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The face reenactment is a popular facial animation method where the person's identity is taken from the source image and the facial motion from the driving image. Recent works have demonstrated high quality results by combining the facial…

Computer Vision and Pattern Recognition · Computer Science 2020-11-10 Soumya Tripathy , Juho Kannala , Esa Rahtu

Nowadays actions are increasingly being handled in electronic ways, instead of physical interaction. From earlier times biometrics is used in the authentication of a person. It recognizes a person by using a human trait associated with it…

Computer Vision and Pattern Recognition · Computer Science 2017-02-27 Tanu Srivastava , Raj Shree Singh , Sunil Kumar , Pavan Chakraborty

Facial Action Unit (AU) detection has gained significant attention as it enables the breakdown of complex facial expressions into individual muscle movements. In this paper, we revisit two fundamental factors in AU detection: diverse and…

Computer Vision and Pattern Recognition · Computer Science 2025-05-12 Mang Ning , Albert Ali Salah , Itir Onal Ertugrul

Facial action units (AUs) play an indispensable role in human emotion analysis. We observe that although AU-based high-level emotion analysis is urgently needed by real-world applications, frame-level AU results provided by previous works…

Computer Vision and Pattern Recognition · Computer Science 2023-05-12 Yingjie Chen , Jiarui Zhang , Tao Wang , Yun Liang

The automatic intensity estimation of facial action units (AUs) from a single image plays a vital role in facial analysis systems. One big challenge for data-driven AU intensity estimation is the lack of sufficient AU label data. Due to the…

Computer Vision and Pattern Recognition · Computer Science 2020-04-14 Xinhui Song , Tianyang Shi , Tianjia Shao , Yi Yuan , Zunlei Feng , Changjie Fan

Machine learning models automatically learn discriminative features from the data, and are therefore susceptible to learn strongly-correlated biases, such as using protected attributes like gender and race. Most existing bias mitigation…

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

Dynamic facial expression recognition has many useful applications in social networks, multimedia content analysis, security systems and others. This challenging process must be done under recurrent problems of image illumination and low…

Computer Vision and Pattern Recognition · Computer Science 2020-12-29 Ali Raza Shahid , Sheheryar Khan , Hong Yan

The transfer of facial expressions from people to 3D face models is a classic computer graphics problem. In this paper, we present a novel, learning-based approach to transferring facial expressions and head movements from images and videos…

Graphics · Computer Science 2021-11-15 Xiao S. Zeng , Surya Dwarakanath , Wuyue Lu , Masaki Nakada , Demetri Terzopoulos

Over the past decades the machine and deep learning community has celebrated great achievements in challenging tasks such as image classification. The deep architecture of artificial neural networks together with the plenitude of available…

Computer Vision and Pattern Recognition · Computer Science 2022-01-19 Jessica Deuschel , Bettina Finzel , Ines Rieger

Automated facial identification and facial expression recognition have been topics of active research over the past few decades. Facial and expression recognition find applications in human-computer interfaces, subject tracking, real-time…

Computer Vision and Pattern Recognition · Computer Science 2016-10-25 Sohini Roychowdhury , Michelle Emmons

As one of the newest members in the field of artificial immune systems (AIS), the Dendritic Cell Algorithm (DCA) is based on behavioural models of natural dendritic cells (DCs). Unlike other AIS, the DCA does not rely on training data,…

Artificial Intelligence · Computer Science 2016-11-26 Feng Gu , Julie Greensmith , Robert Oates , Uwe Aickelin

Facial Action Units (AUs) detection is a cornerstone of objective facial expression analysis and a critical focus in affective computing. Despite its importance, AU detection faces significant challenges, such as the high cost of AU…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Bohao Xing , Kaishen Yuan , Zitong Yu , Xin Liu , Heikki Kälviäinen

Visual attention has been extensively studied for learning fine-grained features in both facial expression recognition (FER) and Action Unit (AU) detection. A broad range of previous research has explored how to use attention modules to…

Computer Vision and Pattern Recognition · Computer Science 2022-03-24 Xiaotian Li , Zhihua Li , Huiyuan Yang , Geran Zhao , Lijun Yin

Human face exhibits an inherent hierarchy in its representations (i.e., holistic facial expressions can be encoded via a set of facial action units (AUs) and their intensity). Variational (deep) auto-encoders (VAE) have shown great results…

Computer Vision and Pattern Recognition · Computer Science 2017-08-08 Dieu Linh Tran , Robert Walecki , Ognjen Rudovic , Stefanos Eleftheriadis , Bjørn Schuller , Maja Pantic

High-quality annotated images are significant to deep facial expression recognition (FER) methods. However, uncertain labels, mostly existing in large-scale public datasets, often mislead the training process. In this paper, we achieve…

Computer Vision and Pattern Recognition · Computer Science 2023-01-02 Yang Liu , Xingming Zhang , Janne Kauttonen , Guoying Zhao

Facial action unit detection has emerged as an important task within facial expression analysis, aimed at detecting specific pre-defined, objective facial expressions, such as lip tightening and cheek raising. This paper presents our…

Computer Vision and Pattern Recognition · Computer Science 2023-04-19 Yufeng Yin , Minh Tran , Di Chang , Xinrui Wang , Mohammad Soleymani

Facial action unit (AU) detection is a challenging task due to the scarcity of manual annotations. Recent works on AU detection with self-supervised learning have emerged to address this problem, aiming to learn meaningful AU…

Computer Vision and Pattern Recognition · Computer Science 2023-03-13 Juan Song , Zhilei Liu

Interest makes one hold her attention on the object of interest. Automatic recognition of interest has numerous applications in human-computer interaction. In this paper, we study the facial expressions associated with interest and its…

Human-Computer Interaction · Computer Science 2016-10-12 Mohammad Soleymani

In this paper, we propose a novel approach named by Discriminative Principal Component Analysis which is abbreviated as Discriminative PCA in order to enhance separability of PCA by Linear Discriminant Analysis (LDA). The proposed method…

Computer Vision and Pattern Recognition · Computer Science 2019-03-13 Hanli Qiao

Facial Action Unit (AU) detection is a crucial task for emotion analysis from facial movements. The apparent differences of different subjects sometimes mislead changes brought by AUs, resulting in inaccurate results. However, most of the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-07 Jiyuan Cao , Zhilei Liu , Yong Zhang
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