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Accurate localization and tracking are a fundamental requirement for robotic applications. Localization systems like GPS, optical tracking, simultaneous localization and mapping (SLAM) are used for daily life activities, research, and…

机器人学 · 计算机科学 2021-07-07 Yanjun Cao , Chenhao Yang , Rui Li , Alois Knoll , Giovanni Beltrame

To accomplish task efficiently in a multiple robots system, a problem that has to be addressed is Simultaneous Localization and Mapping (SLAM). LiDAR (Light Detection and Ranging) has been used for many SLAM solutions due to its superb…

In this work, we propose a simultaneous localization and mapping (SLAM) system using a monocular camera and Ultra-wideband (UWB) sensors. Our system, referred to as VRSLAM, is a multi-stage framework that leverages the strengths and…

机器人学 · 计算机科学 2023-03-21 Thien Hoang Nguyen , Shenghai Yuan , Lihua Xie

In this paper, we propose a tightly-coupled, multi-modal simultaneous localization and mapping (SLAM) framework, integrating an extensive set of sensors: IMU, cameras, multiple lidars, and Ultra-wideband (UWB) range measurements, hence…

机器人学 · 计算机科学 2021-10-06 Thien-Minh Nguyen , Shenghai Yuan , Muqing Cao , Thien Hoang Nguyen , Lihua Xie

LiDAR and cameras are frequently used as sensors for simultaneous localization and mapping (SLAM). However, these sensors are prone to failure under low visibility (e.g. smoke) or places with reflective surfaces (e.g. mirrors). On the other…

机器人学 · 计算机科学 2023-11-28 H. A. G. C. Premachandra , Ran Liu , Chau Yuen , U-Xuan Tan

Many visual simultaneous localization and mapping (SLAM) systems have been shown to be accurate and robust, and have real-time performance capabilities on both indoor and ground datasets. However, these methods can be problematic when…

计算机视觉与模式识别 · 计算机科学 2020-07-30 Zongqian Zhan , Wenjie Jian , Yihui Li , Xin Wang , Yang Yue

Robot navigation technology is required to accomplish difficult tasks in various environments. In navigation, it is necessary to know the information of the external environments and the state of the robot under the environment. On the…

计算机视觉与模式识别 · 计算机科学 2018-04-16 Ryoichi Ishikawa , Takeshi Oishi , Katsushi Ikeuchi

In this work, we propose a factor graph optimization (FGO) framework to simultaneously solve the calibration problem for Ultra-WideBand (UWB) anchors and the robot localization problem. Calibrating UWB anchors manually can be time-consuming…

机器人学 · 计算机科学 2025-08-21 Xinghua Liu , Ming Cao

Multi-robot simultaneous localization and mapping (SLAM) is a fundamental task in multi-robot operations. Robots must have a common understanding of their location and that of their team members to complete coordinated actions. However,…

机器人学 · 计算机科学 2026-05-12 John McConnell , Armon Shariati , Paul Szenher , Yaxuan Li

Ultra-wideband (UWB) is gaining popularity with devices like AirTags for precise home item localization but faces significant challenges when scaled to large environments like seaports. The main challenges are calibration and localization…

机器人学 · 计算机科学 2025-03-07 Shenghai Yuan , Boyang Lou , Thien-Minh Nguyen , Pengyu Yin , Muqing Cao , Xinghang Xu , Jianping Li , Jie Xu , Siyu Chen , Lihua Xie

Ultra-wideband (UWB) wireless technology has seen an increased penetration in the robotics field as a robust localization method in recent years. UWB enables high accuracy distance estimation from time-of-flight measurements of wireless…

机器人学 · 计算机科学 2020-04-16 Carmen Martínez Almansa , Wang Shule , Jorge Peña Queralta , Tomi Westerlund

The real-world deployment of fully autonomous mobile robots depends on a robust SLAM (Simultaneous Localization and Mapping) system, capable of handling dynamic environments, where objects are moving in front of the robot, and changing…

This paper proposes a novel active Simultaneous Localization and Mapping (SLAM) method with continuous trajectory optimization over a stochastic robot dynamics model. The problem is formalized as a stochastic optimal control over the…

机器人学 · 计算机科学 2021-10-15 Shumon Koga , Arash Asgharivaskasi , Nikolay Atanasov

A framework for online simultaneous localization, mapping and self-calibration is presented which can detect and handle significant change in the calibration parameters. Estimates are computed in constant-time by factoring the problem and…

计算机视觉与模式识别 · 计算机科学 2014-11-06 Nima Keivan , Gabe Sibley

In this paper, we investigate the problem of UAV-aided user localization in wireless networks. Unlike the existing works, we do not assume perfect knowledge of the UAV location, hence we not only need to localize the users but also to track…

信息论 · 计算机科学 2023-05-25 Omid Esrafilian , Rajeev Gangula , David Gesbert

Collaborative simultaneous localization and mapping (CSLAM) is essential for autonomous aerial swarms, laying the foundation for downstream algorithms such as planning and control. To address existing CSLAM systems' limitations in relative…

机器人学 · 计算机科学 2024-06-25 Hao Xu , Peize Liu , Xinyi Chen , Shaojie Shen

Efficient, accurate, and flexible relative localization is crucial in air-ground collaborative tasks. However, current approaches for robot relative localization are primarily realized in the form of distributed multi-robot SLAM systems…

Accurate estimation of the environment structure simultaneously with the robot pose is a key capability of autonomous robotic vehicles. Classical simultaneous localization and mapping (SLAM) algorithms rely on the static world assumption to…

机器人学 · 计算机科学 2018-05-11 Mina Henein , Gerard Kennedy , Viorela Ila , Robert Mahony

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

SLAM (Simultaneous Localization And Mapping) seeks to provide a moving agent with real-time self-localization. To achieve real-time speed, SLAM incrementally propagates position estimates. This makes SLAM fast but also makes it vulnerable…

机器人学 · 计算机科学 2020-09-24 Huajian Huang , Wen-Yan Lin , Siying Liu , Dong Zhang , Sai-Kit Yeung
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