Publications
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2004. Real exhibitions in a virtual museum. Virtual Reality. 7:120–128.
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2008. An active blackboard for service discovery, composition and execution. International Journal of Electronic Governance. 1:275-295.
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2005. Adaptable and Adaptive Hypermedia Systems. :190–205.
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2003. Facilitating VR Museums Web Presence. Proceedings of HCI 2003. :1143–1147.
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2007. Domain expert user development: The smartgov approach. Communications of the ACM. 50:79-83.
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2007. Encyclopedia of Digital Government. :1413–1417.
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2002. Serving Enhanced Hypermedia Information. Proceedings of the 24th BCS-IRSG European Colloquium on IR Research. :86–92.
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2014. Towards a Learning Analytics Platform for Supporting the Educational Process. Proceedings of the 5th Conference on Information, Intelligence, Systems & Application (IISA2014).
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2009. Encyclopedia of Database Systems.
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2012. Wikis in enterprise settings: a survey. Enterprise Information Systems. 6:1-53.
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2013. Improving museum visitors' Quality of Experience through intelligent recommendations: A visiting style-based approach. Proceedings of MASIE 2013 Workshop, co-located with the 9th International Conference on Intelligent Environments IE'13.
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2020. Exploring Self-organisation in Crowd Teams. Proceedings of the Crowd-Powered e-Services (CROPS) Workshop in the context of the 19th IFIP Conference on e-Business, e-Services and e-Society (I3E 2019).
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2006. Virtual reality in the e-Society. Virtual Reality. 11:71-73.
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2005. A Presentation Model & Non-Traditional Visualization for OLAP. IJDWM. 1:1–36.
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2003. Advanced visualization for OLAP. DOLAP 2003, ACM Sixth International Workshop on Data Warehousing and OLAP, New Orleans, Louisiana, USA, November 7, 2003, Proceedings. :9–16.
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2003. CPM: A Cube Presentation Model for OLAP. Data Warehousing and Knowledge Discovery, 5th International Conference, DaWaK 2003, Prague, Czech Republic, September 3-5,2003, Proceedings. :4–13.
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2011. ERA: Efficient Serial and Parallel Suffix Tree Construction for Very Long Strings. PVLDB. 5:49–60.
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2011. ERA: Efficient Serial and Parallel Suffix Tree Construction for Very Long Strings. CoRR. abs/1109.6884
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2021. Emotion analysis for videos with Greek speech. Department of Informatics and Telecommunications. :44.
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2019. Improving Collaborative Filtering’s Rating Prediction Quality by Exploiting the Item Adoption Eagerness Information. Proceedings of the IEEE/WIC/ACM International Conference on Web Intelligence.
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2017. Using Time Clusters for Following Users’ Shifts in Rating Practices. Complex Systems Informatics and Modeling Quarterly. 13
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2022. Anchoring Effect Mitigation for Complex Recommender System Design. Proceedings of the 2022 HCI International Conference.
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2015. A Collaborative Filtering Algorithm with Clustering for Personalized Web Service Selection in Business Processes. Proceedings of RCIS 2015.
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2019. Improving Collaborative Filtering’s Rating Prediction Coverage in Sparse Datasets through the Introduction of Virtual Near Neighbors. Proceedings of the 10th International Conference on Information, Intelligence, Systems and Applications (IISA2019).