Publications
Ontology visualization methods - A survey. ACM Computing Surveys. 39:10:1-10:43.
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2007. 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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2015. Ontologies as Tools for Historians. International Symposium on Information & communication technologies in cultural heritage.
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2008. Creating an Ontology for the User Profile: Method and Applications. RCIS. :407–412.
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2007. Visualizing a temporally-enhanced ontology. AVI '06: Proceedings of the working conference on Advanced visual interfaces. :488–491.
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2006. 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. 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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2010. 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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2006. 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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2019. 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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2016. DS4: A Distributed Social and Semantic Search System. Proceedings of 35th European Conference on Information Retrieval (ECIR).
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2013. Disruptive Technologies for Parliaments: A Literature Review. Future Internet. 15:66.
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2023. Policy Making Analysis and Practitioner User Experience. Proceedings of the 22nd International Conference on Human-Computer Interaction.
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2020. Querying temporal and spatial constraint networks in PTIME. Artif. Intell.. 123:223–263.
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2000. Spatio-Temporal Databases: The CHOROCHRONOS Approach. Lecture Notes in Computer Science. 2520
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2003. Tractable Query Answering in Indefinite Constraint Databases: Basic Results and Applications to Querying Spatiotemporal Information. Spatio-Temporal Database Management, International Workshop STDBM'99, Edinburgh, Scotland, September 10-11, 1999, Proceedings. :204–223.
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1999. Logic and Computational Complexity for Boolean Information Retrieval. IEEE Trans. Knowl. Data Eng.. 18:1659–1666.
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2006. Peer-to-peer Agent Systems for Textual Information Dissemination: Algorithms and Complexity. Proceedings of the UK Workshop on Multiagent Systems (UKMAS).
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2002. Selective Information Dissemination in P2P Networks: Problems and Solutions. SIGMOD Record, Special Issue on Peer-to-Peer Data Management. 32:71-76.
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2003. Efficient Agent-Based Dissemination of Textual Information. Proceedings of the 2nd Hellenic Conference on Artificial Intelligence (SETN).
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2002. Querying Temporal Constraint Networks in PTIME. Proceedings of the Sixteenth National Conference on Artificial Intelligence and Eleventh Conference on Innovative Applications of Artificial Intelligence, July 18-22, 1999, Orlando, Florida, USA.. :745–750.
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1999. Data Models and Languages for Agent-Based Textual Information Dissemination. Proceedings of the 6th International Workshop on Cooperative Information Agents (CIA).
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