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Related papers: Py-Feat: Python Facial Expression Analysis Toolbox

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Recently, facial expression recognition (FER) in the wild has gained a lot of researchers' attention because it is a valuable topic to enable the FER techniques to move from the laboratory to the real applications. In this paper, we focus…

Computer Vision and Pattern Recognition · Computer Science 2020-08-14 Xingxun Jiang , Yuan Zong , Wenming Zheng , Chuangao Tang , Wanchuang Xia , Cheng Lu , Jiateng Liu

Facial expressions convey human emotions and can be categorized into macro-expressions (MaEs) and micro-expressions (MiEs) based on duration and intensity. While MaEs are voluntary and easily recognized, MiEs are involuntary, rapid, and can…

Artificial Intelligence · Computer Science 2025-06-05 Zixuan Shangguan , Yanjie Dong , Song Guo , Victor C. M. Leung , M. Jamal Deen , Xiping Hu

Face Emotion Recognition (FER) is essential for social interactions and understanding others' mental states. Utilizing eye tracking to investigate FER has yielded insights into cognitive processes. In this study, we utilized an…

Human-Computer Interaction · Computer Science 2025-03-21 Meisam J. Seikavandi , Maria J. Barrett , Paolo Burelli

The Facial Action Coding System (FACS) for studying facial expressions is manual and requires significant effort and expertise. This paper explores the use of automated techniques to generate Action Units (AUs) for studying facial…

Computer Vision and Pattern Recognition · Computer Science 2024-06-14 Shivansh Chandra Tripathi , Rahul Garg

Current facial emotion recognition systems are predominately trained to predict a fixed set of predefined categories or abstract dimensional values. This constrained form of supervision hinders generalization and applicability, as it…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 Licai Sun , Xingxun Jiang , Haoyu Chen , Yante Li , Zheng Lian , Biu Liu , Yuan Zong , Wenming Zheng , Jukka M. Leppänen , Guoying Zhao

Understanding the mental state of other people is an important skill for intelligent agents and robots to operate within social environments. However, the mental processes involved in `mind-reading' are complex. One explanation of such…

Computer Vision and Pattern Recognition · Computer Science 2019-11-05 Jonathan Vitale , Mary-Anne Williams , Benjamin Johnston , Giuseppe Boccignone

Face recognition (FR) systems continue to spread in our daily lives with an increasing demand for higher explainability and interpretability of FR systems that are mainly based on deep learning. While bias across demographic groups in FR…

Computer Vision and Pattern Recognition · Computer Science 2023-06-16 Marco Huber , Meiling Fang , Fadi Boutros , Naser Damer

Facial expression recognition (FER) is an important research topic in emotional artificial intelligence. In recent decades, researchers have made remarkable progress. However, current FER paradigms face challenges in generalization, lack…

Computer Vision and Pattern Recognition · Computer Science 2024-08-22 Bohao Xing , Zitong Yu , Xin Liu , Kaishen Yuan , Qilang Ye , Weicheng Xie , Huanjing Yue , Jingyu Yang , Heikki Kälviäinen

Automated facial expression analysis has a variety of applications in human-computer interaction. Traditional methods mainly analyze prototypical facial expressions of no more than eight discrete emotions as a classification task. However,…

Computer Vision and Pattern Recognition · Computer Science 2018-05-04 Feng Zhou , Shu Kong , Charless Fowlkes , Tao Chen , Baiying Lei

Facial animation is a core component for creating digital characters in Computer Graphics (CG) industry. A typical production workflow relies on sparse, semantically meaningful keyframes to precisely control facial expressions. Enabling…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Jingchao Wu , Zejian Kang , Haibo Liu , Yuanchen Fei , Xiangru Huang

Recently, face recognition systems have demonstrated remarkable performances and thus gained a vital role in our daily life. They already surpass human face verification accountability in many scenarios. However, they lack explanations for…

Computer Vision and Pattern Recognition · Computer Science 2023-02-20 Martin Knoche , Torben Teepe , Stefan Hörmann , Gerhard Rigoll

Generative Adversarial Network approaches such as StyleGAN/2 provide two key benefits: the ability to generate photo-realistic face images and possessing a semantically structured latent space from which these images are created. Many…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Jingrui He , Andrew Stephen McGough

Benefiting from advances in machine vision and natural language processing techniques, current image captioning systems are able to generate detailed visual descriptions. For the most part, these descriptions represent an objective…

Computer Vision and Pattern Recognition · Computer Science 2020-04-16 Omid Mohamad Nezami , Mark Dras , Stephen Wan , Cecile Paris

Recent advances in facial expression synthesis have shown promising results using diverse expression representations including facial action units. Facial action units for an elaborate facial expression synthesis need to be intuitively…

Computer Vision and Pattern Recognition · Computer Science 2020-07-17 Joanna Hong , Jung Uk Kim , Sangmin Lee , Yong Man Ro

Existing face-swapping methods often deliver competitive results in constrained settings but exhibit substantial quality degradation when handling extreme facial poses. To improve facial pose robustness, explicit geometric features are…

Computer Vision and Pattern Recognition · Computer Science 2026-01-26 Jongmin Yu , Hyeontaek Oh , Zhongtian Sun , Angelica I Aviles-Rivero , Moongu Jeon , Jinhong Yang

Facial Expression Recognition (FER) is a crucial task in affective computing, but its conventional focus on the seven basic emotions limits its applicability to the complex and expanding emotional spectrum. To address the issue of new and…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Niki Maria Foteinopoulou , Ioannis Patras

Facial analysis models are increasingly used in applications that have serious impacts on people's lives, ranging from authentication to surveillance tracking. It is therefore critical to develop techniques that can reveal unintended biases…

Computer Vision and Pattern Recognition · Computer Science 2024-03-14 Remi Denton , Ben Hutchinson , Margaret Mitchell , Timnit Gebru , Andrew Zaldivar

Reliable facial expression learning (FEL) involves the effective learning of distinctive facial expression characteristics for more reliable, unbiased and accurate predictions in real-life settings. However, current systems struggle with…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Azmine Toushik Wasi , Taki Hasan Rafi , Raima Islam , Karlo Serbetar , Dong Kyu Chae

Training facial emotion recognition models requires large sets of data and costly annotation processes. To alleviate this problem, we developed a gamified method of acquiring annotated facial emotion data without an explicit labeling effort…

Computer Vision and Pattern Recognition · Computer Science 2022-11-10 Krist Shingjergji , Deniz Iren , Felix Bottger , Corrie Urlings , Roland Klemke

Micro-expressions (MEs) are brief and involuntary facial expressions that occur when people are trying to hide their true feelings or conceal their emotions. Based on psychology research, MEs play an important role in understanding genuine…

Computer Vision and Pattern Recognition · Computer Science 2020-12-29 Thuong-Khanh Tran , Quang-Nhat Vo , Xiaopeng Hong , Xiaobai Li , Guoying Zhao