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This paper proposes a novel method called MagShield, designed to address the issue of magnetic interference in sparse inertial motion capture (MoCap) systems. Existing Inertial Measurement Unit (IMU) systems are prone to orientation…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Yunzhe Shao , Xinyu Yi , Lu Yin , Shihui Guo , Junhai Yong , Feng Xu

Legged robots carry an IMU, but the inertial solution drifts because consumer-grade IMUs are noisy. However, the feet create intermittent contacts with the environment that can be used to mitigate that drift. This report develops a sequence…

Robotics · Computer Science 2026-05-25 Frank Dellaert , Chiyun Noh , Varun Agrawal , Ayoung Kim

We present a new trainable system for physically plausible markerless 3D human motion capture, which achieves state-of-the-art results in a broad range of challenging scenarios. Unlike most neural methods for human motion capture, our…

Computer Vision and Pattern Recognition · Computer Science 2021-05-04 Soshi Shimada , Vladislav Golyanik , Weipeng Xu , Patrick Pérez , Christian Theobalt

In inertial motion capture, a multitude of body segments are equipped with inertial sensors, consisting of 3D accelerometers and 3D gyroscopes. Using an optimization-based approach to solve the motion capture problem allows for natural…

Systems and Control · Computer Science 2016-08-19 Manon Kok , Sina Khoshfetrat Pakazad , Thomas B. Schön , Anders Hansson , Jeroen D. Hol

Accurate state estimation is a fundamental problem for autonomous robots. To achieve locally accurate and globally drift-free state estimation, multiple sensors with complementary properties are usually fused together. Local sensors…

Computer Vision and Pattern Recognition · Computer Science 2019-01-14 Tong Qin , Shaozu Cao , Jie Pan , Shaojie Shen

Modeling humans in physical scenes is vital for understanding human-environment interactions for applications involving augmented reality or assessment of human actions from video (e.g. sports or physical rehabilitation). State-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2025-02-10 Nathan Louis , Mahzad Khoshlessan , Jason J. Corso

Estimating 3D humans from images often produces implausible bodies that lean, float, or penetrate the floor. Such methods ignore the fact that bodies are typically supported by the scene. A physics engine can be used to enforce physical…

Computer Vision and Pattern Recognition · Computer Science 2023-07-25 Shashank Tripathi , Lea Müller , Chun-Hao P. Huang , Omid Taheri , Michael J. Black , Dimitrios Tzionas

We propose a novel sparse constrained formulation and from it derive a real-time optimization method for 3D human pose and shape estimation. Our optimization method, SCOPE (Sparse Constrained Optimization for 3D human Pose and shapE…

Computer Vision and Pattern Recognition · Computer Science 2021-10-05 Taosha Fan , Kalyan Vasudev Alwala , Donglai Xiang , Weipeng Xu , Todd Murphey , Mustafa Mukadam

This paper presents a novel method for 3D human pose and shape estimation from images with sparse views, using joint points and silhouettes, based on a parametric model. Firstly, the parametric model is fitted to the joint points estimated…

Computer Vision and Pattern Recognition · Computer Science 2020-12-14 Zhongguo Li , Anders Heyden , Magnus Oskarsson

Different technologies can acquire data for gait analysis, such as optical systems and inertial measurement units (IMUs). Each technology has its drawbacks and advantages, fitting best to particular applications. The presented multi-sensor…

Human-Computer Interaction · Computer Science 2021-12-01 Geise Santos , Marcelo Wanderley , Tiago Tavares , Anderson Rocha

Human Pose Estimation (HPE) to assess human motion in sports, rehabilitation or work safety requires accurate sensing without compromising the sensitive underlying personal data. Therefore, local processing is necessary and the limited…

Signal Processing · Electrical Eng. & Systems 2024-02-13 Iris Fürst-Walter , Antonio Nappi , Tanja Harbaum , Jürgen Becker

In multi-view human body capture systems, the recovered 3D geometry or even the acquired imagery data can be heavily corrupted due to occlusions, noise, limited field of- view, etc. Direct estimation of 3D pose, body shape or motion on…

Computer Vision and Pattern Recognition · Computer Science 2018-02-02 Zhong Li , Yu Ji , Wei Yang , Jinwei Ye , Jingyi Yu

Inertial odometry (IO) using strap-down inertial measurement units (IMUs) is critical in many robotic applications where precise orientation and position tracking are essential. Prior kinematic motion model-based IO methods often use a…

Robotics · Computer Science 2024-05-16 Yuheng Qiu , Chen Wang , Can Xu , Yutian Chen , Xunfei Zhou , Youjie Xia , Sebastian Scherer

We introduce MultiPhys, a method designed for recovering multi-person motion from monocular videos. Our focus lies in capturing coherent spatial placement between pairs of individuals across varying degrees of engagement. MultiPhys, being…

Computer Vision and Pattern Recognition · Computer Science 2024-04-19 Nicolas Ugrinovic , Boxiao Pan , Georgios Pavlakos , Despoina Paschalidou , Bokui Shen , Jordi Sanchez-Riera , Francesc Moreno-Noguer , Leonidas Guibas

arly identification of motor impairment in infancy relies on expert visual assessment of spontaneous movement, motivating the development of automated, objective alternatives. One promising approach is using computer vision, which benefits…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Divya Joshi , J. D. Peiffer , Colleen Peyton , R. James Cotton

Although the performance of 3D human pose and shape estimation methods has improved significantly in recent years, existing approaches typically generate 3D poses defined in camera or human-centered coordinate system. This makes it…

Computer Vision and Pattern Recognition · Computer Science 2021-12-02 Seong Hyun Kim , Sunwon Jeong , Sungbum Park , Ju Yong Chang

Recovering high-quality 3D human motion in complex scenes from monocular videos is important for many applications, ranging from AR/VR to robotics. However, capturing realistic human-scene interactions, while dealing with occlusions and…

Computer Vision and Pattern Recognition · Computer Science 2021-08-25 Siwei Zhang , Yan Zhang , Federica Bogo , Marc Pollefeys , Siyu Tang

Human pose estimation is a very active research field, stimulated by its important applications in robotics, entertainment or health and sports sciences, among others. Advances in convolutional networks triggered noticeable improvements in…

Computer Vision and Pattern Recognition · Computer Science 2021-07-13 Yann Desmarais , Denis Mottet , Pierre Slangen , Philippe Montesinos

Inertial Measurement Unit (IMU)-based Human Activity Recognition (HAR) aims to interpret and classify user behaviors from temporal motion signals. Recently, deep learning frameworks have advanced this task by learning and extracting…

Signal Processing · Electrical Eng. & Systems 2026-05-12 Peng Liao , Shangsong Liang , Lin Chen , Peijia Zheng

Most recent approaches to monocular 3D human pose estimation rely on Deep Learning. They typically involve regressing from an image to either 3D joint coordinates directly or 2D joint locations from which 3D coordinates are inferred. Both…

Computer Vision and Pattern Recognition · Computer Science 2017-04-11 Bugra Tekin , Pablo Márquez-Neila , Mathieu Salzmann , Pascal Fua