Publications
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2020. Policy Making Analysis and Practitioner User Experience. Proceedings of the 22nd International Conference on Human-Computer Interaction.
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2013. DS4: A Distributed Social and Semantic Search System. Proceedings of 35th European Conference on Information Retrieval (ECIR).
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2016. A crawler architecture for harvesting the clear, social, and dark web for IoT-related cyber-threat intelligence. In Proceedings of the IEEE Workshop on Cyber Security & Resilience in the Internet of Things (CSRIoT @ IEEE Services).
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2019. On Blockchain Architectures for Trust-based Collaborative Intrusion Detection. Proceedings of the 1st IEEE Services Workshop on Cyber Security and Resilience in the Internet Of Things, within IEEE Services 2019.
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2008. Ontologies as Tools for Historians. International Symposium on Information & communication technologies in cultural heritage.
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2007. Creating an Ontology for the User Profile: Method and Applications. RCIS. :407–412.
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2006. Visualizing a temporally-enhanced ontology. AVI '06: Proceedings of the working conference on Advanced visual interfaces. :488–491.
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2008. Selected results of a comparative study of four ontology visualization methods for information retrieval tasks. Proceedings of the 2nd International Conference on Research Challenges in Information Science, RCIS 2008. :133-140.
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2008. Using Spreading Activation through Ontologies to Support Personal Information Management. Proceedings of CSKGOI, within IUI 2008.
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2008. Supporting research in historical archives: Historical information visualization and modeling requirements. Proceedings of the International Conference on Information Visualisation. :32-37.
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2007. Historical Archive Ontologies Requirements, Modeling and Visualization. RCIS. :401-406.
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2010. Ontologies and the brain: Using spreading activation through ontologies to support personal interaction. Cognitive Systems Research. Volume 11, Issue 1:25-41.
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2006. A Comparative Study of Four Ontology Visualization Techniques in Protege: Experiment Setup and Preliminary Results. IV '06: Proceedings of the conference on Information Visualization. :417–423.
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2014. Visualization method effectiveness in ontology-based information retrieval tasks involving entity evolution. Proceedings of SMAP 2014.
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2008. Personal Ontology Creation and Visualization for a Personal Interaction Management System. Proceedings of PIM, CHI 2008.
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2007. Ontology visualization methods - A survey. ACM Computing Surveys. 39:10:1-10:43.
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2015. Effectiveness of visualization for information retrieval through ontologies with entity evolution: the impact of ontology modeling. International Journal of Information Retrieval Research. 5:26.
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1993. Comparative Study of Protocols of the Transport Layer for Multimedia Applications. Proceedings of the 4th Hellenic Conference on Informatics. :105-118.
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2009. QoS-driven adaptation of BPEL scenario execution. 2009 IEEE International Conference on Web Services, ICWS 2009. :271-278.
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2007. Enhancing BPEL scenarios with Dynamic Relevance-Based Exception Handling. ICWS. :751-758.
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2006. Towards Dynamic, Relevance-Driven Exception Resolution in Composite Web Services. Proceedings of OOPSLA 2006, Fourth International Workshop on SOA & Web Services Best Practices.
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2008. Exception resolution for BPEL processes: A middleware-based framework and performance evaluation. Proceedings of the 10th International Conference on Information Integration and Web-based Applications and Services, iiWAS 2008. :248-256.
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2009. IQoS-aware exception resolution for BPEL processes: A middleware-based framework and performance evaluation. International Journal of Web and Grid Services. 5:284-320.
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2009. Storing and Indexing Spatial Data in P2P Systems. IEEE Trans. Knowl. Data Eng.. 21:287–300.