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We present HI-SLAM2, a geometry-aware Gaussian SLAM system that achieves fast and accurate monocular scene reconstruction using only RGB input. Existing Neural SLAM or 3DGS-based SLAM methods often trade off between rendering quality and…

机器人学 · 计算机科学 2026-02-03 Wei Zhang , Qing Cheng , David Skuddis , Niclas Zeller , Daniel Cremers , Norbert Haala

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

Imaging radar is an emerging sensor modality in the context of Localization and Mapping (SLAM), especially suitable for vision-obstructed environments. This article investigates the use of 4D imaging radars for SLAM and analyzes the…

Advancing maturity in mobile and legged robotics technologies is changing the landscapes where robots are being deployed and found. This innovation calls for a transformation in simultaneous localization and mapping (SLAM) systems to…

机器人学 · 计算机科学 2021-08-09 Alexey Merzlyakov , Steve Macenski

VINGS-Mono is a monocular (inertial) Gaussian Splatting (GS) SLAM framework designed for large scenes. The framework comprises four main components: VIO Front End, 2D Gaussian Map, NVS Loop Closure, and Dynamic Eraser. In the VIO Front End,…

机器人学 · 计算机科学 2025-01-15 Ke Wu , Zicheng Zhang , Muer Tie , Ziqing Ai , Zhongxue Gan , Wenchao Ding

Monocular visual SLAM enables 3D reconstruction from internet video and autonomous navigation on resource-constrained platforms, yet suffers from scale drift, i.e., the gradual divergence of estimated scale over long sequences. Existing…

计算机视觉与模式识别 · 计算机科学 2026-01-15 Yuchen Wu , Jiahe Li , Xiaohan Yu , Lina Yu , Jin Zheng , Xiao Bai

Monocular SLAM has received a lot of attention due to its simple RGB inputs and the lifting of complex sensor constraints. However, existing monocular SLAM systems are designed for bounded scenes, restricting the applicability of SLAM…

计算机视觉与模式识别 · 计算机科学 2024-03-11 Heng Zhou , Zhetao Guo , Shuhong Liu , Lechen Zhang , Qihao Wang , Yuxiang Ren , Mingrui Li

The 3D reconstruction of simultaneous localization and mapping (SLAM) is an important topic in the field for transport systems such as drones, service robots and mobile AR/VR devices. Compared to a point cloud representation, the 3D…

机器人学 · 计算机科学 2023-09-12 Quentin Picard , Stephane Chevobbe , Mehdi Darouich , Jean-Yves Didier

We have proposed, to the best of our knowledge, the first-of-its-kind LiDAR-Inertial-Visual-Fused simultaneous localization and mapping (SLAM) system with a strong place recognition capacity. Our proposed SLAM system is consist of…

机器人学 · 计算机科学 2023-01-16 Kangcheng Liu

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

Visual simultaneous localization and mapping (V-SLAM) is a fundamental capability for autonomous perception and navigation. However, endoscopic scenes violate the rigidity assumption due to persistent soft-tissue deformations, creating a…

计算机视觉与模式识别 · 计算机科学 2026-02-20 Jiwei Shan , Zeyu Cai , Yirui Li , Yongbo Chen , Lijun Han , Yun-hui Liu , Hesheng Wang , Shing Shin Cheng

Loop closure, as one of the crucial components in SLAM, plays an essential role in correcting the accumulated errors. Traditional appearance-based methods, such as bag-of-words models, are often limited by local 2D features and the volume…

计算机视觉与模式识别 · 计算机科学 2023-11-10 Zhenzhong Cao

This paper introduces Dr-PoGO, a method for Simultaneous Localization And Mapping (SLAM) using a 2D spinning radar. Unlike cameras or lidars that require line-of-sight, millimetre-wave radars can `see' through dust, falling snow, rain, etc.…

机器人学 · 计算机科学 2026-05-07 Cedric Le Gentil , Weican Li , Leonardo Brizi , Timothy D. Barfoot

The application of monocular dense Simultaneous Localization and Mapping (SLAM) is often hindered by high latency, large GPU memory consumption, and reliance on camera calibration. To relax this constraint, we propose EC3R-SLAM, a novel…

机器人学 · 计算机科学 2025-10-03 Lingxiang Hu , Naima Ait Oufroukh , Fabien Bonardi , Raymond Ghandour

The mobile robot relies on SLAM (Simultaneous Localization and Mapping) to provide autonomous navigation and task execution in complex and unknown environments. However, it is hard to develop a dedicated algorithm for mobile robots due to…

机器人学 · 计算机科学 2023-12-27 Ke Cao , Ruiping Liu , Ze Wang , Kunyu Peng , Jiaming Zhang , Junwei Zheng , Zhifeng Teng , Kailun Yang , Rainer Stiefelhagen

Traditional Visual Simultaneous Localization and Mapping (vSLAM) systems focus solely on static scene structures, overlooking dynamic elements in the environment. Although effective for accurate visual odometry in complex scenarios, these…

机器人学 · 计算机科学 2025-11-24 Jesse Morris , Yiduo Wang , Mikolaj Kliniewski , Viorela Ila

Topological strategies for navigation meaningfully reduce the space of possible actions available to a robot, allowing use of heuristic priors or learning to enable computationally efficient, intelligent planning. The challenges in…

机器人学 · 计算机科学 2020-04-01 Gregory J. Stein , Christopher Bradley , Victoria Preston , Nicholas Roy

Simultaneous Localization And Mapping (SLAM) has become a crucial aspect in the fields of autonomous driving and robotics. One crucial component of visual SLAM is the Field-of-View (FoV) of the camera, as a larger FoV allows for a wider…

计算机视觉与模式识别 · 计算机科学 2023-10-13 Ze Wang , Kailun Yang , Hao Shi , Peng Li , Fei Gao , Jian Bai , Kaiwei Wang

Simultaneous Localization and Mapping (SLAM) in large-scale, unknown, and complex subterranean environments is a challenging problem. Sensors must operate in off-nominal conditions; uneven and slippery terrains make wheel odometry…

In complex environments, low-cost and robust localization is a challenging problem. For example, in a GPSdenied environment, LiDAR can provide accurate position information, but the cost is high. In general, visual SLAM based localization…

计算机视觉与模式识别 · 计算机科学 2019-12-12 Dong Han , Zuhao Zou , Lujia Wang , Cheng-Zhong Xu