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Conference/Workshop Papers: 108 articles

[2015]  [2014]  [2013]  [2012]  [2011]  [2010]  [2009]  [2008]  [<2008]

	2015
	E. Rigas, S. Ramchurn, N. Bassiliades, “Algorithms for Electric Vehicle Scheduling in Mobility-on-Demand Schemes”, 2015 IEEE 18th International Conference on Intelligent Transportation Systems, IEEE, (accepted for presentation), Las Palmas de Gran Canaria, Spain, 15-18 Sep 2015, 2015.
	E. Papagiannopoulou, G. Tsoumakas, N. Bassiliades, “On Discovering Relationships in Multi-Label Learning via Linked Open Data”, 4th Workshop on Knowledge Discovery and Data Mining Meets Linked Open Data (Know@LOD 2015), Johanna Volker, Heiko Paulheim, Jens Lehmann, Vojtech Svatek (Ed.), CEUR Workshop Proceedings, Vol-1365, 2015.
	A. Seitaridis, E. Rigas, N. Bassiliades, S. Ramchurn, “Towards an Agent-based Negotiation Scheme for Scheduling Electric Vehicle Charging”, 13th European Conference on Multi-Agent Systems, Athens,Greece, 2015.
	Year Total: 3
	2014
	I. Savvas, N. Bassiliades, E. Pimenidis, A. Sideridis, “Building a logic for a public administration service transformation algorithm”, E-Democracy, Security, Privacy and Trust in a Digital World, 5th International Conference, E-Democracy 2013, Springer, Communications in Computer and Information Science, Vol. 441, pp. 73-79, Athens, Greece, Dec 5-6, 2013, 2014.
	I. Viktoratos, A. Tsadiras, N. Bassiliades, “Geosocial SPLIS: A Rule-Based Service for context-aware point of interest exploration”, 8th International Rule Challenge at RuleML 2014, co-located with the 21st European Conference on Artificial Intelligence (ECAI 2014), Th. Patkos, A. Wyner, A. Giurca (Ed.), CEUR Workshop Proceedings, 1211, Prague, Czech Republic, August 18-20, 2014, 2014.
	I. Viktoratos, A. Tsadiras, N. Bassiliades, “Using Rules to Develop a Personalized and Social Location Information System for the Semantic Web”, Proc. 8th International Web Rule Symposium (RuleML 2014), co-located with the 21st European Conference on Artificial Intelligence (ECAI 2014), A. Bikakis et al. (Ed.), Springer, LNCS 8620, pp. 82-96, Prague, Czech Republic, August 18-20, 2014, 2014. (1)
	I. Viktoratos, A. Tsadiras, N. Bassiliades, “Providing a context-aware location based web service through semantics and user-defined rules”, Proc. 4th International Conference on Web Intelligence, Mining and Semantics (WIMS’14), ACM, New York, NY, USA, DOI=10.1145/2611040.261, pp. Article 9, Thessaloniki, Greece, June 2-4 2014, 2014.
	R. Akerkar, N. Bassiliades, J. Davies, V. Ermolayev, “Research and Applications in Web Intelligence, Mining, and Semantics”, Proc. 4th International Conference on Web Intelligence, Mining and Semantics (WIMS’14), ACM, New York, NY, USA, DOI=10.1145/2611040.2611045, pp. Article 0, Thessaloniki, Greece, June 2-4 2014, 2014.
	T. Stavropoulos, E. Kontopoulos, D. Sfounis, D. Vrakas, N. Bassiliades, I. Vlahavas, “An Applied Energy Management Approach in Intelligent Environments based on a Hybrid Agent Architecture”, Proc. 3rd International Workshop on AI Problems and Approaches for Intelligent Environments (AI4IE) in conjunction with ECAI 2014, http://ceur-ws.org/, (to appear), Prague, Czech Republic, August 18-22, 2014, 2014.
	T. Stavropoulos, E. Rigas, E. Kontopoulos, N. Bassiliades, I. Vlahavas, “A Multi-Agent Coordination Framework for Smart Building Energy Management”, Proc. 3nd International Workshop on Artificial Intelligence Techniques for Power Systems and Energy Markets (IATEM) in conjunction with DEXA 2014, IEEE, ISBN 978-1-4799-5721-7, pp. 126-130, Munich, Germany, September 1 - 4, 2014, 2014.
	Year Total: 7
	2013
	K. Lazou, M. Farini, V. Koutkias, V. Drossou, N. Maglaveras, N. Bassiliades, “On the Design of a Knowledge Base for Adverse Drug Event Prevention in Neonatal Intensive Care Units”, poster presented at 5th Panhellenic Conference on Biomedical Technologies, Athens, Greece, April 4-6, 2013, 2013.
	E. Rigas, S. Ramchurn, N. Bassiliades, G. Koutitas, “Congestion Management for Urban EV Charging Systems”, 4th IEEE International Conference on Smart Grid Communications (SmartGridComm 2013), IEEE, Vancouver, Canada, 21-24 Oct 2013, 2013. (3)
	K. Kravari, C. Papavasileiou, N. Bassiliades, “Knowledge-based e Contract Negotiation among Agents Using Semantic Web Technologies”, 5th International Conference on Computational Collective Intelligence Technologies and Applications (ICCCI 2013), C. Badica, N.T. Nguyen, and M. Brezovan (Eds.), Springer, LNAI 8083, pp. 215-224, Craiova, Romania, 11 - 13 Sep 2013, 2013.
	I. Viktoratos, A. Tsadiras, N. Bassiliades, “A Rule Based Personalized Location Information System for the Semantic Web”, 14th International Conference on Electronic Commerce and Web Technologies (EC-Web '13), C. Huemer and P. Lops (Eds.), Springer, Lecture Notes in Business Information Processing, Volume 152, pp. 27-38, Prague, Czech Republic, 26-29 Aug 2013, 2013.
	F. Kokkoras, K. Ntonas, N. Bassiliades, “DEiXTo: A web data extraction suite”, 6th Balkan Conference on Informatics (BCI 2013), ACM, pp. 9-12, Thessaloniki, Greece, 19-21 Sep 2013, 2013. (3)
	C. Badica, N. Bassiliades, S. Ilie, K. Kravari, “Enabling Agent Reasoning over the Web”, 6th Balkan Conference on Informatics (BCI 2013), ACM, pp. 259-266, Thessaloniki, Greece, 19-21 Sep 2013, 2013.
	K. Lazou, M. Farini, V. Koutkias, V. Drossou, N. Maglaveras, N. Bassiliades, “Adverse Drug Event Prevention in Neonatal Care: A Rule-Based Approach”, European Federation of Medical Informatics special topic conference on Data and Knowledge for Medical Decision Support (EFMI STC 2013), Studies in Health Technology and Informatics, B. Blobel et al. (Ed.), IOS Press, Vol. 186, pp. 170-174, Prague, Czech Republic, April 17th-19th 2013, 2013. (1)
	Year Total: 7
	2012
	K. Kravari, N. Bassiliades, “HARM: A Hybrid Rule-based Agent Reputation Model based on Temporal Defeasible Logic”, 6th International Symposium on Rules: Research Based and Industry Focused, Antonis Bikakis, Adrian Giurca (Ed.), Springer Berlin / Heidelberg, 7438, pp. 193 - 207, Montpellier, France, 2012. (4)
	I. Savvas, N. Bassiliades, E. Pimenidis, A. Sideridis, “Paving the way for a Transformational Public Administration global security, safety and sustainability and e-Democracy”, Global Security, Safety And Sustainability and E-Democracy, Proc. 17th ICGS3 / 4th e-Democracy Joint Conferences 2011, C. K. Georgiadis, H. Jahankhani, E. Pimenidis, R. Bashroush, and A. Al-Nemrat (Eds.), Springer, Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, 99, pp. 194-203, Thessaloniki, Greece, 24-26 Aug, 2011, 2012.
	E. Rigas, G. Meditskos, N. Bassiliades, “SWRL2COOL: Object-Oriented Transformation of SWRL in the CLIPS Production Rule Engine”, Proc. 7th Hellenic Conference on Artificial Intelligence (SETN 2012), Ilias Maglogiannis , Vassilis Plagianakos and Ioannis Vlahavas (Eds.), Springer, LNAI 7297, pp. 49-56, Lamia, Greece, May 28-31, 2012, 2012.
	N. Bassiliades, “Agents and Knowledge Interoperability in the Semantic Web Era”, Proc. 2nd International Conference on Web Intelligence, Mining and Semantics (WIMS’ 12), Dumitru Dan Burdescu, Rajendra Akerkar, Costin Badica (Ed.), ACM, pp. 46-58, Craiova, Romania, June 13-15, 2012, 2012.
	G. Meditskos, N. Bassiliades, D. Vrakas, I. Vlahavas, “IRISPortal: A Semantic Portal for Industrial Risk Cases Management”, Proc. 2nd International Conference on Web Intelligence, Mining and Semantics (WIMS’ 12), Dumitru Dan Burdescu, Rajendra Akerkar, Costin Badica (Ed.), ACM, pp. 243-250, Craiova, Romania, June 13-15, 2012, 2012. (1)
	I. Viktoratos, A. Tsadiras, N. Bassiliades, “Personalizing Location Information through Rule-Based Policies”, Rules on the Web: Research and Applications, Proc. 6th International Symposium on Rules: Research Based and Industry Focused (RuleML 2012), A. Bikakis and A. Giurca (Eds.), Springer, LNCS 7438, pp. 215-223, Montpellier, France, August 27-31, 2012, 2012.
	I. Viktoratos, A. Tsadiras, N. Bassiliades, “PLIS+: A Rule-Based Personalized Location Information System”, Proc. of the RuleML2012@ECAI Challenge, at the 6th International Symposium on Rules, Hassan Ait-Kaci, Yuh-Jong Hu, Grzegorz J. Nalepa, Monica Palmirani, Dumitru Roman (Ed.), CEUR Workshop Proceedings, Vol-874, Montpellier, France, August 27-31, 2012, 2012.
	E. Kontopoulos, T. Zetta, N. Bassiliades, “Semantically-enhanced Authoring of Defeasible Logic Rule Bases in the Semantic Web”, Proc. 2nd International Conference on Web Intelligence, Mining and Semantics (WIMS'12), ACM, Article 56, pp. 489-492, Craiova, Romania, June 13-15, 2012, 2012. (3)
	T. Stavropoulos, D. Vrakas, D. Vlachava, N. Bassiliades, “BOnSAI: a Smart Building Ontology for Ambient Intelligence”, Proc. 2nd International Conference on Web Intelligence, Mining and Semantics (WIMS-2012), ACM, pp. 263-274, Craiova, Romania, June 13-15, 2012, 2012. (18)
	K. Kravari, N. Bassiliades, “Advanced Agent Discovery Services”, Proc. 2nd International Conference on Web Intelligence, Mining and Semantics (WIMS '12), ACM, New York, NY, USA, Article 38, pp. 338-349, Craiova, Romania, June 13-15, 2012, 2012.
	Year Total: 10
	2011
	K. Kravari, K. Papatheodorou, G. Antoniou, N. Bassiliades, “Reasoning and Proofing Services for Semantic Web Agents”, In proceedings of the 22nd International Join Conference on Artificial Intelligence (IJCAI-2011), AAAI Press, 3, pp. 2662-2667, Barcelona, Spain, 2011. (5)
	G. Papadopoulos, N. Bassiliades, “Monitoring Conformance to the Internal Regulation of an MSc Course using Ontologies and Rules”, Proc. 2nd International Conference on Electronic Government and the Information Systems Perspective (EGOVIS'11), Kim Normann Andersen, Enrico Francesconi, Ake Gronlund and Tom M. van Engers (Eds.), Springer, LNCS 6866, pp. 212-226, Toulouse, France, Aug 29-Sep 2, 2011, 2011. (2)
	K. Kravari, K. Papatheodorou, G. Antoniou, N. Bassiliades, “Extending a Multi-agent Reasoning Interoperability Framework with Services for the Semantic Web Logic and Proof Layers”, 5th International Symposium on Rules: Research Based and Industry Focused (RuleML-2011@IJCAI), Springer Berlin / Heidelberg, Volume 6826/2011, pp. 29-43, Barcelona, Spain, 2011. (1)
	K. Kravari, T. Osmun, H. Boley, N. Bassiliades, “Cross-Community Interoperation Between the EMERALD and Rule Responder Multi-Agent Systems”, Proc. 5th International Symposium on Rules: Research Based and Industry Focused (RuleML-2011@IJCAI), Springer Berlin / Heidelberg, LNCS 6826, pp. 44-51, Barcelona, Spain, 2011. (1)
	D. Settas, G. Meditskos, N. Bassiliades, I. Stamelos, “Detecting antipatterns using a Web-based collaborative antipattern ontology knowledge base”, ONTOSE 2011: 5th International Workshop on Ontology, Models, Conceptualization and Epistemology in Social, Artificial and Natural Systems, pre conference workshop of CAiSE 2011, Springer, LNBIP 83, pp. 478-488, June 20th 2011, London, United Kingdom, 2011. (1)
	E. Ziaka, D. Vrakas, N. Bassiliades, “Translating Web Services Composition Plans to OWL-S Descriptions”, Proc. 3rd International Conference on Agents and Artificial Intelligence (ICAART 2011), pp. 167-176, 28-30 Jan 2011, Rome, Italy, 2011. (5)
	Year Total: 6
	2010
	K. Kravari, G. Kastori, N. Bassiliades, G. Governatori, “A Contract Agreement Policy-Based Workflow Methodology for Agents Interacting in the Semantic Web”, Semantic Web Rules, Proc. 4th International Web Rule Symposium (RuleML 2010), Springer, 6403, pp. 225-239, Washington, DC, USA, 2010. (2)
	K. Kravari, C. Malliarakis, N. Bassiliades, “T-REX: A hybrid agent trust model based on witness reputation and personal experience”, Proc. 11th International Conference on Electronic Commerce and Web Technologies (EC-Web 2010), Spinger, 61 - Part 3, pp. 107-118, Bilbao, Spain, 2010. (2)
	K. Mokos, G. Meditskos, P. Katsaros, N. Bassiliades, V. Vassiliadis, “Ontology-based Model Driven Engineering for Safety Verification”, Proc. 36th EUROMICRO Conference on Software Engineering and Advanced Applications (SEAA 2010), IEEE Computer Society, pp. 47-54, Lille, France, 1-3 Sep 2010, 2010. (6)
	M. Befa, E. Kontopoulos, N. Bassiliades, C. Berberidis, I. Vlahavas, “Deploying a Semantically-Enabled Content Management System in a State University”, Proceedings of EGOVIS 2010, K. N. Andersen et al. (Eds.), Springer, Heidelberg, LNCS 6267, pp. 257-264, 2010. (6)
	O. Hatzi, D. Vrakas, N. Bassiliades, D. Anagnostopoulos, I. Vlahavas, “Semantic Awareness in Automated Web Service Composition through Planning”, 6th Hellenic Conference on Artificial Intelligence (SETN 2010), Springer, LNAI, Vol. 6040, pp. 123-132, Athens, Greece, 4-7 May, 2010. (7)
	K. Kravari, E. Kontopoulos, N. Bassiliades, “EMERALD: A Multi-Agent System for Knowledge-based Reasoning Interoperability in the Semantic Web”, 6th Hellenic Conference on Artificial Intelligence (SETN 2010), Springer Berlin / Heidelberg, LNCS, Vol. 6040/2010, pp. 173-182, Athens, Greece, 4-7 May, 2010. (5)
	Year Total: 6
	2009
	N. Bassiliades, I. Antoniades, E. Hatzikos, I. Vlahavas, G. Koutitas, “An Intelligent System for Monitoring and Predicting Water Quality”, Proceedings of the European conference TOWARDS eENVIRONMENT, pp. 534-542, Prague, Czech Republic, March 2009, 2009. (1)
	O. Hatzi, G. Meditskos, D. Vrakas, N. Bassiliades, D. Anagnostopoulos, I. Vlahavas, “PORSCE II: Using Planning for Semantic Web Service Composition”, 3rd International Competition on Knowledge Engineering for Planning and Scheduling, ICAPS-09, Roman Bartak, Simone Frattini, Lee McCluskey (Ed.), pp. 38-45, Thessaloniki, Greece, 2009. (6)
	O. Hatzi, G. Meditskos, D. Vrakas, N. Bassiliades, D. Anagnostopoulos, I. Vlahavas, “Semantic Web Service Composition Using Planning and Ontology Concept Relevance”, 2009 IEEE/WIC/ACM International Joint Conference on Web Intelligence and Intelligent Agent Technology, pp. 418-421, Milan, Italy, 2009. (5)
	K. Kravari, E. Kontopoulos, N. Bassiliades, “Towards a Knowledge-based Framework for Agents Interacting in the Semantic Web”, 2009 IEEE/WIC/ACM International Conference on Intelligent Agent Technology (IAT'09), 15-18 September, Vol. 2, pp. 482-485, Milan, Italy, 2009. (2)
	K. Kravari, E. Kontopoulos, N. Bassiliades, “A Trusted Defeasible Reasoning Service for Brokering Agents in the Semantic Web”, 3rd International Symposium on Intelligent Distributed Computing (IDC 2009), 13-14 October, Springer Berlin / Heidelberg, Vol. 237, pp. 243-248, Ayia Napa, Cyprus, 2009.
	G. Valkanas, P. Natsiavas, N. Bassiliades, “A collision detection and resolution multi agent approach using utility functions”, 4th Balkan Conference in Informatics (BCI-09), P. Kefalas, D. Stamatis, C. Douligeris (Ed.), IEEE Computer Society, pp. 3-7, Thessaloniki, Greece, September 17th-19th 2009, 2009. (8)
	A. Athanassiades, E. Kontopoulos, N. Bassiliades, “Visualizing RDF Documents”, Proceedings of the 5th IFIP Conference on Artificial Intelligence Applications and Innovations (AIAI 2009), Springer, pp. 151-156, Thessaloniki, 2009. (1)
	E. Kargioti, E. Kontopoulos, N. Bassiliades, “OntoLife: An Ontology for Semantically Managing Personal Information”, Proceedings of the 5th IFIP Conference on Artificial Intelligence Applications and Innovations (AIAI 2009), Springer, pp. 127-134, Thessaloniki, 2009. (3)
	I. Katakis, G. Meditskos, G. Tsoumakas, N. Bassiliades, I. Vlahavas, “On the Combination of Textual and Semantic Descriptions for Automated Semantic Web Service Classification”, Proceedings of the 5th IFIP Conference on Artificial Intelligence Applications and Innovations (AIAI 2009), Springer, Thessaloniki, 2009. (14)
	Year Total: 9
	2008
	K. Mokos, P. Katsaros, N. Bassiliades, V. Vassiliadis, M. Perrotin, “Towards Compositional Safety Analysis via Semantic Representation of Component Failure Behaviour”, Proc. 8th Joint Conference on Knowledge - Based Software Engineering 2008 (JCKBSE 08), M. Virvou and T. Nakamura (Eds.), IOS Press, pp. 405-414, August 2008, Piraeus, Greece, 2008. (3)
	E. Kontopoulos, N. Bassiliades, G. Governatori, G. Antoniou, “Extending a Defeasible Reasoner with Modal and Deontic Logic Operators”, Proceedings of Workshop on Logics for Intelligent Agents and Multi-Agent Systems (WLIAMAS 2008) at IEEE/WIC/ACM International Conference on Web Intelligence and Intelligent Agent Technology, IEEE Computer Society Press, pp. 626-629, Sydney, Australia, 2008. (1)
	I. Avguleas, K. Gkirtzou, S. Triantafilou, A. Bikakis, G. Antoniou, E. Kontopoulos, N. Bassiliades, “Visualization of Proofs in Defeasible Logic”, Proceedings of the 2008 International Symposium on Rule Interchange and Applications (RuleML-2008), Nick Bassiliades, Guido Governatori, Adrian Paschke (Ed.), Springer, LNCS, Vol. 5321, pp. 197-210, Orlando, Florida, USA, 2008. (1)
	G. Meditskos, N. Bassiliades, “Combining a DL Reasoner and a Rule Engine for Improving Entailment-based OWL Reasoning”, Proc. 7th International Semantic Web Conference (ISWC-2008), 26-30 Oct 2008, Karlsruhe, Germany, Springer, LNCS, Vol. 5318, pp. 277-292, 2008. (23)
	O. Hatzi, G. Meditskos, D. Vrakas, N. Bassiliades, D. Anagnostopoulos, I. Vlahavas, “A Synergy of Planning and Ontology Concept Ranking for Semantic Web Service Composition”, 11th Ibero-American Conference on Artificial Intelligence, H. Geffner et al. (Ed.), Springer-Verlag, LNAI 5290, pp. 42-51, Lisbon, Portugal, 2008. (2)
	G. Meditskos, N. Bassiliades, “Rule-based OWL Ontology Reasoning Using Dynamic ABOX Entailments”, 18th European Conference on Artificial Intelligence, pp. 731-732, IOS Press, pp. 731-732, 2008. (1)
	G. Meditskos, N. Bassiliades, “HOOPO: A Hybrid Object-Oriented Integration of Production Rules and OWL Ontologies”, 18th European Conference on Artificial Intelligence, pp, 729-730, IOS Press, pp. 729-730, 2008. (4)
	Year Total: 7
	<2008
	O. Hatzi, D. Vrakas, N. Bassiliades, D. Anagnostopoulos, I. Vlahavas, “VLEPpO: A Visual Language for Problem Representation”, 26th Workshop of the UK Planning and Scheduling Special Interest Group, Roman Bartak (Ed.), pp. 60 - 66, Prague, Czech Republic, 2007. (1)
	O. Hatzi, D. Vrakas, N. Bassiliades, D. Anagnostopoulos, I. Vlahavas, “Visual Representation of Web Service Composition Problems through VLEPpO”, International Workshop on Intelligent Web Based Tools, 19th IEEE International conference on Tools with Artificial Intelligence, Juan D. Velasquez (Ed.), pp. 42 - 49, Patras, Greece, 2007. (1)
	G. Meditskos, N. Bassiliades, “Object-Oriented Similarity Measures for Semantic Web Service Matchmaking”, Proc. 5th IEEE European Conf. on Web Services (ECOWS 2007), Halle (Saale), Germany, November 26-28, IEEE, 2007. (12)
	E. Kontopoulos, N. Bassiliades, G. Antoniou, “Visual Stratification of Defeasible Logic Rule Bases”, Proceedings of the 19th IEEE International Conference on Tools with Artificial Intelligence (ICTAI), IEEE, pp. 238-245, Patras, Greece, 2007.
	A. Nestoras, S. Demetriadis, N. Bassiliades, “LPMO: An Ontology for Learning Problems”, 3rd Balkan Conference in Informatics (BCI'2007), to be presented, 27-29 Sep. 2007, Sofia, Bulgaria, 2007.
	A. Papakonstantinou, S. Demetriadis, N. Bassiliades, “Ontology Development for Computer Supported Collaborative Learning Scripts”, 3rd Balkan Conference in Informatics (BCI'2007), to be presented, 27-29 Sep. 2007, Sofia, Bulgaria, 2007. (3)
	A. Symeonidis, G. Meditskos, E. Kontopoulos, N. Bassiliades, “A Web Service Reasoner for the Semantic Web”, Proceedings of the 2nd Annual SEERC Doctoral Student Conference, Thessaloniki, Greece, 2007. (1)
	F. Kokkoras, N. Bassiliades, I. Vlahavas, “Cooperative CG-Wrappers for Web Content Extraction”, Proc. 15th International Conference on Conceptual Structures (ICCS '07), U. Priss, S. Polovina, and R. Hill (Eds.), Springer-Verlag Berlin Heidelberg, LNAI 4604, pp. 476-479, Sheffield, UK, 2007.
	G. Meditskos, N. Bassiliades, “A Semantic Web Service Discovery and Composition Prototype Framework Using Production Rules”, OWL-S: Experiences and Directions, Innsbruck, Austria, 2007. (8)
	E. Kontopoulos, N. Bassiliades, G. Antoniou, “A Visualization Algorithm for Defeasible Logic Rule Bases over RDF Data”, 1st International Conference on Web Reasoning and Rule Systems (RR 2007), Springer, LNCS 4524, pp. 367-369, Innsbruck, Austria, 7-8 June, 2007.
	N. Bassiliades, G. Antoniou, G. Governatori, “Proof Explanation in the DR-DEVICE System”, 1st International Conference on Web Reasoning and Rule Systems (RR 2007), Springer-Verlag, LNCS 4524, pp. 249-258, Innsbruck, Austria, 7-8 June 2007, 2007. (10)
	E. Kontopoulos, K. Kravari, N. Bassiliades, “Object-Oriented Modelling of RDF Schema Ontologies”, 11th Panhellenic Conference on Informatics (PCI 2007), pp. 479-489, Patras, Greece, 18-20 May, 2007. (1)
	E. Banos, I. Katakis, N. Bassiliades, G. Tsoumakas, I. Vlahavas, “PersoNews: A Personalized News Reader Enhanced by Machine Learning and Semantic Filtering”, 5th International Conference on Ontologies, DataBases, and Applications of Semantics (ODBASE 2006), R. Meersman, Z. Tari (Ed.), Springer-Verlag, pp. 975-982, Montpellier, France, 2006. (24)
	G. Meditskos, E. Kontopoulos, N. Bassiliades, “Querying and Visualizing the Semantic Web”, Proceedings of the 1st Annual SEERC Doctoral Student Conference, Thessaloniki, Greece, 2006.
	E. Kontopoulos, N. Bassiliades, G. Antoniou, “Visualizing Defeasible Logic Rules for the Semantic Web”, 1st Asian Semantic Web Conference (ASWC'06), Springer-Verlag, LNCS 4185, pp. 278-292, Beijing, China, 3-7 September, 2006. (4)
	E. Kontopoulos, N. Bassiliades, G. Antoniou, “A Non-Monotonic Reasoning System for RDF Metadata”, Proc. 11th Int. Workshop on Non-Monotonic Reasoning, pp. 285-293, Lake District area, UK, 30 May - 1 June, 2006.
	G. Meditskos, N. Bassiliades, “O-DEVICE: An Object-Oriented Knowledge Base System for OWL Ontologies”, Proc. 4th Hellenic Conference on Artificial Intelligence (SETN-06), G. Antoniou, G. Potamias, D. Plexousakis, C. Spyropoulos (Ed.), Springer-Verlag, LNAI 3955, pp. 256-266, Heraklion, Crete, 18-20 May, 2006. (3)
	E. Kontopoulos, N. Bassiliades, “Graphical Representation of Defeasible Logic Rules using Digraphs”, Proc. 4th Hellenic Conference on Artificial Intelligence (SETN-06), G. Antoniou, G. Potamias, D. Plexousakis, C. Spyropoulos (Ed.), Springer-Verlag, LNAI 3955, pp. 529-533, Heraklion, Crete, 18-20 May, 2006. (3)
	D. Vrakas, F. Kokkoras, N. Bassiliades, I. Vlahavas, “Towards Automatic Synthesis of Educational Resources through Automated Planning”, Proc. 4th Hellenic Conference on Artificial Intelligence (SETN-06), Grigoris Antoniou, George Potamias, Costas Spyropoulos, Dimitris Plexousakis (Ed.), Springer Berlin, LNAI 3955, pp. 421-431, Heraklion, Crete, 18-20 May, 2006. (2)
	E. Hatzikos, L. Anastasakis, N. Bassiliades, I. Vlahavas, “Applying neural networks with active neurons to sea-water quality measurements”, 2nd Int. Scientific Conf. on Computer Science, Plamenka Borovska, Sofoklis Christofordis (Ed.), IEEE Computer Society, Bulgarian Section, 30th Sep-2nd Oct 2005, Halkidiki, Greece, 2005. (14)
	N. Bassiliades, “Semantic Web: Vision and Technologies”, 2nd Int. Scientific Conf. on Computer Science, Plamenka Borovska, Sofoklis Christofordis (Ed.), IEEE Computer Society, Bulgarian Section, 30th Sep-2nd Oct 2005, Halkidiki, Greece, 2005. (1)
	N. Bassiliades, E. Kontopoulos, G. Antoniou, “VDR-DEVICE: A Visual Editor for a Defeasible Logic Rule-ML-compatible Rule Language”, 4th International Semantic Web Conference (ISWC2005), Demo/Poster Session, Edward Curry (Ed.), Galway, Ireland, 6-10 November, 2005.
	G. Meditskos, N. Bassiliades, “Towards an Object-Oriented Reasoning System for OWL”, Int. Workshop on OWL Experiences and Directions, B. Cuenca Grau, I. Horrocks, B. Parsia, P. Patel-Schneider (Ed.), 11-12 Nov. 2005, Galway, Ireland, 2005. (6)
	N. Bassiliades, E. Kontopoulos, G. Antoniou, “A Visual Environment for Developing Defeasible Rule Bases for the Semantic Web”, Proc. International Conference on Rules and Rule Markup Languages for the Semantic Web (RuleML-2005), A. Adi, S. Stoutenburg, S. Tabet (Ed.), Springer-Verlag, LNCS 3791, pp. 172-186, Galway, Ireland, 10-12 November, 2005. (6)
	G. Antoniou, T. Skylogiannis, A. Bikakis, N. Bassiliades, “A Deductive Semantic Brokering System”, 9th International Conference on Knowledge-Based Intelligent Information and Engineering Systems (KES 2005), R. Khosla, R. J. Howlett, L. C. Jain (Ed.), Springer-Verlag, LNCS 3682, pp. 746-752, Melbourne, Australia, September 14-16, 2005.
	N. Bassiliades, E. Kontopoulos, G. Antoniou, I. Vlahavas, “A Graphical Rule Authoring Tool for Defeasible Reasoning in the Semantic Web”, 10th Panhellenic Conference on Informatics (PCI 2005), P. Bozanis and E.N. Houstis (Eds.), Springer-Verlag, LNCS 3746, Volos, Greece, 11-13 November, 2005.
	T. Skylogiannis, G. Antoniou, N. Bassiliades, G. Governatori, “DR-NEGOTIATE – A System for Automated Agent Negotiation with Defeasible Logic-Based Strategies”, IEEE International Conference on E-Technology, E-Commerce and E-Service, W.K.W. Cheung, J. Hsu (Ed.), IEEE, pp. 44-49, 29/3 - 1/4/2005, Hong Kong, China, 2005. (19)
	G. Antoniou, T. Skylogiannis, A. Bikakis, N. Bassiliades, “DR-BROKERING – A Defeasible Logic-Based System for Semantic Brokering”, IEEE International Conference on E-Technology, E-Commerce and E-Service, W.K.W. Cheung, J. Hsu (Ed.), IEEE, pp. 414-417, 29/3 - 1/4/2005, Hong Kong, China, 2005.
	T. Skylogiannis, G. Antoniou, N. Bassiliades, “A System for Automated Agent Negotiation with Defeasible Logic-Based Strategies – Preliminary Report”, Third International Workshop on Rules and Rule Markup Languages for the Semantic Web (RuleML 2004), G. Antoniou, H. Boley (Ed.), Springer-Verlag, LNCS 3323, pp. 205-213, Hiroshima, Japan, November 8, 2004, 2004. (9)
	N. Bassiliades, G. Antoniou, I. Vlahavas, “DR-DEVICE: A Defeasible Logic RDF Rule Language”, 3rd International Semantic Web Conference (ISWC2004), Demonstrations Program, Hiroshima, Japan, 7-11 Nov. 2004, 2004. (1)
	N. Bassiliades, G. Antoniou, I. Vlahavas, “A Defeasible Logic Reasoner for the Semantic Web”, Third International Workshop on Rules and Rule Markup Languages for the Semantic Web (RuleML 2004), G. Antoniou, H. Boley (Ed.), Springer-Verlag, LNCS 3323, pp. 49-64, Hiroshima, Japan, 8 Nov. 2004, 2004. (19)
	N. Bassiliades, I. Vlahavas, “R-DEVICE: A Deductive RDF Rule Language”, Third International Workshop on Rules and Rule Markup Languages for the Semantic Web (RuleML 2004), G. Antoniou, H. Boley (Ed.), Springer-Verlag, LNCS 3323, pp. 65-80, Hiroshima, Japan, 8 Nov. 2004, 2004. (5)
	N. Bassiliades, G. Antoniou, I. Vlahavas, “DR-DEVICE: A Defeasible Logic System for the Semantic Web”, Second International Workshop on Principles and Practice of Semantic Web Reasoning (PPSWR04), Sebastian Schaffert (Ed.), Springer-Verlag, LNCS 3208, pp. 134-148, St Malo, France, 6-10 Sept., 2004. (37)
	G. Tsoumakas, G. Meditskos, D. Vrakas, N. Bassiliades, I. Vlahavas, “Web Services for Adaptive Planning”, Proc. ECAI04 Workshop on Planning and Scheduling: Bridging Theory to Practice, D. Borrajo (Ed.), IOS Press, Valencia Spain, 2004. (4)
	G. Tsoumakas, D. Vrakas, N. Bassiliades, I. Vlahavas, “Lazy Adaptive Multicriteria Planning”, Proc. 16th European Conference on Artificial Intelligence, ECAI 2004, R. Lopez de Mantaras and L. Saitta (Eds.), IOS Press, pp. 693-697, Valencia, Spain, 2004. (8)
	F. Kokkoras, N. Bassiliades, I. Vlahavas, “Modelling Information Extraction Wrappers with Conceptual Graphs”, Proc. (2nd Volume) 3rd Panhellenic Conference on Artificial Intelligence (SETN'04), Zitis Publications, ISBN 960-431-910-8, 5-8 May 2004, Samos, Greece, 2004. (2)
	G. Tsoumakas, D. Vrakas, N. Bassiliades, I. Vlahavas, “Using the k-nearest problems for adaptive multicriteria planning”, Proc. 3rd Hellenic Conference on Artificial Intellligence (SETN '04), G. Vouros and T. Panayiotopoulos (Eds.), Springer-Verlag, LNAI 3025, pp. 132-141, Samos, Greece, 2004. (1)
	N. Bassiliades, I. Vlahavas, “Capturing RDF Descriptive Semantics in an Object Oriented Knowledge Base System”, Proc. 12th Int. WWW Conf. (WWW2003), ACM, CDROM (Poster), Budapest, Hungary, May 2003, 2003. (6)
	N. Bassiliades, I. Vlahavas, “A Knowledge-based Framework for Building Web Service Domains”, 9th Panhellenic Conference on Informatics (PCI'2003), pp. 331-345, Thessaloniki, Greece, November 2003, 2003.
	D. Vrakas, G. Tsoumakas, N. Bassiliades, I. Vlahavas, “Learning Rules for Adaptive Planning”, Proc. 13th International Conference on Automated Planning and Scheduling (ICAPS '03), pp. 82-91, Trento, Italy, June 2003, 2003. (17)
	N. Bassiliades, I. Vlahavas, “Intelligent Querying of Web Documents Using a Deductive XML Repository”, Proc. 2nd Hellenic Conference on AI (SETN '02), I. Vlahavas, C. Spyrolpoulos (Ed.), Springer-Verlag, LNAI 2308, pp. 437-448, 2002. (4)
	D. Sampson, V. Papaioannou, N. Bassiliades, I. Vlahavas, “An Educational Metadata Management System using a deductive object-oriented database approach”, Proc. ED-MEDIA World Conference on Educational Multimedia, Hypermedia and Telecommunications, pp. 1724-1728, 2002. (1)
	N. Bassiliades, I. Vlahavas, F. Kokkoras, “Knowledge Management and Artificial Intelligence”, Proc. Workshop on Education of Informaticians and Industrial Mathematicians: New Challenges and Needs, pp. 31-49, 2001.
	I. Refanidis, N. Bassiliades, I. Vlahavas, “AI Planning for Transportation Logistics”, Proc. 17th International Logistics Conference, pp. 241-248, Thessaloniki, October 2001, 2001. (2)
	I. Vlahavas, N. Bassiliades, I. Sakellariou, et al., “System Architecture of a Distributed Expert System for the management of a National Data Network”, Proc. 8th International Conference on Artificial Intelligence (AIMSA '98), F. Giunchiglia (Ed.), Springer-Verlag, Vol. 1480, pp. 438-451, Sozopol, Bulgaria, September 1998, 1998. (3)
	N. Bassiliades, I. Vlahavas, “A Deductive Object-Oriented Database System based on Active Rules”, Proc. 6th Hellenic Conference on Informatics, pp. 180-189, Athens, December 1997, 1997. (1)
	N. Bassiliades, I. Vlahavas, “A Non-Uniform Data Fragmentation Strategy for Parallel Main-Memory Database Systems”, Proc. 21st International Conference on Very Large Data Bases (VLDB '95), U. Dayal, P.M.D. Gray, S. Nishio (Ed.), Morgan Kaufmann, pp. 370-381, September 11-15, 1995, Zurich, Switzerland, 1995. (7)
	S. Embury, P. Gray, N. Bassiliades, “Constraint Maintenance Using Generated Methods in the P/FDM Object-Oriented Database”, Proc. 1st International Workshop on Rules in Database Systems, N.W. Paton and M.H. Williams (Eds.), Springer-Verlag, pp. 364-381, Edinburgh, Scotland, 30 August- 1 September 1993, 1994. (8)
	N. Bassiliades, I. Vlahavas, “Modelling Constraints with Exceptions in Object-Oriented Databases”, Entity-Relationship Approach - ER'94, Business Modelling and Re-Engineering, 13th International Conference on the Entity-Relationship Approach, P. Loucopoulos (Ed.), Springer-Verlag, LNCS 881, pp. 189-204, Manchester, United Kingdom, December 1994, 1994. (14)
	C. Maciazek, N. Bassiliades, I. Vlahavas, “Parallel Management of Large Deductive Databases in a Multi-Processor Environment”, Proc. IEEE Mediterranean Electrotechnical Conference (Melecon '94), pp. 367-370, Antalya, Turkey, April 1994, 1994. (1)
	N. Bassiliades, I. Vlahavas, “A Multiprocessor System for the Efficient Management of Large Knowledge Bases (in Greek)”, Proc. 6th Hellenic Physics Conference, pp. 217-221, Xanthi, Greece, March 1993, 1993.
	N. Bassiliades, I. Vlahavas, “A Multiprocessor Machine for the Parallel Management of an Active Object-Oriented DataBase (in Greek)”, Proc. 4th Hellenic Conference on Informatics, pp. 501-512, Patra, Greece, December 1993, 1993.
	N. Bassiliades, I. Vlahavas, “LBASE: A Logical Database Management System”, General Conference of the Balkan Physical Union, pp. 640-642, Thessaloniki, Greece, September 1991, 1991.
	Year Total: 53