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Deep learning based LiDAR odometry (LO) estimation attracts increasing research interests in the field of autonomous driving and robotics. Existing works feed consecutive LiDAR frames into neural networks as point clouds and match pairs in…

Computer Vision and Pattern Recognition · Computer Science 2020-09-02 Ce Zheng , Yecheng Lyu , Ming Li , Ziming Zhang

Efficient data utilization is crucial for advancing 3D scene understanding in autonomous driving, where reliance on heavily human-annotated LiDAR point clouds challenges fully supervised methods. Addressing this, our study extends into…

Computer Vision and Pattern Recognition · Computer Science 2025-12-08 Lingdong Kong , Xiang Xu , Jiawei Ren , Wenwei Zhang , Liang Pan , Kai Chen , Wei Tsang Ooi , Ziwei Liu

A critical challenge in the data-driven modeling of dynamical systems is producing methods robust to measurement error, particularly when data is limited. Many leading methods either rely on denoising prior to learning or on access to large…

Numerical Analysis · Mathematics 2019-09-04 Samuel H. Rudy , J. Nathan Kutz , Steven L. Brunton

Utilizing the information in observations of a complex system to make accurate predictions through a quantitative model when observations are completed at time $T$, requires an accurate estimate of the full state of the model at time $T$.…

Chaotic Dynamics · Physics 2014-05-13 Zhe An , Daniel Rey , Henry D. I. Abarbanel

This study proposes an adaptive data-driven hyperparameter tuning framework for black-box 3D LiDAR odometry algorithms. The proposed framework comprises offline parameter-error function modeling and online adaptive parameter selection. In…

Robotics · Computer Science 2021-07-12 Kenji Koide , Masashi Yokozuka , Shuji Oishi , Atsuhiko Banno

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 recent deep learning based approaches showing promising results in removing noise from images, the best denoising performance has been reported in a supervised learning setup that requires a large set of paired noisy images and ground…

Image and Video Processing · Electrical Eng. & Systems 2022-09-20 Rihuan Ke

Implementing effective control mechanisms to ensure the proper functioning and security of deployed NLP models, from translation to chatbots, is essential. A key ingredient to ensure safe system behaviour is Out-Of-Distribution (OOD)…

Computation and Language · Computer Science 2024-03-04 Maxime Darrin , Pablo Piantanida , Pierre Colombo

LiDAR (Light Detection And Ranging) is an indispensable sensor for precise long- and wide-range 3D sensing, which directly benefited the recent rapid deployment of autonomous driving (AD). Meanwhile, such a safety-critical application…

Cryptography and Security · Computer Science 2024-02-09 Takami Sato , Yuki Hayakawa , Ryo Suzuki , Yohsuke Shiiki , Kentaro Yoshioka , Qi Alfred Chen

Accurate localization is essential for the safe and effective navigation of autonomous vehicles, and Simultaneous Localization and Mapping (SLAM) is a cornerstone technology in this context. However, The performance of the SLAM system can…

Robotics · Computer Science 2025-03-03 Hui Lai , Qi Chen , Junping Zhang , Jian Pu

3D Object Detectors (3D-OD) are crucial for understanding the environment in many robotic tasks, especially autonomous driving. Including 3D information via Lidar sensors improves accuracy greatly. However, such detectors perform poorly on…

Computer Vision and Pattern Recognition · Computer Science 2024-02-28 George Eskandar , Chongzhe Zhang , Abhishek Kaushik , Karim Guirguis , Mohamed Sayed , Bin Yang

LiDAR odometry can achieve accurate vehicle pose estimation for short driving range or in small-scale environments, but for long driving range or in large-scale environments, the accuracy deteriorates as a result of cumulative estimation…

Robotics · Computer Science 2023-03-16 Lizhou Liao , Chunyun Fu , Binbin Feng , Tian Su

High-precision lidar odomety is an essential part of autonomous driving. In recent years, deep learning methods have been widely used in lidar odomety tasks, but most of the current methods only extract the global features of the point…

Computer Vision and Pattern Recognition · Computer Science 2022-05-18 Yiming Tu

Existing LiDAR semantic segmentation methods often struggle with performance declines in adverse weather conditions. Previous work has addressed this issue by simulating adverse weather or employing universal data augmentation during…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Junsung Park , Kyungmin Kim , Hyunjung Shim

Object type classification for automotive radar has greatly improved with recent deep learning (DL) solutions, however these developments have mostly focused on the classification accuracy. Before employing DL solutions in safety-critical…

Machine Learning · Computer Science 2021-09-28 Kanil Patel , William Beluch , Kilian Rambach , Michael Pfeiffer , Bin Yang

Current LiDAR-based Vehicle-to-Everything (V2X) multi-agent perception systems have shown the significant success on 3D object detection. While these models perform well in the trained clean weather, they struggle in unseen adverse weather…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Baolu Li , Jinlong Li , Xinyu Liu , Runsheng Xu , Zhengzhong Tu , Jiacheng Guo , Xiaopeng Li , Hongkai Yu

Visual Odometry (VO) is vital for the navigation of autonomous systems, providing accurate position and orientation estimates at reasonable costs. While traditional VO methods excel in some conditions, they struggle with challenges like…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Siyu Chen , Kangcheng Liu , Chen Wang , Shenghai Yuan , Jianfei Yang , Lihua Xie

Long-term scene changes present challenges to localization systems using a pre-built map. This paper presents a LiDAR-based system that can provide robust localization against those challenges. Our method starts with activation of a mapping…

Robotics · Computer Science 2022-03-09 Bin Peng , Hongle Xie , Weidong Chen

In autonomous driving, LiDAR and radar are crucial for environmental perception. LiDAR offers precise 3D spatial sensing information but struggles in adverse weather like fog. Conversely, radar signals can penetrate rain or mist due to…

Computer Vision and Pattern Recognition · Computer Science 2024-02-07 Yanlong Yang , Jianan Liu , Tao Huang , Qing-Long Han , Gang Ma , Bing Zhu

Out-of-domain (OOD) generalization is a significant challenge for machine learning models. Many techniques have been proposed to overcome this challenge, often focused on learning models with certain invariance properties. In this work, we…

Machine Learning · Computer Science 2022-01-13 Yoav Wald , Amir Feder , Daniel Greenfeld , Uri Shalit
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