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Related papers: Machine Vision-Enabled Sports Performance Analysis

200 papers

Monocular 3D pose estimation is a promising, flexible alternative to costly motion capture systems for sports analysis. However, its practical application is hindered by two factors: a lack of realistic sports datasets and unclear…

Computer Vision and Pattern Recognition · Computer Science 2025-07-18 Tomohiro Suzuki , Ryota Tanaka , Calvin Yeung , Keisuke Fujii

We present a feature-free photogrammetric technique that enables quantitative 3D mesoscopic (mm-scale height variation) imaging with tens-of-micron accuracy from sequences of images acquired by a smartphone at close range (several cm) under…

Computer Vision and Pattern Recognition · Computer Science 2021-06-23 Kevin C. Zhou , Colin Cooke , Jaehee Park , Ruobing Qian , Roarke Horstmeyer , Joseph A. Izatt , Sina Farsiu

Markerless human motion capture (mocap) from multiple RGB cameras is a widely studied problem. Existing methods either need calibrated cameras or calibrate them relative to a static camera, which acts as the reference frame for the mocap…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Nitin Saini , Chun-hao P. Huang , Michael J. Black , Aamir Ahmad

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

Advances in machine learning and wearable sensors offer new opportunities for capturing and analyzing human movement outside specialized laboratories. Accurate assessment of human movement under real-world conditions is essential for…

Estimating human motion from video is an active research area due to its many potential applications. Most state-of-the-art methods predict human shape and posture estimates for individual images and do not leverage the temporal information…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Dorian F. Henning , Tristan Laidlow , Stefan Leutenegger

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

We present a method to infer the 3D pose of mice, including the limbs and feet, from monocular videos. Many human clinical conditions and their corresponding animal models result in abnormal motion, and accurately measuring 3D motion at…

Computer Vision and Pattern Recognition · Computer Science 2021-06-18 Bo Hu , Bryan Seybold , Shan Yang , David Ross , Avneesh Sud , Graham Ruby , Yi Liu

We present an open-source library for seamless robot control through motion capture using smartphones and smartwatches. Our library features three modes: Watch Only Mode, enabling control with a single smartwatch; Upper Arm Mode, offering…

Robotics · Computer Science 2024-06-04 Fabian C Weigend , Neelesh Kumar , Oya Aran , Heni Ben Amor

Markerless estimation of 3D Kinematics has the great potential to clinically diagnose and monitor movement disorders without referrals to expensive motion capture labs; however, current approaches are limited by performing multiple…

Computer Vision and Pattern Recognition · Computer Science 2023-01-16 Marian Bittner , Wei-Tse Yang , Xucong Zhang , Ajay Seth , Jan van Gemert , Frans C. T. van der Helm

Marker-based Optical Motion Capture (OMC) systems and associated musculoskeletal (MSK) modelling predictions offer non-invasively obtainable insights into in vivo joint and muscle loading, aiding clinical decision-making. However, an OMC…

Machine Learning · Computer Science 2023-04-25 Abhishek Dasgupta , Rahul Sharma , Challenger Mishra , Vikranth H. Nagaraja

In the RoboCup Small Size League (SSL), teams are encouraged to propose solutions for executing basic soccer tasks inside the SSL field using only embedded sensing information. Thus, this work proposes an embedded monocular vision approach…

Robotics · Computer Science 2022-07-21 João G. Melo , Edna Barros

We present an on-line 3D visual object tracking framework for monocular cameras by incorporating spatial knowledge and uncertainty from semantic mapping along with high frequency measurements from visual odometry. Using a combination of…

Computer Vision and Pattern Recognition · Computer Science 2016-03-15 Prateek Singhal , Ruffin White , Henrik Christensen

Limbed climbing robots are designed to explore challenging vertical walls, such as the skylights of the Moon and Mars. In such robots, the primary role of a hand-eye camera is to accurately estimate 3D positions of graspable points (i.e.,…

Robotics · Computer Science 2025-11-11 Taku Okawara , Ryo Nishibe , Mao Kasano , Kentaro Uno , Kazuya Yoshida

The challenge of markerless human motion tracking is the high dimensionality of the search space. Thus, efficient exploration in the search space is of great significance. In this paper, a motion capturing algorithm is proposed for upper…

Computer Vision and Pattern Recognition · Computer Science 2020-02-25 Ziyuan Liu , Dongheui Lee , Wolfgang Sepp

This work aims to discuss the current landscape of kinematic analysis tools, ranging from the state-of-the-art in sports biomechanics such as inertial measurement units (IMUs) and retroreflective marker-based optical motion capture (MoCap)…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Kai Armstrong , Alexander Rodrigues , Alexander P. Willmott , Lei Zhang , Xujiong Ye

We tackle the problem of highly-accurate, holistic performance capture for the face, body and hands simultaneously. Motion-capture technologies used in film and game production typically focus only on face, body or hand capture…

Although significant progress has been achieved on monocular maker-less human motion capture in recent years, it is still hard for state-of-the-art methods to obtain satisfactory results in occlusion scenarios. There are two main reasons:…

Computer Vision and Pattern Recognition · Computer Science 2022-07-13 Buzhen Huang , Yuan Shu , Jingyi Ju , Yangang Wang

Reconstructing biomechanically realistic 3D human motion - recovering both kinematics (motion) and kinetics (forces) - is a critical challenge. While marker-based systems are lab-bound and slow, popular monocular methods use oversimplified,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Farnoosh Koleini , Hongfei Xue , Ahmed Helmy , Pu Wang

Objective The coordination of human movement directly reflects function of the central nervous system. Small deficits in movement are often the first sign of an underlying neurological problem. The objective of this research is to develop a…

Computer Vision and Pattern Recognition · Computer Science 2023-02-17 Renjie Li , Chun Yu Lao , Rebecca St. George , Katherine Lawler , Saurabh Garg , Son N. Tran , Quan Bai , Jane Alty