| 2026 | ACL | Confidence Should Be Calibrated More Than One Turn Deep. | Zhaohan Zhang, Chengzhengxu Li, Xiaoming Liu, Chao Shen, Ziquan Liu, Ioannis Patras |
| 2026 | ACL | GrACE: A Generative Approach to Better Confidence Elicitation and Efficient Test-Time Scaling in Large Language Models. | Zhaohan Zhang, Ziquan Liu, Ioannis Patras |
| 2025 | COLING | Get Confused Cautiously: Textual Sequence Memorization Erasure with Selective Entropy Maximization. | Zhaohan Zhang, Ziquan Liu, Ioannis Patras |
| 2025 | CVPR | Temporal Score Analysis for Understanding and Correcting Diffusion Artifacts. | Yu Cao, Zengqun Zhao, Ioannis Patras, Shaogang Gong |
| 2025 | CVPR | ReWind: Understanding Long Videos with Instructed Learnable Memory. | Anxhelo Diko, Tinghuai Wang, Wassim Swaileh, Shiyan Sun, Ioannis Patras |
| 2025 | CVPR | An LLM Framework for Long-form Video Retrieval and Audio-Visual Question Answering Using Qwen2/2.5. | Damianos Galanopoulos, Andreas Goulas, Antonios Leventakis, Ioannis Patras, Vasileios Mezaris |
| 2025 | CVPR | AIM-Fair: Advancing Algorithmic Fairness via Selectively Fine-Tuning Biased Models with Contextual Synthetic Data. | Zengqun Zhao, Ziquan Liu, Yu Cao, Shaogang Gong, Ioannis Patras |
| 2025 | EMNLP | FairCoT: Enhancing Fairness in Text-to-Image Generation via Chain of Thought Reasoning with Multimodal Large Language Models. | Zahraa Al Sahili, Ioannis Patras, Matthew Purver |
| 2025 | ICCV | Frequency-Guided Diffusion for Training-Free Text-Driven Image Translation. | Zheng Gao, Jifei Song, Zhensong Zhang, Jiankang Deng, Ioannis Patras |
| 2025 | IJCNLP | Breaking Language Barriers or Reinforcing Bias? A Study of Gender and Racial Disparities in Multilingual Contrastive Vision Language Models. | Zahraa Al Sahili, Ioannis Patras, Matthew Purver |
| 2025 | IJCNN | VLLMs Provide Better Context for Emotion Understanding Through Common Sense Reasoning. | Alexandros Xenos, Niki Maria Foteinopoulou, Ioanna Ntinou, Ioannis Patras, Georgios Tzimiropoulos |
| 2025 | MMM | Vision-Language Pretraining for Variable-Shot Image Classification. | Sotirios Papadopoulos, Konstantinos Ioannidis, Stefanos Vrochidis, Ioannis Kompatsiaris, Ioannis Patras |
| 2025 | WACV | Enhancing Zero-Shot Facial Expression Recognition by LLM Knowledge Transfer. | Zengqun Zhao, Yu Cao, Shaogang Gong, Ioannis Patras |
| 2024 | CVPR | Self-Supervised Facial Representation Learning with Facial Region Awareness. | Zheng Gao, Ioannis Patras |
| 2024 | CVPR | LAFS: Landmark-Based Facial Self-Supervised Learning for Face Recognition. | Zhonglin Sun, Chen Feng, Ioannis Patras, Georgios Tzimiropoulos |
| 2024 | ECCV | Are CLIP Features All You Need for Universal Synthetic Image Origin Attribution? | Dario Cioni, Christos Tzelepis, Lorenzo Seidenari, Ioannis Patras |
| 2024 | ECCV | MMA-MRNNet: Harnessing Multiple Models of Affect and Dynamic Masked RNN for Precise Facial Expression Intensity Estimation. | Dimitrios Kollias, Andreas Psaroudakis, Anastasios Arsenos, Paraskevi Theofilou, Chunchang Shao, Guanyu Hu, Ioannis Patras |
| 2024 | ECCV | MM2Latent: Text-to-Facial Image Generation and Editing in GANs with Multimodal Assistance. | Debin Meng, Christos Tzelepis, Ioannis Patras, Georgios Tzimiropoulos |
| 2024 | ECCV | Efficient Unsupervised Visual Representation Learning with Explicit Cluster Balancing. | Ioannis Maniadis Metaxas, Georgios Tzimiropoulos, Ioannis Patras |
| 2024 | WACV | Improving Fairness using Vision-Language Driven Image Augmentation. | Moreno D'Inc, Christos Tzelepis, Ioannis Patras, Nicu Sebe |
| 2024 | WACV | Self-Supervised Representation Learning with Cross-Context Learning between Global and Hypercolumn Features. | Zheng Gao, Chen Feng, Ioannis Patras |
| 2023 | BMVC | Prompting Visual-Language Models for Dynamic Facial Expression Recognition. | Zengqun Zhao, Ioannis Patras |
| 2023 | CVPR | Attribute-Preserving Face Dataset Anonymization via Latent Code Optimization. | Simone Barattin, Christos Tzelepis, Ioannis Patras, Nicu Sebe |
| 2023 | CVPR | MaskCon: Masked Contrastive Learning for Coarse-Labelled Dataset. | Chen Feng, Ioannis Patras |
| 2023 | CVPR | Self-Supervised Video Similarity Learning. | Giorgos Kordopatis-Zilos, Giorgos Tolias, Christos Tzelepis, Ioannis Kompatsiaris, Ioannis Patras, Symeon Papadopoulos |
| 2023 | CVPR | DivClust: Controlling Diversity in Deep Clustering. | Ioannis Maniadis Metaxas, Georgios Tzimiropoulos, Ioannis Patras |
| 2023 | EMNLP | A Simple Baseline for Knowledge-Based Visual Question Answering. | Alexandros Xenos, Themos Stafylakis, Ioannis Patras, Georgios Tzimiropoulos |
| 2023 | ICCV | HyperReenact: One-Shot Reenactment via Jointly Learning to Refine and Retarget Faces. | Stella Bounareli, Christos Tzelepis, Vasileios Argyriou, Ioannis Patras, Georgios Tzimiropoulos |
| 2023 | ICIP | Selecting A Diverse Set Of Aesthetically-Pleasing and Representative Video Thumbnails Using Reinforcement Learning. | Evlampios Apostolidis, Georgios Balaouras, Vasileios Mezaris, Ioannis Patras |
| 2023 | ICLR | PandA: Unsupervised Learning of Parts and Appearances in the Feature Maps of GANs. | James Oldfield, Christos Tzelepis, Yannis Panagakis, Mihalis Nicolaou, Ioannis Patras |
| 2023 | MMM | Low-Light Image Enhancement Based on U-Net and Haar Wavelet Pooling. | Elissavet Batziou, Konstantinos Ioannidis, Ioannis Patras, Stefanos Vrochidis, Ioannis Kompatsiaris |
| 2023 | WSDM | "Just To See You Smile": SMILEY, a Voice-Guided GUY GAN. | Qi Yang, Christos Tzelepis, Sergey I. Nikolenko, Ioannis Patras, Aleksandr Farseev |
| 2022 | BMVC | SSR: An Efficient and Robust Framework for Learning with Unknown Label Noise. | Chen Feng, Georgios Tzimiropoulos, Ioannis Patras |
| 2022 | ICPR | Adaptive Soft Contrastive Learning. | Chen Feng, Ioannis Patras |
| 2022 | ISM | Explaining video summarization based on the focus of attention. | Evlampios Apostolidis, Georgios Balaouras, Vasileios Mezaris, Ioannis Patras |
| 2021 | ACII | Estimating continuous affect with label uncertainty. | Niki Maria Foteinopoulou, Christos Tzelepis, Ioannis Patras |
| 2021 | ACII | Pairwise Ranking Network for Affect Recognition. | Georgios Zoumpourlis, Ioannis Patras |
| 2021 | BMVC | Tensor Component Analysis for Interpreting the Latent Space of GANs. | James Oldfield, Markos Georgopoulos, Yannis Panagakis, Mihalis A. Nicolaou, Ioannis Patras |
| 2021 | ICCV | WarpedGANSpace: Finding non-linear RBF paths in GAN latent space. | Christos Tzelepis, Georgios Tzimiropoulos, Ioannis Patras |
| 2021 | ISM | Combining Global and Local Attention with Positional Encoding for Video Summarization. | Evlampios Apostolidis, Georgios Balaouras, Vasileios Mezaris, Ioannis Patras |
| 2020 | ICPR | Cycle-Consistent Adversarial Networks and Fast Adaptive Bi-dimensional Empirical Mode Decomposition for Style Transfer. | Elissavet Batziou, Petros Alvanitopoulos, Konstantinos Ioannidis, Ioannis Patras, Stefanos Vrochidis, Ioannis Kompatsiaris |
| 2020 | MMM | Unsupervised Video Summarization via Attention-Driven Adversarial Learning. | Evlampios Apostolidis, Eleni Adamantidou, Alexandros I. Metsai, Vasileios Mezaris, Ioannis Patras |
| 2019 | BMVC | TARN: Temporal Attentive Relation Network for Few-Shot and Zero-Shot Action Recognition. | Mina Bishay, Georgios Zoumpourlis, Ioannis Patras |
| 2019 | ICASSP | Can Automatic Facial Expression Analysis Be Used for Treatment Outcome Estimation in Schizophrenia? | Mina Bishay, Stefan Priebe, Ioannis Patras |
| 2019 | ICCV | ViSiL: Fine-Grained Spatio-Temporal Video Similarity Learning. | Giorgos Kordopatis-Zilos, Symeon Papadopoulos, Ioannis Patras, Yiannis Kompatsiaris |
| 2019 | ICIP | Exploring Feature Representation and Training Strategies in Temporal Action Localization. | Tingting Xie, Xiaoshan Yang, Tianzhu Zhang, Changsheng Xu, Ioannis Patras |
| 2019 | MMM | VERGE in VBS 2019. | Stelios Andreadis, Anastasia Moumtzidou, Damianos Galanopoulos, Foteini Markatopoulou, Konstantinos Apostolidis, Thanassis Mavropoulos, Ilias Gialampoukidis, Stefanos Vrochidis, Vasileios Mezaris, Ioannis Kompatsiaris, Ioannis Patras |
| 2019 | MMM | Multimodal Video Annotation for Retrieval and Discovery of Newsworthy Video in a News Verification Scenario. | Lyndon J. B. Nixon, Evlampios Apostolidis, Foteini Markatopoulou, Ioannis Patras, Vasileios Mezaris |
| 2019 | MMM | Detecting Tampered Videos with Multimedia Forensics and Deep Learning. | Markos Zampoglou, Foteini Markatopoulou, Grgoire Mercier, Despoina Touska, Evlampios Apostolidis, Symeon Papadopoulos, Roger Cozien, Ioannis Patras, Vasileios Mezaris, Ioannis Kompatsiaris |
| 2018 | ACCV | Deep Mixture of MRFs for Human Pose Estimation. | Ioannis Marras, Petar Palasek, Ioannis Patras |
| 2018 | BMVC | LikeNet: A Siamese Motion Estimation Network Trained in an Unsupervised Way. | Aria Ahmadi, Ioannis Marras, Ioannis Patras |
| 2018 | MMM | VERGE in VBS 2018. | Anastasia Moumtzidou, Stelios Andreadis, Foteini Markatopoulou, Damianos Galanopoulos, Ilias Gialampoukidis, Stefanos Vrochidis, Vasileios Mezaris, Ioannis Kompatsiaris, Ioannis Patras |
| 2017 | AVSS | Background modelling based on generative unet. | Ye Tao, Petar Palasek, Zhihao Ling, Ioannis Patras |
| 2017 | ICCV | Deep Globally Constrained MRFs for Human Pose Estimation. | Ioannis Marras, Petar Palasek, Ioannis Patras |
| 2017 | MMM | Near-Duplicate Video Retrieval by Aggregating Intermediate CNN Layers. | Giorgos Kordopatis-Zilos, Symeon Papadopoulos, Ioannis Patras, Yiannis Kompatsiaris |
| 2017 | MMM | VERGE in VBS 2017. | Anastasia Moumtzidou, Theodoros Mironidis, Fotini Markatopoulou, Stelios Andreadis, Ilias Gialampoukidis, Damianos Galanopoulos, Anastasia Ioannidou, Stefanos Vrochidis, Vasileios Mezaris, Ioannis Kompatsiaris, Ioannis Patras |
| 2017 | MMM | Comparison of Fine-Tuning and Extension Strategies for Deep Convolutional Neural Networks. | Nikiforos Pittaras, Foteini Markatopoulou, Vasileios Mezaris, Ioannis Patras |
| 2016 | CVPR | Automatic Recognition of Emotions and Membership in Group Videos. | Wenxuan Mou, Hatice Gunes, Ioannis Patras |
| 2016 | ICIP | Unsupervised convolutional neural networks for motion estimation. | Aria Ahmadi, Ioannis Patras |
| 2016 | ICIP | Online multi-task learning for semantic concept detection in video. | Foteini Markatopoulou, Vasileios Mezaris, Ioannis Patras |
| 2016 | ICIP | Video aesthetic quality assessment using kernel Support Vector Machine with isotropic Gaussian sample uncertainty (KSVM-IGSU). | Christos Tzelepis, Eftichia Mavridaki, Vasileios Mezaris, Ioannis Patras |
| 2016 | ICPR | Minimal filtered channel features for pedestrian detection. | Yoshiki Kuranuki, Ioannis Patras |
| 2016 | MMM | Ordering of Visual Descriptors in a Classifier Cascade Towards Improved Video Concept Detection. | Foteini Markatopoulou, Vasileios Mezaris, Ioannis Patras |
| 2016 | MMM | VERGE: A Multimodal Interactive Search Engine for Video Browsing and Retrieval. | Anastasia Moumtzidou, Theodoros Mironidis, Evlampios Apostolidis, Foteini Markatopoulou, Anastasia Ioannidou, Ilias Gialampoukidis, Konstantinos Avgerinakis, Stefanos Vrochidis, Vasileios Mezaris, Ioannis Kompatsiaris, Ioannis Patras |
| 2016 | MMM | Video Event Detection Using Kernel Support Vector Machine with Isotropic Gaussian Sample Uncertainty (KSVM-iGSU). | Christos Tzelepis, Vasileios Mezaris, Ioannis Patras |
| 2015 | ACII | Identifying valence and arousal levels via connectivity between EEG channels. | Mo Chen, Junwei Han, Lei Guo, Jiahui Wang, Ioannis Patras |
| 2015 | BMVC | Face Alignment Assisted by Head Pose Estimation. | Heng Yang, Wenxuan Mou, Yichi Zhang, Ioannis Patras, Hatice Gunes, Peter Robinson |
| 2015 | CVPR | Mirror, mirror on the wall, tell me, is the error small? | Heng Yang, Ioannis Patras |
| 2015 | ICIP | Cascade of classifiers based on binary, non-binary and deep convolutional network descriptors for video concept detection. | Foteini Markatopoulou, Vasileios Mezaris, Ioannis Patras |
| 2015 | MMM | A Study on the Use of a Binary Local Descriptor and Color Extensions of Local Descriptors for Video Concept Detection. | Fotini Markatopoulou, Nikiforos Pittaras, Olga Papadopoulou, Vasileios Mezaris, Ioannis Patras |
| 2015 | MMM | VERGE: A Multimodal Interactive Video Search Engine. | Anastasia Moumtzidou, Konstantinos Avgerinakis, Evlampios Apostolidis, Fotini Markatopoulou, Konstantinos Apostolidis, Theodoros Mironidis, Stefanos Vrochidis, Vasileios Mezaris, Ioannis Kompatsiaris, Ioannis Patras |
| 2014 | BMVC | Structured Semi-supervised Forest for Facial Landmarks Localization with Face Mask Reasoning. | Xuhui Jia, Heng Yang, Kwok-Ping Chan, Ioannis Patras |
| 2014 | ICIP | Learning visual saliency using topographic independent component analysis. | Daria Stefic, Ioannis Patras |
| 2013 | ICCV | Sieving Regression Forest Votes for Facial Feature Detection in the Wild. | Heng Yang, Ioannis Patras |
| 2013 | ICIP | Semi-supervised visual recognition with constrained graph regularized non negative matrix factorization. | Weiwei Guo, Weidong Hu, Nikolaos V. Boulgouris, Ioannis Patras |
| 2012 | ACCV | Exploiting Depth and Intensity Information for Head Pose Estimation with Random Forests and Tensor Models. | Sertan Kaymak, Ioannis Patras |
| 2012 | ACCV | Exploring the Similarities of Neighboring Spatiotemporal Points for Action Pair Matching. | Irene Kotsia, Ioannis Patras |
| 2012 | ACCV | Face Parts Localization Using Structured-Output Regression Forests. | Heng Yang, Ioannis Patras |
| 2012 | CVPR | Learning codebook weights for action detection. | B. G. Vijay Kumar, Ioannis Patras |
| 2012 | ICIP | Support tensor action spotting. | Irene Kotsia, Ioannis Patras |
| 2012 | ICPR | A simple and effective extrinsic calibration method of a camera and a single line scanning lidar. | Heng Yang, Xiaolin Liu, Ioannis Patras |
| 2012 | ICPR | Coupled 3D tracking and pose optimization of rigid objects using particle filter. | Heng Yang, Yueqiang Zhang, Xiaolin Liu, Ioannis Patras |
| 2012 | ISVC | Higher Rank Support Tensor Machines. | Irene Kotsia, Weiwei Guo, Ioannis Patras |
| 2011 | BMVC | Max-Margin Semi-NMF. | B. G. Vijay Kumar, Ioannis Patras, Irene Kotsia |
| 2011 | CVPR | Support tucker machines. | Irene Kotsia, Ioannis Patras |
| 2010 | CVPR | Facial expression invariant head pose normalization using Gaussian Process Regression. | Ognjen Rudovic, Ioannis Patras, Maja Pantic |
| 2010 | ECCV | Coupled Gaussian Process Regression for Pose-Invariant Facial Expression Recognition. | Ognjen Rudovic, Ioannis Patras, Maja Pantic |
| 2010 | ICPR | Multiplicative Update Rules for Multilinear Support Tensor Machines. | Irene Kotsia, Ioannis Patras |
| 2010 | ICPR | Pyramidal Model for Image Semantic Segmentation. | Giuseppe Passino, Ioannis Patras, Ebroul Izquierdo |
| 2010 | ICPR | Regression-Based Multi-view Facial Expression Recognition. | Ognjen Rudovic, Ioannis Patras, Maja Pantic |
| 2009 | ACII | EEG analysis for implicit tagging of video data. | Sander Koelstra, Christian Mhl, Ioannis Patras |
| 2009 | BMVC | Latent Semantics Local Distribution for CRF-based Image Semantic Segmentation. | Giuseppe Passino, Ioannis Patras, Ebroul Izquierdo |
| 2009 | CVPR | An implicit spatiotemporal shape model for human activity localization and recognition. | Antonios Oikonomopoulos, Ioannis Patras, Maja Pantic |
| 2008 | CVPR | B-spline polynomial descriptors for human activity recognition. | Antonios Oikonomopoulos, Maja Pantic, Ioannis Patras |
| 2008 | ICASSP | Incremental salient point detection. | Ioannis Patras, Yiannis Andreopoulos |
| 2008 | ICIP | On the role of structure in part-based object detection. | Giuseppe Passino, Ioannis Patras, Ebroul Izquierdo |
| 2007 | CVPR | Regression tracking with data relevance determination. | Ioannis Patras, Edwin R. Hancock |
| 2007 | ICIP | Template Trackingwith Observation Relevance Determination. | Ioannis Patras, Edwin R. Hancock |
| 2006 | CVPR | Kernel-based Recognition of Human Actions Using Spatiotemporal Salient Points. | Antonios Oikonomopoulos, Ioannis Patras, Maja Pantic |
| 2005 | CVPR | Facial Action Unit Detection using Probabilistic Actively Learned Support Vector Machines on Tracked Facial Point Data. | Michel Franois Valstar, Ioannis Patras, Maja Pantic |
| 2005 | SMC | Detecting facial actions and their temporal segments in nearly frontal-view face image sequences. | Maja Pantic, Ioannis Patras |
| 2005 | SMC | Tracking deformable motion. | Ioannis Patras, Maja Pantic |
| 2004 | SMC | Motion history for facial action detection in video. | Michel Franois Valstar, Maja Pantic, Ioannis Patras |
| 2004 | SMC | Online globally consistent mosaicing using an efficient representation. | Feike Winkelman, Ioannis Patras |
| 2002 | ICIP | Confidence measures for block matching motion estimation. | Ioannis Patras, Emile A. Hendriks, Reginald L. Lagendijk |
| 2002 | ICPR | Regularized Patch Motion Estimation. | Ioannis Patras, Marcel Worring |
| 1998 | ICIP | An Iterative Motion Estimation-Segmentation Method using Watershed Segments. | Ioannis Patras, Emile A. Hendriks, Reginald L. Lagendijk |
| 1996 | ICPR | Joint disparity and motion field estimation in stereoscopic image sequences. | Ioannis Patras, Nicolas Alvertos, Georgios Tziritas |