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Related papers: Motion Capture from Inertial and Vision Sensors

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Combining sparse IMUs and a monocular camera is a new promising setting to perform real-time human motion capture. This paper proposes a diffusion-based solution to learn human motion priors and fuse the two modalities of signals together…

Computer Vision and Pattern Recognition · Computer Science 2025-08-11 Shaohua Pan , Xinyu Yi , Yan Zhou , Weihua Jian , Yuan Zhang , Pengfei Wan , Feng Xu

Either RGB images or inertial signals have been used for the task of motion capture (mocap), but combining them together is a new and interesting topic. We believe that the combination is complementary and able to solve the inherent…

Computer Vision and Pattern Recognition · Computer Science 2023-09-04 Shaohua Pan , Qi Ma , Xinyu Yi , Weifeng Hu , Xiong Wang , Xingkang Zhou , Jijunnan Li , Feng Xu

Motion capture using sparse inertial sensors has shown great promise due to its portability and lack of occlusion issues compared to camera-based tracking. Existing approaches typically assume that IMU sensors are tightly attached to the…

Graphics · Computer Science 2025-08-14 Andela Ilic , Jiaxi Jiang , Paul Streli , Xintong Liu , Christian Holz

Wearable sensors such as Inertial Measurement Units (IMUs) are often used to assess the performance of human exercise. Common approaches use handcrafted features based on domain expertise or automatically extracted features using time…

Computer Vision and Pattern Recognition · Computer Science 2023-07-11 Ashish Singh , Antonio Bevilacqua , Timilehin B. Aderinola , Thach Le Nguyen , Darragh Whelan , Martin O'Reilly , Brian Caulfield , Georgiana Ifrim

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

We are living in a world surrounded by diverse and "smart" devices with rich modalities of sensing ability. Conveniently capturing the interactions between us humans and these objects remains far-reaching. In this paper, we present I'm-HOI,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Chengfeng Zhao , Juze Zhang , Jiashen Du , Ziwei Shan , Junye Wang , Jingyi Yu , Jingya Wang , Lan Xu

We present Capturing the Unseen (CAPUS), a novel facial motion capture (MoCap) technique that operates without visual signals. CAPUS leverages miniaturized Inertial Measurement Units (IMUs) as a new sensing modality for facial motion…

Computer Vision and Pattern Recognition · Computer Science 2024-09-20 Youjia Wang , Yiwen Wu , Hengan Zhou , Hongyang Lin , Xingyue Peng , Jingyan Zhang , Yingsheng Zhu , Yingwenqi Jiang , Yatu Zhang , Lan Xu , Jingya Wang , Jingyi Yu

Recent advancements in visual-inertial motion capture systems have demonstrated the potential of combining monocular cameras with sparse inertial measurement units (IMUs) as cost-effective solutions, which effectively mitigate occlusion and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Tutian Tang , Xingyu Ji , Yutong Li , MingHao Liu , Wenqiang Xu , Cewu Lu

Motion capture from sparse inertial sensors has shown great potential compared to image-based approaches since occlusions do not lead to a reduced tracking quality and the recording space is not restricted to be within the viewing frustum…

Graphics · Computer Science 2022-03-18 Xinyu Yi , Yuxiao Zhou , Marc Habermann , Soshi Shimada , Vladislav Golyanik , Christian Theobalt , Feng Xu

Monocular 3D motion capture (mocap) is beneficial to many applications. The use of a single camera, however, often fails to handle occlusions of different body parts and hence it is limited to capture relatively simple movements. We present…

Computer Vision and Pattern Recognition · Computer Science 2023-03-07 Han Liang , Yannan He , Chengfeng Zhao , Mutian Li , Jingya Wang , Jingyi Yu , Lan Xu

We propose a multi-sensor fusion method for capturing challenging 3D human motions with accurate consecutive local poses and global trajectories in large-scale scenarios, only using single LiDAR and 4 IMUs, which are set up conveniently and…

Computer Vision and Pattern Recognition · Computer Science 2023-04-11 Yiming Ren , Chengfeng Zhao , Yannan He , Peishan Cong , Han Liang , Jingyi Yu , Lan Xu , Yuexin Ma

Visible images have been widely used for motion estimation. Thermal images, in contrast, are more challenging to be used in motion estimation since they typically have lower resolution, less texture, and more noise. In this paper, a novel…

Computer Vision and Pattern Recognition · Computer Science 2021-05-18 Weichen Dai , Yu Zhang , Shenzhou Chen , Donglei Sun , Da Kong

Human activity recognition and clinical biomechanics are challenging problems in physical telerehabilitation medicine. However, most publicly available datasets on human body movements cannot be used to study both problems in an…

By learning human motion priors, motion capture can be achieved by 6 inertial measurement units (IMUs) in recent years with the development of deep learning techniques, even though the sensor inputs are sparse and noisy. However, human…

Graphics · Computer Science 2025-05-09 Xinyu Yi , Shaohua Pan , Feng Xu

Wearable inertial measurement units (IMUs) provide a cost-effective approach to assessing human movement in clinical and everyday environments. However, developing the associated classification models for robust assessment of…

Computer Vision and Pattern Recognition · Computer Science 2025-11-10 Andreas Spilz , Heiko Oppel , Jochen Werner , Kathrin Stucke-Straub , Felix Capanni , Michael Munz

Robust multisensor fusion of multi-modal measurements such as IMUs, wheel encoders, cameras, LiDARs, and GPS holds great potential due to its innate ability to improve resilience to sensor failures and measurement outliers, thereby enabling…

Robotics · Computer Science 2023-09-28 Woosik Lee , Patrick Geneva , Chuchu Chen , Guoquan Huang

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…

We introduce a novel approach to user authentication called Motion ID. The method employs motion sensing provided by inertial measurement units (IMUs), using it to verify the persons identity via short time series of IMU data captured by…

Human movements are both an area of intense study and the basis of many applications such as character animation. For many applications, it is crucial to identify movements from videos or analyze datasets of movements. Here we introduce a…

Computer Vision and Pattern Recognition · Computer Science 2021-07-14 Saeed Ghorbani , Kimia Mahdaviani , Anne Thaler , Konrad Kording , Douglas James Cook , Gunnar Blohm , Nikolaus F. Troje

Sparse wearable inertial measurement units (IMUs) have gained popularity for estimating 3D human motion. However, challenges such as pose ambiguity, data drift, and limited adaptability to diverse bodies persist. To address these issues, we…

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