| 2024 | WACV | Filter-Pruning of Lightweight Face Detectors Using a Geometric Median Criterion. | Konstantinos Gkrispanis, Nikolaos Gkalelis, Vasileios Mezaris |
| 2023 | ISM | Masked Feature Modelling for the unsupervised pre-training of a Graph Attention Network block for bottom-up video event recognition. | Dimitrios Daskalakis, Nikolaos Gkalelis, Vasileios Mezaris |
| 2022 | ECCV | Learning Visual Explanations for DCNN-Based Image Classifiers Using an Attention Mechanism. | Ioanna Gkartzonika, Nikolaos Gkalelis, Vasileios Mezaris |
| 2022 | ISM | Gated-ViGAT: Efficient Bottom-Up Event Recognition and Explanation Using a New Frame Selection Policy and Gating Mechanism. | Nikolaos Gkalelis, Dimitrios Daskalakis, Vasileios Mezaris |
| 2022 | ISM | TAME: Attention Mechanism Based Feature Fusion for Generating Explanation Maps of Convolutional Neural Networks. | Mariano Ntrougkas, Nikolaos Gkalelis, Vasileios Mezaris |
| 2021 | CVPR | ObjectGraphs: Using Objects and a Graph Convolutional Network for the Bottom-Up Recognition and Explanation of Events in Video. | Nikolaos Gkalelis, Andreas Goulas, Damianos Galanopoulos, Vasileios Mezaris |
| 2020 | ISM | Structured Pruning of LSTMs via Eigenanalysis and Geometric Median for Mobile Multimedia and Deep Learning Applications. | Nikolaos Gkalelis, Vasileios Mezaris |
| 2020 | MMM | Subclass Deep Neural Networks: Re-enabling Neglected Classes in Deep Network Training for Multimedia Classification. | Nikolaos Gkalelis, Vasileios Mezaris |
| 2013 | ICIP | Video event recounting using mixture subclass discriminant analysis. | Nikolaos Gkalelis, Vasileios Mezaris, Ioannis Kompatsiaris, Tania Stathaki |
| 2011 | CBMI | High-level event detection in video exploiting discriminant concepts. | Nikolaos Gkalelis, Vasileios Mezaris, Ioannis Kompatsiaris |
| 2009 | ICIP | Human identification from human movements. | Nikolaos Gkalelis, Anastasios Tefas, Ioannis Pitas |
| 2008 | MMSP | Sparse human movement representation and recognition. | Nikolaos Gkalelis, Anastasios Tefas, Ioannis Pitas |