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Related papers: Facial Expression Representation Learning by Synth…

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Existing facial expression recognition (FER) methods typically fine-tune a pre-trained visual encoder using discrete labels. However, this form of supervision limits to specify the emotional concept of different facial expressions. In this…

Computer Vision and Pattern Recognition · Computer Science 2024-09-16 Hangyu Li , Yihan Xu , Jiangchao Yao , Nannan Wang , Xinbo Gao , Bo Han

With the strong robusticity on illumination variations, near-infrared (NIR) can be an effective and essential complement to visible (VIS) facial expression recognition in low lighting or complete darkness conditions. However, facial…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Bingjun Luo , Haowen Wang , Jinpeng Wang , Junjie Zhu , Xibin Zhao , Yue Gao

As face recognition is widely used in diverse security-critical applications, the study of face anti-spoofing (FAS) has attracted more and more attention. Several FAS methods have achieved promising performances if the attack types in the…

Computer Vision and Pattern Recognition · Computer Science 2021-10-19 Yu-Chun Wang , Chien-Yi Wang , Shang-Hong Lai

In this paper, we present a novel strategy to design disentangled 3D face shape representation. Specifically, a given 3D face shape is decomposed into identity part and expression part, which are both encoded and decoded in a nonlinear way.…

Computer Vision and Pattern Recognition · Computer Science 2019-03-05 Zi-Hang Jiang , Qianyi Wu , Keyu Chen , Juyong Zhang

Manipulating facial expressions is a challenging task due to fine-grained shape changes produced by facial muscles and the lack of input-output pairs for supervised learning. Unlike previous methods using Generative Adversarial Networks…

Computer Vision and Pattern Recognition · Computer Science 2020-10-01 Rumeysa Bodur , Binod Bhattarai , Tae-Kyun Kim

Self-supervised representation learning has gained increasing attention for strong generalization ability without relying on paired datasets. However, it has not been explored sufficiently for facial representation. Self-supervised facial…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Ruian He , Zhen Xing , Weimin Tan , Bo Yan

Many existing facial expression recognition (FER) systems encounter substantial performance degradation when faced with variations in head pose. Numerous frontalization methods have been proposed to enhance these systems' performance under…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Omar Ikne , Benjamin Allaert , Ioan Marius Bilasco , Hazem Wannous

Learning disentangled representation of data without supervision is an important step towards improving the interpretability of generative models. Despite recent advances in disentangled representation learning, existing approaches often…

Computer Vision and Pattern Recognition · Computer Science 2020-01-14 Wonkwang Lee , Donggyun Kim , Seunghoon Hong , Honglak Lee

We aim to construct a system that captures real-world facial images through the front camera on a laptop. The system is capable of processing/recognizing the captured image and predict a result in real-time. In this system, we exploit the…

Computer Vision and Pattern Recognition · Computer Science 2019-10-25 Ching-Da Wu , Li-Heng Chen

One of the most universal ways that people communicate is through facial expressions. In this paper, we take a deep dive, implementing multiple deep learning models for facial expression recognition (FER). Our goals are twofold: we aim not…

Computer Vision and Pattern Recognition · Computer Science 2020-04-27 Amil Khanzada , Charles Bai , Ferhat Turker Celepcikay

Recent works have shown how realistic talking face images can be obtained under the supervision of geometry guidance, e.g., facial landmark or boundary. To alleviate the demand for manual annotations, in this paper, we propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Xianfang Zeng , Yusu Pan , Mengmeng Wang , Jiangning Zhang , Yong Liu

Despite the recent advance of Generative Adversarial Networks (GANs) in high-fidelity image synthesis, there lacks enough understanding of how GANs are able to map a latent code sampled from a random distribution to a photo-realistic image.…

Computer Vision and Pattern Recognition · Computer Science 2020-04-01 Yujun Shen , Jinjin Gu , Xiaoou Tang , Bolei Zhou

We propose a method to disentangle linear-encoded facial semantics from StyleGAN without external supervision. The method derives from linear regression and sparse representation learning concepts to make the disentangled latent…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Yutong Zheng , Yu-Kai Huang , Ran Tao , Zhiqiang Shen , Marios Savvides

We propose DiscoFaceGAN, an approach for face image generation of virtual people with disentangled, precisely-controllable latent representations for identity of non-existing people, expression, pose, and illumination. We embed 3D priors…

Computer Vision and Pattern Recognition · Computer Science 2020-09-07 Yu Deng , Jiaolong Yang , Dong Chen , Fang Wen , Xin Tong

Combining Generative Adversarial Networks (GANs) with encoders that learn to encode data points has shown promising results in learning data representations in an unsupervised way. We propose a framework that combines an encoder and a…

Computer Vision and Pattern Recognition · Computer Science 2018-03-08 Tobias Hinz , Stefan Wermter

Face anti-spoofing is crucial to security of face recognition systems. Previous approaches focus on developing discriminative models based on the features extracted from images, which may be still entangled between spoof patterns and real…

Computer Vision and Pattern Recognition · Computer Science 2020-08-20 Ke-Yue Zhang , Taiping Yao , Jian Zhang , Ying Tai , Shouhong Ding , Jilin Li , Feiyue Huang , Haichuan Song , Lizhuang Ma

Building facial analysis systems that generalize to extreme variations in lighting and facial expressions is a challenging problem that can potentially be alleviated using natural-looking synthetic data. Towards that, we propose LEGAN, a…

Computer Vision and Pattern Recognition · Computer Science 2021-06-22 Sandipan Banerjee , Ajjen Joshi , Prashant Mahajan , Sneha Bhattacharya , Survi Kyal , Taniya Mishra

In this paper, we present FaceTuneGAN, a new 3D face model representation decomposing and encoding separately facial identity and facial expression. We propose a first adaptation of image-to-image translation networks, that have…

Computer Vision and Pattern Recognition · Computer Science 2021-12-02 Nicolas Olivier , Kelian Baert , Fabien Danieau , Franck Multon , Quentin Avril

Generating a pose-invariant representation capable of synthesizing multiple face pose views from a single pose is still a difficult problem. The solution is demanded in various areas like multimedia security, computer vision, robotics, etc.…

Computer Vision and Pattern Recognition · Computer Science 2020-01-06 Hamed Alqahtani

Image generating neural networks are mostly viewed as black boxes, where any change in the input can have a number of globally effective changes on the output. In this work, we propose a method for learning disentangled representations to…

Computer Vision and Pattern Recognition · Computer Science 2019-08-27 Maren Awiszus , Hanno Ackermann , Bodo Rosenhahn