Facial expression analysis under partial occlusion. - Ioan Buciu; Irene Kotsia; Ioannis Pitas (ICASSP (5), 2005)

Real time facial expression recognition from image sequences using support vector machines. - Irene Kotsia; Ioannis Pitas (ICIP (2), 2005)

The eNTERFACE'05 Audio-Visual Emotion Database. - Olivier Martin 001; Irene Kotsia; Benoît Macq; Ioannis Pitas (ICDE Workshops, 2006)

Fusion of Geometrical and Texture Information for Facial Expression Recognition. - Irene Kotsia; Nikos Nikolaidis 001; Ioannis Pitas (ICIP, 2006)

Facial expression recognition using shape and texture information. - Irene Kotsia; Ioannis Pitas (IFIP AI, 2006)

Facial Expression Recognition in Videos using a Novel Multi-Class Support Vector Machines Variant. - Irene Kotsia; Nikolaos Nikolaidis 001; Ioannis Pitas (ICASSP (2), 2007)

Synthesis of expressive facial animations: A multimodal caricatural mirror. - Olivier Martin 001; Irene Kotsia; Ioannis Pitas; Arman Savran; Jordi Adell; Ana Huerta; Raphaël Sebbe (J. Multimodal User Interfaces, 2007)

A Novel Discriminant Non-Negative Matrix Factorization Algorithm With Applications to Facial Image Characterization Problems. - Irene Kotsia; Stefanos Zafeiriou; Ioannis Pitas (IEEE Trans. Inf. Forensics Secur., 2007)

Facial Expression Recognition in Image Sequences Using Geometric Deformation Features and Support Vector Machines. - Irene Kotsia; Ioannis Pitas (IEEE Trans. Image Process., 2007)

Texture and Shape Information Fusion for Facial Action Unit Recognition. - Irene Kotsia; Stefanos Zafeiriou; Nikolaos Nikolaidis 001; Ioannis Pitas (ACHI, 2008)

Discriminant Non-negative Matrix Factorization and Projected Gradients for Frontal Face Verification. - Irene Kotsia; Stefanos Zafeiriou; Ioannis Pitas (BIOID, 2008)

An analysis of facial expression recognition under partial facial image occlusion. - Irene Kotsia; Ioan Buciu; Ioannis Pitas (Image Vis. Comput., 2008)

Texture and shape information fusion for facial expression and facial action unit recognition. - Irene Kotsia; Stefanos Zafeiriou; Ioannis Pitas (Pattern Recognit., 2008)

Τεχνικές ψηφιακής επεξεργασίας εικόνας και βίντεο με εφαρμογή στην αναγνώριση συναισθηματικής κατάστασης - Irene Kotsia (2008)

Frontal view recognition in multiview video sequences. - Irene Kotsia; Nikos Nikolaidis 001; Ioannis Pitas (ICME, 2009)

Novel Multiclass Classifiers Based on the Minimization of the Within-Class Variance. - Irene Kotsia; Ioannis Pitas; Stefanos Zafeiriou (IEEE Trans. Neural Networks, 2009)

Relative Margin Support Tensor Machines for gait and action recognition. - Irene Kotsia; Ioannis Patras (CIVR, 2010)

Multiplicative Update Rules for Multilinear Support Tensor Machines. - Irene Kotsia; Ioannis Patras (ICPR, 2010)

Max-Margin Semi-NMF. - B. G. Vijay Kumar; Ioannis Patras; Irene Kotsia (BMVC, 2011)

Action spotting exploiting the frequency domain. - Irene Kotsia; Vasileios Argyriou (CVPR Workshops, 2011)

Support tucker machines. - Irene Kotsia; Ioannis Patras (CVPR, 2011)

Exploring the Similarities of Neighboring Spatiotemporal Points for Action Pair Matching. - Irene Kotsia; Ioannis Patras (ACCV (3), 2012)

Support tensor action spotting. - Irene Kotsia; Ioannis Patras (ICIP, 2012)

Affective gaming: Beyond using sensors. - Irene Kotsia; Ioannis Patras; Spiros Fotopoulos (ISCCSP, 2012)

Higher Rank Support Tensor Machines. - Irene Kotsia; Weiwei Guo; Ioannis Patras (ISVC (2), 2012)

Max-margin Non-negative Matrix Factorization. - B. G. Vijay Kumar; Irene Kotsia; Ioannis Patras (Image Vis. Comput., 2012)

Higher rank Support Tensor Machines for visual recognition. - Irene Kotsia; Weiwei Guo; Ioannis Patras (Pattern Recognit., 2012)

Tensor Learning for Regression. - Weiwei Guo; Irene Kotsia; Ioannis Patras (IEEE Trans. Image Process., 2012)

Affective Gaming: A Comprehensive Survey. - Irene Kotsia; Stefanos Zafeiriou; Spiros Fotopoulos (CVPR Workshops, 2013)

On One-Shot Similarity Kernels: Explicit Feature Maps and Properties. - Stefanos Zafeiriou; Irene Kotsia (ICCV, 2013)

Guest Editorial Introduction to the Special Issue on Modern Control for Computer Games. - Vasileios Argyriou; Irene Kotsia; Stefanos Zafeiriou; Maria Petrou (IEEE Trans. Cybern., 2013)

Facial Affect "In-the-Wild": A Survey and a New Database. - Stefanos Zafeiriou; Athanasios Papaioannou; Irene Kotsia; Mihalis A. Nicolaou; Guoying Zhao 001 (CVPR Workshops, 2016)

Editorial of special issue on spontaneous facial behaviour analysis. - Stefanos Zafeiriou; Guoying Zhao 001; Matti Pietikäinen; Rama Chellappa; Irene Kotsia; Jeffrey F. Cohn (Comput. Vis. Image Underst., 2016)

Recognition of Affect in the Wild Using Deep Neural Networks. - Dimitrios Kollias; Mihalis A. Nicolaou; Irene Kotsia; Guoying Zhao 001; Stefanos Zafeiriou (CVPR Workshops, 2017)

AgeDB: The First Manually Collected, In-the-Wild Age Database. - Stylianos Moschoglou; Athanasios Papaioannou; Christos Sagonas; Jiankang Deng; Irene Kotsia; Stefanos Zafeiriou (CVPR Workshops, 2017)

Aff-Wild: Valence and Arousal 'In-the-Wild' Challenge. - Stefanos Zafeiriou; Dimitrios Kollias; Mihalis A. Nicolaou; Athanasios Papaioannou; Guoying Zhao 001; Irene Kotsia (CVPR Workshops, 2017)

Dynamic Probabilistic Linear Discriminant Analysis for video classification. - Alessandro Fabris; Mihalis A. Nicolaou; Irene Kotsia; Stefanos Zafeiriou (ICASSP, 2017)

4DFAB: A Large Scale 4D Facial Expression Database for Biometric Applications. - Shiyang Cheng 001; Irene Kotsia; Maja Pantic; Stefanos Zafeiriou (CoRR, 2017)

4DFAB: A Large Scale 4D Database for Facial Expression Analysis and Biometric Applications. - Shiyang Cheng 001; Irene Kotsia; Maja Pantic; Stefanos Zafeiriou (CVPR, 2018)

Generating faces for affect analysis. - Dimitrios Kollias; Shiyang Cheng 001; Evangelos Ververas; Irene Kotsia; Stefanos Zafeiriou (CoRR, 2018)

GANFIT: Generative Adversarial Network Fitting for High Fidelity 3D Face Reconstruction. - Baris Gecer; Stylianos Ploumpis; Irene Kotsia; Stefanos Zafeiriou (CVPR, 2019)

Dense 3D Face Decoding Over 2500FPS: Joint Texture & Shape Convolutional Mesh Decoders. - Yuxiang Zhou; Jiankang Deng; Irene Kotsia; Stefanos Zafeiriou (CVPR, 2019)

MeshGAN: Non-linear 3D Morphable Models of Faces. - Shiyang Cheng 001; Michael M. Bronstein; Yuxiang Zhou; Irene Kotsia; Maja Pantic; Stefanos Zafeiriou (CoRR, 2019)

RetinaFace: Single-stage Dense Face Localisation in the Wild. - Jiankang Deng; Jia Guo 003; Yuxiang Zhou; Jinke Yu; Irene Kotsia; Stefanos Zafeiriou (CoRR, 2019)

The Menpo Benchmark for Multi-pose 2D and 3D Facial Landmark Localisation and Tracking. - Jiankang Deng; Anastasios Roussos; Grigorios Chrysos 002; Evangelos Ververas; Irene Kotsia; Jie Shen 008; Stefanos Zafeiriou (Int. J. Comput. Vis., 2019)

Deep Affect Prediction in-the-Wild: Aff-Wild Database and Challenge, Deep Architectures, and Beyond. - Dimitrios Kollias; Panagiotis Tzirakis; Mihalis A. Nicolaou; Athanasios Papaioannou; Guoying Zhao 001; Björn W. Schuller; Irene Kotsia; Stefanos Zafeiriou (Int. J. Comput. Vis., 2019)

Editorial of Special Issue on Human Behaviour Analysis "In-the-Wild". - Mihalis A. Nicolaou; Stefanos Zafeiriou; Irene Kotsia; Guoying Zhao 001; Jeffrey F. Cohn (IEEE Trans. Affect. Comput., 2019)

RetinaFace: Single-Shot Multi-Level Face Localisation in the Wild. - Jiankang Deng; Jia Guo 003; Evangelos Ververas; Irene Kotsia; Stefanos Zafeiriou (CVPR, 2020)

Deep Neural Network Augmentation: Generating Faces for Affect Analysis. - Dimitrios Kollias; Shiyang Cheng 001; Evangelos Ververas; Irene Kotsia; Stefanos Zafeiriou (Int. J. Comput. Vis., 2020)

Analysing Affective Behavior in the second ABAW2 Competition. - Dimitrios Kollias; Irene Kotsia; Elnar Hajiyev; Stefanos Zafeiriou (CoRR, 2021)

ArcFace: Additive Angular Margin Loss for Deep Face Recognition. - Jiankang Deng; Jia Guo 003; Jing Yang 038; Niannan Xue; Irene Kotsia; Stefanos Zafeiriou (IEEE Trans. Pattern Anal. Mach. Intell., 2022)

Fast-GANFIT: Generative Adversarial Network for High Fidelity 3D Face Reconstruction. - Baris Gecer; Stylianos Ploumpis; Irene Kotsia; Stefanos Zafeiriou (IEEE Trans. Pattern Anal. Mach. Intell., 2022)

The 6th Affective Behavior Analysis in-the-wild (ABAW) Competition. - Dimitrios Kollias; Panagiotis Tzirakis; Alan Cowen; Stefanos Zafeiriou; Irene Kotsia; Alice Baird; Chris Gagne 001; Chunchang Shao; Guanyu Hu 003 (CVPR Workshops, 2024)

7th ABAW Competition: Multi-task Learning and Compound Expression Recognition. - Dimitrios Kollias; Stefanos Zafeiriou; Irene Kotsia; Abhinav Dhall; Shreya Ghosh 001; Chunchang Shao; Guanyu Hu 003 (ECCV Workshops (15), 2024)

Advancements in Affective and Behavior Analysis: The 8th ABAW Workshop and Competition. - Dimitrios Kollias; Panagiotis Tzirakis; Alan Cowen; Stefanos Zafeiriou; Irene Kotsia; Eric Granger; Marco Pedersoli; Simon Bacon; Alice Baird; Chris Gagne 001; Chunchang Shao; Guanyu Hu 003; et al. (CVPR Workshops, 2025)