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Introducing semantically meaningful objects to visual Simultaneous Localization And Mapping (SLAM) has the potential to improve both the accuracy and reliability of pose estimates, especially in challenging scenarios with significant…

计算机视觉与模式识别 · 计算机科学 2021-09-21 Florian Tschopp , Juan Nieto , Roland Siegwart , Cesar Cadena

The representation of geometry in real-time 3D perception systems continues to be a critical research issue. Dense maps capture complete surface shape and can be augmented with semantic labels, but their high dimensionality makes them…

计算机视觉与模式识别 · 计算机科学 2019-04-16 Michael Bloesch , Jan Czarnowski , Ronald Clark , Stefan Leutenegger , Andrew J. Davison

The main contribution of this paper is a new submap joining based approach for solving large-scale Simultaneous Localization and Mapping (SLAM) problems. Each local submap is independently built using the local information through solving a…

机器人学 · 计算机科学 2018-09-20 Liang Zhao , Shoudong Huang , Gamini Dissanayake

The ability to estimate rich geometry and camera motion from monocular imagery is fundamental to future interactive robotics and augmented reality applications. Different approaches have been proposed that vary in scene geometry…

计算机视觉与模式识别 · 计算机科学 2020-01-16 Jan Czarnowski , Tristan Laidlow , Ronald Clark , Andrew J. Davison

Simultaneous Localisation and Mapping (SLAM) is one of the fundamental problems in autonomous mobile robots where a robot needs to reconstruct a previously unseen environment while simultaneously localising itself with respect to the map.…

机器人学 · 计算机科学 2022-09-13 Tin Lai

The integration of neural rendering and the SLAM system recently showed promising results in joint localization and photorealistic view reconstruction. However, existing methods, fully relying on implicit representations, are so…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Huajian Huang , Longwei Li , Hui Cheng , Sai-Kit Yeung

Simultaneous Localization and Mapping (SLAM) is a critical task in robotics, enabling systems to autonomously navigate and understand complex environments. Current SLAM approaches predominantly rely on geometric cues for mapping and…

机器人学 · 计算机科学 2025-03-28 Yongxu Wang , Xu Cao , Weiyun Yi , Zhaoxin Fan

Object-level Simultaneous Localization and Mapping (SLAM), which incorporates semantic information for high-level scene understanding, faces challenges of under-constrained optimization due to sparse observations. Prior work has introduced…

机器人学 · 计算机科学 2025-09-29 Yang Jiao , Yiding Qiu , Henrik I. Christensen

Highly automated driving functions currently often rely on a-priori knowledge from maps for planning and prediction in complex scenarios like cities. This makes map-relative localization an essential skill. In this paper, we address the…

机器人学 · 计算机科学 2021-04-30 Stefan Jürgens , Niklas Koch , Marc-Michael Meinecke

Autonomous navigation requires an accurate model or map of the environment. While dramatic progress in the prior two decades has enabled large-scale SLAM, the majority of existing methods rely on non-linear optimization techniques to find…

机器人学 · 计算机科学 2022-03-17 Joshua G. Mangelson , Jinsun Liu , Ryan M. Eustice , Ram Vasudevan

In this paper, we study the back-end of simultaneous localization and mapping (SLAM) problem in deforming environment, where robot localizes itself and tracks multiple non-rigid soft surface using its onboard sensor measurements. An…

机器人学 · 计算机科学 2019-06-21 Jingwei Song , Liang Zhao , Shoudong Huang , Gamini Dissanayake

Embedded deformation nodes based formulation has been widely applied in deformable geometry and graphical problems. Though being promising in stereo (or RGBD) sensor based SLAM applications, it remains challenging to keep constant speed in…

机器人学 · 计算机科学 2020-03-25 Jingwei Song , Fang Bai , Liang Zhao , Shoudong Huang , Rong Xiong

Large-scale vector mapping is important for transportation, city planning, and survey and census. We propose GraphMapper, a unified framework for end-to-end vector map extraction from satellite images. Our key idea is a novel unified…

计算机视觉与模式识别 · 计算机科学 2022-11-15 Lei Wang , Min Dai , Jianan He , Jingwei Huang , Mingwei Sun

Simultaneous Localization and Mapping (SLAM) has been considered as a solved problem thanks to the progress made in the past few years. However, the great majority of LiDAR-based SLAM algorithms are designed for a specific type of payload…

机器人学 · 计算机科学 2018-10-31 Weikun Zhen , Sebastian Scherer

Simultaneous Localization and Mapping (SLAM) has been crucial across various domains, including autonomous driving, mobile robotics, and mixed reality. Dense visual SLAM, leveraging RGB-D camera systems, offers advantages but faces…

计算机视觉与模式识别 · 计算机科学 2025-06-13 Hongbeen Park , Minjeong Park , Giljoo Nam , Jinkyu Kim

Existence of symmetric objects, whose observation at different viewpoints can be identical, can deteriorate the performance of simultaneous localization and mapping(SLAM). This work proposes a system for robustly optimizing the pose of…

计算机视觉与模式识别 · 计算机科学 2023-03-15 Taekbeom Lee , Youngseok Jang , H. Jin Kim

Decentralized visual simultaneous localization and mapping (SLAM) is a powerful tool for multi-robot applications in environments where absolute positioning systems are not available. Being visual, it relies on cameras, cheap, lightweight…

机器人学 · 计算机科学 2018-04-06 Titus Cieslewski , Siddharth Choudhary , Davide Scaramuzza

This paper proposes a novel approach for Simultaneous Localization and Mapping by fusing natural and artificial landmarks. Most of the SLAM approaches use natural landmarks (such as keypoints). However, they are unstable over time,…

计算机视觉与模式识别 · 计算机科学 2019-02-12 Rafael Munoz-Salinas , Rafael Medina-Carnicer

Simultaneous mapping and localization (SLAM) in an real indoor environment is still a challenging task. Traditional SLAM approaches rely heavily on low-level geometric constraints like corners or lines, which may lead to tracking failure in…

机器人学 · 计算机科学 2019-10-01 Xueyang Kang , Shunying Yuan

Evaluating simultaneous localization and mapping (SLAM) algorithms necessitates high-precision and dense ground truth (GT) trajectories. But obtaining desirable GT trajectories is sometimes challenging without GT tracking sensors. As an…

机器人学 · 计算机科学 2023-05-23 Xiangcheng Hu , Jin Wu , Jianhao Jiao , Ruoyu Geng , Ming Liu