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3D single object tracking (3D SOT) in LiDAR point clouds plays a crucial role in autonomous driving. Current approaches all follow the Siamese paradigm based on appearance matching. However, LiDAR point clouds are usually textureless and…

Computer Vision and Pattern Recognition · Computer Science 2022-03-04 Chaoda Zheng , Xu Yan , Haiming Zhang , Baoyuan Wang , Shenghui Cheng , Shuguang Cui , Zhen Li

Change detection and irregular object extraction in 3D point clouds is a challenging task that is of high importance not only for autonomous navigation but also for updating existing digital twin models of various industrial environments.…

Computer Vision and Pattern Recognition · Computer Science 2023-12-18 Nikolaos Stathoulopoulos , Anton Koval , George Nikolakopoulos

This paper proposes a novel method for geo-tracking, i.e. continuous metric self-localization in outdoor environments by registering a vehicle's sensor information with aerial imagery of an unseen target region. Geo-tracking methods offer…

Computer Vision and Pattern Recognition · Computer Science 2022-09-12 Florian Fervers , Sebastian Bullinger , Christoph Bodensteiner , Michael Arens , Rainer Stiefelhagen

Multi-object tracking from LiDAR point clouds presents unique challenges due to the sparse and irregular nature of the data, compounded by the need for temporal coherence across frames. Traditional tracking systems often rely on…

Computer Vision and Pattern Recognition · Computer Science 2025-09-25 Martha Teiko Teye , Ori Maoz , Matthias Rottmann

In computer vision, the estimation of the fundamental matrix is a basic problem that has been extensively studied. The accuracy of the estimation imposes a significant influence on subsequent tasks such as the camera trajectory…

Computer Vision and Pattern Recognition · Computer Science 2015-04-15 Hao Wu , Yi Wan

Multi-robot target tracking is a fundamental problem that requires coordinated monitoring of dynamic entities in applications such as precision agriculture, environmental monitoring, disaster response, and security surveillance. While…

Robotics · Computer Science 2025-09-29 Xiaofan Yu , Yuwei Wu , Katherine Mao , Ye Tian , Vijay Kumar , Tajana Rosing

In this work, we propose a new learning approach for autonomous navigation and landing of an Unmanned-Aerial-Vehicle (UAV). We develop a multimodal fusion of deep neural architectures for visual-inertial odometry. We train the model in an…

Machine Learning · Computer Science 2020-04-15 Francesca Baldini , Animashree Anandkumar , Richard M. Murray

This paper is a comparison study in the context of Topic Detection on COVID-19 data. There are various approaches for Topic Detection, among which the Clustering approach is selected in this paper. Clustering requires distance and…

Computation and Language · Computer Science 2021-11-17 Elnaz Zafarani-Moattar , Mohammad Reza Kangavari , Amir Masoud Rahmani

Visual localization is to estimate the 6-DOF camera pose of a query image in a 3D reference map. We extract keypoints from the reference image and generate a 3D reference map with 3D reconstruction of the keypoints in advance. We emphasize…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Masahiko Tsuji , Hitoshi Niigaki , Ryuichi Tanida

Clustering, as a technique for grouping nodes in geographical proximity together, in vehicular communication networks, is a key technique to enhance network robustness and scalability despite challenges such as mobility and routing. This…

Systems and Control · Electrical Eng. & Systems 2024-08-09 Maryam Hosseini , Gunes Karabulut Kurt

Point cloud registration is a prerequisite for many applications in computer vision and robotics. Most existing methods focus on pairwise registration of two point clouds with high overlap. Although there have been some methods for low…

Computer Vision and Pattern Recognition · Computer Science 2025-02-26 Yibo Liu , Jinjun Shan , Amaldev Haridevan , Shuo Zhang

We present a learning-based method to estimate the object bounding box from its 2D bird's-eye view (BEV) LiDAR points. Our method, entitled BoxNet, exploits a simple deep neural network that can efficiently handle unordered points. The…

Computer Vision and Pattern Recognition · Computer Science 2019-08-21 Ehsan Nezhadarya , Yang Liu , Bingbing Liu

LIDAR is one of the most important sensors for Unmanned Ground Vehicles (UGV). Object detection and classification based on lidar point cloud is a key technology for UGV. In object detection and classification, the mutual occlusion between…

Robotics · Computer Science 2019-07-11 Xiaoxiang Zhang , Hao Fu , Bin Dai

Place recognition based on point clouds (LiDAR) is an important component for autonomous robots or self-driving vehicles. Current SOTA performance is achieved on accumulated LiDAR submaps using either point-based or voxel-based structures.…

Computer Vision and Pattern Recognition · Computer Science 2023-08-31 Yan Xia , Mariia Gladkova , Rui Wang , Qianyun Li , Uwe Stilla , João F. Henriques , Daniel Cremers

Lidar point cloud distortion from moving object is an important problem in autonomous driving, and recently becomes even more demanding with the emerging of newer lidars, which feature back-and-forth scanning patterns. Accurately estimating…

Robotics · Computer Science 2022-07-05 Wen Yang , Zheng Gong , Baifu Huang , Xiaoping Hong

3D detection is a critical task that enables machines to identify and locate objects in three-dimensional space. It has a broad range of applications in several fields, including autonomous driving, robotics and augmented reality. Monocular…

Computer Vision and Pattern Recognition · Computer Science 2024-04-11 Aakash Kumar , Chen Chen , Ajmal Mian , Neils Lobo , Mubarak Shah

Wake vortices - strong, coherent air turbulences created by aircraft - pose a significant risk to aviation safety and therefore require accurate and reliable detection methods. In this paper, we present an advanced, explainable machine…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Zhan Qu , Shuzhou Yuan , Michael Färber , Marius Brennfleck , Niklas Wartha , Anton Stephan

Reliable knowledge of road boundaries is critical for autonomous vehicle navigation. We propose a robust curb detection and filtering technique based on the fusion of camera semantics and dense lidar point clouds. The lidar point clouds are…

Computer Vision and Pattern Recognition · Computer Science 2022-05-17 Sandipan Das , Navid Mahabadi , Saikat Chatterjee , Maurice Fallon

With the proliferation of low altitude unmanned aerial vehicles (UAVs), visual multi-object tracking is becoming a critical security technology, demanding significant robustness even in complex environmental conditions. However, tracking…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Tianyang Xu , Jinjie Gu , Xuefeng Zhu , XiaoJun Wu , Josef Kittler

Category-level 3D pose estimation is a fundamentally important problem in computer vision and robotics, e.g. for embodied agents or to train 3D generative models. However, so far methods that estimate the category-level object pose require…

Computer Vision and Pattern Recognition · Computer Science 2024-07-08 Leonhard Sommer , Artur Jesslen , Eddy Ilg , Adam Kortylewski
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