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Attention mechanism has recently attracted increasing attentions in the field of facial action unit (AU) detection. By finding the region of interest of each AU with the attention mechanism, AU-related local features can be captured. Most…

Computer Vision and Pattern Recognition · Computer Science 2019-10-21 Zhiwen Shao , Zhilei Liu , Jianfei Cai , Yunsheng Wu , Lizhuang Ma

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

Facial action unit (AU) detection and face alignment are two highly correlated tasks since facial landmarks can provide precise AU locations to facilitate the extraction of meaningful local features for AU detection. Most existing AU…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Zhiwen Shao , Zhilei Liu , Jianfei Cai , Lizhuang Ma

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

Facial expressions are combinations of basic components called Action Units (AU). Recognizing AUs is key for developing general facial expression analysis. In recent years, most efforts in automatic AU recognition have been dedicated to…

Computer Vision and Pattern Recognition · Computer Science 2018-03-26 Ciprian A. Corneanu , Meysam Madadi , Sergio Escalera

Facial action unit (AU) detection and face alignment are two highly correlated tasks, since facial landmarks can provide precise AU locations to facilitate the extraction of meaningful local features for AU detection. However, most existing…

Computer Vision and Pattern Recognition · Computer Science 2020-09-25 Zhiwen Shao , Zhilei Liu , Jianfei Cai , Lizhuang Ma

Facial action unit (AU) detection is challenging due to the difficulty in capturing correlated information from subtle and dynamic AUs. Existing methods often resort to the localization of correlated regions of AUs, in which predefining…

Computer Vision and Pattern Recognition · Computer Science 2023-05-18 Zhiwen Shao , Yong Zhou , Jianfei Cai , Hancheng Zhu , Rui Yao

Since Facial Action Unit (AU) annotations require domain expertise, common AU datasets only contain a limited number of subjects. As a result, a crucial challenge for AU detection is addressing identity overfitting. We find that AUs and…

Computer Vision and Pattern Recognition · Computer Science 2022-10-26 Zhipeng Hu , Wei Zhang , Lincheng Li , Yu Ding , Wei Chen , Zhigang Deng , Xin Yu

The Facial Action Coding System (FACS) encodes the action units (AUs) in facial images, which has attracted extensive research attention due to its wide use in facial expression analysis. Many methods that perform well on automatic facial…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Xuri Ge , Joemon M. Jose , Songpei Xu , Xiao Liu , Hu Han

Action Unit (AU) detection becomes essential for facial analysis. Many proposed approaches face challenging problems in dealing with the alignments of different face regions, in the effective fusion of temporal information, and in training…

Computer Vision and Pattern Recognition · Computer Science 2017-04-12 Wei Li , Farnaz Abitahi , Zhigang Zhu

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

Detecting facial action units (AU) is one of the fundamental steps in automatic recognition of facial expression of emotions and cognitive states. Though there have been a variety of approaches proposed for this task, most of these models…

Computer Vision and Pattern Recognition · Computer Science 2019-11-28 Mihee Lee , Ognjen Rudovic , Vladimir Pavlovic , Maja Pantic

Facial action unit (AU) recognition is essential to facial expression analysis. Since there are highly positive or negative correlations between AUs, some existing AU recognition works have focused on modeling AU relations. However,…

Computer Vision and Pattern Recognition · Computer Science 2022-10-26 Yao Wei , Haoxiang Wang , Mingze Sun , Jiawang Liu

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

This paper presents a subject-independent facial action unit (AU) detection method by introducing the concept of relative AU detection, for scenarios where the neutral face is not provided. We propose a new classification objective function…

Computer Vision and Pattern Recognition · Computer Science 2014-05-02 Mahmoud Khademi , Louis-Philippe Morency

Facial action units (AUs), as defined in the Facial Action Coding System (FACS), have received significant research interest owing to their diverse range of applications in facial state analysis. Current mainstream FAU recognition models…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Xuri Ge , Junchen Fu , Fuhai Chen , Shan An , Nicu Sebe , Joemon M. Jose

This paper describes an approach to the facial action unit (AU) detection. In this work, we present our submission to the Field Affective Behavior Analysis (ABAW) 2021 competition. The proposed method uses the pre-trained JAA model as the…

Computer Vision and Pattern Recognition · Computer Science 2021-07-12 Chenggong Zhang , Juan Song , Qingyang Zhang , Weilong Dong , Ruomeng Ding , Zhilei Liu

This paper describes an approach to the facial action units detections. The involved action units (AU) include AU1 (Inner Brow Raiser), AU2 (Outer Brow Raiser), AU4 (Brow Lowerer), AU6 (Cheek Raise), AU12 (Lip Corner Puller), AU15 (Lip…

Computer Vision and Pattern Recognition · Computer Science 2020-02-11 Xianpeng Ji , Yu Ding , Lincheng Li , Yu Chen , Changjie Fan

The detection of facial action units (AUs) has been studied as it has the competition due to the wide-ranging applications thereof. In this paper, we propose a novel framework for the AU detection from a single input image by grasping the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-30 Ziqiang Shi , Liu Liu , Zhongling Liu , Rujie Liu , Xiaoyu Mi , and Kentaro Murase

Facial Action Units (AUs) represent a set of facial muscular activities and various combinations of AUs can represent a wide range of emotions. AU recognition is often used in many applications, including marketing, healthcare, education,…

Computer Vision and Pattern Recognition · Computer Science 2021-07-09 Junya Saito , Xiaoyu Mi , Akiyoshi Uchida , Sachihiro Youoku , Takahisa Yamamoto , Kentaro Murase , Osafumi Nakayama
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