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

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Computer vision is a field of artificial intelligence that trains computers to interpret the visual world in a way similar to that of humans. Due to the rapid advancements in technology and the increasing availability of sufficiently large…

Computer Vision and Pattern Recognition · Computer Science 2020-09-30 Leonardo Ramos , Bernardo Morales

Facial analysis is an active research area in computer vision, with many practical applications. Most of the existing studies focus on addressing one specific task and maximizing its performance. For a complete facial analysis system, one…

Computer Vision and Pattern Recognition · Computer Science 2021-09-23 Bishwo Adhikari , Xingyang Ni , Esa Rahtu , Heikki Huttunen

In recent years, Affective Computing and its applications have become a fast-growing research topic. Furthermore, the rise of Deep Learning has introduced significant improvements in the emotion recognition system compared to classical…

Computer Vision and Pattern Recognition · Computer Science 2020-01-22 Joaquim Comas , Decky Aspandi , Xavier Binefa

Facial recognition has become a widely used method for authentication and identification, with applications for secure access and locating missing persons. Its success is largely attributed to deep learning, which leverages large datasets…

Computer Vision and Pattern Recognition · Computer Science 2025-12-08 Pedro Vidal , Bernardo Biesseck , Luiz E. L. Coelho , Roger Granada , David Menotti

Facial Expression Recognition is a commercially-important application, but one under-appreciated limitation is that such applications require making predictions on out-of-sample distributions, where target images have different properties…

Computer Vision and Pattern Recognition · Computer Science 2023-03-10 Varsha Suresh , Gerard Yeo , Desmond C. Ong

Smile detection from unconstrained facial images is a specialized and challenging problem. As one of the most informative expressions, smiles convey basic underlying emotions, such as happiness and satisfaction, which lead to multiple…

Computer Vision and Pattern Recognition · Computer Science 2018-02-08 Xin Guo , Luisa F. Polanía , Kenneth E. Barner

In the computer research area, facial expression recognition is a hot research problem. Recent years, the research has moved from the lab environment to in-the-wild circumstances. It is challenging, especially under extreme poses. But…

Computer Vision and Pattern Recognition · Computer Science 2018-11-07 Fei Yang , Qian Zhang , Chi Zheng , Guoping Qiu

Automatic recognition of spontaneous facial expressions is a major challenge in the field of affective computing. Head rotation, face pose, illumination variation, occlusion etc. are the attributes that increase the complexity of…

Computer Vision and Pattern Recognition · Computer Science 2016-06-17 S L Happy , Priyadarshi Patnaik , Aurobinda Routray , Rajlakshmi Guha

Current benchmarks for facial expression recognition (FER) mainly focus on static images, while there are limited datasets for FER in videos. It is still ambiguous to evaluate whether performances of existing methods remain satisfactory in…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Yan Wang , Yixuan Sun , Yiwen Huang , Zhongying Liu , Shuyong Gao , Wei Zhang , Weifeng Ge , Wenqiang Zhang

Facial Emotion Recognition (FER) plays a crucial role in computer vision, with significant applications in human-computer interaction, affective computing, and areas such as mental health monitoring and personalized learning environments.…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Arnab Kumar Roy , Hemant Kumar Kathania , Adhitiya Sharma

Affective computing for animals is a rapidly expanding research area that is going deeper than automated movement tracking to address animal internal states, like pain and emotions. Facial expressions can serve to communicate information…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 George Martvel , Greta Abele , Annika Bremhorst , Chiara Canori , Nareed Farhat , Giulia Pedretti , Ilan Shimshoni , Anna Zamansky

In this paper, we introduce Behavior4All, a comprehensive, open-source toolkit for in-the-wild facial behavior analysis, integrating Face Localization, Valence-Arousal Estimation, Basic Expression Recognition and Action Unit Detection, all…

Computer Vision and Pattern Recognition · Computer Science 2024-09-27 Dimitrios Kollias , Chunchang Shao , Odysseus Kaloidas , Ioannis Patras

One of the most important subconscious reactions, micro-expression (ME), is a spontaneous, subtle, and transient facial expression that reveals human beings' genuine emotion. Therefore, automatically recognizing ME (MER) is becoming…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Sirui Zhao , Huaying Tang , Xinglong Mao , Shifeng Liu , Yiming Zhang , Hao Wang , Tong Xu , Enhong Chen

Facial expression-based human emotion recognition is a critical research area in psychology and medicine. State-of-the-art classification performance is only reached by end-to-end trained neural networks. Nevertheless, such black-box models…

Computer Vision and Pattern Recognition · Computer Science 2024-04-12 Tim Büchner , Niklas Penzel , Orlando Guntinas-Lichius , Joachim Denzler

Facial expression recognition (FER) has emerged as a promising approach to the development of emotion-aware intelligent systems. The performance of FER in multiple domains is continuously being improved, especially through advancements in…

Human-Computer Interaction · Computer Science 2024-10-15 Sanjeev Nahulanthran , Mor Vered , Leimin Tian , Dana Kulić

At its core, feather was a tool that allowed model developers to build shareable user interfaces for their models in under 20 lines of code. Using the Python SDK, developers specified visual components that users would interact with. (e.g.…

Artificial Intelligence · Computer Science 2023-08-08 Nihir Vedd , Paul Riga

Facial Expression Recognition (FER) is an important task in computer vision and has wide applications in human-computer interaction, intelligent security, emotion analysis, and other fields. However, the limited size of FER datasets limits…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Jun Yu , Zhongpeng Cai , Renda Li , Gongpeng Zhao , Guochen Xie , Jichao Zhu , Wangyuan Zhu

Emotional talking head synthesis aims to generate talking portrait videos with vivid expressions. Existing methods still exhibit limitations in control flexibility, motion naturalness, and expression quality. Moreover, currently available…

Computer Vision and Pattern Recognition · Computer Science 2025-12-24 Yiguo Jiang , Xiaodong Cun , Yong Zhang , Yudian Zheng , Fan Tang , Chi-Man Pun

Managing and analyzing pose data is a complex task, with challenges ranging from handling diverse file structures and data types to facilitating effective data manipulations such as normalization and augmentation. This paper presents…

Computer Vision and Pattern Recognition · Computer Science 2023-10-16 Amit Moryossef , Mathias Müller , Rebecka Fahrni

In this paper, we present WildlifeDatasets (https://github.com/WildlifeDatasets/wildlife-datasets) - an open-source toolkit intended primarily for ecologists and computer-vision / machine-learning researchers. The WildlifeDatasets is…

Computer Vision and Pattern Recognition · Computer Science 2023-12-15 Vojtěch Čermák , Lukas Picek , Lukáš Adam , Kostas Papafitsoros