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We present a novel real-time visual odometry framework for a stereo setup of a depth and high-resolution event camera. Our framework balances accuracy and robustness against computational efficiency towards strong performance in challenging…

Robotics · Computer Science 2022-02-08 Yi-Fan Zuo , Jiaqi Yang , Jiaben Chen , Xia Wang , Yifu Wang , Laurent Kneip

Event-based vision sensors, such as the Dynamic Vision Sensor (DVS), are ideally suited for real-time motion analysis. The unique properties encompassed in the readings of such sensors provide high temporal resolution, superior sensitivity…

Computer Vision and Pattern Recognition · Computer Science 2020-01-14 Anton Mitrokhin , Cornelia Fermuller , Chethan Parameshwara , Yiannis Aloimonos

Visual Odometry (VO) is vital for the navigation of autonomous systems, providing accurate position and orientation estimates at reasonable costs. While traditional VO methods excel in some conditions, they struggle with challenges like…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Siyu Chen , Kangcheng Liu , Chen Wang , Shenghai Yuan , Jianfei Yang , Lihua Xie

Persistent multi-object tracking (MOT) allows autonomous vehicles to navigate safely in highly dynamic environments. One of the well-known challenges in MOT is object occlusion when an object becomes unobservant for subsequent frames. The…

Computer Vision and Pattern Recognition · Computer Science 2023-03-01 Mohamed Nagy , Majid Khonji , Jorge Dias , Sajid Javed

This paper aims to tackle Multiple Object Tracking (MOT), an important problem in computer vision but remains challenging due to many practical issues, especially occlusions. Indeed, we propose a new real-time Depth Perspective-aware…

Computer Vision and Pattern Recognition · Computer Science 2023-02-28 Kha Gia Quach , Huu Le , Pha Nguyen , Chi Nhan Duong , Tien Dai Bui , Khoa Luu

Mixed reality applications often require virtual objects that are partly occluded by real objects. However, previous research and commercial products have limitations in terms of performance and efficiency. To address these challenges, we…

Computer Vision and Pattern Recognition · Computer Science 2022-03-07 Naye Ji , Fan Zhang , Haoxiang Zhang , Youbing Zhao , Dingguo Yu

In this work we present a monocular visual odometry (VO) algorithm which leverages geometry-based methods and deep learning. Most existing VO/SLAM systems with superior performance are based on geometry and have to be carefully designed for…

Computer Vision and Pattern Recognition · Computer Science 2020-02-19 Huangying Zhan , Chamara Saroj Weerasekera , Jiawang Bian , Ian Reid

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

Multi-view geometry-based methods dominate the last few decades in monocular Visual Odometry for their superior performance, while they have been vulnerable to dynamic and low-texture scenes. More importantly, monocular methods suffer from…

Computer Vision and Pattern Recognition · Computer Science 2021-03-02 Huangying Zhan , Chamara Saroj Weerasekera , Jia-Wang Bian , Ravi Garg , Ian Reid

Traditional monocular direct visual odometry (DVO) is one of the most famous methods to estimate the ego-motion of robots and map environments from images simultaneously. However, DVO heavily relies on high-quality images and accurate…

Computer Vision and Pattern Recognition · Computer Science 2021-04-20 Chaoqiang Zhao , Yang Tang , Qiyu Sun , Athanasios V. Vasilakos

Monocular Visual Odometry (MVO) provides a cost-effective, real-time positioning solution for autonomous vehicles. However, MVO systems face the common issue of lacking inherent scale information from monocular cameras. Traditional methods…

Robotics · Computer Science 2025-02-28 Yufei Wei , Sha Lu , Wangtao Lu , Rong Xiong , Yue Wang

Computationally efficient moving object detection and depth estimation from a stereo camera is an extremely useful tool for many computer vision applications, including robotics and autonomous driving. In this paper we show how moving…

Robotics · Computer Science 2018-09-24 Goran Popović , Antea Hadviger , Ivan Marković , Ivan Petrović

We present a modified velocity-obstacle (VO) algorithm that uses probabilistic partial observations of the environment to compute velocities and navigate a robot to a target. Our system uses commodity visual sensors, including a mono-camera…

Robotics · Computer Science 2021-06-10 Jing Liang , Yi-Ling Qiao , Tianrui Guan , Dinesh Manocha

Although cluttered indoor scenes have a lot of useful high-level semantic information which can be used for mapping and localization, most Visual Odometry (VO) algorithms rely on the usage of geometric features such as points, lines and…

Computer Vision and Pattern Recognition · Computer Science 2018-03-02 Huai-Jen Liang , Nitin J. Sanket , Cornelia Fermüller , Yiannis Aloimonos

It is typically challenging for visual or visual-inertial odometry systems to handle the problems of dynamic scenes and pure rotation. In this work, we design a novel visual-inertial odometry (VIO) system called RD-VIO to handle both of…

Robotics · Computer Science 2024-02-19 Jinyu Li , Xiaokun Pan , Gan Huang , Ziyang Zhang , Nan Wang , Hujun Bao , Guofeng Zhang

Most feature-based stereo visual odometry (SVO) approaches estimate the motion of mobile robots by matching and tracking point features along a sequence of stereo images. However, in dynamic scenes mainly comprising moving pedestrians,…

Computer Vision and Pattern Recognition · Computer Science 2023-06-27 Baosheng Zhang , Xiaoguang Ma , Hongjun Ma , Chunbo Luo

Many model-based Visual Odometry (VO) algorithms have been proposed in the past decade, often restricted to the type of camera optics, or the underlying motion manifold observed. We envision robots to be able to learn and perform these…

Robotics · Computer Science 2017-05-30 Sudeep Pillai , John J. Leonard

Intelligent machines require basic information such as moving-object detection from videos in order to deduce higher-level semantic information. In this paper, we propose a methodology that uses a texture measure to detect moving objects in…

Computer Vision and Pattern Recognition · Computer Science 2014-02-04 Pranam Janney , Glenn Geers

This paper proposes a novel approach to create an automated visual surveillance system which is very efficient in detecting and tracking moving objects in a video captured by moving camera without any apriori information about the captured…

Computer Vision and Pattern Recognition · Computer Science 2017-06-09 Kumar S. Ray , Soma Chakraborty

Localizing objects and estimating their extent in 3D is an important step towards high-level 3D scene understanding, which has many applications in Augmented Reality and Robotics. We present ODAM, a system for 3D Object Detection,…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Kejie Li , Daniel DeTone , Steven Chen , Minh Vo , Ian Reid , Hamid Rezatofighi , Chris Sweeney , Julian Straub , Richard Newcombe