English
Related papers

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

200 papers

This article experimentally examines different configurations of a novel multi-camera array microscope (MCAM) imaging technology. The MCAM is based upon a densely packed array of "micro-cameras" to jointly image across a large field-of-view…

We present a new Multimodal Fiber Array Snapshot Technique (M-FAST), based on an array of 96 compact cameras placed behind a primary objective lens and a fiber bundle array. which is capable of large-area, high-resolution, multi-channel…

Six degrees-of-freedom (6-DoF) video provides telepresence by enabling users to move around in the captured scene with a wide field of regard. Compared to methods requiring sophisticated camera setups, the image-based rendering method based…

Computer Vision and Pattern Recognition · Computer Science 2022-04-01 Rongsen Chen , Fang-Lue Zhang , Simon Finnie , Andrew Chalmers , Teahyun Rhee

In cinema, large camera lenses create beautiful shallow depth of field (DOF), but make focusing difficult and expensive. Accurate cinema focus usually relies on a script and a person to control focus in realtime. Casual videographers often…

Computer Vision and Pattern Recognition · Computer Science 2019-05-22 Xuaner Zhang , Kevin Matzen , Vivien Nguyen , Dillon Yao , You Zhang , Ren Ng

We present a portable multiscopic camera system with a dedicated model for novel view and time synthesis in dynamic scenes. Our goal is to render high-quality images for a dynamic scene from any viewpoint at any time using our portable…

Computer Vision and Pattern Recognition · Computer Science 2022-08-31 Tianjia Zhang , Yuen-Fui Lau , Qifeng Chen

We explore integrated microcamera focus systems for array cameras. We propose a new model for system camera integration relying on fast action focus mechanisms with >10mm aperture. Rather than reducing resolution or expanding aperture size,…

Image and Video Processing · Electrical Eng. & Systems 2019-09-17 Wubin Pang , David J. Brady

We propose a real time deep learning framework for video-based facial expression capture. Our process uses a high-end facial capture pipeline based on FACEGOOD to capture facial expression. We train a convolutional neural network to produce…

Computer Vision and Pattern Recognition · Computer Science 2021-11-16 Hongwei Xu , Leijia Dai , Jianxing Fu , Xiangyuan Wang , Quanwei Wang

Recent studies have shown that visually impaired people have desires to take selfies in the same way as sighted people do to record their photos and share them with others. Although support applications using sound and vibration have been…

Computer Vision and Pattern Recognition · Computer Science 2024-05-28 Kazutaka Kiuchi , Shimpei Imamura , Norihiko Kawai

High-quality human reconstruction and photo-realistic rendering of a dynamic scene is a long-standing problem in computer vision and graphics. Despite considerable efforts invested in developing various capture systems and reconstruction…

Computer Vision and Pattern Recognition · Computer Science 2024-04-03 Xiaoyun Zheng , Liwei Liao , Xufeng Li , Jianbo Jiao , Rongjie Wang , Feng Gao , Shiqi Wang , Ronggang Wang

Feedforward monocular face capture methods seek to reconstruct posed faces from a single image of a person. Current state of the art approaches have the ability to regress parametric 3D face models in real-time across a wide range of…

Computer Vision and Pattern Recognition · Computer Science 2024-09-13 Kelian Baert , Shrisha Bharadwaj , Fabien Castan , Benoit Maujean , Marc Christie , Victoria Abrevaya , Adnane Boukhayma

In this work, we propose using camera arrays coupled with coherent illumination as an effective method of improving spatial resolution in long distance images by a factor of ten and beyond. Recent advances in ptychography have demonstrated…

Computer Vision and Pattern Recognition · Computer Science 2015-11-29 Jason Holloway , M. Salman Asif , Manoj Kumar Sharma , Nathan Matsuda , Roarke Horstmeyer , Oliver Cossairt , Ashok Veeraraghavan

We consider a single-query 6-DoF camera pose estimation with reference images and a point cloud, i.e. the problem of estimating the position and orientation of a camera by using reference images and a point cloud. In this work, we perform a…

Computer Vision and Pattern Recognition · Computer Science 2018-08-20 Junsheng Fu , Said Pertuz , Jiri Matas , Joni-Kristian Kämäräinen

Dynamic facial expression recognition has many useful applications in social networks, multimedia content analysis, security systems and others. This challenging process must be done under recurrent problems of image illumination and low…

Computer Vision and Pattern Recognition · Computer Science 2020-12-29 Ali Raza Shahid , Sheheryar Khan , Hong Yan

Multi-person total motion capture is extremely challenging when it comes to handle severe occlusions, different reconstruction granularities from body to face and hands, drastically changing observation scales and fast body movements. To…

Computer Vision and Pattern Recognition · Computer Science 2021-08-25 Yuxiang Zhang , Zhe Li , Liang An , Mengcheng Li , Tao Yu , Yebin Liu

We propose DeepMultiCap, a novel method for multi-person performance capture using sparse multi-view cameras. Our method can capture time varying surface details without the need of using pre-scanned template models. To tackle with the…

Computer Vision and Pattern Recognition · Computer Science 2021-08-31 Yang Zheng , Ruizhi Shao , Yuxiang Zhang , Tao Yu , Zerong Zheng , Qionghai Dai , Yebin Liu

Face swapping transfers the identity of a source face to a target face while retaining the attributes like expression, pose, hair, and background of the target face. Advanced face swapping methods have achieved attractive results. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Runqi Wang , Yang Chen , Sijie Xu , Tianyao He , Wei Zhu , Dejia Song , Nemo Chen , Xu Tang , Yao Hu

The performance of still-to-video FR systems can decline significantly because faces captured in unconstrained operational domain (OD) over multiple video cameras have a different underlying data distribution compared to faces captured…

Computer Vision and Pattern Recognition · Computer Science 2018-10-03 Fania Mokhayeri , Eric Granger , Guillaume-Alexandre Bilodeau

With vast amounts of video content being uploaded to the Internet every minute, video summarization becomes critical for efficient browsing, searching, and indexing of visual content. Nonetheless, the spread of social and egocentric cameras…

Computer Vision and Pattern Recognition · Computer Science 2021-10-18 Mohamed Elfeki , Liqiang Wang , Ali Borji

Human interaction recognition is a challenging problem in computer vision and has been researched over the years due to its important applications. With the development of deep models for the human pose estimation problem, this work aims to…

Computer Vision and Pattern Recognition · Computer Science 2016-12-14 Marcel Sheeny de Moraes , Sankha Mukherjee , Neil M Robertson

Facial expression recognition (FER) is vital for human-computer interaction and emotion analysis, yet recognizing expressions in low-resolution images remains challenging. This paper introduces a practical method called Dynamic Resolution…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Songpan Wang , Xu Li , Tianxiang Jiang , Yuanlun Xie
‹ Prev 1 2 3 10 Next ›