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Simultaneous localization and mapping (SLAM) plays a fundamental role in extended reality (XR) applications. As the standards for immersion in XR continue to increase, the demands for SLAM benchmarking have become more stringent. Trajectory…

Robotics · Computer Science 2025-12-09 Zichao Shu , Shitao Bei , Lijun Li , Zetao Chen

Lidar-based simultaneous localization and mapping (SLAM) approaches have obtained considerable success in autonomous robotic systems. This is in part owing to the high-accuracy of robust SLAM algorithms and the emergence of new and…

Robotics · Computer Science 2022-10-04 Ha Sier , Li Qingqing , Yu Xianjia , Jorge Peña Queralta , Zhuo Zou , Tomi Westerlund

To help smart wearable researchers choose the optimal ground truth methods for motion capturing (MoCap) for all types of loose garments, we present a benchmark, DrapeMoCapBench (DMCB), specifically designed to evaluate the performance of…

Computer Vision and Pattern Recognition · Computer Science 2023-07-26 Lala Shakti Swarup Ray , Bo Zhou , Sungho Suh , Paul Lukowicz

Accurately generating ground truth (GT) trajectories is essential for Simultaneous Localization and Mapping (SLAM) evaluation, particularly under varying environmental conditions. This study introduces a systematic approach employing a…

Robotics · Computer Science 2024-02-07 Xiangcheng Hu , Linwei Zheng , Jin Wu , Ruoyu Geng , Yang Yu , Hexiang Wei , Xiaoyu Tang , Lujia Wang , Jianhao Jiao , Ming Liu

Marker-based optical motion capture (MoCap), while long regarded as the gold standard for accuracy, faces practical challenges, such as time-consuming preparation and marker identification ambiguity, due to its reliance on dense marker…

Computer Vision and Pattern Recognition · Computer Science 2025-11-21 Hai Lan , Zongyan Li , Jianmin Hu , Jialing Yang , Houde Dai

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

Inertial Measurement Units (IMUs) enable portable, multibody motion capture (MoCap) in diverse environments beyond the laboratory, making them a practical choice for diagnosing mobility disorders and supporting rehabilitation in clinical or…

Robotics · Computer Science 2025-05-14 Hassan Osman , Daan de Kanter , Jelle Boelens , Manon Kok , Ajay Seth

Despite recent progress in calibration-free monocular SLAM via 3D vision foundation models, scale drift remains severe on long sequences. Motion-agnostic partitioning breaks contextual coherence and causes zero-motion drift, while…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Zhuang Xiong , Chen Zhang , Qingshan Xu , Wenbing Tao

Ground robots play a crucial role in inspection, exploration, rescue, and other applications. In recent years, advancements in LiDAR technology have made sensors more accurate, lightweight, and cost-effective. Therefore, researchers…

Robotics · Computer Science 2025-03-18 Yanpeng Jia , Shiyi Wang , Shiliang Shao , Yue Wang , Fu Zhang , Ting Wang

Visual and lidar Simultaneous Localization and Mapping (SLAM) algorithms benefit from the Inertial Measurement Unit (IMU) modality. The high-rate inertial data complement the other lower-rate modalities. Moreover, in the absence of constant…

Robotics · Computer Science 2022-03-28 Vladimír Kubelka , Maxime Vaidis , François Pomerleau

Marker-based motion capture (MoCap) systems have long been the gold standard for accurate 4D human modeling, yet their reliance on specialized hardware and markers limits scalability and real-world deployment. Advancing reliable markerless…

Computer Vision and Pattern Recognition · Computer Science 2026-04-15 Yeeun Park , Miqdad Naduthodi , Suryansh Kumar

Recent work has shown impressive localization performance using only images of ground textures taken with a downward facing monocular camera. This provides a reliable navigation method that is robust to feature sparse environments and…

Robotics · Computer Science 2023-03-13 Kyle M. Hart , Brendan Englot , Ryan P. O'Shea , John D. Kelly , David Martinez

Achieving real-time Simultaneous Localization and Mapping (SLAM) based on 3D Gaussian splatting (3DGS) in large-scale real-world environments remains challenging, as existing methods still struggle to jointly achieve low-latency pose…

Numerous datasets and benchmarks exist to assess and compare Simultaneous Localization and Mapping (SLAM) algorithms. Nevertheless, their precision must follow the rate at which SLAM algorithms improved in recent years. Moreover, current…

Recent progress in dense SLAM has primarily targeted monocular setups, often at the expense of robustness and geometric coverage. We present MCGS-SLAM, the first purely RGB-based multi-camera SLAM system built on 3D Gaussian Splatting…

Robotics · Computer Science 2026-03-10 Zhihao Cao , Hanyu Wu , Li Wa Tang , Zizhou Luo , Wei Zhang , Marc Pollefeys , Zihan Zhu , Martin R. Oswald

Optical motion capture (mocap) systems are widely used for ground-truth capture in AR/VR, SLAM and robotics datasets. These datasets require extrinsic calibration to align mocap coordinates to external camera frames -- a step that is…

Computer Vision and Pattern Recognition · Computer Science 2026-04-27 Tianyi Liu , Christopher Twigg , Patrick Grady , Kevin Harris , Shangchen Han , Kun He

Simultaneous localization and mapping is essential for position tracking and scene understanding. 3D Gaussian-based map representations enable photorealistic reconstruction and real-time rendering of scenes using multiple posed cameras. We…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Lisong C. Sun , Neel P. Bhatt , Jonathan C. Liu , Zhiwen Fan , Zhangyang Wang , Todd E. Humphreys , Ufuk Topcu

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

The visual SLAM method is widely used for self-localization and mapping in complex environments. Visual-inertia SLAM, which combines a camera with IMU, can significantly improve the robustness and enable scale weak-visibility, whereas…

Robotics · Computer Science 2020-03-06 Peng Gang , Lu Zezao , Chen Bocheng , Chen Shanliang , He Dingxin

Wearable inertial motion capture (MoCap) provides a portable, occlusion-free, and privacy-preserving alternative to camera-based systems, but its accuracy depends on tightly attached sensors - an intrusive and uncomfortable requirement for…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Jiawei Fang , Ruonan Zheng , Xiaoxia Gao , Shifan Jiang , Anjun Chen , Qi Ye , Shihui Guo
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