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Related papers: Recording dynamic facial micro-expressions with a …

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We present the first marker-less approach for temporally coherent 3D performance capture of a human with general clothing from monocular video. Our approach reconstructs articulated human skeleton motion as well as medium-scale non-rigid…

Computer Vision and Pattern Recognition · Computer Science 2018-02-26 Weipeng Xu , Avishek Chatterjee , Michael Zollhöfer , Helge Rhodin , Dushyant Mehta , Hans-Peter Seidel , Christian Theobalt

Despite significant advances in improving the gaze tracking accuracy under controlled conditions, the tracking robustness under real-world conditions, such as large head pose and movements, use of eyeglasses, illumination and eye type…

Computer Vision and Pattern Recognition · Computer Science 2018-01-04 Nuri Murat Arar , Jean-Philippe Thiran

Object pose tracking is one of the pivotal technologies in multimedia, attracting ever-growing attention in recent years. Existing methods employing traditional cameras encounter numerous challenges such as motion blur, sensor noise,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-25 Zibin Liu , Banglei Guan , Yang Shang , Shunkun Liang , Zhenbao Yu , Qifeng Yu

With the growth of popularity of facial micro-expressions in recent years, the demand for long videos with micro- and macro-expressions remains high. Extended from SAMM, a micro-expressions dataset released in 2016, this paper presents SAMM…

Computer Vision and Pattern Recognition · Computer Science 2020-03-02 Chuin Hong Yap , Connah Kendrick , Moi Hoon Yap

Annotating camera poses on dynamic Internet videos at scale is critical for advancing fields like realistic video generation and simulation. However, collecting such a dataset is difficult, as most Internet videos are unsuitable for pose…

Computer Vision and Pattern Recognition · Computer Science 2025-04-25 Chris Rockwell , Joseph Tung , Tsung-Yi Lin , Ming-Yu Liu , David F. Fouhey , Chen-Hsuan Lin

Reconstructing the 3D shape of a deformable environment from the information captured by a moving depth camera is highly relevant to surgery. The underlying challenge is the fact that simultaneously estimating camera motion and tissue…

Computer Vision and Pattern Recognition · Computer Science 2024-08-09 Guido Caccianiga , Julian Nubert , Cesar Cadena , Marco Hutter , Katherine J. Kuchenbecker

Micro-expression recognition is vital for affective computing but remains challenging due to the extremely brief, low-intensity facial motions involved and the high-dimensional nature of 4D mesh data. To address these challenges, we…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Luu Tu Nguyen , Thi Bich Phuong Man , Vu Tram Anh Khuong , Thanh Ha Le , Thi Duyen Ngo

In real-world scenarios, many factors may harm face recognition performance, e.g., large pose, bad illumination,low resolution, blur and noise. To address these challenges, previous efforts usually first restore the low-quality faces to…

Computer Vision and Pattern Recognition · Computer Science 2021-05-21 Xiaoguang Tu , Jian Zhao , Qiankun Liu , Wenjie Ai , Guodong Guo , Zhifeng Li , Wei Liu , Jiashi Feng

We propose a deep feature-based face detector for mobile devices to detect user's face acquired by the front facing camera. The proposed method is able to detect faces in images containing extreme pose and illumination variations as well as…

Computer Vision and Pattern Recognition · Computer Science 2016-02-17 Sayantan Sarkar , Vishal M. Patel , Rama Chellappa

Face swapping has both positive applications such as entertainment, human-computer interaction, etc., and negative applications such as DeepFake threats to politics, economics, etc. Nevertheless, it is necessary to understand the scheme of…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Yuhao Zhu , Qi Li , Jian Wang , Chengzhong Xu , Zhenan Sun

Existing methods for 3D tracking from monocular RGB videos predominantly consider articulated and rigid objects. Modelling dense non-rigid object deformations in this setting remained largely unaddressed so far, although such effects can…

Computer Vision and Pattern Recognition · Computer Science 2023-10-16 Soshi Shimada , Vladislav Golyanik , Patrick Pérez , Christian Theobalt

Multibiometrics, which uses multiple biometric traits to improve recognition performance instead of using only one biometric trait to authenticate individuals, has been investigated. Previous studies have combined individually acquired…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Koichi Ito , Taito Tonosaki , Takafumi Aoki , Tetsushi Ohki , Masakatsu Nishigaki

Current audio-driven facial animation methods achieve impressive results for short videos but suffer from error accumulation and identity drift when extended to longer durations. Existing methods attempt to mitigate this through external…

Facial expressions, vital in non-verbal human communication, have found applications in various computer vision fields like virtual reality, gaming, and emotional AI assistants. Despite advancements, many facial expression generation models…

Computer Vision and Pattern Recognition · Computer Science 2024-06-14 Hamza Bouzid , Lahoucine Ballihi

Event cameras, often referred to as dynamic vision sensors, are groundbreaking sensors capable of capturing changes in light intensity asynchronously, offering exceptional temporal resolution and energy efficiency. These attributes make…

Computer Vision and Pattern Recognition · Computer Science 2025-02-27 Mira Adra , Simone Melcarne , Nelida Mirabet-Herranz , Jean-Luc Dugelay

We introduce MulayCap, a novel human performance capture method using a monocular video camera without the need for pre-scanning. The method uses "multi-layer" representations for geometry reconstruction and texture rendering, respectively.…

Computer Vision and Pattern Recognition · Computer Science 2020-10-05 Zhaoqi Su , Weilin Wan , Tao Yu , Lingjie Liu , Lu Fang , Wenping Wang , Yebin Liu

Wearable cameras offer a hands-free way to record egocentric images of daily experiences, where social events are of special interest. The first step towards detection of social events is to track the appearance of multiple persons involved…

Computer Vision and Pattern Recognition · Computer Science 2017-01-24 Maedeh Aghaei , Mariella Dimiccoli , Petia Radeva

Smartphone cameras today are increasingly approaching the versatility and quality of professional cameras through a combination of hardware and software advancements. However, fixed aperture remains a key limitation, preventing users from…

Computer Vision and Pattern Recognition · Computer Science 2023-04-07 Hadi Alzayer , Abdullah Abuolaim , Leung Chun Chan , Yang Yang , Ying Chen Lou , Jia-Bin Huang , Abhishek Kar

Depth imaging is vital for many emerging technologies with applications in augmented reality, robotics, gesture detection, and facial recognition. These applications, however, demand compact and low-power systems beyond the capabilities of…

Optics · Physics 2019-10-29 Shane Colburn , Arka Majumdar

Wearable cameras can gather large a\-mounts of image data that provide rich visual information about the daily activities of the wearer. Motivated by the large number of health applications that could be enabled by the automatic recognition…

Computer Vision and Pattern Recognition · Computer Science 2018-05-11 Alejandro Cartas , Juan Marin , Petia Radeva , Mariella Dimiccoli