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    First name: Grigoris
    Last name: Antoniou
    DBLP: a/GrigorisAntoniou
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    Conference paper
    Ilias Tachmazidis, Sotiris Batsakis, John Davies, Alistair Duke, Mauro Vallati, Grigoris Antoniou, Sandra Stincic.
    A Hypercat-enabled Semantic Internet of Things Data Hub: Technical Report.
    CoRR 2017, Volume 0 (0) 2017
    Conference paper
    Ilias Tachmazidis, Sotiris Batsakis, John Davies, Alistair Duke, Mauro Vallati, Grigoris Antoniou, Sandra Stincic.
    A Hypercat-Enabled Semantic Internet of Things Data Hub.
    The Semantic Web - 14th International Conference, ESWC 2017, Portoro┼ż, Slovenia, May 28 - June 1, 2017, Proceedings, Part II 2017 (0) 2017
    Conference paper
    Grigoris Antoniou, Antonis Bikakis.
    Editorial.
    International Journal on Artificial Intelligence Tools 2017, Volume 26 (0) 2017
    Conference paper
    Sotiris Batsakis, Ilias Tachmazidis, Grigoris Antoniou.
    Representing Time and Space for the Semantic Web.
    International Journal on Artificial Intelligence Tools 2017, Volume 26 (0) 2017
    Conference paper
    Sotiris Batsakis, Euripides G. M. Petrakis, Ilias Tachmazidis, Grigoris Antoniou.
    Temporal representation and reasoning in OWL 2.
    Semantic Web 2017, Volume 8 (0) 2017
    Conference paper
    George Baryannis, Przemyslaw Woznowski, Grigoris Antoniou.
    Rule-Based Real-Time ADL Recognition in a Smart Home Environment.
    Rule Technologies. Research, Tools, and Applications - 10th International Symposium, RuleML 2016, Stony Brook, NY, USA, July 6-9, 2016. Proceedings 2016 (0) 2016
    Conference paper
    Ilias Tachmazidis, John Davies, Sotiris Batsakis, Grigoris Antoniou, Alistair Duke, Sandra Stincic.
    Hypercat RDF: Semantic Enrichment for IoT.
    Semantic Technology - 6th Joint International Conference, JIST 2016, Singapore, Singapore, November 2-4, 2016, Revised Selected Papers 2016 (0) 2016
    Conference paper
    Charalampos Doulaverakis, Vassilis Koutkias, Grigoris Antoniou, Yiannis Kompatsiaris.
    Applying SPARQL-Based Inference and Ontologies for Modelling and Execution of Clinical Practice Guidelines: A Case Study on Hypertension Management.
    Knowledge Representation for Health Care - HEC 2016 International Joint Workshop, KR4HC/ProHealth 2016, Munich, Germany, September 2, 2016, Revised Selected Papers 2017 (0) 2016
    Conference paper
    Matthew Mantle, Sotiris Batsakis, Grigoris Antoniou.
    Large Scale Reasoning Using Allen's Interval Algebra.
    Advances in Soft Computing - 15th Mexican International Conference on Artificial Intelligence, MICAI 2016, Cancún, Mexico, October 23-28, 2016, Proceedings, Part II 2017 (0) 2016
    Journal article
    Fouad Zablith, Grigoris Antoniou, Mathieu d'Aquin, Giorgos Flouris, Haridimos Kondylakis, Enrico Motta, Dimitris Plexousakis, Marta Sabou.
    Ontology evolution: a process-centric survey.
    Knowledge Eng. Review 2015, Volume 30 (0) 2015
    Conference paper
    Federico Cerutti, Ilias Tachmazidis, Mauro Vallati, Sotiris Batsakis, Massimiliano Giacomin, Grigoris Antoniou.
    Exploiting Parallelism for Hard Problems in Abstract Argumentation.
    Proceedings of the Twenty-Ninth AAAI Conference on Artificial Intelligence, January 25-30, 2015, Austin, Texas, USA. 2015 (0) 2015
    Conference paper
    Shuo Liang, Violeta Holmes, Grigoris Antoniou, Joshua Higgins.
    iCurate: A Research Data Management System.
    Multi-disciplinary Trends in Artificial Intelligence - 9th International Workshop, MIWAI 2015, Fuzhou, China, November 13-15, 2015, Proceedings 2015 (0) 2015
    Conference paper
    Sotiris Batsakis, Ilias Tachmazidis, Grigoris Antoniou.
    Representing Time for the Semantic Web.
    Multi-disciplinary Trends in Artificial Intelligence - 9th International Workshop, MIWAI 2015, Fuzhou, China, November 13-15, 2015, Proceedings 2015 (0) 2015
    Conference paper
    Anastasia Analyti, Carlos Viegas Damásio, Grigoris Antoniou.
    Extended RDF: Computability and complexity issues.
    Ann. Math. Artif. Intell. 2015, Volume 75 (0) 2015
    Conference paper
    Stephen Bonner, A. Stephen McGough, Ibad Kureshi, John Brennan, Georgios Theodoropoulos, Laura Moss, David Corsar, Grigoris Antoniou.
    Data quality assessment and anomaly detection via map/reduce and linked data: A case study in the medical domain.
    2015 IEEE International Conference on Big Data, Big Data 2015, Santa Clara, CA, USA, October 29 - November 1, 2015 2015 (0) 2015
    Journal article
    Anastasia Analyti, Carlos Viegas Damásio, Grigoris Antoniou, Ioannis Pachoulakis.
    Why-provenance information for RDF, rules, and negation.
    Ann. Math. Artif. Intell. 2014, Volume 70 (0) 2014
    Conference paper
    Sotiris Batsakis, Grigoris Antoniou, Ilias Tachmazidis.
    Representing and Reasoning over Topological Relations in OWL.
    4th International Conference on Web Intelligence, Mining and Semantics (WIMS 14), WIMS '14, Thessaloniki, Greece, June 2-4, 2014 2014 (0) 2014
    Conference paper
    Grigoris Antoniou, Sotiris Batsakis, Ilias Tachmazidis.
    Large-Scale Reasoning with (Semantic) Data.
    4th International Conference on Web Intelligence, Mining and Semantics (WIMS 14), WIMS '14, Thessaloniki, Greece, June 2-4, 2014 2014 (0) 2014
    Conference paper
    Kewen Wang, Zhe Wang, Rodney W. Topor, Jeff Z. Pan, Grigoris Antoniou.
    Eliminating Concepts and Roles from Ontologies in Expressive Descriptive Logics.
    Computational Intelligence 2014, Volume 30 (0) 2014
    Journal article
    Ilias Tachmazidis, Grigoris Antoniou, Wolfgang Faber.
    Efficient Computation of the Well-Founded Semantics over Big Data.
    CoRR 2014, Volume 0 (0) 2014
    Conference paper
    Zhiqiang Zhuang, Zhe Wang, Kewen Wang, Grigoris Antoniou.
    Rational Elimination of DL-Lite TBox Axioms.
    Informal Proceedings of the 27th International Workshop on Description Logics, Vienna, Austria, July 17-20, 2014. 2014 (0) 2014
    Conference paper
    Ilias Tachmazidis, Grigoris Antoniou, Wolfgang Faber.
    Efficient Computation of the Well-Founded Semantics over Big Data.
    TPLP 2014, Volume 14 (0) 2014
    Conference paper
    Sotiris Batsakis, Grigoris Antoniou, Ilias Tachmazidis.
    Integrated Representation of Spatial Topological and Size Relations for the Semantic Web.
    Multi-disciplinary Trends in Artificial Intelligence - 8th International Workshop, MIWAI 2014, Bangalore, India, December 8-10, 2014. Proceedings 2014 (0) 2014
    Journal article
    Federico Cerutti, Ilias Tachmazidis, Mauro Vallati, Sotiris Batsakis, Massimiliano Giacomin, Grigoris Antoniou.
    Exploiting Parallelism for Hard Problems in Abstract Argumentation: Technical Report.
    CoRR 2014, Volume 0 (0) 2014
    Conference paper
    Ilias Tachmazidis, Long Cheng, Spyros Kotoulas, Grigoris Antoniou, Tomas E. Ward.
    Massively Parallel Reasoning under the Well-Founded Semantics Using X10.
    26th IEEE International Conference on Tools with Artificial Intelligence, ICTAI 2014, Limassol, Cyprus, November 10-12, 2014 2014 (0) 2014
    Conference paper
    Sotiris Batsakis, Grigoris Antoniou, Ilias Tachmazidis.
    Integrated Representation of Temporal Intervals and Durations for the Semantic Web.
    New Trends in Database and Information Systems II - Selected papers of the 18th East European Conference on Advances in Databases and Information Systems and Associated Satellite Events, ADBIS 2014 Ohrid, Macedonia, September 7-10, 2014 Proceedings II 2015 (0) 2014
    Conference paper
    Sotiris Batsakis, Grigoris Antoniou, Ilias Tachmazidis.
    Reasoning over Spatial Orientation Relations Using Rules.
    New Trends in Database and Information Systems II - Selected papers of the 18th East European Conference on Advances in Databases and Information Systems and Associated Satellite Events, ADBIS 2014 Ohrid, Macedonia, September 7-10, 2014 Proceedings II 2015 (0) 2014
    Conference paper
    Vadim Ermolayev, Sotiris Batsakis, Natalya Keberle, Olga Tatarintseva, Grigoris Antoniou.
    Ontologies of Time: Review and Trends.
    IJCSA 2014, Volume 11 (0) 2014
    Journal article
    Giorgos Flouris, George Konstantinidis, Grigoris Antoniou, Vassilis Christophides.
    Formal foundations for RDF/S KB evolution.
    Knowl. Inf. Syst. 2013, Volume 35 (0) 2013
    Conference paper
    Ilias Tachmazidis, Grigoris Antoniou.
    Computing the Stratified Semantics of Logic Programs over Big Data through Mass Parallelization.
    Theory, Practice, and Applications of Rules on the Web - 7th International Symposium, RuleML 2013, Seattle, WA, USA, July 11-13, 2013. Proceedings 2013 (0) 2013
    Conference paper
    Anastasia Analyti, Grigoris Antoniou, Carlos Viegas Damásio, Ioannis Pachoulakis.
    A framework for modular ERDF ontologies.
    Ann. Math. Artif. Intell. 2013, Volume 67 (0) 2013
    Conference paper
    Márcio Moretto Ribeiro, Renata Wassermann, Giorgos Flouris, Grigoris Antoniou.
    Minimal change: Relevance and recovery revisited.
    Artif. Intell. 2013, Volume 201 (0) 2013
    Conference paper
    Carlos Viegas Damásio, Anastasia Analyti, Grigoris Antoniou.
    Justifications for Logic Programming.
    Logic Programming and Nonmonotonic Reasoning, 12th International Conference, LPNMR 2013, Corunna, Spain, September 15-19, 2013. Proceedings 2013 (0) 2013
    Conference paper
    Grigoris Antoniou, Jeff Z. Pan, Ilias Tachmazidis.
    Large-Scale Complex Reasoning with Semantics: Approaches and Challenges.
    Web Information Systems Engineering - WISE 2013 Workshops - WISE 2013 International Workshops BigWebData, MBC, PCS, STeH, QUAT, SCEH, and STSC 2013, Nanjing, China, October 13-15, 2013, Revised Selected Papers 2014 (0) 2013
    Conference paper
    Grigoris Antoniou, Thomas Eiter, Kewen Wang.
    Forgetting for Defeasible Logic.
    Logic for Programming, Artificial Intelligence, and Reasoning - 18th International Conference, LPAR-18, Mérida, Venezuela, March 11-15, 2012. Proceedings 2012 (0) 2012
    Conference paper
    Maria Koutraki, Vasilis Efthymiou, Grigoris Antoniou.
    S-CRETA: Smart Classroom Real-Time Assistance.
    Ambient Intelligence - Software and Applications - 3rd International Symposium on Ambient Intelligence, ISAmI 2012, Salamanca, Spain, March 28-30, 2012 2012 (0) 2012
    Conference paper
    Grigoris Antoniou.
    Formal Foundations for RDF Evolution and Repair.
    Proceedings of the 8th International Conference on ICT in Education, Research and Industrial Applications: Integration, Harmonization and Knowledge Transfer, Kherson, Ukraine, June 6-10, 2012 2012 (0) 2012
    Conference paper
    Vassilis Papakonstantinou, Maria Michou, Irini Fundulaki, Giorgos Flouris, Grigoris Antoniou.
    Access control for RDF graphs using abstract models.
    17th ACM Symposium on Access Control Models and Technologies, SACMAT '12, Newark, NJ, USA - June 20 - 22, 2012 2012 (0) 2012
    Conference paper
    Ilias Tachmazidis, Grigoris Antoniou, Giorgos Flouris, Spyros Kotoulas.
    Towards Parallel Nonmonotonic Reasoning with Billions of Facts.
    Principles of Knowledge Representation and Reasoning: Proceedings of the Thirteenth International Conference, KR 2012, Rome, Italy, June 10-14, 2012 2012 (0) 2012
    Conference paper
    Ilias Tachmazidis, Grigoris Antoniou, Giorgos Flouris, Spyros Kotoulas, Lee McCluskey.
    Large-scale Parallel Stratified Defeasible Reasoning.
    ECAI 2012 - 20th European Conference on Artificial Intelligence. Including Prestigious Applications of Artificial Intelligence (PAIS-2012) System Demonstrations Track, Montpellier, France, August 27-31 , 2012 2012 (0) 2012
    Journal article
    Carlos Viegas Damásio, Anastasia Analyti, Grigoris Antoniou.
    Provenance for SPARQL queries
    CoRR 2012, Volume 0 (0) 2012
    Conference paper
    Carlos Viegas Damásio, Anastasia Analyti, Grigoris Antoniou.
    Provenance for SPARQL Queries.
    The Semantic Web - ISWC 2012 - 11th International Semantic Web Conference, Boston, MA, USA, November 11-15, 2012, Proceedings, Part I 2012 (0) 2012
    Conference paper
    Grigoris Antoniou, Óscar Corcho, Karl Aberer, Elena Paslaru Bontas Simperl, Rudi Studer.
    Semantic Data Management (Dagstuhl Seminar 12171).
    Dagstuhl Reports 2012, Volume 2 (0) 2012
    Conference paper
    Anastasia Analyti, Grigoris Antoniou, Carlos Viegas Damásio.
    MWeb: A principled framework for modular web rule bases and its semantics.
    ACM Trans. Comput. Log. 2010, Volume 12 (0) 2011
    Conference paper
    Efstratios Kontopoulos, Nick Bassiliades, Grigoris Antoniou.
    Visualizing Semantic Web proofs of defeasible logic in the DR-DEVICE system.
    Knowl.-Based Syst. 2011, Volume 24 (0) 2011
    Journal article
    Antonis Bikakis, Grigoris Antoniou, Panayiotis Hassapis.
    Strategies for contextual reasoning with conflicts in ambient intelligence.
    Knowl. Inf. Syst. 2011, Volume 27 (0) 2011
    Conference paper
    Antonis Bikakis, Grigoris Antoniou.
    Partial Preferences and Ambiguity Resolution in Contextual Defeasible Logic.
    Logic Programming and Nonmonotonic Reasoning - 11th International Conference, LPNMR 2011, Vancouver, Canada, May 16-19, 2011. Proceedings 2011 (0) 2011
    Conference paper
    Max Ostrowski, Giorgos Flouris, Torsten Schaub, Grigoris Antoniou.
    Evolution of Ontologies using ASP.
    Technical Communications of the 27th International Conference on Logic Programming, ICLP 2011, July 6-10, 2011, Lexington, Kentucky, USA 2011 (0) 2011
    Journal article
    Efstratios Kontopoulos, Nick Bassiliades, Guido Governatori, Grigoris Antoniou.
    A Modal Defeasible Reasoner of Deontic Logic for the Semantic Web.
    Int. J. Semantic Web Inf. Syst. 2011, Volume 7 (0) 2011
    Conference paper
    Kalliopi Kravari, Constantinos Papatheodorou, Grigoris Antoniou, Nick Bassiliades.
    Reasoning and Proofing Services for Semantic Web Agents.
    IJCAI 2011, Proceedings of the 22nd International Joint Conference on Artificial Intelligence, Barcelona, Catalonia, Spain, July 16-22, 2011 2011 (0) 2011
    Conference paper
    Carlos Viegas Damásio, Anastasia Analyti, Grigoris Antoniou.
    Modularity in the Rule Interchange Format.
    Rule-Based Reasoning, Programming, and Applications - 5th International Symposium, RuleML 2011 - Europe, Barcelona, Spain, July 19-21, 2011. Proceedings 2011 (0) 2011
    Conference paper
    Kalliopi Kravari, Constantinos Papatheodorou, Grigoris Antoniou, Nick Bassiliades.
    Extending a Multi-agent Reasoning Interoperability Framework with Services for the Semantic Web Logic and Proof Layers.
    Rule-Based Reasoning, Programming, and Applications - 5th International Symposium, RuleML 2011 - Europe, Barcelona, Spain, July 19-21, 2011. Proceedings 2011 (0) 2011
    Conference paper
    Grigoris Antoniou.
    Rule-Based Activity Recognition in Ambient Intelligence.
    Rule-Based Reasoning, Programming, and Applications - 5th International Symposium, RuleML 2011 - Europe, Barcelona, Spain, July 19-21, 2011. Proceedings 2011 (0) 2011
    Conference paper
    Antonis Bikakis, Grigoris Antoniou.
    Contextual Defeasible Logic and Its Application to Ambient Intelligence.
    IEEE Transactions on Systems, Man, and Cybernetics, Part A 2011, Volume 41 (0) 2011
    Conference paper
    Grigoris Antoniou, Mathieu d'Aquin, Jeff Z. Pan.
    Semantic Web dynamics.
    J. Web Sem. 2011, Volume 9 (0) 2011
    Conference paper
    Chrysi Filippaki, Grigoris Antoniou, Ioannis Tsamardinos.
    Using Constraint Optimization for Conflict Resolution and Detail Control in Activity Recognition.
    Ambient Intelligence - Second International Joint Conference on AmI 2011, Amsterdam, The Netherlands, November 16-18, 2011. Proceedings 2011 (0) 2011
    Conference paper
    Irini Genitsaridi, Antonis Bikakis, Grigoris Antoniou.
    DEAL: A Distributed Authorization Language for Ambient Intelligence.
    IJACI 2011, Volume 3 (0) 2011
    Conference paper
    Anastasia Analyti, Grigoris Antoniou, Carlos Viegas Damásio, Gerd Wagner.
    Extended RDF as a Semantic Foundation of Rule Markup Languages
    CoRR 2011, Volume 0 (0) 2011
    Conference paper
    Grigoris Antoniou, Constantinos Papatheodorou, Antonis Bikakis.
    Reasoning about Context in Ambient Intelligence Environments: A Report from the Field.
    Principles of Knowledge Representation and Reasoning: Proceedings of the Twelfth International Conference, KR 2010, Toronto, Ontario, Canada, May 9-13, 2010 2010 (0) 2010
    Conference paper
    Carlos Viegas Damásio, Anastasia Analyti, Grigoris Antoniou.
    Implementing Simple Modular ERDF ontologies.
    ECAI 2010 - 19th European Conference on Artificial Intelligence, Lisbon, Portugal, August 16-20, 2010, Proceedings 2010 (0) 2010
    Conference paper
    Antonis Bikakis, Grigoris Antoniou.
    Defeasible Contextual Reasoning with Arguments in Ambient Intelligence.
    IEEE Trans. Knowl. Data Eng. 2010, Volume 22 (0) 2010
    Conference paper
    Carlos Viegas Damásio, Anastasia Analyti, Grigoris Antoniou.
    Embeddings of Simple Modular Extended RDF.
    Web Reasoning and Rule Systems - Fourth International Conference, RR 2010, Bressanone/Brixen, Italy, September 22-24, 2010. Proceedings 2010 (0) 2010
    Conference paper
    Giorgos Flouris, Irini Fundulaki, Maria Michou, Grigoris Antoniou.
    Controlling Access to RDF Graphs.
    Future Internet - FIS 2010 - Third Future Internet Symposium, Berlin, Germany, September 20-22, 2010. Proceedings 2010 (0) 2010
    Conference paper
    Grigoris Antoniou, Antonis Bikakis, Constantinos Papatheodorou.
    Reasoning with Imperfect Context and Preference Information in Multi-Context Systems.
    Advances in Databases and Information Systems - 14th East European Conference, ADBIS 2010, Novi Sad, Serbia, September 20-24, 2010. Proceedings 2010 (0) 2010
    Conference paper
    Antonis Bikakis, Grigoris Antoniou.
    Rule-Based Contextual Reasoning in Ambient Intelligence.
    Semantic Web Rules - International Symposium, RuleML 2010, Washington, DC, USA, October 21-23, 2010. Proceedings 2010 (0) 2010
    Conference paper
    Antonis Bikakis, Grigoris Antoniou.
    Defeasible Contextual Reasoning in Ambient Intelligence: Theory and Applications.
    On the Move to Meaningful Internet Systems: OTM 2010 Workshops - Confederated International Workshops and Posters: International Workshops: AVYTAT, ADI, DATAVIEW, EI2N, ISDE, MONET, OnToContent, ORM, P2P-CDVE, SeDeS, SWWS and OTMA. Hersonissos, Crete, Gre 2010 (0) 2010
    Journal article
    David Billington, Grigoris Antoniou, Guido Governatori, Michael J. Maher.
    An inclusion theorem for defeasible logics.
    ACM Trans. Comput. Log. 2010, Volume 12 (0) 2010
    Conference paper
    Constantinos Papatheodorou, Grigoris Antoniou, Antonis Bikakis.
    On the Deployment of Contextual Reasoning in Ambient Intelligence Environments.
    Sixth International Conference on Intelligent Environments, IE 2010, Kuala Lumpur, Malaysia, July 19-21, 2010 2010 (0) 2010
    Journal article
    Nikos Papadakis, Dimitris Plexousakis, Grigoris Antoniou.
    The ramification problem in temporal databases: Concurrent execution.
    Int. J. Intell. Syst. 2010, Volume 25 (0) 2010
    Conference paper
    Theodore Patkos, Ioannis Chrysakis, Antonis Bikakis, Dimitris Plexousakis, Grigoris Antoniou.
    A Reasoning Framework for Ambient Intelligence.
    Artificial Intelligence: Theories, Models and Applications, 6th Hellenic Conference on AI, SETN 2010, Athens, Greece, May 4-7, 2010. Proceedings 2010 (0) 2010
    Conference paper
    Yannis Tzitzikas, Yannis Marketakis, Grigoris Antoniou.
    Task-Based Dependency Management for the Preservation of Digital Objects Using Rules.
    Artificial Intelligence: Theories, Models and Applications, 6th Hellenic Conference on AI, SETN 2010, Athens, Greece, May 4-7, 2010. Proceedings 2010 (0) 2010
    Journal article
    Manolis Kritsotakis, Maria Michou, Emmanouil Nikoloudakis, Antonis Bikakis, Theodore Patkos, Grigoris Antoniou, Dimitris Plexousakis.
    Design and implementation of a semantics-based Contextual Navigation Guide for Indoor Environments.
    JAISE 2009, Volume 1 (0) 2009
    Conference paper
    Grigoris Antoniou, Frank van Harmelen.
    Web Ontology Language: OWL.
    Handbook on Ontologies 2009 (0) 2009
    Journal article
    Theodore Patkos, Antonis Bikakis, Grigoris Antoniou, Maria Papadopouli, Dimitris Plexousakis.
    Design and challenges of a semantics-based framework for context-aware services.
    IJRIS 2009, Volume 1 (0) 2009
    Conference paper
    Zhe Wang, Kewen Wang, Rodney W. Topor, Jeff Z. Pan, Grigoris Antoniou.
    Uniform Interpolation for
    AI 2009: Advances in Artificial Intelligence, 22nd Australasian Joint Conference, Melbourne, Australia, December 1-4, 2009. Proceedings 2009 (0) 2009
    Conference paper
    Asterios Leonidis, George Baryannis, Xenofon Fafoutis, Maria Korozi, Niki Gazoni, Michail Dimitriou, Maria Koutsogiannaki, Aikaterini Boutsika, Myron Papadakis, Haridimos Papagiannakis, George Tesseris, Emmanouil Voskakis, Antonis Bikakis, Grigoris Antoniou.
    AlertMe: A Semantics-Based Context-Aware Notification System.
    Proceedings of the 33rd Annual IEEE International Computer Software and Applications Conference, COMPSAC 2009, Seattle, Washington, USA, July 20-24, 2009. Volume 1 2009 (0) 2009
    Conference paper
    Antonis Bikakis, Grigoris Antoniou, Panayiotis Hassapis.
    Alternative Strategies for Conflict Resolution in Multi-Context Systems.
    Artificial Intelligence Applications and Innovations III, Proceedings of the 5TH IFIP Conference on Artificial Intelligence Applications and Innovations (AIAI'2009), April 23-25, 2009, Thessaloniki, Greece 2009 (0) 2009
    Conference paper
    Antonis Bikakis, Grigoris Antoniou.
    Contextual Argumentation in Ambient Intelligence.
    Logic Programming and Nonmonotonic Reasoning, 10th International Conference, LPNMR 2009, Potsdam, Germany, September 14-18, 2009. Proceedings 2009 (0) 2009
    Conference paper
    Nikos Armenatzoglou, Yannis Marketakis, Lito Kriara, Elias Apostolopoulos, Vicky Papavasiliou, Dimitris Kampas, Alexandros Kapravelos, Eythimis Kartsonakis, Giorgos Linardakis, Sofia Nikitaki, Antonis Bikakis, Grigoris Antoniou.
    FleXConf: A Flexible Conference Assistant Using Context-Aware Notification Services.
    On the Move to Meaningful Internet Systems: OTM 2009 Workshops, Confederated International Workshops and Posters, ADI, CAMS, EI2N, ISDE, IWSSA, MONET, OnToContent, ODIS, ORM, OTM Academy, SWWS, SEMELS, Beyond SAWSDL, and COMBEK 2009, Vilamoura, Portugal, 2009 (0) 2009
    Conference paper
    Kewen Wang, Zhe Wang, Rodney W. Topor, Jeff Z. Pan, Grigoris Antoniou.
    Concept and Role Forgetting in
    The Semantic Web - ISWC 2009, 8th International Semantic Web Conference, ISWC 2009, Chantilly, VA, USA, October 25-29, 2009. Proceedings 2009 (0) 2009
    Conference paper
    Anastasia Analyti, Grigoris Antoniou, Carlos Viegas Damásio.
    A Formal Theory for Modular ERDF Ontologies.
    Web Reasoning and Rule Systems, Third International Conference, RR 2009, Chantilly, VA, USA, October 25-26, 2009, Proceedings 2009 (0) 2009
    Conference paper
    Grigoris Antoniou, Nikos Dimaresis, Guido Governatori.
    A modal and deontic defeasible reasoning system for modelling policies and multi-agent systems.
    Expert Syst. Appl. 2009, Volume 36 (0) 2009
    Conference paper
    Nikos Papadakis, Dimitris Plexousakis, Grigoris Antoniou, Myron Papadakis, Katerina Boutsika.
    A Tool for Addressing the Ramification Problem in Temporal Databases.
    International Journal on Artificial Intelligence Tools 2009, Volume 18 (0) 2009
    Book chapter
    Grigoris Antoniou, Dimitris Plexousakis.
    Semantic Web.
    Encyclopedia of Database Systems 2009 (0) 2009
    Conference paper
    Giorgos Flouris, Mathieu d'Aquin, Grigoris Antoniou, Jeff Z. Pan, Dimitris Plexousakis.
    Special Issue on Ontology Dynamics.
    J. Log. Comput. 2009, Volume 19 (0) 2009
    Conference paper
    Jingzhi Guo, Zhuo Hu, Grigoris Antoniou, Chi-Kit Chan.
    Answering an Inquiry from Heterogeneous Contexts.
    2008 IEEE International Conference on e-Business Engineering, ICEBE 2008, Xi'an, China, October 22-24, 2008 2008 (0) 2008
    Conference paper
    Antonis Bikakis, Grigoris Antoniou.
    Distributed Reasoning with Conflicts in a Multi-Context Framework.
    Proceedings of the Twenty-Third AAAI Conference on Artificial Intelligence, AAAI 2008, Chicago, Illinois, USA, July 13-17, 2008 2008 (0) 2008
    Conference paper
    Anastasia Analyti, Grigoris Antoniou, Carlos Viegas Damásio, Gerd Wagner.
    Computability and Complexity Issues of Extended RDF.
    ECAI 2008 - 18th European Conference on Artificial Intelligence, Patras, Greece, July 21-25, 2008, Proceedings 2008 (0) 2008
    Conference paper
    George Konstantinidis, Giorgos Flouris, Grigoris Antoniou, Vassilis Christophides.
    A Formal Approach for RDF/S Ontology Evolution.
    ECAI 2008 - 18th European Conference on Artificial Intelligence, Patras, Greece, July 21-25, 2008, Proceedings 2008 (0) 2008
    Conference paper
    Efstratios Kontopoulos, Nick Bassiliades, Guido Governatori, Grigoris Antoniou.
    Extending a Defeasible Reasoner with Modal and Deontic Logic Operators.
    Proceedings of the 2008 IEEE/WIC/ACM International Conference on Web Intelligence and International Conference on Intelligent Agent Technology - Workshops, 9-12 December 2008, Sydney, NSW, Australia 2008 (0) 2008
    Conference paper
    Nikos Papadakis, Dimitris Plexousakis, Grigoris Antoniou, Manolis Daskalakis, Yannis Christodoulou.
    The Ramification Problem in Temporal Databases: A Solution Implemented in SQL.
    Foundations of Intelligent Systems, 17th International Symposium, ISMIS 2008, Toronto, Canada, May 20-23, 2008, Proceedings 2008 (0) 2008
    Conference paper
    Anastasia Analyti, Grigoris Antoniou, Carlos Viegas Damásio.
    A Principled Framework for Modular Web Rule Bases and Its Semantics.
    Principles of Knowledge Representation and Reasoning: Proceedings of the Eleventh International Conference, KR 2008, Sydney, Australia, September 16-19, 2008 2008 (0) 2008
    Conference paper
    Anastasia Analyti, Grigoris Antoniou, Carlos Viegas Damásio, Gerd Wagner.
    On the Computability and Complexity Issues of Extended RDF.
    PRICAI 2008: Trends in Artificial Intelligence, 10th Pacific Rim International Conference on Artificial Intelligence, Hanoi, Vietnam, December 15-19, 2008. Proceedings 2008 (0) 2008
    Conference paper
    Antonis Bikakis, Grigoris Antoniou.
    Local and Distributed Defeasible Reasoning in Multi-Context Systems.
    Rule Representation, Interchange and Reasoning on the Web, International Symposium, RuleML 2008, Orlando, FL, USA, October 30-31, 2008. Proceedings 2008 (0) 2008
    Conference paper
    Ioannis Avguleas, Katerina Gkirtzou, Sofia Triantafillou, Antonis Bikakis, Grigoris Antoniou, Efstratios Kontopoulos, Nick Bassiliades.
    Visualization of Proofs in Defeasible Logic.
    Rule Representation, Interchange and Reasoning on the Web, International Symposium, RuleML 2008, Orlando, FL, USA, October 30-31, 2008. Proceedings 2008 (0) 2008
    Conference paper
    Grigoris Antoniou, Nikos Dimaresis, Guido Governatori.
    A system for modal and deontic defeasible reasoning.
    Proceedings of the 2008 ACM Symposium on Applied Computing (SAC), Fortaleza, Ceara, Brazil, March 16-20, 2008 2008 (0) 2008
    Conference paper
    Grigoris Antoniou, Antonis Bikakis, Polyvios Damianakis, Mixalhs Foukarakis, Giorgos Iacovidis, Marianna Karmazi, Haridimos Kondylakis, Antreas Makridakis, Giorgos Nikiforos, Grigoris Papadourakis, Manolis Papoutsakis, Aggeliki Psyharaki, Giorgos Stratakis, Panagiotis Tourlakis, Petros Tsialiamanis, Giorgos Vasiliadis, Gerd Wagner, Dimitris Velegrakis.
    A Multi-agent Environment for Serving Proof Explanations in the Semantic Web.
    Artificial Intelligence: Theories, Models and Applications, 5th Hellenic Conference on AI, SETN 2008, Syros, Greece, October 2-4, 2008. Proceedings 2008 (0) 2008
    Conference paper
    Antonis Bikakis, Constantinos Papatheodorou, Grigoris Antoniou.
    The DR-Prolog Tool Suite for Defeasible Reasoning and Proof Explanation in the Semantic Web.
    Artificial Intelligence: Theories, Models and Applications, 5th Hellenic Conference on AI, SETN 2008, Syros, Greece, October 2-4, 2008. Proceedings 2008 (0) 2008
    Conference paper
    Antonis Bikakis, Grigoris Antoniou.
    Alternative Strategies for Contextual Reasoning with Conflicts in Ambient Computing.
    Web Reasoning and Rule Systems, Second International Conference, RR 2008, Karlsruhe, Germany, October 31-November 1, 2008. Proceedings 2008 (0) 2008
    Conference paper
    Manolis Kritsotakis, Maria Michou, Emmanouil Nikoloudakis, Antonis Bikakis, Theodore Patkos, Grigoris Antoniou, Dimitris Plexousakis.
    C-NGINE: A Contextual Navigation Guide for Indoor Environments.
    Ambient Intelligence, European Conference, AmI 2008, Nuremberg, Germany, November 19-22, 2008. Proceedings 2008 (0) 2008
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