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Related papers: Targetless LiDAR-Camera Calibration with Neural Ga…

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In this paper, we propose a novel online self-calibration approach for Light Detection and Ranging (LiDAR) and camera sensors. Compared to the previous CNN-based methods that concatenate the feature maps of the RGB image and decalibrated…

Computer Vision and Pattern Recognition · Computer Science 2021-04-27 Xudong Lv , Boya Wang , Dong Ye , Shuo Wang

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…

Calibration of multi-camera systems is a key task for accurate object tracking. However, it remains a challenging problem in real-world conditions, where traditional methods are not applicable due to the lack of accurate floor plans,…

Image and Video Processing · Electrical Eng. & Systems 2025-12-08 Aleksandr Abramov

Visual-inertial systems have been widely studied and applied in the last two decades (from the early 2000s to the present), mainly due to their low cost and power consumption, small footprint, and high availability. Such a trend…

Robotics · Computer Science 2024-11-01 Shuolong Chen , Xingxing Li , Shengyu Li , Yuxuan Zhou

Sensor fusion has become a popular topic in robotics. However, conventional fusion methods encounter many difficulties, such as data representation differences, sensor variations, and extrinsic calibration. For example, the calibration…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Shuyi Zhou , Shuxiang Xie , Ryoichi Ishikawa , Ken Sakurada , Masaki Onishi , Takeshi Oishi

Recently, multi-sensors fusion has achieved significant progress in the field of automobility to improve navigation and position performance. As the prerequisite of the fusion algorithm, the demand for the extrinsic calibration of…

Robotics · Computer Science 2022-09-27 Hou lanhua

Many applications of classification methods not only require high accuracy but also reliable estimation of predictive uncertainty. However, while many current classification frameworks, in particular deep neural networks, achieve high…

Machine Learning · Computer Science 2020-02-28 Jonathan Wenger , Hedvig Kjellström , Rudolph Triebel

Robotic calibration allows for the fusion of data from multiple sensors such as odometers, cameras, etc., by providing appropriate relationships between the corresponding reference frames. For wheeled robots equipped with camera/lidar along…

Robotics · Computer Science 2019-10-29 Mohan Krishna Nutalapati , Lavish Arora , Anway Bose , Ketan Rajawat , Rajesh M Hegde

Existing camera-projector calibration methods typically warp feature points from a camera image to a projector image using estimated homographies, and often suffer from errors in camera parameters and noise due to imperfect planarity of the…

Computer Vision and Pattern Recognition · Computer Science 2019-05-07 Bingyao Huang , Samed Ozdemir , Ying Tang , Chunyuan Liao , Haibin Ling

The use of infrastructure sensor technology for traffic detection has already been proven several times. However, extrinsic sensor calibration is still a challenge for the operator. While previous approaches are unable to calibrate the…

Computer Vision and Pattern Recognition · Computer Science 2020-08-04 Laurent Kloeker , Christian Kotulla , Lutz Eckstein

With the ability of providing direct and accurate enough range measurements, light detection and ranging (LiDAR) is playing an essential role in localization and detection for autonomous vehicles. Since single LiDAR suffers from hardware…

Robotics · Computer Science 2022-01-14 Yusheng Wang , Yidong Lou , Weiwei Song , Huan Yu , Zhiyong Tu

Simultaneous Localization and Mapping (SLAM) is pivotal in robotics, with photorealistic scene reconstruction emerging as a key challenge. To address this, we introduce Computational Alignment for Real-Time Gaussian Splatting SLAM (CaRtGS),…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Dapeng Feng , Zhiqiang Chen , Yizhen Yin , Shipeng Zhong , Yuhua Qi , Hongbo Chen

Visual navigation devices require precise calibration to achieve high-precision localization and navigation, which includes camera and attitude calibration. To address the limitations of time-consuming camera calibration and complex…

Computer Vision and Pattern Recognition · Computer Science 2025-02-26 Shunkun Liang , Dongcai Tan , Banglei Guan , Zhang Li , Guangcheng Dai , Nianpeng Pan , Liang Shen , Yang Shang , Qifeng Yu

3D Gaussian Splatting (3DGS) has gained significant attention for its application in dense Simultaneous Localization and Mapping (SLAM), enabling real-time rendering and high-fidelity mapping. However, existing 3DGS-based SLAM methods often…

Robotics · Computer Science 2024-09-18 Ziheng Xu , Qingfeng Li , Chen Chen , Xuefeng Liu , Jianwei Niu

In this work, we present an effective multi-view approach to closed-loop end-to-end learning of precise manipulation tasks that are 3D in nature. Our method learns to accomplish these tasks using multiple statically placed but uncalibrated…

Robotics · Computer Science 2021-04-02 Iretiayo Akinola , Jacob Varley , Dmitry Kalashnikov

Vision-language models (VLMs), such as CLIP, have demonstrated exceptional generalization capabilities and can quickly adapt to downstream tasks through prompt fine-tuning. Unfortunately, in classification tasks involving non-training…

Computer Vision and Pattern Recognition · Computer Science 2025-02-06 Song-Lin Lv , Yu-Yang Chen , Zhi Zhou , Yu-Feng Li , Lan-Zhe Guo

Accurate camera localization is crucial for robotics and Extended Reality (XR), enabling reliable navigation and alignment of virtual and real content. Existing visual methods often suffer from drift, scale ambiguity, and depend on…

Computer Vision and Pattern Recognition · Computer Science 2025-12-17 Joni Vanherck , Steven Moonen , Brent Zoomers , Kobe Werner , Jeroen Put , Lode Jorissen , Nick Michiels

Despite the increasing interest in enhancing perception systems for autonomous vehicles, the online calibration between event cameras and LiDAR - two sensors pivotal in capturing comprehensive environmental information - remains unexplored.…

Computer Vision and Pattern Recognition · Computer Science 2024-10-16 Mathieu Cocheteux , Julien Moreau , Franck Davoine

The integration of sensor data is crucial in the field of robotics to take full advantage of the various sensors employed. One critical aspect of this integration is determining the extrinsic calibration parameters, such as the relative…

Robotics · Computer Science 2024-03-28 Sangwoo Jung , Hyesu Jang , Minwoo Jung , Ayoung Kim , Myung-Hwan Jeon

There are many geometric calibration methods for "standard" cameras. These methods, however, cannot be used for the calibration of telescopes with large focal lengths and complex off-axis optics. Moreover, specialized calibration methods…

Instrumentation and Methods for Astrophysics · Physics 2017-12-27 Stepan Tulyakov , Anton Ivanov , Nicolas Thomas , Victoria Roloff , Antoine Pommerol , Gabriele Cremonese , Thomas Weigel , Francois Fleuret