Vouros, G.Paliouras. 2011. Classifying Users and Identifying User Interests in Folksonomies. SPIM 2011 Workshop @ ISWC 2011.

    III) Chapters in Books 2011-

    • Trojahn, C, Vouros G. 2012. Reconciling heterogeneous knowledge with ontology matching. Agreement Technologies. 8 http://www.springer.com/computer/ai/book/978-94-007-5582-6

    IV) Books – Edited Volumes 2011-

  • Doulkeridis C, Vouros GA, Qu Q, Wang S.  2018.  Mobility Analytics for Spatio-Temporal and Social Data – First International Workshop, MATES 2017, Munich, Germany, September 1, 2017, Revised Selected Papers. . 10731
  • Επιμέλεια της ελληνικής έκδοσης του τίτλου “SemanticWeb for The Working Ontologist” (D.Allemang, J.Hendler), διαθέσιμο ως διδακτικό υλικό σε περιορισμένο ακροατήριο
  • Rovatsos M, Vouros GA, Julián V.  2016.  Multi-Agent Systems and Agreement Technologies – 13th European Conference, EUMAS 2015, and Third International Conference, AT 2015. Lecture Notes in Computer Science . 9571
  • Vouros: GA, Bassiliades N, Bikakis A, Vrakas D, Vlahavas IP.  2016.  Proceedings of the 9th Hellenic Conference on Artificial Intelligence. ACM 2016.
  • Nick Bassiliades, Antonis Bikakis, Dimitris Vrakas, Ioannis P. Vlahavas, George A. Vouros: Proceedings of the 9th Hellenic Conference on Artificial Intelligence, SETN 2016, Thessaloniki, Greece, May 18-20, 2016. ACM 2016, ISBN 978-1-4503-3734-2
  • Michael Rovatsos, George A. Vouros, Vicente Julián: Multi-Agent Systems and Agreement Technologies – 13th European Conference, EUMAS 2015, and Third International Conference, AT 2015, Athens, Greece, December 17-18, 2015, Revised Selected Papers. Lecture Notes in Computer Science 9571, Springer 2016, ISBN 978-3-319-33508-7
  • Chesñevar CI,Onaindia E,Ossowski S,Vouros GA. 2015 Editorial in Special Issue on Agreement Technologies, Information Systems Frontiers, Springer.
  • Ossowski S,Toni F,Vouros GA. 2012. Proc. of the1st Intl. Conference on Agreement Technologies. AT 2012.
  • S.Ossowski,Editor,Vouros G,among the co-editors. 2012. Agreement TechnologiesCOST Action IC0801. Law, Governance and Technology Springer Series. Vol 8:645.
  • Vos, M D, Fornara N, Pitt JV, Vouros GA. 2011. Coordination, Organizations, Institutions, and Norms in Agent Systems VI – COIN 2010 International Workshops, COIN@AAMAS 2010, Toronto, Canada, May 2010, COIN@MALLOW 2010, Lyon, France. Lecture Notes of Computer Science. 6541, 2011.

• Translation in Greek of  the “SemanticWeb for The Working Ontologist” (D.Allemang, J.Hendler – under preparation and available for educational purposes only
• Mobility Analytics for Spatio-Temporal and Social Data
• Organized Adaptation in Multi-Agent Systems
• Engineering Societies in the Agents World VIII
• Διακριτά Μαθηματικά και Μαθηματική Λογική