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Related papers: OmniEgoCap: Camera-Agnostic Sequence-Level Egocent…

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We present EgoRenderer, a system for rendering full-body neural avatars of a person captured by a wearable, egocentric fisheye camera that is mounted on a cap or a VR headset. Our system renders photorealistic novel views of the actor and…

Computer Vision and Pattern Recognition · Computer Science 2021-11-25 Tao Hu , Kripasindhu Sarkar , Lingjie Liu , Matthias Zwicker , Christian Theobalt

Despite recent advances in multi-view hair reconstruction, achieving strand-level precision remains a significant challenge due to inherent limitations in existing capture pipelines. We introduce GroomCap, a novel multi-view hair capture…

We propose a method for object-aware 3D egocentric pose estimation that tightly integrates kinematics modeling, dynamics modeling, and scene object information. Unlike prior kinematics or dynamics-based approaches where the two components…

Computer Vision and Pattern Recognition · Computer Science 2022-11-01 Zhengyi Luo , Ryo Hachiuma , Ye Yuan , Kris Kitani

Understanding the world in first-person view is fundamental in Augmented Reality (AR). This immersive perspective brings dramatic visual changes and unique challenges compared to third-person views. Synthetic data has empowered…

Computer Vision and Pattern Recognition · Computer Science 2024-04-12 Gen Li , Kaifeng Zhao , Siwei Zhang , Xiaozhong Lyu , Mihai Dusmanu , Yan Zhang , Marc Pollefeys , Siyu Tang

Egocentric scenes exhibit frequent occlusions, varied viewpoints, and dynamic interactions compared to typical scene understanding tasks. Occlusions and varied viewpoints can lead to multi-view semantic inconsistencies, while dynamic…

Computer Vision and Pattern Recognition · Computer Science 2025-03-17 Di Li , Jie Feng , Jiahao Chen , Weisheng Dong , Guanbin Li , Guangming Shi , Licheng Jiao

Monocular 3D hand reconstruction is intrinsically a geometric problem, yet RGB appearance features alone often struggle to resolve severe ambiguities caused by self-occlusions and hand-object interactions. While introducing depth can…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Weiquan Lin , Yaoqing Hu , Liangchen Dai , Xu Tang , Xingyu Chen

Occlusion is a common issue in 3D reconstruction from RGB-D videos, often blocking the complete reconstruction of objects and presenting an ongoing problem. In this paper, we propose a novel framework, empowered by a 2D diffusion-based…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Yubin Hu , Sheng Ye , Wang Zhao , Matthieu Lin , Yuze He , Yu-Hui Wen , Ying He , Yong-Jin Liu

Tracking body and hand motions in the 3D space is essential for social and self-presence in augmented and virtual environments. Unlike the popular 3D pose estimation setting, the problem is often formulated as inside-out tracking based on…

Computer Vision and Pattern Recognition · Computer Science 2020-12-08 Mathias Parger , Chengcheng Tang , Yuanlu Xu , Christopher Twigg , Lingling Tao , Yijing Li , Robert Wang , Markus Steinberger

Hand pose represents key information for action recognition in the egocentric perspective, where the user is interacting with objects. We propose to improve egocentric 3D hand pose estimation based on RGB frames only by using pseudo-depth…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Wiktor Mucha , Michael Wray , Martin Kampel

We present a lightweight and affordable motion capture method based on two smartwatches and a head-mounted camera. In contrast to the existing approaches that use six or more expert-level IMU devices, our approach is much more…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Jiye Lee , Hanbyul Joo

Recently, 3D hand reconstruction has gained more attention in human-computer cooperation, especially for hand-object interaction scenario. However, it still remains huge challenge due to severe hand-occlusion caused by interaction, which…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Feng Shuang , Wenbo He , Shaodong Li

While large-scale diffusion models have revolutionized video synthesis, achieving precise control over both multi-subject identity and multi-granularity motion remains a significant challenge. Recent attempts to bridge this gap often suffer…

Computer Vision and Pattern Recognition · Computer Science 2026-03-13 Yujie Wei , Xinyu Liu , Shiwei Zhang , Hangjie Yuan , Jinbo Xing , Zhekai Chen , Xiang Wang , Haonan Qiu , Rui Zhao , Yutong Feng , Ruihang Chu , Yingya Zhang , Yike Guo , Xihui Liu , Hongming Shan

We propose a novel diffusion-based framework for reconstructing 3D geometry of hand-held objects from monocular RGB images by leveraging hand-object interaction as geometric guidance. Our method conditions a latent diffusion model on an…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Ayce Idil Aytekin , Helge Rhodin , Rishabh Dabral , Christian Theobalt

We propose an approach for reconstructing free-moving object from a monocular RGB video. Most existing methods either assume scene prior, hand pose prior, object category pose prior, or rely on local optimization with multiple sequence…

Computer Vision and Pattern Recognition · Computer Science 2024-05-13 Haixin Shi , Yinlin Hu , Daniel Koguciuk , Juan-Ting Lin , Mathieu Salzmann , David Ferstl

We present the first method for real-time full body capture that estimates shape and motion of body and hands together with a dynamic 3D face model from a single color image. Our approach uses a new neural network architecture that exploits…

Computer Vision and Pattern Recognition · Computer Science 2021-04-16 Yuxiao Zhou , Marc Habermann , Ikhsanul Habibie , Ayush Tewari , Christian Theobalt , Feng Xu

Recent monocular 3D shape reconstruction methods have shown promising zero-shot results on object-segmented images without any occlusions. However, their effectiveness is significantly compromised in real-world conditions, due to imperfect…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Junhyeong Cho , Kim Youwang , Hunmin Yang , Tae-Hyun Oh

Reconstructing deformable surgical scenes from endoscopic videos is challenging and clinically important. Recent state-of-the-art methods based on implicit neural representations or 3D Gaussian splatting have made notable progress. However,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-20 Jiwei Shan , Zeyu Cai , Cheng-Tai Hsieh , Yirui Li , Hao Liu , Lijun Han , Hesheng Wang , Shing Shin Cheng

Reconstructing 3D human motion and human-object interactions (HOI) from Internet videos is a fundamental step toward building large-scale datasets of human behavior. Existing methods struggle to recover globally consistent 3D motion under…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Hongjie Li , Heng Yu , Jiaman Li , Hong-Xing Yu , Ehsan Adeli , C. Karen Liu , Jiajun Wu

In this paper, we address the inverse problem of reconstructing a scene as well as the camera motion from the image sequence taken by an omni-directional camera. Our structure from motion results give sharp conditions under which the…

Computer Vision and Pattern Recognition · Computer Science 2007-08-21 Oliver Knill , Jose Ramirez-Herran

Egocentric gesture recognition is a pivotal technology for enhancing natural human-computer interaction, yet traditional RGB-based solutions suffer from motion blur and illumination variations in dynamic scenarios. While event cameras show…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Luming Wang , Hao Shi , Xiaoting Yin , Kailun Yang , Kaiwei Wang , Jian Bai