| 2007 |
| 5 | EE | Christina Christakou,
Spyros Vrettos,
Andreas Stafylopatis:
A Hybrid Movie Recommender System Based on Neural Networks.
International Journal on Artificial Intelligence Tools 16(5): 771-792 (2007) |
| 2005 |
| 4 | | Christina Christakou,
Leonidas Lefakis,
Spyros Vrettos,
Andreas Stafylopatis:
A Movie Recommender System Based on Semi-supervised Clustering.
CIMCA/IAWTIC 2005: 897-903 |
| 2004 |
| 3 | EE | Athanasios Drigas,
S. Kouremenos,
Spyros Vrettos,
John Vrettaros,
Dimitris Kouremenos:
An expert system for job matching of the unemployed.
Expert Syst. Appl. 26(2): 217-224 (2004) |
| 2003 |
| 2 | EE | S. Kouremenos,
Spyros Vrettos,
Andreas Stafylopatis:
An Intelligent Agent-Mediated Web Trading Environment.
Web Intelligence 2003: 436-441 |
| 2001 |
| 1 | EE | Spyros Vrettos,
Andreas Stafylopatis:
A Fuzzy Rule-Based Agent for Web Retrieval-Filtering.
Web Intelligence 2001: 448-453 |