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Action Unit (AU) Detection is the branch of affective computing that aims at recognizing unitary facial muscular movements. It is key to unlock unbiased computational face representations and has therefore aroused great interest in the past…

Computer Vision and Pattern Recognition · Computer Science 2022-12-13 Gauthier Tallec , Edouard Yvinec , Arnaud Dapogny , Kevin Bailly

Active Shape Model (ASM) is a statistical model of object shapes that represents a target structure. ASM can guide machine learning algorithms to fit a set of points representing an object (e.g., face) onto an image. This paper presents a…

Computer Vision and Pattern Recognition · Computer Science 2021-06-17 Ali Pourramezan Fard , Hojjat Abdollahi , Mohammad Mahoor

Developing a reliable and practical face recognition system is a long-standing goal in computer vision research. Existing literature suggests that pixel-wise face alignment is the key to achieve high-accuracy face recognition. By assuming a…

Computer Vision and Pattern Recognition · Computer Science 2015-01-21 Yuting Zhang , Kui Jia , Yueming Wang , Gang Pan , Tsung-Han Chan , Yi Ma

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

We propose a new variational model for joint image reconstruction and motion estimation in spatiotemporal imaging, which is investigated along a general framework that we present with shape theory. This model consists of two components, one…

Numerical Analysis · Mathematics 2019-11-06 Chong Chen , Barbara Gris , Ozan Öktem

The analysis of expression and facial Action Units (AUs) detection are very important tasks in fields of computer vision and Human Computer Interaction (HCI) due to the wide range of applications in human life. Many works has been done…

Computer Vision and Pattern Recognition · Computer Science 2015-11-09 Mohammadamin Abbasnejad , Mohammad Ali Masnadi-Shirazi

Facial recognition systems have become an integral part of the modern world. These methods accomplish the task of human identification in an automatic, fast, and non-interfering way. Past research has uncovered high vulnerability to simple…

Computer Vision and Pattern Recognition · Computer Science 2024-08-28 Moritz Finke , Alexandra Dmitrienko

Visual localization, which estimates a camera's pose within a known scene, is a fundamental capability for autonomous systems. While absolute pose regression (APR) methods have shown promise for efficient inference, they often struggle with…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Sihang Li , Siqi Tan , Bowen Chang , Jing Zhang , Chen Feng , Yiming Li

The technique requires the epipolar geometry to be pre-estimated between each image pair. It exploits the constraints which the camera movement implies, in order to apply a closed-form correction to the parameters of the input affinities.…

Computer Vision and Pattern Recognition · Computer Science 2019-05-03 Ivan Eichhardt , Daniel Barath

Recent vision transformer based video models mostly follow the ``image pre-training then finetuning" paradigm and have achieved great success on multiple video benchmarks. However, full finetuning such a video model could be computationally…

Computer Vision and Pattern Recognition · Computer Science 2023-02-07 Taojiannan Yang , Yi Zhu , Yusheng Xie , Aston Zhang , Chen Chen , Mu Li

It has been observed that deep neural networks (DNNs) often use both genuine as well as spurious features. In this work, we propose "Amending Inherent Interpretability via Self-Supervised Masking" (AIM), a simple yet interestingly effective…

Computer Vision and Pattern Recognition · Computer Science 2025-08-18 Eyad Alshami , Shashank Agnihotri , Bernt Schiele , Margret Keuper

Masked Image Modeling (MIM) has achieved impressive representative performance with the aim of reconstructing randomly masked images. Despite the empirical success, most previous works have neglected the important fact that it is…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Junde Xu , Zikai Lin , Donghao Zhou , Yaodong Yang , Xiangyun Liao , Bian Wu , Guangyong Chen , Pheng-Ann Heng

Face frontalization consists of synthesizing a frontally-viewed face from an arbitrarily-viewed one. The main contribution of this paper is a robust face alignment method that enables pixel-to-pixel warping. The method simultaneously…

Computer Vision and Pattern Recognition · Computer Science 2021-03-11 Zhiqi Kang , Mostafa Sadeghi , Radu Horaud

Aesthetic quality assessment (AQA) is a challenging task due to complex aesthetic factors. Currently, it is common to conduct AQA using deep neural networks that require fixed-size inputs. Existing methods mainly transform images by…

Computer Vision and Pattern Recognition · Computer Science 2022-03-17 Gengyun Jia , Peipei Li , Ran He

Image animation aims to bring static images to life according to driving videos and create engaging visual content that can be used for various purposes such as animation, entertainment, and education. Recent unsupervised methods utilize…

Computer Vision and Pattern Recognition · Computer Science 2024-01-18 Hexiang Wang , Fengqi Liu , Qianyu Zhou , Ran Yi , Xin Tan , Lizhuang Ma

Nowadays, the increasingly growing number of mobile and computing devices has led to a demand for safer user authentication systems. Face anti-spoofing is a measure towards this direction for bio-metric user authentication, and in…

Computer Vision and Pattern Recognition · Computer Science 2020-04-14 Suman Saha , Wenhao Xu , Menelaos Kanakis , Stamatios Georgoulis , Yuhua Chen , Danda Pani Paudel , Luc Van Gool

Face detection and alignment in unconstrained environment are challenging due to various poses, illuminations and occlusions. Recent studies show that deep learning approaches can achieve impressive performance on these two tasks. In this…

Computer Vision and Pattern Recognition · Computer Science 2016-09-21 Kaipeng Zhang , Zhanpeng Zhang , Zhifeng Li , Yu Qiao

Recent diffusion and flow matching models have demonstrated strong capabilities in image generation and editing by progressively removing noise through iterative sampling. While this enables flexible inversion for semantic-preserving edits,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Yasong Dai , Zeeshan Hayder , David Ahmedt-Aristizabal , Hongdong Li

In this paper, we explore the correlation between different visual biometric modalities. For this purpose, we present an end-to-end deep neural network model that learns a mapping between the biometric modalities. Namely, our goal is to…

Computer Vision and Pattern Recognition · Computer Science 2020-06-04 Dogucan Yaman , Fevziye Irem Eyiokur , Hazım Kemal Ekenel

Facial expression recognition is a challenging classification task that holds broad application prospects in the field of human-computer interaction. This paper aims to introduce the method we will adopt in the 8th Affective and Behavioral…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Jun Yu , Yang Zheng , Lei Wang , Yongqi Wang , Shengfan Xu
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