| | Issue Date | Title | Author(s) | Journal |
| 21 | 2012 | Investigating the Scalability of Algorithms, the Role of Similarity Metric and the List of Suggested Items Construction Scheme in Recommender Systems | Tsapatsoulis, Nicolas ; Georgiou, Olga | International Journal on Artificial Intelligence Tools |
| 22 | Dec-2016 | Mining online political opinion surveys for suspect entries: An interdisciplinary comparison | Djouvas, Constantinos ; Mendez, Fernando ; Tsapatsoulis, Nicolas | Journal of Innovation in Digital Ecosystems |
| 23 | 11-Jun-2015 | On the design of social voting recommendation applications | Tsapatsoulis, Nicolas ; Agathokleous, Marilena ; Mendez, Fernando ; Djouvas, Constantinos | International Journal on Artificial Intelligence Tools |
| 24 | 22-Jan-2019 | Opinion mining from social media short texts: Does collective intelligence beat deep learning? | Tsapatsoulis, Nicolas ; Djouvas, Constantinos | Frontiers Robotics AI |
| 25 | 1-Jun-2016 | Overview of research on facial ageing using the FG-NET ageing database | Panis, Gabriel ; Lanitis, Andreas ; Tsapatsoulis, Nicolas ; Cootes, Timothy F. | IET Biometrics |
| 26 | 22-Oct-2002 | Parameterized facial expression synthesis based on MPEG-4 | Raouzaiou, Amaryllis ; Tsapatsoulis, Nicolas ; Karpouzis, Kostas ; Kollias, Stefanos D. | EURASIP Journal on Applied Signal Processing |
| 27 | 2004 | Probabilistic Boundary-Based Contour Tracking with Snakes in Natural Cluttered Video Sequences | Tsechpenakis, Gabriel ; Tsapatsoulis, Nicolas ; Kollias, Stefanos D. | International Journal of Image and Graphics |
| 28 | Nov-2011 | Quantitative evaluation of the effects of aging on biometric templates | Tsapatsoulis, Nicolas ; Lanitis, Andreas | IET computer vision |
| 29 | 18-Feb-2015 | Remote authentication via biometrics: a robust video-object steganographic mechanism over wireless networks | Tsapatsoulis, Nicolas ; Ntalianis, Klimis S. | IEEE Transactions on Emerging Topics in Computing |
| 30 | 15-Jun-2004 | Rule-driven object tracking in clutter and partial occlusion with model-based snakes | Tsechpenakis, Gabriel ; Rapantzikos, Konstantinos ; Tsapatsoulis, Nicolas ; Kollias, Stefanos D. | EURASIP Journal on Applied Signal Processing |
| 31 | Mar-2004 | A snake model for object tracking in natural sequences | Tsechpenakis, Gabriel ; Rapantzikos, Konstantinos ; Tsapatsoulis, Nicolas ; Kollias, Stefanos D. | Signal Processing: Image Communication |
| 32 | Mar-2018 | Social relevance feedback based on multimedia content power | Ntalianis, Klimis S. ; Doulamis, Anastasios D. ; Tsapatsoulis, Nicolas ; Mastorakis, Ν. | IEEE Transactions on Computational Social Systems |
| 33 | Jul-2014 | Social voting advice applications-definitions, challenges, datasets and evaluation | Tsapatsoulis, Nicolas ; Katakis, Ioannis ; Mendez, Fernando ; Triga, Vasiliki ; Djouvas, Constantinos | IEEE Transactions on Cybernetics |
| 34 | Aug-2009 | Spatiotemporal saliency for video classification | Tsapatsoulis, Nicolas ; Rapantzikos, Konstantinos ; Avrithis, Yannis ; Kollias, Stefanos D. | Signal Processing: Image Communication |
| 35 | 2011 | Video-object oriented biometrics hiding for user authentication under error-prone transmissions | Ntalianis, Klimis S. ; Tsapatsoulis, Nicolas ; Drigas, Athanasios | Eurasip journal on information security |
| 36 | 2004 | Ηλεκτρονική Αρχειοθέτηση, ανάκληση και επεξεργασία απεικονιστικών εξετάσεων ασθενών με βάση το πρότυπο DICOM: υλοποίηση του DICOM Server | Μοσχοβίτης, Γιώργος ; Ντελόπουλος, Αναστάσιος ; Κόλλιας, Στέφανος Δ. ; Τσαπατσούλης, Νικόλας | Ιατρική Επικαιρότητα |