English
Related papers

Related papers: Estimation of Absolute Scale in Monocular SLAM Usi…

200 papers

Despite significant progress made in the past few years, challenges remain for depth estimation using a single monocular image. First, it is nontrivial to train a metric-depth prediction model that can generalize well to diverse scenes…

Computer Vision and Pattern Recognition · Computer Science 2022-09-07 Wei Yin , Jianming Zhang , Oliver Wang , Simon Niklaus , Simon Chen , Yifan Liu , Chunhua Shen

In this paper, we propose a dense monocular SLAM system, named DeepRelativeFusion, that is capable to recover a globally consistent 3D structure. To this end, we use a visual SLAM algorithm to reliably recover the camera poses and…

Computer Vision and Pattern Recognition · Computer Science 2021-07-13 Shing Yan Loo , Syamsiah Mashohor , Sai Hong Tang , Hong Zhang

Object-level data association and pose estimation play a fundamental role in semantic SLAM, which remain unsolved due to the lack of robust and accurate algorithms. In this work, we propose an ensemble data associate strategy for…

Robotics · Computer Science 2021-02-23 Yanmin Wu , Yunzhou Zhang , Delong Zhu , Yonghui Feng , Sonya Coleman , Dermot Kerr

Reliable incremental estimation of camera poses and 3D reconstruction is key to enable various applications including robotics, interactive visualization, and augmented reality. However, this task is particularly challenging in dynamic…

Robotics · Computer Science 2025-12-09 Xingguang Zhong , Liren Jin , Marija Popović , Jens Behley , Cyrill Stachniss

Scale-aware monocular depth estimation poses a significant challenge in computer-aided endoscopic navigation. However, existing depth estimation methods that do not consider the geometric priors struggle to learn the absolute scale from…

Computer Vision and Pattern Recognition · Computer Science 2024-08-15 Ruofeng Wei , Bin Li , Kai Chen , Yiyao Ma , Yunhui Liu , Qi Dou

We present a system that allows for accurate, fast, and robust estimation of camera parameters and depth maps from casual monocular videos of dynamic scenes. Most conventional structure from motion and monocular SLAM techniques assume input…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Zhengqi Li , Richard Tucker , Forrester Cole , Qianqian Wang , Linyi Jin , Vickie Ye , Angjoo Kanazawa , Aleksander Holynski , Noah Snavely

Simultaneous Localization And Mapping (SLAM) is a fundamental problem in mobile robotics. While sparse point-based SLAM methods provide accurate camera localization, the generated maps lack semantic information. On the other hand, state of…

Robotics · Computer Science 2019-03-07 Mehdi Hosseinzadeh , Kejie Li , Yasir Latif , Ian Reid

Multi-camera systems have been shown to improve the accuracy and robustness of SLAM estimates, yet state-of-the-art SLAM systems predominantly support monocular or stereo setups. This paper presents a generic sparse visual SLAM framework…

Classical monocular Simultaneous Localization And Mapping (SLAM) and the recently emerging convolutional neural networks (CNNs) for monocular depth prediction represent two largely disjoint approaches towards building a 3D map of the…

Computer Vision and Pattern Recognition · Computer Science 2020-08-10 Lokender Tiwari , Pan Ji , Quoc-Huy Tran , Bingbing Zhuang , Saket Anand , Manmohan Chandraker

This paper demonstrates a system capable of combining a sparse, indirect, monocular visual SLAM, with both offline and real-time Multi-View Stereo (MVS) reconstruction algorithms. This combination overcomes many obstacles encountered by…

Computer Vision and Pattern Recognition · Computer Science 2020-11-09 Fangwen Shu , Paul Lesur , Yaxu Xie , Alain Pagani , Didier Stricker

Medical endoscopy remains a challenging application for simultaneous localization and mapping (SLAM) due to the sparsity of image features and size constraints that prevent direct depth-sensing. We present a SLAM approach that incorporates…

Image and Video Processing · Electrical Eng. & Systems 2019-07-02 Richard J. Chen , Taylor L. Bobrow , Thomas Athey , Faisal Mahmood , Nicholas J. Durr

Monocular visual SLAM has become an attractive practical approach for robot localization and 3D environment mapping, since cameras are small, lightweight, inexpensive, and produce high-rate, high-resolution data streams. Although numerous…

Computer Vision and Pattern Recognition · Computer Science 2018-06-08 Hasnain Vohra , Maxim Bazik , Matthew Antone , Joseph Mundy , William Stephenson

This paper presents a robust monocular visual SLAM system that simultaneously utilizes point, line, and vanishing point features for accurate camera pose estimation and mapping. To address the critical challenge of achieving reliable…

Robotics · Computer Science 2025-03-13 Bingzheng Jiang , Jiayuan Wang , Han Ding , Lijun Zhu

Underwater monocular SLAM is a challenging problem with applications from autonomous underwater vehicles to marine archaeology. However, existing underwater SLAM methods struggle to produce maps with high-fidelity rendering. In this paper,…

Robotics · Computer Science 2026-04-07 Kangxu Wang , Shaofeng Zou , Chenxing Jiang , Yixiang Dai , Siang Chen , Shaojie Shen , Guijin Wang

Full surround monodepth (FSM) methods can learn from multiple camera views simultaneously in a self-supervised manner to predict the scale-aware depth, which is more practical for real-world applications in contrast to scale-ambiguous depth…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Yuchen Yang , Xinyi Wang , Dong Li , Lu Tian , Ashish Sirasao , Xun Yang

Vision-based Simultaneous Localization And Mapping (VSLAM) is a mature problem in Robotics. Most VSLAM systems are feature based methods, which are robust and present high accuracy, but yield sparse maps with limited application for further…

Robotics · Computer Science 2019-09-10 Juan Jose Tarrio , Claus Smitt , Sol Pedre

We present the first application of 3D Gaussian Splatting in monocular SLAM, the most fundamental but the hardest setup for Visual SLAM. Our method, which runs live at 3fps, utilises Gaussians as the only 3D representation, unifying the…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Hidenobu Matsuki , Riku Murai , Paul H. J. Kelly , Andrew J. Davison

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…

Robotics · Computer Science 2025-10-03 Lingxiang Hu , Naima Ait Oufroukh , Fabien Bonardi , Raymond Ghandour

In this paper, we present a monocular Simultaneous Localization and Mapping (SLAM) algorithm using high-level object and plane landmarks. The built map is denser, more compact and semantic meaningful compared to feature point based SLAM. We…

Robotics · Computer Science 2019-07-01 Shichao Yang , Sebastian Scherer

Monocular SLAM historically suffers from scale ambiguity and tracking failure in dynamic environments. While recent vision foundation models (VFMs) provide remarkable zero-shot depth priors, naively integrating these deterministic…

Robotics · Computer Science 2026-05-28 Eunsoo Im , Gyeonggwan Lee , Junghun Suh