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Related papers: Viewpoint-Invariant Exercise Repetition Counting

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Understanding human motion beyond surface kinematics is crucial for motion analysis, rehabilitation, and injury risk assessment. However, progress in this domain is limited by the lack of large-scale datasets with biomechanical annotations,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Yujun Huo , He Zhang , Chentao Song , Honglin Song , Zongyu Zuo , Tao Yu

Robots applied in therapeutic scenarios, for instance in the therapy of individuals with Autism Spectrum Disorder, are sometimes used for imitation learning activities in which a person needs to repeat motions by the robot. To simplify the…

Robotics · Computer Science 2022-07-26 Natalia Quiroga , Alex Mitrevski , Paul G. Plöger

State-of-the-art object pose estimation handles multiple instances in a test image by using multi-model formulations: detection as a first stage and then separately trained networks per object for 2D-3D geometric correspondence prediction…

Computer Vision and Pattern Recognition · Computer Science 2022-08-23 Stefan Thalhammer , Timothy Patten , Markus Vincze

We propose a novel framework for accurate 3D human pose estimation in combat sports using sparse multi-camera setups. Our method integrates robust multi-view 2D pose tracking via a transformer-based top-down approach, employing epipolar…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Hossein Feiz , David Labbé , Thomas Romeas , Jocelyn Faubert , Sheldon Andrews

Involuntary subject motion is the main source of artifacts in weight-bearing cone-beam CT of the knee. To achieve image quality for clinical diagnosis, the motion needs to be compensated. We propose to use inertial measurement units (IMUs)…

Image and Video Processing · Electrical Eng. & Systems 2021-02-25 Jennifer Maier , Marlies Nitschke , Jang-Hwan Choi , Garry Gold , Rebecca Fahrig , Bjoern M. Eskofier , Andreas Maier

Estimating human pose from video is a task that receives considerable attention due to its applicability in numerous 3D fields. The complexity of prior knowledge of human body movements poses a challenge to neural network models in the task…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Wenshuo Chen , Xiang Zhou , Zhengdi Yu , Weixi Gu , Kai Zhang

In this paper, we introduce a method to automatically reconstruct the 3D motion of a person interacting with an object from a single RGB video. Our method estimates the 3D poses of the person together with the object pose, the contact…

Computer Vision and Pattern Recognition · Computer Science 2021-11-03 Zongmian Li , Jiri Sedlar , Justin Carpentier , Ivan Laptev , Nicolas Mansard , Josef Sivic

Video and wearable sensor data provide complementary information about human movement. Video provides a holistic understanding of the entire body in the world while wearable sensors provide high-resolution measurements of specific body…

Computer Vision and Pattern Recognition · Computer Science 2024-11-18 J. D. Peiffer , Kunal Shah , Shawana Anarwala , Kayan Abdou , R. James Cotton

We introduce a fitness tracking system that enables remote monitoring for exercises using only a RGB smartphone camera, making fitness tracking more private, scalable, and cost effective. Although prior work explored automated exercise…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 A. Postlmayr , P. Cosman , S. Dey

In this paper we consider the problem of human pose estimation in real-world videos of swimmers. Swimming channels allow filming swimmers simultaneously above and below the water surface with a single stationary camera. These recordings can…

Computer Vision and Pattern Recognition · Computer Science 2020-04-22 Moritz Einfalt , Dan Zecha , Rainer Lienhart

Estimating 3D poses of multiple humans in real-time is a classic but still challenging task in computer vision. Its major difficulty lies in the ambiguity in cross-view association of 2D poses and the huge state space when there are…

Computer Vision and Pattern Recognition · Computer Science 2021-07-30 Long Chen , Haizhou Ai , Rui Chen , Zijie Zhuang , Shuang Liu

Reconstructing 3D human-object interaction (HOI) from single-view RGB images is challenging due to the absence of depth information and potential occlusions. Existing methods simply predict the body poses merely rely on network training on…

Computer Vision and Pattern Recognition · Computer Science 2024-07-22 Yuhang Chen , Chenxing Wang

Most recent view-invariant action recognition and performance assessment approaches rely on a large amount of annotated 3D skeleton data to extract view-invariant features. However, acquiring 3D skeleton data can be cumbersome, if not…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Faegheh Sardari , Björn Ommer , Majid Mirmehdi

Multi-instance Repetitive Action Counting (MRAC) aims to estimate the number of repetitive actions performed by multiple instances in untrimmed videos, commonly found in human-centric domains like sports and exercise. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2024-09-09 Yin Tang , Wei Luo , Jinrui Zhang , Wei Huang , Ruihai Jing , Deyu Zhang

Motion prediction is a classic problem in computer vision, which aims at forecasting future motion given the observed pose sequence. Various deep learning models have been proposed, achieving state-of-the-art performance on motion…

Computer Vision and Pattern Recognition · Computer Science 2022-01-10 Pengxiang Su , Zhenguang Liu , Shuang Wu , Lei Zhu , Yifang Yin , Xuanjing Shen

In this paper, we present a novel framework designed to reconstruct long-sequence 3D human motion in the world coordinates from in-the-wild videos with multiple shot transitions. Such long-sequence in-the-wild motions are highly valuable to…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Yuhong Zhang , Guanlin Wu , Ling-Hao Chen , Zhuokai Zhao , Jing Lin , Xiaoke Jiang , Jiamin Wu , Zhuoheng Li , Hao Frank Yang , Haoqian Wang , Lei Zhang

Vision-based 3D human motion capture from videos remains a challenge in computer vision. Traditional 3D pose estimation approaches often ignore the temporal consistency between frames, causing implausible and jittery motion. The emerging…

Computer Vision and Pattern Recognition · Computer Science 2026-01-28 Cuong Le , Pavlo Melnyk , Urs Waldmann , Mårten Wadenbäck , Bastian Wandt

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

Human motion is fundamental to understanding behavior. Despite progress on single-image 3D pose and shape estimation, existing video-based state-of-the-art methods fail to produce accurate and natural motion sequences due to a lack of…

Computer Vision and Pattern Recognition · Computer Science 2020-05-01 Muhammed Kocabas , Nikos Athanasiou , Michael J. Black

Most realtime human pose estimation approaches are based on detecting joint positions. Using the detected joint positions, the yaw and pitch of the limbs can be computed. However, the roll along the limb, which is critical for application…

Computer Vision and Pattern Recognition · Computer Science 2021-12-17 Martin Fisch , Ronald Clark