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Visual-LiDAR odometry is a critical component for autonomous system localization, yet achieving high accuracy and strong robustness remains a challenge. Traditional approaches commonly struggle with sensor misalignment, fail to fully…

Computer Vision and Pattern Recognition · Computer Science 2025-09-09 Mengmeng Liu , Michael Ying Yang , Jiuming Liu , Yunpeng Zhang , Jiangtao Li , Sander Oude Elberink , George Vosselman , Hao Cheng

Event cameras that asynchronously output low-latency event streams provide great opportunities for state estimation under challenging situations. Despite event-based visual odometry having been extensively studied in recent years, most of…

Robotics · Computer Science 2024-03-12 Peiyu Chen , Weipeng Guan , Peng Lu

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

Event-based cameras asynchronously capture individual visual changes in a scene. This makes them more robust than traditional frame-based cameras to highly dynamic motions and poor illumination. It also means that every measurement in a…

Robotics · Computer Science 2023-09-14 Jianeng Wang , Jonathan D. Gammell

Visual localization and mapping is a crucial capability to address many challenges in mobile robotics. It constitutes a robust, accurate and cost-effective approach for local and global pose estimation within prior maps. Yet, in highly…

Computer Vision and Pattern Recognition · Computer Science 2018-07-11 Guoxiang Zhou , Berta Bescos , Marcin Dymczyk , Mark Pfeiffer , José Neira , Roland Siegwart

Accurate and robust localization is a fundamental need for mobile agents. Visual-inertial odometry (VIO) algorithms exploit the information from camera and inertial sensors to estimate position and translation. Recent deep learning based…

Computer Vision and Pattern Recognition · Computer Science 2022-09-20 Zheming Tu , Changhao Chen , Xianfei Pan , Ruochen Liu , Jiarui Cui , Jun Mao

Event-based cameras are bio-inspired vision sensors whose pixels work independently from each other and respond asynchronously to brightness changes, with microsecond resolution. Their advantages make it possible to tackle challenging…

Computer Vision and Pattern Recognition · Computer Science 2021-10-19 Yi Zhou , Guillermo Gallego , Shaojie Shen

We propose a novel framework for image clustering that incorporates joint representation learning and clustering. Our method consists of two heads that share the same backbone network - a "representation learning" head and a "clustering"…

Computer Vision and Pattern Recognition · Computer Science 2021-07-27 Kien Do , Truyen Tran , Svetha Venkatesh

Visual odometry (VO) is essential for enabling accurate point-goal navigation of embodied agents in indoor environments where GPS and compass sensors are unreliable and inaccurate. However, traditional VO methods face challenges in…

Robotics · Computer Science 2024-11-08 Sayan Paul , Ruddra dev Roychoudhury , Brojeshwar Bhowmick

As long-endurance and seafloor-resident AUVs become more capable, there is an increasing need for extended, real-time interpretation of seafloor imagery to enable adaptive missions and optimise communication efficiency. Although offline…

Computer Vision and Pattern Recognition · Computer Science 2025-09-09 Cailei Liang , Adrian Bodenmann , Sam Fenton , Blair Thornton

Understanding the global organization of complicated and high dimensional data is of primary interest for many branches of applied sciences. It is typically achieved by applying dimensionality reduction techniques mapping the considered…

Computational Geometry · Computer Science 2024-11-11 Paweł Dłotko , Davide Gurnari , Mathis Hallier , Anna Jurek-Loughrey

Event cameras offer the exciting possibility of tracking the camera's pose during high-speed motion and in adverse lighting conditions. Despite this promise, existing event-based monocular visual odometry (VO) approaches demonstrate limited…

Computer Vision and Pattern Recognition · Computer Science 2023-12-18 Simon Klenk , Marvin Motzet , Lukas Koestler , Daniel Cremers

Visual-inertial odometry (VIO) is widely used in various fields, such as robots, drones, and autonomous vehicles. However, real-world scenes often feature dynamic objects, compromising the accuracy of VIO. The diversity and partial…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Rui Zhou , Jingbin Liu , Junbin Xie , Jianyu Zhang , Yingze Hu , Jiele Zhao

Visual localization is the problem of estimating the position and orientation from which a given image (or a sequence of images) is taken in a known scene. It is an important part of a wide range of computer vision and robotics…

Computer Vision and Pattern Recognition · Computer Science 2021-09-13 Ara Jafarzadeh , Manuel Lopez Antequera , Pau Gargallo , Yubin Kuang , Carl Toft , Fredrik Kahl , Torsten Sattler

Convex clustering, a convex relaxation of k-means clustering and hierarchical clustering, has drawn recent attentions since it nicely addresses the instability issue of traditional nonconvex clustering methods. Although its computational…

Methodology · Statistics 2019-01-01 Binhuan Wang , Yilong Zhang , Will Wei Sun , Yixin Fang

To achieve accurate and robust pose estimation in Simultaneous Localization and Mapping (SLAM) task, multi-sensor fusion is proven to be an effective solution and thus provides great potential in robotic applications. This paper proposes…

Robotics · Computer Science 2022-03-03 Chunran Zheng , Qingyan Zhu , Wei Xu , Xiyuan Liu , Qizhi Guo , Fu Zhang

Digital human animation relies on high-quality 3D models of the human face -- rigs. A face rig must be accurate and, at the same time, fast to compute. One of the most common rigging models is the blendshape model. We present a novel…

Clustering is a ubiquitous tool in unsupervised learning. Most of the existing self-supervised representation learning methods typically cluster samples based on visually dominant features. While this works well for image-based…

Computer Vision and Pattern Recognition · Computer Science 2022-07-22 Huseyin Coskun , Alireza Zareian , Joshua L. Moore , Federico Tombari , Chen Wang

We present DINO Patch Visual Odometry (DINO-VO), an end-to-end monocular visual odometry system with strong scene generalization. Current Visual Odometry (VO) systems often rely on heuristic feature extraction strategies, which can degrade…

Computer Vision and Pattern Recognition · Computer Science 2026-04-07 Qi Chen , Guanghao Li , Sijia Hu , Xin Gao , Junpeng Ma , Xiangyang Xue , Jian Pu

Visual clustering is a common perceptual task in scatterplots that supports diverse analytics tasks (e.g., cluster identification). However, even with the same scatterplot, the ways of perceiving clusters (i.e., conducting visual…

Human-Computer Interaction · Computer Science 2023-08-14 Hyeon Jeon , Ghulam Jilani Quadri , Hyunwook Lee , Paul Rosen , Danielle Albers Szafir , Jinwook Seo