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Robustness and resilience of simultaneous localization and mapping (SLAM) are critical requirements for modern autonomous robotic systems. One of the essential steps to achieve robustness and resilience is the ability of SLAM to have an…

机器人学 · 计算机科学 2023-03-02 Islam Ali , Bingqing , Wan , Hong Zhang

This letter introduces a novel framework for dense Visual Simultaneous Localization and Mapping (VSLAM) based on Gaussian Splatting. Recently, SLAM based on Gaussian Splatting has shown promising results. However, in monocular scenarios,…

计算机视觉与模式识别 · 计算机科学 2024-09-11 Pengcheng Zhu , Yaoming Zhuang , Baoquan Chen , Li Li , Chengdong Wu , Zhanlin Liu

This paper presents a method for robust optimization for online incremental Simultaneous Localization and Mapping (SLAM). Due to the NP-Hardness of data association in the presence of perceptual aliasing, tractable (approximate) approaches…

机器人学 · 计算机科学 2023-04-28 Daniel McGann , John G. Rogers , Michael Kaess

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…

Dense simultaneous localization and mapping (SLAM) is crucial for robotics and augmented reality applications. However, current methods are often hampered by the non-volumetric or implicit way they represent a scene. This work introduces…

计算机视觉与模式识别 · 计算机科学 2024-04-17 Nikhil Keetha , Jay Karhade , Krishna Murthy Jatavallabhula , Gengshan Yang , Sebastian Scherer , Deva Ramanan , Jonathon Luiten

A robust nonlinear stochastic observer for simultaneous localization and mapping (SLAM) is proposed using the available uncertain measurements of angular velocity, translational velocity, and features. The proposed observer is posed on the…

系统与控制 · 电气工程与系统科学 2021-09-15 Marium Tawhid , Ajay Singh Ludher , Hashim A. Hashim

We propose a keypoint-based object-level SLAM framework that can provide globally consistent 6DoF pose estimates for symmetric and asymmetric objects alike. To the best of our knowledge, our system is among the first to utilize the camera…

机器人学 · 计算机科学 2022-07-14 Nathaniel Merrill , Yuliang Guo , Xingxing Zuo , Xinyu Huang , Stefan Leutenegger , Xi Peng , Liu Ren , Guoquan Huang

Simultaneous localization and mapping (SLAM) using automotive radar sensors can provide enhanced sensing capabilities for autonomous systems. In SLAM applications, with a greater requirement for the environment map, information on the…

机器人学 · 计算机科学 2022-11-01 Shuai Sun , Christopher Gilliam , Kamran Ghorbani , Glenn Matthews , Beth Jelfs

This paper proposes a pose-graph attentional graph neural network, called P-GAT, which compares (key)nodes between sequential and non-sequential sub-graphs for place recognition tasks as opposed to a common frame-to-frame retrieval problem…

计算机视觉与模式识别 · 计算机科学 2023-11-27 Milad Ramezani , Liang Wang , Joshua Knights , Zhibin Li , Pauline Pounds , Peyman Moghadam

Robust and accurate state estimation remains a challenge in robotics, Augmented, and Virtual Reality (AR/VR), even as Visual-Inertial Simultaneous Localisation and Mapping (VI-SLAM) getting commoditised. Here, a full VI-SLAM system is…

图像与视频处理 · 电气工程与系统科学 2022-08-15 Stefan Leutenegger

Operating in previously visited environments is becoming increasingly crucial for autonomous systems, with direct applications in autonomous driving, surveying, and warehouse or household robotics. This repeated exposure to observing the…

机器人学 · 计算机科学 2026-02-20 Lorenzo Montano-Olivan , Julio A. Placed , Luis Montano , Maria T. Lazaro

Neural implicit representations have shown remarkable abilities in jointly modeling geometry, color, and camera poses in simultaneous localization and mapping (SLAM). Current methods use coordinates, positional encodings, or other geometry…

计算机视觉与模式识别 · 计算机科学 2024-12-24 Sijia Jiang , Jing Hua , Zhizhong Han

Building object-level maps can facilitate robot-environment interactions (e.g. planning and manipulation), but objects could often have multiple probable poses when viewed from a single vantage point, due to symmetry, occlusion or…

机器人学 · 计算机科学 2021-09-09 Ziqi Lu , Qiangqiang Huang , Kevin Doherty , John Leonard

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…

Visual understanding of 3D environments in real-time, at low power, is a huge computational challenge. Often referred to as SLAM (Simultaneous Localisation and Mapping), it is central to applications spanning domestic and industrial…

Simultaneous Localization and Mapping (SLAM) enables autonomous robots to navigate and execute their tasks through unknown environments. However, performing SLAM in large environments with a single robot is not efficient, and visual or…

As an essential part of structure from motion (SfM) and Simultaneous Localization and Mapping (SLAM) systems, motion averaging has been extensively studied in the past years and continues to attract surging research attention. While…

计算机视觉与模式识别 · 计算机科学 2020-11-03 Xinyi Li , Lin Yuan , Longin Jan Latecki , Haibin Ling

A key component of Visual Simultaneous Localization and Mapping (VSLAM) is estimating relative camera poses using matched keypoints. Accurate estimation is challenged by noisy correspondences. Classical methods rely on stochastic hypothesis…

计算机视觉与模式识别 · 计算机科学 2026-04-07 Prateeth Rao , Sachit Rao

Simultaneous localization and mapping (SLAM), i.e., the reconstruction of the environment represented by a (3D) map and the concurrent pose estimation, has made astonishing progress. Meanwhile, large scale applications aiming at the data…

机器人学 · 计算机科学 2025-08-06 Vincent Ress , Wei Zhang , David Skuddis , Norbert Haala , Uwe Soergel

Recent advances in neural radiation fields (NeRF) and 3D Gaussian-based SLAM have achieved impressive localization accuracy and high-quality dense mapping in static scenes. However, these methods remain challenged in dynamic environments,…

计算机视觉与模式识别 · 计算机科学 2026-02-04 Wenhua Wu , Chenpeng Su , Siting Zhu , Tianchen Deng , Jianhao Jiao , Guangming Wang , Dimitrios Kanoulas , Zhe Liu , Hesheng Wang