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Reliable vehicle navigation in urban environments remains a challenging problem due to frequent satellite signal blockages caused by tall buildings and complex infrastructure. While fusing inertial reading with satellite positioning in an…

Robotics · Computer Science 2026-02-26 Mor Levenhar , Itzik Klein

Autonomous ground vehicle (UGV) navigation has the potential to revolutionize the transportation system by increasing accessibility to disabled people, ensure safety and convenience of use. However, UGV requires extensive and efficient…

Robotics · Computer Science 2024-03-25 Kabirat Olayemi , Mien Van , Sean McLoone , Yuzhu Sun , Jack Close , Nguyen Minh Nhat , Stephen McIlvanna

A number of geolocation-based Delay Tolerant Networking (DTN) routing protocols have been shown to perform well in selected simulation and mobility scenarios. However, the suitability of these mechanisms for vehicular networks utilizing…

Networking and Internet Architecture · Computer Science 2018-06-18 Justin P. Rohrer

Localization in a global map is critical to success in many autonomous robot missions. This is particularly challenging for multi-robot operations in unknown and adverse environments. Here, we are concerned with providing a small unmanned…

Robotics · Computer Science 2016-09-20 Gordon Christie , Garrett Warnell , Kevin Kochersberger

This paper presents a novel approach for aerial drone autonomous navigation along predetermined paths using only visual input form an onboard camera and without reliance on a Global Positioning System (GPS). It is based on using a deep…

Computer Vision and Pattern Recognition · Computer Science 2019-05-07 K. Amer , M. Samy , M. Shaker , M. ElHelw

In urban environments, where line-of-sight signals from GNSS satellites are frequently blocked by high-rise objects, GNSS receivers are subject to large errors in measuring satellite ranges. Heuristic methods are commonly used to estimate…

Machine Learning · Computer Science 2024-03-01 Amir Jalalirad , Davide Belli , Bence Major , Songwon Jee , Himanshu Shah , Will Morrison

Vehicular Ad Hoc Networks (VANET) is a very promising research venue that can offers many useful and critical applications including the safety applications. Most of these applications require that each vehicle knows precisely its current…

Networking and Internet Architecture · Computer Science 2012-05-09 Samir A. Elsagheer Mohamed , A. Nasr , Gufran Ahmad Ansari

Connected and cooperative driving requires precise calibration of the roadside infrastructure for having a reliable perception system. To solve this requirement in an automated manner, we present a robust extrinsic calibration method for…

Computer Vision and Pattern Recognition · Computer Science 2023-04-24 Alexander Tsaregorodtsev , Adrian Holzbock , Jan Strohbeck , Michael Buchholz , Vasileios Belagiannis

This paper surveys a number of recent developments in modern Global Navigation Satellite Systems (GNSS) and investigates the possible impact on autonomous driving architectures. Modern GNSS now consist of four independent global satellite…

Robotics · Computer Science 2020-04-21 Niels Joubert , Tyler GR Reid , Fergus Noble

This paper presents a novel approach for localising a GPS (Global Positioning System)-denied Unmanned Aerial Vehicle (UAV) with the aid of a GPS-equipped UAV in three-dimensional space. The GPS-equipped UAV makes discrete-time broadcasts of…

Robotics · Computer Science 2024-10-24 James Russell , Mengbin Ye , Brian D. O. Anderson , Hatem Hmam , Peter Sarunic

There is a growing need for vehicle positioning information to support Advanced Driver Assistance Systems (ADAS), Connectivity (V2X), and Autonomous Driving (AD) features. These range from a need for road determination ($<$5 meters), lane…

Signal Processing · Electrical Eng. & Systems 2022-12-20 Sarah E. Houts , Nahid Pervez , Umair Ibrahim , Gaurav Pandey , Tyler G. R. Reid

Precise relative navigation is a critical enabler for distributed satellites to achieve new mission objectives impossible for a monolithic spacecraft. Carrier phase differential GPS (CDGPS) with integer ambiguity resolution (IAR) is a…

Systems and Control · Electrical Eng. & Systems 2023-11-01 Samuel Y W Low , Simone D'Amico

The global positioning system (GPS) has become an indispensable navigation method for field operations with unmanned surface vehicles (USVs) in marine environments. However, GPS may not always be available outdoors because it is vulnerable…

Although Global Navigation Satellite Systems (GNSS) provide a general solution for bike tracking outdoors, there still exist complex riding environments where only inertial navigation systems work, such as urban canyons. Despite decades of…

Machine Learning · Computer Science 2026-05-11 Feng Liu , Kejia Li , Zhiwei Yang , Chunwei Yang , Qun Li , Guobin Wu , Qiang Ni , Ruipeng Gao

Recent advances in mobile mapping systems have greatly enhanced the efficiency and convenience of acquiring urban 3D data. These systems utilize LiDAR sensors mounted on vehicles to capture vast cityscapes. However, a significant challenge…

Computer Vision and Pattern Recognition · Computer Science 2024-08-07 Yu Feng , Yiming Xu , Yan Xia , Claus Brenner , Monika Sester

The self-localization capability is a crucial component for Unmanned Ground Vehicles (UGV) in farming applications. Approaches based solely on visual cues or on low-cost GPS are easily prone to fail in such scenarios. In this paper, we…

Robotics · Computer Science 2018-09-12 Marco Imperoli , Ciro Potena , Daniele Nardi , Giorgio Grisetti , Alberto Pretto

Accurate and globally referenced global navigation satellite system (GNSS) based vehicular positioning can be achieved in outlier-free open areas. However, the performance of GNSS can be significantly degraded by outlier measurements, such…

Signal Processing · Electrical Eng. & Systems 2021-09-07 Weisong Wen , Guohao Zhang , Li-Ta Hsu

Accurate smartphone-based outdoor localization system in deep urban canyons are increasingly needed for various IoT applications such as augmented reality, intelligent transportation, etc. The recently developed feature-based visual…

Robotics · Computer Science 2020-11-24 Max Jwo Lem Lee , Li-Ta Hsu , Hoi-Fung Ng , Shang Lee

Deep Reinforcement Learning has been successfully applied in various computer games [8]. However, it is still rarely used in real-world applications, especially for the navigation and continuous control of real mobile robots [13]. Previous…

This paper presents a novel deep reinforcement learning-based system for 3D mapless navigation for Unmanned Aerial Vehicles (UAVs). Instead of using a image-based sensing approach, we propose a simple learning system that uses only a few…

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