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Robots responsible for tasks over long time scales must be able to localize consistently and scalably amid geometric, viewpoint, and appearance changes. Existing visual SLAM approaches rely on low-level feature descriptors that are not…

机器人学 · 计算机科学 2023-10-24 Amanda Adkins , Taijing Chen , Joydeep Biswas

Simultaneous Localization and Mapping (SLAM) system typically employ vision-based sensors to observe the surrounding environment. However, the performance of such systems highly depends on the ambient illumination conditions. In scenarios…

计算机视觉与模式识别 · 计算机科学 2021-11-01 Muhamad Risqi U. Saputra , Chris Xiaoxuan Lu , Pedro P. B. de Gusmao , Bing Wang , Andrew Markham , Niki Trigoni

Accurate and robust localization and mapping are essential components for most autonomous robots. In this paper, we propose a SLAM system for building globally consistent maps, called PIN-SLAM, that is based on an elastic and compact…

机器人学 · 计算机科学 2024-07-03 Yue Pan , Xingguang Zhong , Louis Wiesmann , Thorbjörn Posewsky , Jens Behley , Cyrill Stachniss

DUSt3R-based end-to-end scene reconstruction has recently shown promising results in dense visual SLAM. However, most existing methods only use image pairs to estimate pointmaps, overlooking spatial memory and global consistency.To this…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Guole Shen , Tianchen Deng , Yanbo Wang , Yongtao Chen , Yilin Shen , Jiuming Liu , Jingchuan Wang

Magnetic-field simultaneous localization and mapping (SLAM) using consumer-grade inertial and magnetometer sensors offers a scalable, cost-effective solution for indoor localization. However, the rapid error accumulation in the inertial…

信号处理 · 电气工程与系统科学 2025-05-15 Isaac Skog , Manon Kok , Gustaf Hendeby , Chuan Huang , Thomas Edridge

Visual odometry and Simultaneous Localization And Mapping (SLAM) has been studied as one of the most important tasks in the areas of computer vision and robotics, to contribute to autonomous navigation and augmented reality systems. In case…

机器人学 · 计算机科学 2023-11-08 Seongwook Yoon , Jaehyun Kim , Sanghoon Sull

This paper presents Volume-DROID, a novel approach for Simultaneous Localization and Mapping (SLAM) that integrates Volumetric Mapping and Differentiable Recurrent Optimization-Inspired Design (DROID). Volume-DROID takes camera images…

机器人学 · 计算机科学 2023-06-13 Peter Stratton , Sandilya Sai Garimella , Ashwin Saxena , Nibarkavi Amutha , Emaad Gerami

We present improvements to Kimera, an open-source metric-semantic visual-inertial SLAM library. In particular, we enhance Kimera-VIO, the visual-inertial odometry pipeline powering Kimera, to support better feature tracking, more efficient…

机器人学 · 计算机科学 2024-01-15 Marcus Abate , Yun Chang , Nathan Hughes , Luca Carlone

We present a real-time object-based SLAM system that leverages the largest object database to date. Our approach comprises two main components: 1) a monocular SLAM algorithm that exploits object rigidity constraints to improve the map and…

机器人学 · 计算机科学 2015-04-10 Dorian Gálvez-López , Marta Salas , Juan D. Tardós , J. M. M. Montiel

Radar SLAM is robust in challenging conditions, such as fog, dust, and smoke, but suffers from the sparsity and noisiness of radar sensing, including speckle noise and multipath effects. This study provides a performance-enhanced radar SLAM…

机器人学 · 计算机科学 2025-01-03 Yang Xu , Qiucan Huang , Shaojie Shen , Huan Yin

LiDAR SLAM has become one of the major localization systems for ground vehicles since LiDAR Odometry And Mapping (LOAM). Many extension works on LOAM mainly leverage one specific constraint to improve the performance, e.g., information from…

机器人学 · 计算机科学 2024-04-03 Jiaying Chen , Han Wang , Minghui Hu , Ponnuthurai Nagaratnam Suganthan

The basis for most vision based applications like robotics, self-driving cars and potentially augmented and virtual reality is a robust, continuous estimation of the position and orientation of a camera system w.r.t the observed environment…

计算机视觉与模式识别 · 计算机科学 2016-10-25 Steffen Urban , Stefan Hinz

Due to budgetary constraints, indoor navigation typically employs 2D LiDAR rather than 3D LiDAR. However, the utilization of 2D LiDAR in Simultaneous Localization And Mapping (SLAM) frequently encounters challenges related to motion…

机器人学 · 计算机科学 2024-04-24 Bin Zhang , Zexin Peng , Bi Zeng , Junjie Lu

Visual degradation caused by limited visibility, insufficient lighting, and feature scarcity in underwater environments presents significant challenges to visual-inertial simultaneous localization and mapping (SLAM) systems. To address…

机器人学 · 计算机科学 2025-10-27 Shuoshuo Ding , Tiedong Zhang , Dapeng Jiang , Ming Lei

This paper explores how deep learning techniques can improve visual-based SLAM performance in challenging environments. By combining deep feature extraction and deep matching methods, we introduce a versatile hybrid visual SLAM system…

机器人学 · 计算机科学 2024-06-05 Zhang Xiao , Shuaixin Li

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

In this paper, we propose a tightly-coupled SLAM system fused with RGB, Depth, IMU and structured plane information. Traditional sparse points based SLAM systems always maintain a mass of map points to model the environment. Huge number of…

机器人学 · 计算机科学 2022-07-05 Danpeng Chen , Shuai Wang , Weijian Xie , Shangjin Zhai , Nan Wang , Hujun Bao , Guofeng Zhang

The emergence of modern RGB-D sensors had a significant impact in many application fields, including robotics, augmented reality (AR) and 3D scanning. They are low-cost, low-power and low-size alternatives to traditional range sensors such…

计算机视觉与模式识别 · 计算机科学 2020-01-22 Javier Civera , Seong Hun Lee

Existing simultaneous localization and mapping (SLAM) algorithms are not robust in challenging low-texture environments because there are only few salient features. The resulting sparse or semi-dense map also conveys little information for…

计算机视觉与模式识别 · 计算机科学 2017-03-22 Shichao Yang , Yu Song , Michael Kaess , Sebastian Scherer

Accurate perception of objects in the environment is important for improving the scene understanding capability of SLAM systems. In robotic and augmented reality applications, object maps with semantic and metric information show attractive…

机器人学 · 计算机科学 2023-11-21 Xiao Han , Houxuan Liu , Yunchao Ding , Lu Yang