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2026
Lapadaki S-A, Nanos J, Margaris D, Vassilakis C, Spiliotopoulos D.  2026.  Optimizing Collaborative Filtering for Accurate Rating Predictions in Very Sparse Datasets. Future Internet. 18:114.
2025
Reklitis DP, Terzi MC, Sakas DP, Vassilakis C.  2025.  Optimising sustainable digital branding through big data: an analysis of the real estate sector across six continents. International Journal of Internet Marketing and Advertising. To appear
2011
Rompa J, Lepouras G, Vassilakis C, Tryfonopoulos C.  2011.  OntoFM: A Personal Ontology-based File Manager for the Desktop. Proccedings of the International Semantic Web Conference (ISWC).
Rompa J., Lepouras G, Vassilakis C, Tryfonopoulos C.  2011.  OntoFM: A Personal Ontology-based File Manager for the Desktop. Demo at the 10th International Web Conference, 2011, Bonn, Germany.
2010
Katifori A, Vassilakis C, Dix A.  2010.  Ontologies and the brain: Using spreading activation through ontologies to support personal interaction. Cognitive Systems Research. Volume 11, Issue 1:25-41.
2008
Katifori A, Vassilakis C.  2008.  Ontologies as Tools for Historians. International Symposium on Information & communication technologies in cultural heritage.
2007
Katifori A, Halatsis C., Lepouras G, Vassilakis C, Giannopoulou E.G..  2007.  Ontology visualization methods - A survey. ACM Computing Surveys. 39:10:1-10:43.
2002
Gouscos D., Rouvas S., Vassilakis C, Georgiadis P..  2002.  An Object-Oriented Approach for Designing Administrative E-forms and Transactional E-services. OOIS '02: Proceedings of the 8th International Conference on Object-Oriented. Information Systems. :19–30.
2000
Vassilakis C.  2000.  An optimisation scheme for coalesce/valid time selection operator sequences. SIGMOD Record (ACM Special Interest Group on Management of Data). 29:38-43.
1990
Hatzopoulos M., Gouscos D., Spiliopoulou M., Vassilakis C, Vazirgiannis M..  1990.  An Object-Oriented Data Model for Hypermedia Systems. Proceedings of the DELTA Conference in Research and Development. :483–493.