ICS Publications - ISL

Conferences (91)

Papers in Proceedings (full-paper reviewed)

Patkos, Th., Chibani, A., Plexousakis, D., & Amirat, Y. (2012). A Production Rule-Based Framework for Causal and Epistemic Reasoning. Rules on the Web: Research and Applications - 6th International Symposium, RuleML 2012, Montpellier, France, 2012. Proceedings. August 27-29, (pp. 120-135). Springer (978-3-642-32688-2)
Baryannis, G., Carro, M., & Plexousakis, D. (2012). Deriving Specifications for Composite Web Services. Xiaoying Bai, Fevzi Belli, Elisa Bertino, Carl K. Chang, Atilla Elçi, Cristina Cerschi Seceleanu, Haihua Xie, Mohammad Zulkernine (Eds.): 36th Annual IEEE Computer Software and Applications Conference, COMPSAC 2012, Izmir, Turkey. July 16-July 20, (pp. 432-437). IEEE Computer Society (978-1-4673-1990-4)
Kondylakis, H., & Plexousakis, D. (2012). Ontology Evolution: Assisting Query Migration. Conceptual Modeling 31st International Conference ER 2012, Florence, Italy, October 15-18, 2012. Proceedings. (pp. 331-344). Berlin Heidelberg: Springer (978-3-642-34001-7)
Daskalaki, E., & Plexousakis, D. (2012). OtO Matching System: A Multi-strategy Approach to Instance Matching. Advanced Information Systems Engineering. 24th International Conference, CAiSE 2012, Gdansk, Poland, 2012. Proceedings. June 25-29, (pp. 286-300). Berlin Heidelberg: Springer (978-3-642-31094-2)
Kritikos, K., & Plexousakis, D. (2012). Towards Optimal and Scalable Non-Functional Service Matchmaking Techniques. In Proceedings of 2012 IEEE 19th International Conference on Web Services, Honolulu, HI. June 24-29 , (pp. 327-335). IEEE (978-1-4673-2131-0)
Zeginis, Ch., Konsolaki, K., Kritikos, K., & Plexousakis, D. (2012). Towards Proactive Cross-Layer Service Adaptation. Web Information Systems Engineering - WISE 2012 13th International Conference, Paphos, Cyprus, 2012. Proceedings. November 28-30, (pp. 704-711). Berlin Heidelberg: Springer (978-3-642-35062-7)
Patkos, Th., & Plexousakis, D. (2011). Epistemic Reasoning for Ambient Intelligence. ICART 2011 - 3rd International Conference on Agents and Artificial Inteligence . 28-30 January, Rome, Italy. (pp. 242-248). SciTePress (978-989-8425-40-9)
Kondylakis, H., & Plexousakis, D. (2011). Exelixis: evolving ontology-based data integration system. ACM SIGMOD International Conference on Management of Data, SIGMOD 2011. June 12-16, Athens, Greece. (pp. 1283-1286). New York, NY, USA: ACM (978-1-4503-0661-4)
Kondylakis, H., & Plexousakis, D. (2011). Ontology Evolution in Data Integration: Query Rewriting to the Rescue. Conceptual Modeling - ER 2011, 30th International Conference, ER 2011. Proceedings. October 31 - November 3, Brussels, Belgium. (pp. 393-401). Springer (978-3-642-24605-0)
Patkos, Th., Chrysakis, I., Bikakis, A., Plexousakis, D., & Antoniou, G. (2010). A Reasoning Framework for Ambient Intelligence. May 4-7, Athens, Greece. (pp. 213-222)
Kondylakis, H., & Plexousakis, D. (2010). Enabling ontology evolution in data integration. Proceedings of the 2010 EDBT/ICDT Workshops. Lausanne, Switzerland. (pp. 38:1-38:7). New York, NY, USA: ACM (978-1-60558-990-9)
Chrysakis, I., Chalkidis, C., & Plexousakis, D. (2010). Evaluation of top-k queries in peer-to-peer networks using threshold algorithms. Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010. October 26-30, Toronto, Ontario, Canada. (pp. 1305-1308). ACM (978-1-4503-0099-5)
Tzitzikas, Y., Plexousakis, D., & Kondylakis, H. (2010). Ontology evolution in data integration. Proceedings of the Hellenic Data Management Symposium. Agia Napa, Cyprus
Zeginis, Ch., & Plexousakis, D. (2010). Towards Realizing WS Cross-Layer Monitoring and Adaptation. In Proceedings of the PhD Symposium at the 8th IEEE European Conference on Web Services . December 3, Agia Napa, Cyprus
Kondylakis, H., Doerr, M., & Plexousakis, D. (2009). Empowering Provenance in Data Integration. 13th East European Conference on Advances in Databases and Information Systems, ADBIS 2009. 7 September 2009 through 10 September 2009, Riga. (pp. 270-285) (03029743; 3642039723 (ISBN); 9783642039720 (ISBN))
Nikoloudakis, E., Kritsotakis, M., Bikakis, A., Patkos, Th., Antoniou, G., & Plexousakis, D. (2009). Exploiting semantics for indoor navigation and user-tracking. Symposia and Workshops on Ubiquitous, Autonomic and Trusted Computing in Conjunction with the UIC '09 and ATC '09 Conferences, UIC-ATC 2009. 7 July 2009 through 9 July 2009, Brisbane. (pp. 149-154) (9780769537375 (ISBN))
Treiber, M., Kritikos, K., Schall, D., Plexousakis, D., & Dustdar, Sch. (2009). Modeling Context-aware and Socially-enriched Mashups. In Proceedings of the 3rd International Workshop on Web APIs and Services Mashups (at OOPSLA '09). October
Kondylakis, H., Flouris, G., & Plexousakis, D. (2009). Ontology and Schema Evolution in Data Integration: Review and Assessment. OTM '09: Proceedings of the Confederated International Conferences, CoopIS, DOA, IS, and ODBASE 2009 on On the Move to Meaningful Internet Systems. Vilamoura, Portugal. (pp. 932-947). Berlin, Heidelberg: Springer-Verlag (978-3-642-05150-0) (pdf)
Patkos, Th., & Plexousakis, D. (2009). Reasoning with Knowledge, Action and Time in Dynamic and Uncertain Domains. IJCAI 2009, Proceedings of the 21st International Joint Conference on Artificial Intelligence. July 11-17, Pasadena, California, USA. (pp. 885-890) (pdf)
Patkos, Th., & Plexousakis, D. (2009). Sensing Inertial and Continuously-Changing World Features. Proceedings of the 5th IFIP International Conference on Artificial Intelligence Applications and Innovations. Thessaloniki, Greece. (pp. 379-388)
Baryannis, G., & Plexousakis, D. (2009). The frame problem in Web service specifications. PESOS '09: Proceedings of the 2009 ICSE Workshop on Principles of Engineering Service Oriented Systems. (pp. 9-12). Washington, DC, USA: IEEE Computer Society (978-1-4244-3716-0)
Michou, M., Bikakis, A., Patkos, Th., Antoniou, G., & Plexousakis, D. (2008). A Semantics-Based User Model for the Support of Personalized, Context-Aware Navigational Services. Ontologies in Interactive Systems, 2008. ONTORACT '08. First International Workshop on. (pp. 41-50)
Bikakis, A., Patkos, Th., Antoniou, G., & Plexousakis, D. (2008). A Survey of Semantics-Based Approaches for Context Reasoning in Ambient Intelligence. In Constructing Ambient Intelligence - AmI-07 Workshops, Communications in Computer and Information Science. 2007 Nov, Darmstadt, Germany. (pp. 14-23). Berlin: Springer (9783540853787 (pbk.) 3540853782 (pbk.)) (pdf)
Patkos, Th., & Plexousakis, D. (2008). A theory of action, knowledge and time in the event calculus. 5th Hellenic Conference on Artificial Intelligence, SETN 2008. 2 October 2008 through 4 October 2008, Syros. (pp. 226-238) (03029743; 3540878807 (ISBN); 9783540878803 (ISBN))
Kritsotakis, M., Michou, M., Nikoloudakis, E., Bikakis, A., Patkos, Th., Antoniou, G., & Plexousakis, D. (2008). C-NGINE: A Contextual Navigation Guide for Indoor Environments. Proceedings of the 2nd European Conference on Ambient Intelligence (AmI-08). November 19-22, Nuremberg, Germany. (pp. 258-275)
Kritikos, K., & Plexousakis, D. (2008). Evaluation of QoS-based web service matchmaking algorithms. 2008 IEEE Congress on Services, SERVICES 2008. 6 July 2008 through 11 July 2008, Honolulu, HI. (pp. 567-574) (9780769532868 (ISBN))
Rousidis, I., Tzagkarakis, G., Plexousakis, D., & Tzitzikas, Y. (2008). On a probabilistic combination of prediction sources. 17th International Symposium on Methodologies for Intelligent Systems, ISMIS 2008. 20 May 2008 through 23 May 2008, Toronto. (pp. 535-544) (03029743; 3540681221 (ISBN); 9783540681229 (ISBN)) (pdf)
Papadakis, N., Plexousakis, D., Antoniou, G., Daskalakis, M., & Christodoulou, Y. (2008). The Ramification Problem in Temporal Databases: A Solution Implemented in SQL. Proceedings of the 17th International Symposium on Methodologies for Intelligent Systems (ISMIS '08). May 20-23, Toronto, Canada. (pp. 381-388)
Kritikos, K., & Plexousakis, D. (2007). A semantic QoS-based web service discovery algorithm for over-constrained demands. 3rd International Conference on Next generation Web Services Practices, NWeSP '07. 29 October 2007 through 31 October 2007, Seoul. (pp. 49-54) (0769530222 (ISBN); 9780769530222 (ISBN))
Kritikos, K., & Plexousakis, D. (2007). A Semantic QoS-Based Web Service Discovery Engine for Over-Constrained QoS Demands. ICSOC Workshops. September 17, Vienna, Austria. (pp. 151-164)
Patkos, Th., Bikakis, A., Antoniou, G., Papadopouli, M., & Plexousakis, D. (2007). A Semantics-Based Framework for Context-Aware Services: Lessons Learned and Challenges. Proceedings of the 4th International Conference on Ubiquitous Intelligence and Computing (UIC-2007). July 11-13, Hong Kong, China. (pp. 839-848). Springer (pdf)
Patkos, Th., Bikakis, A., Antoniou, G., Papadopouli, M., & Plexousakis, D. (2007). Distributed AI for ambient intelligence: Issues and approaches. Proceedings of the 2nd European Conference on Ambient Intelligence (AmI-07). 7 November 2007 through 10 November 2007, Darmstadt, Germany. (pp. 159-176). Springer-Verlag (03029743 (ISSN); 9783540766513 (ISBN))
Tsiknakis, M.N., Grangeat, P., Binz, P.A., Potamias, G.A., Lisacek, F., Gerfault, L., Paulus, C., Manakanatas, D., Kritsotakis, V., Kondylakis, H., Perez, M., Plexousakis, D., Kaforou, S., & Kafetzopoulos, D. (2007). Functional specifications of an integrated proteomics information management and analysis platform.. Conf Proc IEEE Eng Med Biol Soc. (pp. 6065-6069) (1557170X)
Kritikos, K., & Plexousakis, D. (2007). OWL-Q for Semantic QoS-based Web Service Description and Discovery. SMRR. November 11, Busan, South Korea (pdf)
Kondylakis, H., Analyti, A., & Plexousakis, D. (2007). Quete: Ontology-based query system for distributed sources. Proceedings. of the 11th East European Conference on Advances in Databases and Information Systems (ADBIS '07). 29 September 2007 through 3 October 2007, (pp. 359-375). Varna (03029743 (ISSN); 9783540751847 (ISBN))
Kritikos, K., & Plexousakis, D. (2007). Requirements for QoS-based web service description and discovery. 31st Annual International Computer Software and Applications Conference, COMPSAC 2007. 24 July 2007 through 27 July 2007, Beijing. (pp. 467-472) (07303157; 9780769528700 (ISBN))
Kritikos, K., & Plexousakis, D. (2007). Semantic QoS-based web service discovery algorithms. 5th IEEE European Conference on Web Services, ECOWS 07. 26 November 2007 through 28 November 2007, Halle. (pp. 181-190) (0769530443 (ISBN); 9780769530444 (ISBN))
Papadakis, N., Antoniou, G., & Plexousakis, D. (2007). The ramification problem in temporal databases: Concurrent execution with conflicting constraints. Proceedings of the 19th IEEE International Conference on Tools with Artificial Intelligence (ICTAI '07). 29 October 2007 through 31 October 2007, Patras, Greece. (pp. 274-278) (10823409 (ISSN); 076953015X (ISBN); 9780769530154 (ISBN))
Flouris, G., Plexousakis, D., & Antoniou, G. (2006). A Classification of Ontology Change. Proceedings of the 3rd Italian Semantic Web Workshop, Semantic Web Applications and Perspectives (SWAP-06). 18-20 December, Pisa, Italy
Bikakis, A., Patkos, Th., Antoniou, G., Papadopouli, M., & Plexousakis, D. (2006). A Semantic-based Framework for Context-Aware Pedestrian Guiding Services. Proceedings of the Second International Workshop on Semantic Web Technology For Ubiquitous and Mobile Applications (SWUMA '06). August 28, Riva del Garda, Trentino, Italy. (pp. 7-11)
Manakanatas, D., & Plexousakis, D. (2006). A Tool for Semi-Automated Semantic Schema Mapping: Design and Implementation. DISWEB. June 5-9, Luxemburg
Flouris, G., & Plexousakis, D. (2006). Bridging ontology evolution and belief change. In Proceedings of the 4th Hellenic Conference on Artificial Intelligence (SETN '06). 18 May 2006 through 20 May 2006, Heraklion, Crete. (pp. 486-489) (03029743; 354034117X (ISBN); 9783540341178 (ISBN))
Tzitzikas, Y., Christophides, V., Flouris, G., Kotzinos, D., Markkanen, H., Plexousakis, D., & Spyratos, N. (2006). Emergent Knowledge Artifacts for Supporting Trialogical E-Learning. In Proceedings of the 1st International Workshop on Building Technology Enhanced Learning solutions for Communities of Practice, TEL-CoPS 2006. October, Heraklion, Greece
Alevizou, V., & Plexousakis, D. (2006). Enhanced Specifications for Web Service Composition. ECOWS. 4-6 December, Zurich, Switzerland. (pp. 223-232)
Flouris, G., Plexousakis, D., & Antoniou, G. (2006). Evolving ontology evolution. Proceedings of the 32nd International Conference on Current Trends in Theory and Practice of Computer Science (SOFSEM 06). 21 January 2006 through 27 January 2006, Merin, Czech Republic. (pp. 14-29) (03029743; 354031198X (ISBN); 9783540311980 (ISBN))
Flouris, G., Huang, Z., Pan, J.Z., Plexousakis, D., & Wache, H. (2006). Inconsistencies, negations and changes in ontologies. 21st National Conference on Artificial Intelligence and the 18th Innovative Applications of Artificial Intelligence Conference, AAAI-06/IAAI-06. 16 July 2006 through 20 July 2006, Boston, MA. (pp. 1295-1300) (1577352815 (ISBN); 9781577352815 (ISBN))
Analyti, A., Kondylakis, H., Manakanatas, D., Kalaitzakis, M., Plexousakis, D., & Potamias, G.A. (2006). Integrating clinical and genomic information through the PrognoChip mediator. 7th International Symposium on Biological and Medical Data Analysis, ISBMDA 2006. 7 December 2006 through 8 December 2006, Thessaloniki. (pp. 250-261) (03029743; 3540680632 (ISBN); 9783540680635 (ISBN))
Flouris, G., Plexousakis, D., & Antoniou, G. (2006). On generalizing the AGM postulates. Proceedings of the 3rd European Starting AI Researcher Symposium (STAIRS-06). January 21-27, (pp. 132-143). IOS Press
Furche, T., Linse, B., Bry, F., Plexousakis, D., & Gottlob, G. (2006). RDF Querying: Language Constructs and Evaluation Methods Compared. September 4-8, (pp. 1-52). Lisbon, Portugal
Kritikos, K., & Plexousakis, D. (2006). Semantic QoS metric matching. Proceedings of ECOWS 2006: 4th European Conference on Web Services. 4 December 2006 through 6 December 2006, Zurich. (pp. 265-274) (076952737X (ISBN); 9780769527376 (ISBN))
Tzitzikas, Y., Christophides, V., Flouris, G., Kotzinos, D., Markkanen, H., Plexousakis, D., & Spyratos, N. (2006). Trialogical E-learning and emergent knowledge artifacts. 1st European Conference on Technology Enhanced Learning, EC-TEL 2006. 1 October 2006 through 4 October 2006, Crete. (pp. 703-708) (03029743; 3540457771 (ISBN); 9783540457770 (ISBN))
Patkos, Th., & Plexousakis, D. (2005). A Semantic Marketplace of Negotiating Agents. AP2PC. July 25, Utrecht, The Netherlands. (pp. 94-105)
Patkos, Th., & Plexousakis, D. (2005). A Semantic Marketplace of Peers Hosting Negotiating Intelligent Agents. CAiSE Short Paper Proceedings. 13-17 June, Porto, Portugal
Papagelis, M., Plexousakis, D., & Kutsuras, T. (2005). Alleviating the sparsity problem of collaborative filtering using trust inferences. Third International Conference on Trust Management, iTrust 2005. 23 May 2005 through 26 May 2005, Paris. (pp. 224-239) (03029743)
Potamias, G.A., Analyti, A., Kafetzopoulos, D., Kafousi, M., Margaritis, Th., Plexousakis, D., Poirazi, P., Reczko, M., Tollis, I.G., Sanidas, E., Stathopoulos, E., Tsiknakis, M.N., & Vassilaros, S. (2005). Breast Cancer and Biomedical Informatics: The PrognoChip Project. Proceedings of the 17th IMACS World Congress Scientific Computation, Applied Mathematics and Simulation. July, Paris, France. Paris, France (2-915913-02-1)
Papagelis, M., Plexousakis, D., & Nikolaou, P.N. (2005). CONFIOUS: Managing the electronic submission and reviewing process of scientific conferences. 6th International Conference on Web Information Systems Engineering, WISE 2005. 20 November 2005 through 22 November 2005, New York, NY. (pp. 711-720) (03029743; 3540300171 (ISBN); 9783540300175 (ISBN))
Papagelis, M., Rousidis, I., Plexousakis, D., & Theoharopoulos, E. (2005). Incremental collaborative filtering for highly-scalable recommendation algorithms. 15th International Symposium on Methodologies for Intelligent Systems, ISMIS 2005. 25 May 2005 through 28 May 2005, Saratoga Springs, NY. (pp. 553-561) (03029743; 3540258787 (ISBN); 9783540258780 (ISBN))
Flouris, G., Plexousakis, D., & Antoniou, G. (2005). On applying the AGM theory to DLs and OWL. Proceedings of the 4th International Semantic Web Conference (ISWC 2005). 6 November 2005 through 10 November 2005, Galway, Ireland. (pp. 216-231) (03029743; 3540297545 (ISBN); 9783540297543 (ISBN))
Flouris, G., Plexousakis, D., & Antoniou, G. (2005). Updating description logic using the AGM theory. Proceedings of the 7th International Symposium on Logical Formalizations of Commonsense Reasoning. 22-24 May, Corfu, Greece
Flouris, G., Plexousakis, D., & Antoniou, G. (2005). Updating DLs Using the AGM Theory: A Preliminary Study. Proceedings of the International Workshop on Description Logics (DL '05). July 26-28, Edinburgh, Scotland, UK
Potamias, G.A., Analyti, A., Kafetzopoulos, D., Tsiknakis, M.N., Plexousakis, D., Poirazi, P., Reczko, M., Tollis, I.G., Sanidas, E., Stathopoulos, E., & Vassilaros, S. (2004). Breast Cancer, Microarrays and Biomedical Informatics: The Prognochip Project. First International Advanced Research Workshop In Silico Oncology: Advances and Challenges (1st IARWISO). 9-11 September, Sparta, Greece
Flouris, G., Plexousakis, D., & Antoniou, G. (2004). Generalizing the AGM postulates: Preliminary results and applications. (pp. 171-179)
Papagelis, M., & Plexousakis, D. (2004). Qualitative analysis of user-based and item-based prediction algorithms for recommendation agents. 8th International Workshop CIA 2004: Cooperative Information Agents VIII. 27 September 2004 through 29 September 2004, Erfurt. (pp. 152-166) (03029743)
Plexousakis, D. (2004). Querying and Viewing the Semantic Web: An RDF-Based Perspective. SOFSEM. January 24-30, (pp. 60-61). Merin, Czech Republic
Karvounarakis, G., Magkanaraki, A., Alexaki, S., Christophides, V., Plexousakis, D., Scholl, M., & Tolle, K. (2004). RQL: A Functional Query Language for RDF. The Functional Approach to Data Management: Modelling, Analyzing and Integrating Heterogeneous Data. (pp. 435-465). Springer-Verlag
Doerr, M., Plexousakis, D., Kopaka, K., & Bekiari, Ch. (2004). Supporting Chronological Reasoning in Archaeology. In Computer Applications and Quantitative Methods in Archaeology Conference, CAA2004. (pp. 13-17)
Houstis, C.E., Lalis, S., Christophides, V., Plexousakis, D., Vavalis, M., Pitikakis, M., Kritikos, K., & Smardas, A. (2003). A Data, Computation and Knowledge Grid the Case of the Arion System. In Proceedings of the International Conference on Enterprise Information Systems. April, Angers, France. (pp. 359-365)
Papadakis, N., & Plexousakis, D. (2003). Addressing the Ramification Problem in a Temporal Context: The Case of Concurrent Actions. Proceedings: 15th IEEE International Conference on Tools with artificial Intelligence. 3 November 2003 through 5 November 2003, Sacramento, CA. (pp. 545-549) (10636730)
Katzagiannaki, I.E., & Plexousakis, D. (2003). Information Dissemination based on Semantic Relations. CAiSE Short Paper Proceedings. June, Toronto, Canada. (pp. 245-248)
Flouris, G., Plexousakis, D., & Antoniou, G. (2003). On a Unifying Framework for Comparing Knowledge Representation Schemes. KRDB. September 15-16, Hamburg, Germany
Christophides, V., Plexousakis, D., Scholl, M., & Tourtounis, S. (2003). On labeling schemes for the semantic web. WWW. Budapest, Hungary. (pp. 544-555)
Flouris, G., & Plexousakis, D. (2003). On the use of matrices for belief revision. Post-Proceedings of the 8th Panhellenic Conference on Informatics (Selected Papers). (pp. 100-117) (03029743)
Christophides, V., Plexousakis, D., Scholl, M., & Tourtounis, S. (2003). Optimizing Semantic Web Queries using Labeling Schemes. In Proceedings of the 2nd Hellenic Data Management Symposium. September, Athens, Greece
Papagelis, M., & Plexousakis, D. (2003). Recommendation Based Discovery of Dynamic Virtual Communities. CAiSE Short Paper Proceedings; The 15th Conference on Advanced Information Systems Engineering ({CA}i{SE} '03), Klagenfurt/Velden, Austria, 16-20 June, 2003, {CA}i{SE} Forum, Short Paper Proceedings, Information Systems for a Connected Society; CEUR Workshop Proceedings. CEUR-WS.org (86-435-0549-8)
Christophides, V., Karvounarakis, G., Koffina, I., Kokkinidis, G., Magkanaraki, A., Plexousakis, D., Serfiotis, G., & Tannen, V. (2003). The ICS-FORTH SWIM: A Powerful Semantic Web Integration Middleware. SWDB. September 7-8, Berlin, Germany. (pp. 381-393)
Magkanaraki, A., Tannen, V., Christophides, V., & Plexousakis, D. (2003). Viewing the Semantic Web through RVL lenses. (pp. 96-112) (03029743)
Houstis, C.E., Lalis, S., Christophides, V., Plexousakis, D., Vavalis, M., Pitikakis, M., Kritikos, K., Smardas, A., & Gikas, Ch. (2002). A Service Infrastructure for e-Science: The Case of the ARION System. WES; Web Services, {E}-Business, and the Semantic Web, {CA}i{SE} 2002 International Workshop, {WES} 2002, Toronto, Canada, May 27-28, 2002, Revised Papers; Lecture Notes in Computer Science. Toronto, Canada. (pp. 175-187). Springer (3-540-00198-0)
Papadakis, N., & Plexousakis, D. (2002). Actions with duration and constraints: The ramification problem in temporal databases. 14th International Conference on Tools with Artificial Intelligence. 4 June 2002 through 6 November 2002, Washington, DC. (pp. 83-90) (10636730)
Magkanaraki, A., Alexaki, S., Christophides, V., & Plexousakis, D. (2002). Benchmarking RDF Schemas for the Semantic Web. International Semantic Web Conference. June 9-12, Sardinia, Italy. (pp. 132-146)
Karvounarakis, G., Alexaki, S., Christophides, V., Plexousakis, D., & Scholl, M. (2002). RQL: A Declarative Query Language for RDF. jan # ~01, Hawaii. (pp. 592-603)
Papadakis, N., & Plexousakis, D. (2002). The Ramification and Qualification Problems in Temporal Databases. (pp. 745-745)
Papadopoulos, N., & Plexousakis, D. (2002). The Role of Semantic Relevance in Dynamic User Community Management and the Formulation of Recommendations. May 27â€“31, Toronto, canada. (pp. 200-215)
Doerr, M., Plexousakis, D., & Bekiari, Ch. (2001). A Metamodel for Part Ã± Whole Relationships for Reasoning on Missing Parts and Reconstruction. November 27â€“30, Yokohama, Japan. (pp. 412-425)
Alexaki, S., Christophides, V., Karvounarakis, G., & Plexousakis, D. (2001). On Storing Voluminous RDF Descriptions: The Case of Web Portal Catalogs. WebDB. (pp. 43-48)
Karvounarakis, G., Christophides, V., Plexousakis, D., & Alexaki, S. (2001). Querying RDF Descriptions for Community Web Portals. BDA. 29 October- 2 November
Alexaki, S., Christophides, V., Karvounarakis, G., Plexousakis, D., & Tolle, K. (2001). The ICS-FORTH RDFSuite: Managing Voluminous RDF Description Bases. SemWeb. May 1st, Hong-Kong. (pp. 1-13)
Christophides, V., Plexousakis, D., Karvounarakis, G., & Alexaki, S. (2000). Declarative Languages for Querying Portal Catalogs. DELOS Workshop: Information Seeking, Searching and Querying in Digital Libraries.
Alexaki, S., Christophides, V., Karvounarakis, G., Plexousakis, D., Tolle, K., Amann, B., Fundulaki, I., Scholl, M., & Vercoustre, A.M. (2000). Managing RDF Metadata for Community Webs. ER (Workshops). October 9-12, Salt Lake, Utah, USA. (pp. 140-151)

Poster presentations (abstract reviewed)

Kritikos, K., & Plexousakis, D. (2012). Towards Optimizing the Non-Functional Service Matchmaking Time. Proceedings of the 21st international conference companion on World Wide Web, (WWW 2012). April 16-20, Lyon, France. (pp. 549-550). New York, NY, USA ©2012 : ACM (978-1-4503-1230-1 )
Kondylakis, H., Plexousakis, D., & Tzitzikas, Y. (2010). Ontology evolution in data integration. In the poster Session of Extended Semantic Web Conference (ESWC). Heraklion, Crete
Flouris, G., Plexousakis, D., & Antoniou, G. (2005). Ontology Evolution Using Belief Change and the AGM Theory. 4th International Semantic Web Conference (ISWC-05). Galway, Ireland

WorkShops (6)

Papers in Proceedings (full-paper reviewed)

Zeginis, Ch., Konsolaki, K., Kritikos, K., & Plexousakis, D. (2011). ECMAF: An Event-Based Cross-Layer Service Monitoring and Adaptation Framework. 5th workshop on Non-Functional Properties and SLA Management in Service-Oriented Computing NFPSLAM-SOC '11 (to be published). December 5-8, Paphos, Cyprus
Patkos, Th., & Plexousakis, D. (2011). Efficient Epistemic Reasoning in Partially Observable Dynamic Domains Using Hidden Causal Dependencies. NRAC 2011 - 9th International Workshop on Non-Monotonic Reasoning, Action and Change . 16-17 July , Barcelona, Spain. (pp. 55-62)
Papadakis, N., Petrakis, N., Plexousakis, D., & Kondylakis, H. (2010). A Solution to the Ramification Problem Expressed in Temporal Description Logics. In Proceedings of the International Workshop on New Forms of Reasoning for the Semantic Web: Scalable and Dynamic (at ESWC 2010). May 2010, Heraklion, Greece
Kondylakis, H., Plexousakis, D., & Tzitzikas, Y. (2010). Ontology Evolution in Data Integration. In Proceedings of the 4th International Workshop on Ontology Dynamics IWOD - 2010. November 8, Shanghai, China
Kondylakis, H., Plexousakis, D., Wache, H., Feldkamp, D., Hinkelmann, K., & Bergmayr, A. (2010). Semantic technology to enable business and IT alignment. in Proceedings of the EKAW 2010 Workshop on Open Knowledge Models. Lisbon, Portugal
Baryannis, G., & Plexousakis, D. (2010). Towards Realizing Dynamic QoS-aware Web Service Composition. In Proceedings of the PhD Symposium at the 8th IEEE European Conference on Web Services (ECOWS 2010). December, Agia Napa, Cyprus

Books (15)

Chapters (in book)

Patkos, Th., & Plexousakis, D. (2012). Epistemic and Causal Commonsense Reasoning in Partially Observable Dynamic Domains. “Bridges between the Methodological and Practical Work of the Robotics and Cognitive Systems Communities - From Sensors to Concepts', Intelligent Systems Reference Library, 2012. Springer
Kritikos, K., & Plexousakis, D. (2012). Towards Aligning and Matchmaking QoS-based Web Service Specifications. “Handbook of Research on Non-Functional Properties for Service-Oriented Systems: Future Directions”, chapter 10,, IGI Global, Information Science Reference. (pp. 216-257), IGI Global
Antoniou, G., & Plexousakis, D. (2009). Semantic Web. Encyclopedia of Database Systems. (pp. 2579-2583), Springer US
Chaudhri, V.K., Jurisica, I., Koubarakis, M., Plexousakis, D., & Topaloglou, Th. (2009). The KBMS Project and Beyond. Conceptual Modeling: Foundations and Applications. LNCS 5600, (pp. 466-482), Springer, (ISBN 978-3-642-02462-7)
Kritikos, K., & Plexousakis, D. (2008). Enhancing the Web Service Description and Discovery Processes with QoS . Managing Web Services Quality: Measuring Outcomes and Effectiveness. (pp. 114-150), USA: IGI Global Publishers
Antoniou, G., Christophides, V., & Plexousakis, D. (2005). Semantic Web Fundamentals. Encyclopedia of Information Science and Technology (V). (pp. 2464-2468)

Edited Proceedings

Groza, T. , Plexousakis, D., & Novacek, V. (2012). EvoDyn-2012 Knowledge Evolution and Ontology Dynamics 2012. Proceedings of the 2nd Joint Workshop on Knowledge Evolution and Ontology Dynamics, in conjunction with the 11th International Semantic Web Conference (ISWC 2012), 890, (ISBN 1613-0073)
Antoniou, G., Grobelnik, M., Simperl, E., Parsia, B., Plexousakis, D., Leenheer, P., & Pan , J. (2011). The Semanic Web: Research and Applications. 8th Extended Semantic Web Conference, ESWC 2011, Proceedings, Part II, 6644 (LNCS), Springer , (ISBN ISBN 978-3-642-21063-1)
Antoniou, G., Grobelnik, M., Simperl, E., Parsia, B., Plexousakis, D., Leenheer, P., & Pan , J. (2011). The Semantic Web: Research and Applications. 8th Extended Semantic Web Conference, ESWC 2011, Proceedings, Part I, 6643 (LNCS), Springer, (ISBN ISBN 978-3-642-21033-4 )
Gritzalis, S., Plexousakis, D., & Pnevmatikatos, D. (2009). PCI 2009, 13th Panhellenic Conference on Informatics, 10-12 September 2009, Corfu, Greece. Panhellenic Conference on Informatics, IEEE Computer Society, (ISBN 978-0-7695-3788-7)
Gritzalis, S., Plexousakis, D., & Pnevmatikatos, D. (2008). Proceedings of the 12th Pan-Hellenic Conference on Informatics. , Samos Island, Greece
Bellahsene, Z., Plexousakis, D., & Toumani, F. (2007). Proceedings of the CAISE*06 Workshop on Data Integration and the Semantic Web DisWeb "06, Luxemburg, June 5-9, 2006. DISWEB; CEUR Workshop Proceedings, 238, CEUR-WS.org
Antoniou, G., Potamias, G.A., Spyropoulos, C., & Plexousakis, D. (2006). Advances in Artificial Intelligence, 4th Helenic Conference on AI, SETN 2006, Heraklion, Crete, Greece, May 18-20, 2006, Proceedings. SETN; Lecture Notes in Computer Science, 3955, Springer, (ISBN 3-540-34117-X)
Bertino, E., Christodoulakis, S., Plexousakis, D., Christophides, V., Koubarakis, M., Bohm, K., & Ferrari, E. (2004). Advances in Database Technology - EDBT 2004, 9th International Conference on Extending Database Technology, Heraklion, Crete, Greece, March 14-18, 2004, Proceedings. EDBT; Lecture Notes in Computer Science, 2992, Springer, (ISBN 3-540-21200-0)
McIlraith, Sh.A., Plexousakis, D., & Harmelen, F. (2004). The Semantic Web - ISWC 2004: Third International Semantic Web Conference,Hiroshima, Japan, November 7-11, 2004. Proceedings. International Semantic Web Conference, 3298, Springer, (ISBN 3-540-23798-4)

Periodicals (29)

Journal Articles

Kondylakis, H., & Plexousakis, D. (2013). Ontology Evolution without Tears. Journal of Web Semantics (2013), Elsevier.
Zablith, F., Antoniou, G., d'Aquin, M., Flouris, G., Kondylakis, H., Motta, E., Plexousakis, D., & Sabou, M. (2013). Ontology Evolution: A Process Centric Survey. Knowledge Engineering Review (KER), Elsevier.
Papadakis, N., Plexousakis, D., & Antoniou, G. (2010). The ramification problem in temporal databases: Concurrent execution. Int.J.Intell.Syst., 25(4), 287-325.
Papadakis, N., Plexousakis, D., Antoniou, G., Papadakis, M., & Boutsika, A. (2009). A tool for addressing the ramification problem in temporal databases. International Journal on Artificial Intelligence Tools, 18(4), 589-601.
Woitsch, R., Karagiannis, D., Plexousakis, D., & Hinkelmann, K. (2009). Business and IT alignment: The IT-Socket. Elektrotechnik und Informationstechnik, 126(7-8), 308-321.
Patkos, Th., Bikakis, A., Antoniou, G., Papadopouli, M., & Plexousakis, D. (2009). Design and challenges of a semantics-based framework for context-aware services. International Journal of Reasoning-based Intelligent Systems, 1(1-2), 18-30.
Kritsotakis, M., Michou, M., Nikoloudakis, E., Bikakis, A., Patkos, Th., Antoniou, G., & Plexousakis, D. (2009). Design and implementation of a semantics-based Contextual Navigation Guide for Indoor Environments. Journal of Ambient Intelligence and Smart Environments, 1(3), 261-285.
Kritikos, K., & Plexousakis, D. (2009). Mixed-integer programming for QoS-based web service matchmaking. IEEE Transactions on Services Computing, 2(2), 122-139.
Kritikos, K., & Plexousakis, D. (2009). Requirements for QoS-Based Web Service Description and Discovery. IEEE T.Services Computing, 2(4), 320-337.
Flouris, G., Manakanatas, D., Kondylakis, H., Plexousakis, D., & Antoniou, G. (2008). Ontology change: Classification and survey. Knowl Eng Rev, 23(2), 117-152.
Kritikos, K., & Plexousakis, D. (2008). Semantic QoS-based Web Service Discovery Algorithm for Over-Constrained QoS Demands. International Journal of Web Services Practices, 3(2), 71-82.
Tzitzikas, Y., Christophides, V., Flouris, G., Kotzinos, D., Markkanen, H., Plexousakis, D., & Spyratos, N. (2007). Emergent Knowledge Artifacts for Supporting Trialogical E-Learning:. International Journal of Web-based Learning and TeachIng Technologies, 2(3), 19-41. USA: IGI Global.
Papadakis, N., Antoniou, G., & Plexousakis, D. (2006). The ramification problem in temporal databases: changing beliefs about the past. Data Knowl.Eng., 59(2), 397-434. Amsterdam, The Netherlands, The Netherlands: Elsevier Science Publishers B. V.
Papagelis, M., & Plexousakis, D. (2005). Qualitative analysis of user-based and item-based prediction algorithms for recommendation agents. Eng Appl Artif Intell, 18(7), 781-789. (pdf)
McIlraith, Sh.A., & Plexousakis, D. (2005). Web Semantics: Science, Services and Agents on the World Wide Web - Selected papers from the 3rd International Conference on the Semantic Web on Journal of Web Semantics. J.Web Sem., 3(2-3), 77-78.
Christophides, V., Karvounarakis, G., Plexousakis, D., Scholl, M., & Tourtounis, S. (2004). Optimizing taxonomic semantic web queries using labeling schemes. Web Semant., 1(2), 207-228. (pdf)
Magkanaraki, A., Tannen, V., Christophides, V., & Plexousakis, D. (2004). Viewing the semantic web through RVL lenses. Web Semantics: Science, Services and Agents on the World Wide Web, 1(4), 359-375. (pdf)
Papadakis, N., & Plexousakis, D. (2003). Actions with duration and constraints: The ramification problem in temporal databases. International Journal on Artificial Intelligence Tools. International Journal on Artificial Intelligence Tools. Special Issue on Selected Papers from the 2002 IEEE International Conference on Tools with Artificial Intelligence, 12(3), 315-353. (pdf)
Karvounarakis, G., Magkanaraki, A., Alexaki, S., Christophides, V., Plexousakis, D., Scholl, M., & Tolle, K. (2003). Querying the Semantic Web with RQL. Comput.Networks, 42(5 SPEC.), 617-640. (pdf)
Christophides, V., Karvounarakis, G., Magkanaraki, A., Plexousakis, D., & Tannen, V. (2003). The ICS-FORTH Semantic Web Integration Middleware (SWIM). IEEE Data Eng.Bull., 26(4), 11-18.
Constantopoulos, P., Christophides, V., & Plexousakis, D. (2001). Conference review: Semantic Web Workshop: : models, architectures and management. Intelligence, 12(2), 39-44. (pdf)
Karvounarakis, G., Christophides, V., & Plexousakis, D. (2001). RQL: A declarative query language for RDF. D-Lib Mag., 7(12). (pdf)
Constantopoulos, P., Christophides, V., & Plexousakis, D. (2001). Semantic Web Workshop: Models, Architectures and Management. SIGMOD Record, 30(3), 96-100. (pdf)
Koubarakis, M., & Plexousakis, D. (1999). Business Process Modelling and Design - A Formal Model and Methodology. BT Technology Journal, 17(4), 23-35.

ERCIM News

Patkos, Th., & Plexousakis, D. (2011, January 2011). DECKT: Epistemic Reasoning for Ambient Intelligence. ERCIM News, 84, 30-31.
Kritikos, K., & Plexousakis, D. (2008, January 2008). QoS-Based Web Service Description and Discovery. ERCIM News, 72, 35-36.
Plexousakis, D. (2006, January 2006). Bits, Atoms and Genes Beyond the Horizon. ERCIM News, 64, 7.
Papagelis, M., & Plexousakis, D. (2006, January 2006). CONFIOUS: Conference Management System with Intelligence, Power and Style. ERCIM News, 64, 71-72.
Alexaki, S., Athanasis, N., Christophides, V., Karvounarakis, G., Magkanaraki, A., Plexousakis, D., & Tolle, K. (2002, October 2002). The ICS-FORTH RDFSuite: High-level Scalable Tools for the Semantic Web. ERCIM News, 51, 18-19.

Talks (11)

Invited Talks

Plexousakis, D. (2012, September 2012). Development and maintenance of correlated ontologies and their derivative products - experience with CIDOC-CRM for information integration in culture and science. Modeling Methods in Motion, 3rd Interlantional Workshop on Open Models, Vienna, Austria.
Plexousakis, D. (2010, June 2010). i-lands: Improved Living Environments through Synergies of Ubiquitous, Evolvable & Intelligent Technologies. FET Flagships Science & Technology Forum, Brussels.
Plexousakis, D. (2006, Janurary 2006). Evolving Ontology Evolution. 32nd International Conference on Current Trends and Practice in Computer Science (SOFSEM 2006), Prague, Czech Republic.
Plexousakis, D. (2006, September, 2006). RDF Querying: Language Constructs and Evaluation Methods Compared. invited lecture at Reasoning Web Summer School, Lisbon, Portugal,.
Plexousakis, D. (2004, December 2004). Knowledge Management on the Semantic Web. International Conference on Practical Aspects of Knowledge Management (PAKM04), Vienna, Austria.
Plexousakis, D. (2004, Janurary 2004). Querying and Viewing the Semantic Web. 30th International Conference on Current Trends and Practice in Computer Science (SOFSEM 2004), Prague, Czech Republic.
Plexousakis, D. (2003, July 2003 ). Semantic Web: Myths and Reality. Onassis Lecture Series in Computer Science, Heraklion, Greece (with V. Christophides).
Plexousakis, D. (2002, April 3-5). Querying the Semantic Web. EU-NSF Workshop on Database and Information Systems Research for Semantic Web and Enterprises, Amicalola Falls, Georgia, 2002.
Plexousakis, D. (2001, May 2001). From Digital Libraries to Web Portals. Digital Libraries Workshop, University of Crete.
Plexousakis, D. (2001, July 2001). Reasoning about Database Dynamics in the Situation Calculus. 3rd Panhellenic Symposium on Logic, Anogia, Greece.
Plexousakis, D. (2001, June 2001). Thematic Web Portals: the Case of Science and Technology Museums. Network on Cultural Informatics, Athens, Greece.

Technical & Research Reports (12)

ICS-FORTH Technical Reports

Chrysakis, I., Chalkidis, C., & Plexousakis, D. (2010). A Detailed Evaluation of Threshold Algorithms for Answering Top-k queries in Peer-to-Peer Networks. 2010.TR407_Threshold_Algorithms_Top-k_queries.pdf
Baryannis, G., & Plexousakis, D. (2010). Automated Web Service Composition : State of the Art and Research Challenges. 2010.TR409_Automated_Web_Service_Composition.pdf
Zeginis, Ch., & Plexousakis, D. (2010). Monitoring the QoS of Web Services using SLAs. 2010.TR404_Monitoring_QoS_Web_Services_using_SLAs.pdf
Zeginis, Ch., & Plexousakis, D. (2010). Web Service Adaptation : State of the Art and Research Challenges. 2010.TR410_Web_Service_Adaptation.pdf
Kondylakis, H., Doerr, M., & Plexousakis, D. (2006). Mapping Language for Information Integration. 2006.TR385_Mapping_Language_Information_Integration.pdf
Chrysakis, I., & Plexousakis, D. (2006). Semantic Query Routing and Distributed Top-k Query Processing in Peer-to-Peer Networks. 2006.TR387_Distributed_Top-K_Query_Processing_P2P_Networks.pdf
Flouris, G., & Plexousakis, D. (2005). Handling Ontology Change : Survey and Proposal for a Future Research Direction. 2005.TR362_Handling_Ontology_Change.pdf
Flouris, G., Plexousakis, D., & Antoniou, G. (2004). AGM Postulates in Arbitrary Logics: Initial Results and Applications. 2004.TR336_AGM_Postulates_Arbitrary_Logics.pdf
Flouris, G., Plexousakis, D., & Antoniou, G. (2003). Describing Knowledge Representation Schemes : A Formal Account. 2003.TR320.Knowledge_Representation_Schemes.pdf
Magkanaraki, A., Karvounarakis, G., Ta, T.A., Christophides, V., & Plexousakis, D. (2002). Ontology Storage and Querying. 2002.TR308.Ontology_Storage_and_Querying.pdf.gz
Flouris, G., & Plexousakis, D. (2001). Belief Revision using table transformation. 2001.TR290.Belief_Revision_table_transformation.ps.gz
Karvounarakis, G., Christophides, V., & Plexousakis, D. (2000). Querying Semistructured (Meta) Data and Schemas on the Web: The case of RDF & RDFS. 2000.TR269.RDF.Querying.ps.gz

Others (2)

Miscellaneous

Flouris, G., d"Aquin, M., Antoniou, G., Pan, J.Z., & Plexousakis, D. (2009). Guest Editorial Preface: Special Issue on Ontology Dynamics. Journal of Logic and Computation, 19 (5), (pp. 717-719).
Gritzalis, S., Plexousakis, D., & Pnevmatikatos, D. (2008). PCI 2008 12th Pan-Hellenic Conference on Informatics Proceedings by IEEE Computer Society: Preface. 12th Pan-Hellenic Conference on Informatics, PCI 2008. 28 August 2008 through 30 August 2008, Samos Island, Proc.- Pan-Hell.Conf.Informatics, PCI