English
Related papers

Related papers: Small Object Tracking in LiDAR Point Cloud: Learni…

200 papers

3D object detection using LiDAR data remains a key task for applications like autonomous driving and robotics. Unlike in the case of 2D images, LiDAR data is almost always collected over a period of time. However, most work in this area has…

Computer Vision and Pattern Recognition · Computer Science 2021-10-07 Naman Sharma , Hocksoon Lim

Small object detection under complex backgrounds remains a challenging task due to severe feature degradation, weak semantic representation, and inaccurate localization caused by downsampling operations and background interference. Existing…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Wenguang Tao , Xiaotian Wang , Tian Yan , Yi Wang , Jie Yan

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

Point cloud datasets for perception tasks in the context of autonomous driving often rely on high resolution 64-layer Light Detection and Ranging (LIDAR) scanners. They are expensive to deploy on real-world autonomous driving sensor…

Computer Vision and Pattern Recognition · Computer Science 2020-05-28 Leonardo Gigli , B Ravi Kiran , Thomas Paul , Andres Serna , Nagarjuna Vemuri , Beatriz Marcotegui , Santiago Velasco-Forero

Small oriented objects that represent tiny pixel-area in large-scale aerial images are difficult to detect due to their size and orientation. Existing oriented aerial detectors have shown promising results but are mainly focused on…

Computer Vision and Pattern Recognition · Computer Science 2024-01-15 Chandler Timm C. Doloriel , Rhandley D. Cajote

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

LiDAR is an important method for autonomous driving systems to sense the environment. The point clouds obtained by LiDAR typically exhibit sparse and irregular distribution, thus posing great challenges to the detection of 3D objects,…

Computer Vision and Pattern Recognition · Computer Science 2020-10-28 Tai Wang , Xinge Zhu , Dahua Lin

Object re-identification (ReID) from images plays a critical role in application domains of image retrieval (surveillance, retail analytics, etc.) and multi-object tracking (autonomous driving, robotics, etc.). However, systems that…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Benjamin Thérien , Chengjie Huang , Adrian Chow , Krzysztof Czarnecki

This paper presents F-Siamese Tracker, a novel approach for single object tracking prominently characterized by more robustly integrating 2D and 3D information to reduce redundant search space. A main challenge in 3D single object tracking…

Computer Vision and Pattern Recognition · Computer Science 2020-10-23 Hao Zou , Jinhao Cui , Xin Kong , Chujuan Zhang , Yong Liu , Feng Wen , Wanlong Li

The integration of a SLAM algorithm with place recognition technology empowers it with the ability to mitigate accumulated errors and to relocalize itself. However, existing methods for point cloud-based place recognition predominantly rely…

Computer Vision and Pattern Recognition · Computer Science 2023-11-14 Haodong Yuan , Yudong Zhang , Shengyin Fan , Xue Li , Jian Wang

The problem of visual object tracking has traditionally been handled by variant tracking paradigms, either learning a model of the object's appearance exclusively online or matching the object with the target in an offline-trained embedding…

Computer Vision and Pattern Recognition · Computer Science 2019-11-22 Jinghao Zhou , Peng Wang , Haoyang Sun

LiDAR-based 3D object detectors have been largely utilized in various applications, including autonomous vehicles or mobile robots. However, LiDAR-based detectors often fail to adapt well to target domains with different sensor…

Computer Vision and Pattern Recognition · Computer Science 2024-10-03 Jiyun Jang , Mincheol Chang , Jongwon Park , Jinkyu Kim

In autonomous driving scenarios, accurate perception is becoming an even more critical task for safe navigation. While LiDAR provides precise spatial data, its inherent sparsity makes it difficult to detect small or distant objects.…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Minseung Lee , Seokha Moon , Seung Joon Lee , Reza Mahjourian , Jinkyu Kim

Estimating the states of surrounding traffic participants stays at the core of autonomous driving. In this paper, we study a novel setting of this problem: model-free single-object tracking (SOT), which takes the object state in the first…

Computer Vision and Pattern Recognition · Computer Science 2021-08-06 Ziqi Pang , Zhichao Li , Naiyan Wang

This paper addresses the problem of multi-object tracking in Unmanned Aerial Vehicle (UAV) footage. It plays a critical role in various UAV applications, including traffic monitoring systems and real-time suspect tracking by the police.…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 InPyo Song , Jangwon Lee

Recent advances in Siamese network-based visual tracking methods have enabled high performance on numerous tracking benchmarks. However, extensive scale variations of the target object and distractor objects with similar categories have…

Computer Vision and Pattern Recognition · Computer Science 2020-07-15 Janghoon Choi , Junseok Kwon , Kyoung Mu Lee

High-definition 3D city maps enable city planning and change detection, which is essential for municipal compliance, map maintenance, and asset monitoring, including both built structures and urban greenery. Conventional Digital Surface…

Computer Vision and Pattern Recognition · Computer Science 2026-02-11 Hezam Albagami , Haitian Wang , Xinyu Wang , Muhammad Ibrahim , Zainy M. Malakan , Abdullah M. Alqamdi , Mohammed H. Alghamdi , Ajmal Mian

Most scanning LiDAR sensors generate a sequence of point clouds in real-time. While conventional 3D object detectors use a set of unordered LiDAR points acquired over a fixed time interval, recent studies have revealed that substantial…

Computer Vision and Pattern Recognition · Computer Science 2022-12-22 Junho Koh , Junhyung Lee , Youngwoo Lee , Jaekyum Kim , Jun Won Choi

3D object detection from LiDAR point cloud is of critical importance for autonomous driving and robotics. While sequential point cloud has the potential to enhance 3D perception through temporal information, utilizing these temporal…

Computer Vision and Pattern Recognition · Computer Science 2023-07-06 Zheyuan Zhou , Jiachen Lu , Yihan Zeng , Hang Xu , Li Zhang

Single object tracking in satellite videos is inherently challenged by small target, blurred background, large aspect ratio changes, and frequent visual occlusions. These constraints often cause appearance-based trackers to accumulate…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Zixiao Wen , Zhen Yang , Jiawei Li , Xiantai Xiang , Guangyao Zhou , Yuxin Hu , Yuhan Liu