| 2025 | AIAI | Generating Counterfactual Explanations for Clustering Models Based on Their Equivalence to Classification Models. | Antonia Karra, Georgios Vardakas, Evaggelia Pitoura, Aristidis Likas |
| 2025 | DIS | Evaluating Clustering Quality in Centroid-Based Clustering Using Counterfactual Distances. | Georgios Vardakas, Antonia Karra, Evaggelia Pitoura, Aristidis Likas |
| 2025 | ICTAI | Counterfactual Explanations for k-Means and Gaussian Clustering. | Georgios Vardakas, Antonia Karra, Evaggelia Pitoura, Aristidis Likas |
| 2025 | UAI | A Multivariate Unimodality Test Harnessing the Dip Statistic of Mahalanobis Distances Over Random Projections. | Prodromos Kolyvakis, Aristidis Likas |
| 2024 | DIS | Revisiting Silhouette Aggregation. | John Pavlopoulos, Georgios Vardakas, Aristidis Likas |
| 2024 | EACL | Polarized Opinion Detection Improves the Detection of Toxic Language. | John Pavlopoulos, Aristidis Likas |
| 2023 | DIS | Explaining the Chronological Attribution of Greek Papyri Images. | John Pavlopoulos, Maria Konstantinidou, Georgios Vardakas, Isabelle Marthot-Santaniello, Elpida Perdiki, Dimitris Koutsianos, Aristidis Likas, Holger Essler |
| 2018 | ICIP | Multi-Threshold LIP Contour Detection. | Panagiota Spyridonos, Aggelos Fares Saint, Aristidis Likas, Georgios Gaitanis, Ioannis D. Bassukas |
| 2018 | ICMV | Inverting video slide shows. | Dimitrios Bekos, Vasileios Chasanis, Aristidis Likas |
| 2018 | WoWMoM | Cluster-Based Replication: A Forwarding Strategy for Mobile Opportunistic Networks. | Evangelos Papapetrou, Aristidis Likas |
| 2014 | ICIP | Global sampling of image edges. | Demetrios P. Gerogiannis, Christophoros Nikou, Aristidis Likas |
| 2014 | ICMV | An agglomerative approach for shot summarization based on content homogeneity. | Antonis Ioannidis, Vasileios Chasanis, Aristidis Likas |
| 2014 | ICPR | Key-Frame Extraction Using Weighted Multi-view Convex Mixture Models and Spectral Clustering. | Antonis Ioannidis, Vasileios Chasanis, Aristidis Likas |
| 2012 | GECCO | Integrating particle swarm optimization with reinforcement learning in noisy problems. | Grigoris S. Piperagkas, George K. Georgoulas, Konstantinos E. Parsopoulos, Chrysostomos D. Stylios, Aristidis Likas |
| 2012 | ICDM | The Mixture of Multi-kernel Relevance Vector Machines Model. | Konstantinos Blekas, Aristidis Likas |
| 2012 | ICDM | Kernel-Based Weighted Multi-view Clustering. | Grigorios Tzortzis, Aristidis Likas |
| 2012 | ICPR | Fast and efficient vanishing point detection in indoor images. | Demetrios Gerogiannis, Christophoros Nikou, Aristidis Likas |
| 2012 | ICTAI | Visual Tracking by Weighted Likelihood Maximization. | Vasileios Karavasilis, Christophoros Nikou, Aristidis Likas |
| 2010 | ICANN | An Incremental Bayesian Approach for Training Multilayer Perceptrons. | Dimitris Tzikas, Aristidis Likas |
| 2009 | ICANN | Relevance Feedback for Content-Based Image Retrieval Using Support Vector Machines and Feature Selection. | Apostolos Marakakis, Nikolas P. Galatsanos, Aristidis Likas, Andreas Stafylopatis |
| 2009 | ICANN | Local Feature Selection for the Relevance Vector Machine Using Adaptive Kernel Learning. | Dimitris Tzikas, Aristidis Likas, Nikolas P. Galatsanos |
| 2009 | ICANN | Convex Mixture Models for Multi-view Clustering. | Grigorios Tzortzis, Aristidis Likas |
| 2008 | ICANN | Efficient Video Shot Summarization Using an Enhanced Spectral Clustering Approach. | Vasileios Chasanis, Aristidis Likas, Nikolas P. Galatsanos |
| 2008 | IJCNN | The global kernel k-means clustering algorithm. | Grigorios Tzortzis, Aristidis Likas |
| 2008 | ICTAI | Application of Relevance Feedback in Content Based Image Retrieval Using Gaussian Mixture Models. | Apostolos Marakakis, Nikolas P. Galatsanos, Aristidis Likas, Andreas Stafylopatis |
| 2007 | CAIP | Image Modeling and Segmentation Using Incremental Bayesian Mixture Models. | Constantinos Constantinopoulos, Aristidis Likas |
| 2007 | ICCV | Robust Image Registration using Mixtures of t-distributions. | Demetrios Gerogiannis, Christophoros Nikou, Aristidis Likas |
| 2007 | ICIAP | Rigid Image Registration based on Pixel Grouping. | Demetrios Gerogiannis, Christophoros Nikou, Aristidis Likas |
| 2007 | ICIP | Variational Bayesian Blind Image Deconvolution with Student-T Priors. | Dimitris Tzikas, Aristidis Likas, Nikolas P. Galatsanos |
| 2007 | ICTAI | Deep Belief Networks for Spam Filtering. | Grigorios Tzortzis, Aristidis Likas |
| 2007 | IDA | Transductive Reliability Estimation for Kernel Based Classifiers. | Dimitris Tzikas, Matjaz Kukar, Aristidis Likas |
| 2007 | MMSP | Scene Detection in Videos Using Shot Clustering and Symbolic Sequence Segmentation. | Vasileios Chasanis, Aristidis Likas, Nikolas P. Galatsanos |
| 2006 | ICANN | Active Learning with the Probabilistic RBF Classifier. | Constantinos Constantinopoulos, Aristidis Likas |
| 2006 | ICANN | A Relevance Feedback Approach for Content Based Image Retrieval Using Gaussian Mixture Models. | Apostolos Marakakis, Nikolas P. Galatsanos, Aristidis Likas, Andreas Stafylopatis |
| 2005 | ICANN | An Analytic Distance Metric for Gaussian Mixture Models with Application in Image Retrieval. | Giorgos Sfikas, Constantinos Constantinopoulos, Aristidis Likas, Nikolas P. Galatsanos |
| 2005 | ICIP | Maximum a posteriori image restoration based on a new directional continuous edge image prior. | John Chantas, Nikolas P. Galatsanos, Aristidis Likas |
| 2004 | ICPR | Non Stationary Bayesian Image Restoration. | Giannis K. Chantas, Nikolas P. Galatsanos, Aristidis Likas |
| 2004 | ICPR | Probabilistic Shape-Based Image Indexing and Retrieval. | Konstantinos Valasoulis, Aristidis Likas |
| 2003 | ICANN | Protein Sequence Classification Using Probabilistic Motifs and Neural Networks. | Konstantinos Blekas, Dimitrios I. Fotiadis, Aristidis Likas |
| 2003 | ICIP | A variational method for Bayesian blind image deconvolution. | Aristidis Likas, Nikolas P. Galatsanos |
| 2000 | IJCNN | A Probabilistic RBF Network for Classification. | Michalis K. Titsias, Aristidis Likas |
| 2000 | KES | A robust knowledge-based technique for ischemia detection in noisy ECGs. | Costas Papaloukas, Dimitrios I. Fotiadis, Aristidis Likas, Athanasios P. Liavas, Lampros K. Michalis |
| 1997 | ICTAI | A Fuzzy Neural Network Approach to Classification Based on Proximity Characteristics of Patterns. | Konstantinos Blekas, Aristidis Likas, Andreas Stafylopatis |
| 1993 | ESANN | Embedding knowledge into stochastic learning automata for fast solution of binary constraint satisfaction problems. | D. Kontoravdis, Aristidis Likas, Andreas Stafylopatis |
| 1992 | ECAI | Collision-Free Movement of an Autonomous Vehicle Using Reinforcement Learning. | D. Kontoravdis, Aristidis Likas, Andreas Stafylopatis |