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Related papers: Digital Beamforming Enhanced Radar Odometry

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We have proposed, to the best of our knowledge, the first-of-its-kind LiDAR-Inertial-Visual-Fused simultaneous localization and mapping (SLAM) system with a strong place recognition capacity. Our proposed SLAM system is consist of…

Robotics · Computer Science 2023-01-16 Kangcheng Liu

4D radar is increasingly attractive for robotic mapping because it provides range, azimuth, elevation, and Doppler measurements while remaining robust in adverse visibility conditions. Although recent radar and radar--inertial odometry…

Robotics · Computer Science 2026-05-26 Jianzhu Huai , Yiwen Chen , Binliang Wang

With robots being deployed in increasingly complex environments like underground mines and planetary surfaces, the multi-sensor fusion method has gained more and more attention which is a promising solution to state estimation in the such…

Robotics · Computer Science 2023-03-24 Fuzhang Han , Han Zheng , Wenjun Huang , Rong Xiong , Yue Wang , Yanmei Jiao

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

This paper presents a self-supervised framework for learning to detect robust keypoints for odometry estimation and metric localisation in radar. By embedding a differentiable point-based motion estimator inside our architecture, we learn…

Computer Vision and Pattern Recognition · Computer Science 2020-02-25 Dan Barnes , Ingmar Posner

In recent years, orthogonal chirp-division multiplexing (OCDM) has been increasingly considered as an alternative multicarrier scheme, e.g., to orthogonal frequency-division multiplexing, in digital communication applications. Among reasons…

Autonomous driving systems are set to become a reality in transport systems and, so, maximum acceptance is being sought among users. Currently, the most advanced architectures require driver intervention when functional system failures or…

4D radar has emerged as a critical sensor for autonomous driving, primarily due to its enhanced capabilities in elevation measurement and higher resolution compared to traditional 3D radar. Effective integration of 4D radar with cameras…

We present a LiDAR-based and real-time capable 3D perception system for automated driving in urban domains. The hierarchical system design is able to model stationary and movable parts of the environment simultaneously and under real-time…

Robotics · Computer Science 2020-05-08 Jens Rieken , Markus Maurer

We present an end-to-end simulation and data-processing framework for digital beamforming experiments conducted with four stations of the 21 Centimeter Array (21CMA). Motivated by the need to characterize instrumental systematics, such as…

Instrumentation and Methods for Astrophysics · Physics 2026-03-04 Feiyu Zhao , Quan Guo , Junhua Gu , Qian Zheng , Yan Huang , Yun Yu

This paper describes an end-to-end pipeline for tree diameter estimation based on semantic segmentation and lidar odometry and mapping. Accurate mapping of this type of environment is challenging since the ground and the trees are…

Robotics · Computer Science 2020-01-01 Steven W. Chen , Guilherme V. Nardari , Elijah S. Lee , Chao Qu , Xu Liu , Roseli A. F. Romero , Vijay Kumar

The LIght Detection And Ranging (LiDAR) sensor has become one of the most important perceptual devices due to its important role in simultaneous localization and mapping (SLAM). Existing SLAM methods are mainly developed for mechanical…

Robotics · Computer Science 2021-02-18 Han Wang , Chen Wang , Lihua Xie

Dual-function radar-communication (DFRC), which can simultaneously perform both radar and communication functionalities using the same hardware platform, spectral resource and transmit waveform, is a promising technique for realizing…

Signal Processing · Electrical Eng. & Systems 2022-05-31 R. Liu , M. Li , Q. Liu , A. L. Swindlehurst

In this paper, we propose a novel approach to address the problem of camera and radar sensor fusion for 3D object detection in autonomous vehicle perception systems. Our approach builds on recent advances in deep learning and leverages the…

Computer Vision and Pattern Recognition · Computer Science 2024-04-26 Daniel Dworak , Mateusz Komorkiewicz , Paweł Skruch , Jerzy Baranowski

We present a cost-effective new approach for generating denser depth maps for Autonomous Driving (AD) and Autonomous Vehicles (AVs) by integrating the images obtained from deep neural network (DNN) 4D radar detectors with conventional…

Computer Vision and Pattern Recognition · Computer Science 2025-06-09 Mohammed Alsakabi , Aidan Erickson , John M. Dolan , Ozan K. Tonguz

Autonomous vehicles require accurate and robust localization and mapping algorithms to navigate safely and reliably in urban environments. We present a novel sensor fusion-based pipeline for offline mapping and online localization based on…

We present an empirical investigation of a new mapping system based on a graph of panoramic depth images. Panoramic images efficiently capture range measurements taken by a spinning lidar sensor, recording fine detail on the order of a few…

Robotics · Computer Science 2021-01-05 Anthony Cowley , Ian D. Miller , Camillo Jose Taylor

Place recognition plays an important role in achieving robust long-term autonomy. Real-world robots face a wide range of weather conditions (e.g. overcast, heavy rain, and snowing) and most sensors (i.e. camera, LiDAR) essentially…

Robotics · Computer Science 2025-05-13 Hogyun Kim , Byunghee Choi , Euncheol Choi , Younggun Cho

The LiDAR and inertial sensors based localization and mapping are of great significance for Unmanned Ground Vehicle related applications. In this work, we have developed an improved LiDAR-inertial localization and mapping system for…

Robotics · Computer Science 2023-01-02 Kangcheng Liu

By multiplexing information symbols in the delay-Doppler (DD) domain, orthogonal time frequency space (OTFS) is a promising candidate for future wireless communication in high-mobility scenarios. In addition to the superior communication…

Signal Processing · Electrical Eng. & Systems 2023-06-21 Kecheng Zhang , Zhongjie Li , Weijie Yuan , Yunlong Cai , Feifei Gao