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Visual localization is of great importance in robotics and computer vision. Recently, scene coordinate regression based methods have shown good performance in visual localization in small static scenes. However, it still estimates camera…

计算机视觉与模式识别 · 计算机科学 2021-05-25 Zhaoyang Huang , Han Zhou , Yijin Li , Bangbang Yang , Yan Xu , Xiaowei Zhou , Hujun Bao , Guofeng Zhang , Hongsheng Li

Mapping and localization are two essential tasks for mobile robots in real-world applications. However, largescale and dynamic scenes challenge the accuracy and robustness of most current mature solutions. This situation becomes even worse…

机器人学 · 计算机科学 2022-01-19 Fan Wang , Chaofan Zhang , Fulin Tang , Hongkui Jiang , Yihong Wu , Yong Liu

Vision based localization is the problem of inferring the pose of the camera given a single image. One solution to this problem is to learn a deep neural network to infer the pose of a query image after learning on a dataset of images with…

机器学习 · 计算机科学 2019-11-11 Carlos Lassance , Yasir Latif , Ravi Garg , Vincent Gripon , Ian Reid

Camera localization aims to estimate 6 DoF camera poses from RGB images. Traditional methods detect and match interest points between a query image and a pre-built 3D model. Recent learning-based approaches encode scene structures into a…

计算机视觉与模式识别 · 计算机科学 2021-04-01 Shitao Tang , Chengzhou Tang , Rui Huang , Siyu Zhu , Ping Tan

This paper proposes a novel approach to map-based navigation system for unmanned aircraft. The proposed system attempts label-to-label matching, not image-to-image matching, between aerial images and a map database. The ground objects can…

计算机视觉与模式识别 · 计算机科学 2022-05-31 Youngjoo Kim

Visual Simultaneous Localization and Mapping (vSLAM) is a widely used technique in robotics and computer vision that enables a robot to create a map of an unfamiliar environment using a camera sensor while simultaneously tracking its…

计算机视觉与模式识别 · 计算机科学 2023-05-10 Yasaman Haghighi , Suryansh Kumar , Jean-Philippe Thiran , Luc Van Gool

In this paper, we address the problem of autonomous multi-robot mapping, exploration and navigation in unknown, GPS-denied indoor or urban environments using a swarm of robots equipped with directional sensors with limited sensing…

机器人学 · 计算机科学 2021-03-08 Mohammad Saleh Teymouri , Subhrajit Bhattacharya

In the context of robotic underwater operations, the visual degradations induced by the medium properties make difficult the exclusive use of cameras for localization purpose. Hence, most localization methods are based on expensive…

机器人学 · 计算机科学 2020-02-28 Maxime Ferrera , Julien Moras , Pauline Trouvé-Peloux , Vincent Creuze

Simultaneous localization and mapping (SLAM) are essential in numerous robotics applications, such as autonomous navigation. Traditional SLAM approaches infer the metric state of the robot along with a metric map of the environment. While…

机器人学 · 计算机科学 2023-02-20 Roee Mor , Vadim Indelman

Localization is an indispensable component of a robot's autonomy stack that enables it to determine where it is in the environment, essentially making it a precursor for any action execution or planning. Although convolutional neural…

机器人学 · 计算机科学 2018-03-13 Abhinav Valada , Noha Radwan , Wolfram Burgard

Landmark Inertial Simultaneous Localisation and Mapping (LI-SLAM) is the problem of estimating the locations of landmarks in the environment and the robot's pose relative to those landmarks using landmark position measurements and…

系统与控制 · 电气工程与系统科学 2025-11-07 Arkadeep Saha , Pieter van Goor , Antonio Franchi , Ravi Banavar

Reliable localisation in vineyards is hindered by row-level perceptual aliasing: parallel crop rows produce nearly identical LiDAR observations, causing geometry-only and vision-based SLAM systems to converge towards incorrect corridors,…

机器人学 · 计算机科学 2026-03-12 Rajitha de Silva , Jonathan Cox , James R. Heselden , Marija Popović , Cesar Cadena , Riccardo Polvara

For autonomous ground vehicles (AGVs) deployed in suburban neighborhoods and other human-centric environments the problem of localization remains a fundamental challenge. There are well established methods for localization with GPS, lidar,…

机器人学 · 计算机科学 2024-05-02 Andrew J. Kramer , Christoffer Heckman

SLAM based techniques are often adopted for solving the navigation problem for the drones in GPS denied environment. Despite the widespread success of these approaches, they have not yet been fully exploited for automation in a warehouse…

机器人学 · 计算机科学 2019-06-05 Ashwary Anand , Shubh Agrawal , Shivang Agrawal , Aman Chandra , Krishnakant Deshmukh

Many robotics applications require precise pose estimates despite operating in large and changing environments. This can be addressed by visual localization, using a pre-computed 3D model of the surroundings. The pose estimation then…

计算机视觉与模式识别 · 计算机科学 2018-09-20 Paul-Edouard Sarlin , Frédéric Debraine , Marcin Dymczyk , Roland Siegwart , Cesar Cadena

Navigation applications relying on the Global Navigation Satellite System (GNSS) are limited in indoor environments and GNSS-denied outdoor terrains such as dense urban or forests. In this paper, we present a novel accurate, robust and…

机器人学 · 计算机科学 2019-12-04 Qin Shi , Xiaowei Cui , Wei Li , Yu Xia , Mingquan Lu

This paper presents a novel approach to range-based cooperative localization for robot swarms in GPS-denied environments, addressing the limitations of current methods in noisy and sparse settings. We propose a robust multi-layered…

机器人学 · 计算机科学 2024-12-20 Atharva Sagale , Tohid Kargar Tasooji , Ramviyas Parasuraman

Robust and fast motion estimation and mapping is a key prerequisite for autonomous operation of mobile robots. The goal of performing this task solely on a stereo pair of video cameras is highly demanding and bears conflicting objectives:…

机器人学 · 计算机科学 2018-10-19 Nicola Krombach , David Droeschel , Sebastian Houben , Sven Behnke

While UWB-based methods can achieve high localization accuracy in small-scale areas, their accuracy and reliability are significantly challenged in large-scale environments. In this paper, we propose a learning-based framework named ULOC…

机器人学 · 计算机科学 2024-09-18 Thien-Minh Nguyen , Yizhuo Yang , Tien-Dat Nguyen , Shenghai Yuan , Lihua Xie

Vision-based localization for autonomous driving has been of great interest among researchers. When a pre-built 3D map is not available, the techniques of visual simultaneous localization and mapping (SLAM) are typically adopted. Due to…

机器人学 · 计算机科学 2024-04-16 Yanhao Zhang , Yujiao Shi , Shan Wang , Ankit Vora , Akhil Perincherry , Yongbo Chen , Hongdong Li