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Accurate navigation is essential for autonomous robots and vehicles. In recent years, the integration of the Global Navigation Satellite System (GNSS), Inertial Navigation System (INS), and camera has garnered considerable attention due to…

Robotics · Computer Science 2023-11-14 Cheng Chi , Xin Zhang , Jiahui Liu , Yulong Sun , Zihao Zhang , Xingqun Zhan

As the autonomous driving industry is slowly maturing, visual map localization is quickly becoming the standard approach to localize cars as accurately as possible. Owing to the rich data returned by visual sensors such as cameras or…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Elhousni Mahdi , Huang Xinming

Modern robotic systems are required to operate in challenging environments, which demand reliable localization under challenging conditions. LiDAR-based localization methods, such as the Iterative Closest Point (ICP) algorithm, can suffer…

Robotics · Computer Science 2024-02-20 Turcan Tuna , Julian Nubert , Yoshua Nava , Shehryar Khattak , Marco Hutter

Robots and autonomous systems need to know where they are within a map to navigate effectively. Thus, simultaneous localization and mapping or SLAM is a common building block of robot navigation systems. When building a map via a SLAM…

Robotics · Computer Science 2021-03-18 Luca Di Giammarino , Irvin Aloise , Cyrill Stachniss , Giorgio Grisetti

Global localisation from visual data is a challenging problem applicable to many robotics domains. Prior works have shown that neural networks can be trained to map images of an environment to absolute camera pose within that environment,…

Robotics · Computer Science 2024-01-03 Christopher J. Holder , Muhammad Shafique

Simultaneous Localization and Mapping (SLAM) is considered to be an essential capability for intelligent vehicles and mobile robots. However, most of the current lidar SLAM approaches are based on the assumption of a static environment.…

Robotics · Computer Science 2022-06-22 Chenglong Qian , Zhaohong Xiang , Zhuoran Wu , Hongbin Sun

Simultaneous Localization And Mapping (SLAM) is a task to estimate the robot location and to reconstruct the environment based on observation from sensors such as LIght Detection And Ranging (LiDAR) and camera. It is widely used in robotic…

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

In many applications, maintaining a consistent dense map of the environment is key to enabling robotic platforms to perform higher level decision making. Several works have addressed the challenge of creating precise dense 3D maps from…

Robotics · Computer Science 2018-09-26 Alexander Millane , Zachary Taylor , Helen Oleynikova , Juan Nieto , Roland Siegwart , César Cadena

Place Recognition enables the estimation of a globally consistent map and trajectory by providing non-local constraints in Simultaneous Localisation and Mapping (SLAM). This paper presents Locus, a novel place recognition method using 3D…

Event cameras are bio-inspired sensors with some notable features, including high dynamic range and low latency, which makes them exceptionally suitable for perception in challenging scenarios such as high-speed motion and extreme lighting…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Kuangyi Chen , Jun Zhang , Friedrich Fraundorfer

Existing localization methods that intensively leverage the environment-specific received signal strength (RSS) or channel state information (CSI) of wireless signals are rather accurate in certain environments. However, these methods,…

Signal Processing · Electrical Eng. & Systems 2023-08-30 Jun Gao , Dongze Wu , Feng Yin , Qinglei Kong , Lexi Xu , Shuguang Cui

Advancements in LiDAR technology have led to more cost-effective production while simultaneously improving precision and resolution. As a result, LiDAR has become integral to vehicle localization, achieving centimeter-level accuracy through…

Robotics · Computer Science 2024-07-12 Yuze Jiang , Ehsan Javanmardi , Jin Nakazato , Manabu Tsukada , Hiroshi Esaki

Worldwide visual geo-localization aims to determine the geographic location of an image anywhere on Earth using only its visual content. Despite recent progress, learning expressive representations of geographic space remains challenging…

Computer Vision and Pattern Recognition · Computer Science 2026-03-30 Angel Daruna , Nicholas Meegan , Han-Pang Chiu , Supun Samarasekera , Rakesh Kumar

Worldwide geolocalization aims to locate the precise location at the coordinate level of photos taken anywhere on the Earth. It is very challenging due to 1) the difficulty of capturing subtle location-aware visual semantics, and 2) the…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Pengyue Jia , Yiding Liu , Xiaopeng Li , Yuhao Wang , Yantong Du , Xiao Han , Xuetao Wei , Shuaiqiang Wang , Dawei Yin , Xiangyu Zhao

We present a novel approach for relocalization or place recognition, a fundamental problem to be solved in many robotics, automation, and AR applications. Rather than relying on often unstable appearance information, we consider a situation…

Robotics · Computer Science 2022-08-30 Lan Hu , Zhongwei Luo , Runze Yuan , Yuchen Cao , Jiaxin Wei , Kai Wangand Laurent Kneip

This paper presents a localization technique using aerial imagery maps and LIDAR based ground reflectivity for autonomous vehicles in urban environments. Traditional localization techniques using LIDAR reflectivity rely on high definition…

Robotics · Computer Science 2020-03-26 Ankit Vora , Siddharth Agarwal , Gaurav Pandey , James McBride

Two core competencies of a mobile robot are to build a map of the environment and to estimate its own pose on the basis of this map and incoming sensor readings. To account for the uncertainties in this process, one typically employs…

Robotics · Computer Science 2019-10-24 Alexander Schaefer , Lukas Luft , Wolfram Burgard

Robust and accurate localization is an essential component for robotic navigation and autonomous driving. The use of cameras for localization with high definition map (HD Map) provides an affordable localization sensor set. Existing methods…

Computer Vision and Pattern Recognition · Computer Science 2021-07-07 Chengcheng Guo , Minjie Lin , Heyang Guo , Pengpeng Liang , Erkang Cheng

In recent years, automated driving has become viable, and advanced driver assistance systems (ADAS) are now part of modern cars. These systems require highly precise positioning. In this paper, a cooperative approach to localization is…

Networking and Internet Architecture · Computer Science 2026-02-17 Christopher Schahn , Jorin Kouril , Bernd Schaeufele , Ilja Radusch

Fine localization in autonomous driving platforms is a task of broad interest, receiving much attention in recent years. Some localization algorithms use the Euclidean distance as a similarity measure between the local image acquired by a…

Signal Processing · Electrical Eng. & Systems 2020-02-12 Samuel Todd Flanagan , Drupad K. Khublani , Jean-Francois Chamberland , Siddharth Agarwal , Ankit Vora