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Related papers: PCR-ORB: Enhanced ORB-SLAM3 with Point Cloud Refin…

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We present ORB-SLAM2 a complete SLAM system for monocular, stereo and RGB-D cameras, including map reuse, loop closing and relocalization capabilities. The system works in real-time on standard CPUs in a wide variety of environments from…

Robotics · Computer Science 2020-07-24 Raul Mur-Artal , Juan D. Tardos

The integration of a SLAM algorithm with place recognition technology empowers it with the ability to mitigate accumulated errors and to relocalize itself. However, existing methods for point cloud-based place recognition predominantly rely…

Computer Vision and Pattern Recognition · Computer Science 2023-11-14 Haodong Yuan , Yudong Zhang , Shengyin Fan , Xue Li , Jian Wang

Traditional monocular Visual Simultaneous Localization and Mapping (vSLAM) systems can be divided into three categories: those that use features, those that rely on the image itself, and hybrid models. In the case of feature-based methods,…

Robotics · Computer Science 2022-10-31 Andreas Georgis , Panagiotis Mermigkas , Petros Maragos

Reliable localization in GPS-denied, visually degraded environments is critical for autonomous UAV opera- tions. This paper presents a systematic comparative evaluation of five V-SLAM systems ORB-SLAM3, DPVO, DROID-SLAM, DUSt3R, and MASt3R…

Robotics · Computer Science 2026-05-06 Prasoon Kumar , Akshay Deepak , Sandeep Kumar

With the growing demand for oriented object detection (OOD), recent studies on point-supervised OOD have attracted significant interest. In this paper, we propose PointOBB-v3, a stronger single point-supervised OOD framework. Compared to…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 Peiyuan Zhang , Junwei Luo , Xue Yang , Yi Yu , Qingyun Li , Yue Zhou , Xiaosong Jia , Xudong Lu , Jingdong Chen , Xiang Li , Junchi Yan , Yansheng Li

We propose a real-time dynamic LiDAR odometry pipeline for mobile robots in Urban Search and Rescue (USAR) scenarios. Existing approaches to dynamic object detection often rely on pretrained learned networks or computationally expensive…

Robotics · Computer Science 2024-11-28 Jonathan Lichtenfeld , Kevin Daun , Oskar von Stryk

In the field of SLAM (Simultaneous Localization And Mapping) for robot navigation, mapping the environment is an important task. In this regard the Lidar sensor can produce near accurate 3D map of the environment in the format of point…

Computer Vision and Pattern Recognition · Computer Science 2020-09-15 Aritra Mukherjee , Sourya Dipta Das , Jasorsi Ghosh , Ananda S. Chowdhury , Sanjoy Kumar Saha

Deep learning-based Visual SLAM (vSLAM) systems exhibit exceptional geometric reasoning capabilities, yet their prohibitive computational overhead severely restricts deployment on resource-constrained autonomous platforms. This paper…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Cheng Liao

Simultaneous state estimation and mapping is an essential capability for mobile robots working in dynamic urban environment. The majority of existing SLAM solutions heavily rely on a primarily static assumption. However, due to the presence…

Robotics · Computer Science 2024-10-18 Yanpeng Jia , Ting Wang , Xieyuanli Chen , Shiliang Shao

Accurate detection of 3D objects is a fundamental problem in computer vision and has an enormous impact on autonomous cars, augmented/virtual reality and many applications in robotics. In this work we present a novel fusion of neural…

Computer Vision and Pattern Recognition · Computer Science 2019-04-17 Martin Simon , Karl Amende , Andrea Kraus , Jens Honer , Timo Sämann , Hauke Kaulbersch , Stefan Milz , Horst Michael Gross

Three dimensional (3D) object recognition is becoming a key desired capability for many computer vision systems such as autonomous vehicles, service robots and surveillance drones to operate more effectively in unstructured environments.…

Computer Vision and Pattern Recognition · Computer Science 2021-08-25 Chenxi Xiao , Juan Wachs

For the SLAM system in robotics and autonomous driving, the accuracy of front-end odometry and back-end loop-closure detection determine the whole intelligent system performance. But the LiDAR-SLAM could be disturbed by current scene moving…

Robotics · Computer Science 2023-07-19 Qipeng Li , Yuan Zhuang , Yiwen Chen , Jianzhu Huai , Miao Li , Tianbing Ma , Yufei Tang , Xinlian Liang

In this work, to facilitate the real-time processing of multi-scan registration error minimization on factor graphs, we devise a point cloud downsampling algorithm based on coreset extraction. This algorithm extracts a subset of the…

Robotics · Computer Science 2025-05-05 Kenji Koide , Aoki Takanose , Shuji Oishi , Masashi Yokozuka

Rigid Point Cloud Registration (PCR) algorithms aim to estimate the 6-DOF relative motion between two point clouds, which is important in various fields, including autonomous driving. Recent years have seen a significant improvement in…

Computer Vision and Pattern Recognition · Computer Science 2022-11-28 Amnon Drory , Shai Avidan , Raja Giryes

Simultaneous Localization and Mapping (SLAM) plays an important role in many robotics fields, including social robots. Many of the available visual SLAM methods are based on the assumption of a static world and struggle in dynamic…

Robotics · Computer Science 2025-10-06 Mobin Habibpour , Alireza Nemati , Ali Meghdari , Alireza Taheri , Shima Nazari

LiDAR-based 3D object detection has recently seen significant advancements through active learning (AL), attaining satisfactory performance by training on a small fraction of strategically selected point clouds. However, in real-world…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Zhuoxiao Chen , Yadan Luo , Zixin Wang , Zijian Wang , Xin Yu , Zi Huang

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…

Simultaneous Localization And Mapping (SLAM) is a task to estimate the robot location and to reconstruct the environment based on observation from sensors such as LIght Detection And Ranging (LiDAR) and camera. It is widely used in robotic…

Robotics · Computer Science 2021-02-18 Han Wang , Chen Wang , Lihua Xie

Semantic SLAM is an important field in autonomous driving and intelligent agents, which can enable robots to achieve high-level navigation tasks, obtain simple cognition or reasoning ability and achieve language-based…

Robotics · Computer Science 2020-01-07 Zirui Zhao , Yijun Mao , Yan Ding , Pengju Ren , Nanning Zheng

Visual SLAM is a key technology for many autonomous systems. However, tracking loss can lead to the creation of disjoint submaps in multimap SLAM systems like ORB-SLAM3. Because of that, these systems employ submap merging strategies. As we…

Robotics · Computer Science 2025-01-09 Markus Weißflog , Stefan Schubert , Peter Protzel , Peer Neubert