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Related papers: Improving Sparse IMU-based Motion Capture with Mot…

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Temporal localization of driving actions plays a crucial role in advanced driver-assistance systems and naturalistic driving studies. However, this is a challenging task due to strict requirements for robustness, reliability and accurate…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Tunc Alkanat , Erkut Akdag , Egor Bondarev , Peter H. N. De With

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

In many robotics and VR/AR applications, fast camera motions lead to a high level of motion blur, causing existing camera pose estimation methods to fail. In this work, we propose a novel framework that leverages motion blur as a rich cue…

Computer Vision and Pattern Recognition · Computer Science 2025-11-27 Jerred Chen , Ronald Clark

Localization and mapping with heterogeneous multi-sensor fusion have been prevalent in recent years. To adequately fuse multi-modal sensor measurements received at different time instants and different frequencies, we estimate the…

Robotics · Computer Science 2023-02-16 Jiajun Lv , Xiaolei Lang , Jinhong Xu , Mengmeng Wang , Yong Liu , Xingxing Zuo

Learning with reduced labeling standards, such as noisy label, partial label, and multiple label candidates, which we generically refer to as \textit{imprecise} labels, is a commonplace challenge in machine learning tasks. Previous methods…

Machine Learning · Computer Science 2024-10-31 Hao Chen , Ankit Shah , Jindong Wang , Ran Tao , Yidong Wang , Xing Xie , Masashi Sugiyama , Rita Singh , Bhiksha Raj

IMU-based gesture interfaces are being increasingly adopted as efficient, accessible, and intuitive alternatives to traditional input methods, such as touchscreens and voice. However, current gesture recognition algorithms are tailored to…

Human-Computer Interaction · Computer Science 2026-03-13 Prerna Khanna , Tanmay Srivastava , Shubham Jain , Aruna Balasubramanian

This paper introduces a novel human pose estimation approach using sparse inertial sensors, addressing the shortcomings of previous methods reliant on synthetic data. It leverages a diverse array of real inertial motion capture data from…

Computer Vision and Pattern Recognition · Computer Science 2024-03-08 Yu Zhang , Songpengcheng Xia , Lei Chu , Jiarui Yang , Qi Wu , Ling Pei

The ability to sense, localize, and estimate the 3D position and orientation of the human body is critical in virtual reality (VR) and extended reality (XR) applications. This becomes more important and challenging with the deployment of…

Human-Computer Interaction · Computer Science 2024-05-14 Nguyen Quang Hieu , Dinh Thai Hoang , Diep N. Nguyen , Mohammad Abu Alsheikh

We present IMU2CLIP, a novel pre-training approach to align Inertial Measurement Unit (IMU) motion sensor recordings with video and text, by projecting them into the joint representation space of Contrastive Language-Image Pre-training…

Computer Vision and Pattern Recognition · Computer Science 2022-10-27 Seungwhan Moon , Andrea Madotto , Zhaojiang Lin , Alireza Dirafzoon , Aparajita Saraf , Amy Bearman , Babak Damavandi

Inertial measurement units (IMUs) increasingly function as a basic component of wearable sensor network (WSN)systems. IMU-based joint angle estimation (JAE) is a relatively typical usage of IMUs, with extensive applications. However, the…

Signal Processing · Electrical Eng. & Systems 2021-06-10 Chunzhi Yi , Feng Jiang , Baichun Wei , Chifu Yang , Zhen Ding , Jubo Jin , Jie Liu

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

While previous studies on image segmentation focus on handling severe (or explicit) label noise, real-world datasets also exhibit subtle (or implicit) label imperfections. These arise from inherent challenges, such as ambiguous object…

Computer Vision and Pattern Recognition · Computer Science 2025-08-25 Yechan Kim , Dongho Yoon , Younkwan Lee , Unse Fatima , Hong Kook Kim , Songjae Lee , Sanga Park , Jeong Ho Park , Seonjong Kang , Moongu Jeon

In this paper, we study the problem of learning image classification models with label noise. Existing approaches depending on human supervision are generally not scalable as manually identifying correct or incorrect labels is…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Kuang-Huei Lee , Xiaodong He , Lei Zhang , Linjun Yang

Employing an inertial measurement unit (IMU) as an additional sensor can dramatically improve both reliability and accuracy of visual/Lidar odometry (VO/LO). Different IMU integration models are introduced using different assumptions on the…

Robotics · Computer Science 2019-12-03 John Henawy , Zhengguo Li , Wei Yun Yau , Gerald Seet , Kong Wah Wan

Accurately estimating vehicle velocity via smartphone is critical for mobile navigation and transportation. This paper introduces a cutting-edge framework for velocity estimation that incorporates temporal learning models, utilizing…

Robotics · Computer Science 2025-05-27 Xuan Xiao , Xiaotong Ren , Haitao Li

We consider the problem of localizing a manned, semi-autonomous, or autonomous vehicle in the environment using information coming from the vehicle's sensors, a problem known as navigation or simultaneous localization and mapping (SLAM)…

Systems and Control · Electrical Eng. & Systems 2020-09-24 Paul Chauchat , Axel Barrau , Silvère Bonnabel

In this article we investigate smoothing (i.e., optimisation-based) estimation techniques for robot localization using an IMU aided by other localization sensors. We more particularly focus on Invariant Smoothing (IS), a variant based on…

Robotics · Computer Science 2024-09-05 Paul Chauchat , Silvère Bonnabel , Axel Barrau

Label smoothing is a widely used technique in various domains, such as text classification, image classification and speech recognition, known for effectively combating model overfitting. However, there is little fine-grained analysis on…

Computation and Language · Computer Science 2024-02-26 Yijie Gao , Shijing Si , Hua Luo , Haixia Sun , Yugui Zhang

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

Introducing training-time augmentations is a key technique to enhance generalization and prepare deep neural networks against test-time corruptions. Inspired by the success of generative diffusion models, we propose a novel approach of…

Computer Vision and Pattern Recognition · Computer Science 2025-05-05 Markus Heinonen , Ba-Hien Tran , Michael Kampffmeyer , Maurizio Filippone