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We present a novel unsupervised learning framework for single view depth estimation using monocular videos. It is well known in 3D vision that enlarging the baseline can increase the depth estimation accuracy, and jointly optimizing a set…

计算机视觉与模式识别 · 计算机科学 2018-12-11 Lipu Zhou , Jiamin Ye , Montiel Abello , Shengze Wang , Michael Kaess

Monocular simultaneous localization and mapping (SLAM) is emerging in advanced driver assistance systems and autonomous driving, because a single camera is cheap and easy to install. Conventional monocular SLAM has two major challenges…

计算机视觉与模式识别 · 计算机科学 2022-12-16 Jinkyu Lee , Muhyun Back , Sung Soo Hwang , Il Yong Chun

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…

机器人学 · 计算机科学 2019-09-10 Juan Jose Tarrio , Claus Smitt , Sol Pedre

Monocular visual odometry (VO) and simultaneous localization and mapping (SLAM) have seen tremendous improvements in accuracy, robustness and efficiency, and have gained increasing popularity over recent years. Nevertheless, not so many…

计算机视觉与模式识别 · 计算机科学 2018-06-08 Nan Yang , Rui Wang , Xiang Gao , Daniel Cremers

We present FoundationSLAM, a learning-based monocular dense SLAM system that addresses the absence of geometric consistency in previous flow-based approaches for accurate and robust tracking and mapping. Our core idea is to bridge flow…

计算机视觉与模式识别 · 计算机科学 2026-01-05 Yuchen Wu , Jiahe Li , Fabio Tosi , Matteo Poggi , Jin Zheng , Xiao Bai

In this paper, we present a novel tightly-coupled probabilistic monocular visual-odometric Simultaneous Localization and Mapping algorithm using wheels and a MEMS gyroscope, which can provide accurate, robust and long-term localization for…

机器人学 · 计算机科学 2021-02-24 Meixiang Quan , Songhao Piao , Minglang Tan , Shi-Sheng Huang

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…

计算机视觉与模式识别 · 计算机科学 2021-07-13 Shing Yan Loo , Syamsiah Mashohor , Sai Hong Tang , Hong Zhang

Conventional SLAM techniques strongly rely on scene rigidity to solve data association, ignoring dynamic parts of the scene. In this work we present Semi-Direct DefSLAM (SD-DefSLAM), a novel monocular deformable SLAM method able to map…

计算机视觉与模式识别 · 计算机科学 2020-10-20 Juan J. Gómez Rodríguez , José Lamarca , Javier Morlana , Juan D. Tardós , José M. M. Montiel

This paper presents a novel dense optical-flow algorithm to solve the monocular simultaneous localization and mapping (SLAM) problem for ground or aerial robots. Dense optical flow can effectively provide the ego-motion of the vehicle while…

机器人学 · 计算机科学 2021-10-01 Yonhon Ng , Hongdong Li , Jonghyuk Kim

With the rise of deep learning, there is a fundamental change in visual SLAM algorithms toward developing different modules trained as end-to-end pipelines. However, regardless of the implementation domain, visual SLAM's performance is…

机器人学 · 计算机科学 2025-03-06 Olaya Alvarez-Tunon , Yury Brodskiy , Erdal Kayacan

Monocular visual odometry (VO) is an important task in robotics and computer vision. Thus far, how to build accurate and robust monocular VO systems that can work well in diverse scenarios remains largely unsolved. In this paper, we propose…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Libo Sun , Wei Yin , Enze Xie , Zhengrong Li , Changming Sun , Chunhua Shen

Despite learning based methods showing promising results in single view depth estimation and visual odometry, most existing approaches treat the tasks in a supervised manner. Recent approaches to single view depth estimation explore the…

计算机视觉与模式识别 · 计算机科学 2018-04-06 Huangying Zhan , Ravi Garg , Chamara Saroj Weerasekera , Kejie Li , Harsh Agarwal , Ian Reid

With the democratization of 3D LiDAR sensors, precise LiDAR odometries and SLAM are in high demand. New methods regularly appear, proposing solutions ranging from small variations in classical algorithms to radically new paradigms based on…

机器人学 · 计算机科学 2021-10-08 Pierre Dellenbach , Jean-Emmanuel Deschaud , Bastien Jacquet , François Goulette

The increasing demand for autonomous vehicles has created a need for robust navigation systems that can also operate effectively in adverse weather conditions. Visual odometry is a technique used in these navigation systems, enabling the…

In endoscopy, many applications (e.g., surgical navigation) would benefit from a real-time method that can simultaneously track the endoscope and reconstruct the dense 3D geometry of the observed anatomy from a monocular endoscopic video.…

计算机视觉与模式识别 · 计算机科学 2022-02-23 Xingtong Liu , Zhaoshuo Li , Masaru Ishii , Gregory D. Hager , Russell H. Taylor , Mathias Unberath

We propose a monocular depth estimator SC-Depth, which requires only unlabelled videos for training and enables the scale-consistent prediction at inference time. Our contributions include: (i) we propose a geometry consistency loss, which…

计算机视觉与模式识别 · 计算机科学 2021-11-29 Jia-Wang Bian , Huangying Zhan , Naiyan Wang , Zhichao Li , Le Zhang , Chunhua Shen , Ming-Ming Cheng , Ian Reid

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

In this work, we develop a monocular SLAM-aware object recognition system that is able to achieve considerably stronger recognition performance, as compared to classical object recognition systems that function on a frame-by-frame basis. By…

机器人学 · 计算机科学 2015-06-08 Sudeep Pillai , John Leonard

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

Estimating depth from RGB images can facilitate many computer vision tasks, such as indoor localization, height estimation, and simultaneous localization and mapping (SLAM). Recently, monocular depth estimation has obtained great progress…

计算机视觉与模式识别 · 计算机科学 2020-11-10 Qing Li , Jiasong Zhu , Jun Liu , Rui Cao , Qingquan Li , Sen Jia , Guoping Qiu