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Facial Expression Recognition (FER) has consistently been a focal point in the field of facial analysis. In the context of existing methodologies for 3D FER or 2D+3D FER, the extraction of expression features often gets entangled with…

计算机视觉与模式识别 · 计算机科学 2024-03-14 Hebeizi Li , Hongyu Yang , Di Huang

Facial Expression Recognition (FER) holds significant importance in human-computer interactions. Existing cross-domain FER methods often transfer knowledge solely from a single labeled source domain to an unlabeled target domain, neglecting…

计算机视觉与模式识别 · 计算机科学 2024-07-31 Yuxiang Yang , Lu Wen , Xinyi Zeng , Yuanyuan Xu , Xi Wu , Jiliu Zhou , Yan Wang

Deep learning vision models excel with abundant supervision, but many applications face label scarcity and class imbalance. Controllable image editing can augment scarce labeled data, yet edits often introduce artifacts and entangle…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Joris Kirchner , Amogh Gudi , Marian Bittner , Chirag Raman

Facial Expression Recognition (FER) is a critical task within computer vision with diverse applications across various domains. Addressing the challenge of limited FER datasets, which hampers the generalization capability of expression…

计算机视觉与模式识别 · 计算机科学 2024-05-14 Bach Nguyen-Xuan , Thien Nguyen-Hoang , Thanh-Huy Nguyen , Nhu Tai-Do

The paper describes our proposed methodology for the six basic expression classification track of Affective Behavior Analysis in-the-wild (ABAW) Competition 2022. In Learing from Synthetic Data(LSD) task, facial expression recognition (FER)…

计算机视觉与模式识别 · 计算机科学 2022-07-25 Shuyi Mao , Xinpeng Li , Junyao Chen , Xiaojiang Peng

Facial attribute classification relies on large-scale annotated datasets in which many traits, such as age and expression, are inherently ambiguous and continuous but are discretized into categorical labels. Annotation inconsistencies arise…

计算机视觉与模式识别 · 计算机科学 2026-03-09 Basudha Pal , Rama Chellappa

The development of existing facial coding systems, such as the Facial Action Coding System (FACS), relied on manual examination of facial expression videos for defining Action Units (AUs). To overcome the labor-intensive nature of this…

计算机视觉与模式识别 · 计算机科学 2024-06-11 Shivansh Chandra Tripathi , Rahul Garg

Adapting a deep learning model to a specific target individual is a challenging facial expression recognition (FER) task that may be achieved using unsupervised domain adaptation (UDA) methods. Although several UDA methods have been…

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…

计算机视觉与模式识别 · 计算机科学 2018-11-20 Zhiwen Shao , Zhilei Liu , Jianfei Cai , Lizhuang Ma

Despite the success of deep neural networks on facial action unit (AU) detection, better performance depends on a large number of training images with accurate AU annotations. However, labeling AU is time-consuming, expensive, and…

计算机视觉与模式识别 · 计算机科学 2021-05-17 Yong Li , Shiguang Shan

Facial Action Units (AUs) are essential for conveying psychological states and emotional expressions. While automatic AU detection systems leveraging deep learning have progressed, they often overfit to specific datasets and individual…

计算机视觉与模式识别 · 计算机科学 2025-03-13 Yong Li , Yi Ren , Xuesong Niu , Yi Ding , Xiu-Shen Wei , Cuntai Guan

In recent years, Facial Expression Recognition (FER) has gained increasing attention. Most current work focuses on supervised learning, which requires a large amount of labeled and diverse images, while FER suffers from the scarcity of…

计算机视觉与模式识别 · 计算机科学 2024-10-24 Jie Song , Mengqiao He , Jinhua Feng , Bairong Shen

While unsupervised domain adaptation has been explored to leverage the knowledge from a labeled source domain to an unlabeled target domain, existing methods focus on the distribution alignment between two domains. However, how to better…

计算机视觉与模式识别 · 计算机科学 2023-10-26 Youshan Zhang , Brian D. Davison

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…

计算机视觉与模式识别 · 计算机科学 2023-01-02 Yang Liu , Xingming Zhang , Janne Kauttonen , Guoying Zhao

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…

计算机视觉与模式识别 · 计算机科学 2019-10-21 Zhiwen Shao , Zhilei Liu , Jianfei Cai , Yunsheng Wu , Lizhuang Ma

Face anti-spoofing (FAS) approaches based on unsupervised domain adaption (UDA) have drawn growing attention due to promising performances for target scenarios. Most existing UDA FAS methods typically fit the trained models to the target…

计算机视觉与模式识别 · 计算机科学 2022-11-24 Qianyu Zhou , Ke-Yue Zhang , Taiping Yao , Ran Yi , Kekai Sheng , Shouhong Ding , Lizhuang Ma

Face Presentation Attack Detection (PAD) has drawn increasing attentions to secure the face recognition systems that are widely used in many applications. Conventional face anti-spoofing methods have been proposed, assuming that testing is…

计算机视觉与模式识别 · 计算机科学 2021-02-16 Yomna Safaa El-Din , Mohamed N. Moustafa , Hani Mahdi

This paper investigates unsupervised representation learning for facial expression analysis. We think Unsupervised Facial Expression Representation (UFER) deserves exploration and has the potential to address some key challenges in facial…

计算机视觉与模式识别 · 计算机科学 2023-03-17 Fanglei Xue , Yifan Sun , Yi Yang

With the transition of facial expression recognition (FER) from laboratory-controlled to challenging in-the-wild conditions and the recent success of deep learning techniques in various fields, deep neural networks have increasingly been…

计算机视觉与模式识别 · 计算机科学 2020-04-20 Shan Li , Weihong Deng

The performance of a convolutional neural network (CNN) based face recognition model largely relies on the richness of labelled training data. Collecting a training set with large variations of a face identity under different poses and…

计算机视觉与模式识别 · 计算机科学 2020-02-25 Hao-Chiang Shao , Kang-Yu Liu , Chia-Wen Lin , Jiwen Lu