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Autonomous vehicles operate in a dynamic environment, where the speed with which a vehicle can perceive and react impacts the safety and efficacy of the system. LiDAR provides a prominent sensory modality that informs many existing…

Computer Vision and Pattern Recognition · Computer Science 2020-05-06 Wei Han , Zhengdong Zhang , Benjamin Caine , Brandon Yang , Christoph Sprunk , Ouais Alsharif , Jiquan Ngiam , Vijay Vasudevan , Jonathon Shlens , Zhifeng Chen

Regression-based LiDAR relocalization has recently emerged as a promising solution for high-precision positioning in GNSS-denied environments. However, these methods are primarily tailored to autonomous driving, exhibiting significantly…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Hengyu Mu , Jianshi Wu , Yuxin Guo , XianLian Lin , Qingyong Hu , Sheng Ao , Chenglu Wen , Cheng Wang

State-of-the-art lidar-based 3D object detection methods rely on supervised learning and large labeled datasets. However, annotating lidar data is resource-consuming, and depending only on supervised learning limits the applicability of…

Computer Vision and Pattern Recognition · Computer Science 2022-07-20 Ekim Yurtsever , Emeç Erçelik , Mingyu Liu , Zhijie Yang , Hanzhen Zhang , Pınar Topçam , Maximilian Listl , Yılmaz Kaan Çaylı , Alois Knoll

Image-based 3D detection is an indispensable component of the perception system for autonomous driving. However, it still suffers from the unsatisfying performance, one of the main reasons for which is the limited training data.…

Computer Vision and Pattern Recognition · Computer Science 2022-08-16 Xinzhu Ma , Yuan Meng , Yinmin Zhang , Lei Bai , Jun Hou , Shuai Yi , Wanli Ouyang

3D scene flow characterizes how the points at the current time flow to the next time in the 3D Euclidean space, which possesses the capacity to infer autonomously the non-rigid motion of all objects in the scene. The previous methods for…

Computer Vision and Pattern Recognition · Computer Science 2022-09-28 Chaokang Jiang , Guangming Wang , Yanzi Miao , Hesheng Wang

Single visual object tracking from an unmanned aerial vehicle (UAV) poses fundamental challenges such as object occlusion, small-scale objects, background clutter, and abrupt camera motion. To tackle these difficulties, we propose to…

Computer Vision and Pattern Recognition · Computer Science 2022-02-28 Stéphane Vujasinović , Stefan Becker , Timo Breuer , Sebastian Bullinger , Norbert Scherer-Negenborn , Michael Arens

LiDAR scene flow is the task of estimating per-point 3D motion between consecutive point clouds. Recent methods achieve centimeter-level accuracy on popular autonomous vehicle (AV) datasets, but are typically only trained and evaluated on a…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Siyi Li , Qingwen Zhang , Ishan Khatri , Kyle Vedder , Eric Eaton , Deva Ramanan , Neehar Peri

Unmanned aerial vehicles (UAVs) are widely used due to their low cost and versatility, but they also pose security and privacy threats. Therefore, reliable detection for low-altitude UAVs is an important issue. The strong ground clutter…

Signal Processing · Electrical Eng. & Systems 2022-02-25 Zeyang Wu , Wenbo Wang , Yuexing Peng

Understanding driving situations regardless the conditions of the traffic scene is a cornerstone on the path towards autonomous vehicles; however, despite common sensor setups already include complementary devices such as LiDAR or radar,…

Computer Vision and Pattern Recognition · Computer Science 2018-05-04 Jorge Beltran , Carlos Guindel , Francisco Miguel Moreno , Daniel Cruzado , Fernando Garcia , Arturo de la Escalera

Micro-aerial vehicles (MAVs) are becoming ubiquitous across multiple industries and application domains. Lightweight MAVs with only an onboard flight controller and a minimal sensor suite (e.g., IMU, vision, and vertical ranging sensors)…

Robotics · Computer Science 2021-05-03 Li Qingqing , Yu Xianjia , Jorge Peña Queralta , Tomi Westerlund

LiDAR is used in autonomous driving to provide 3D spatial information and enable accurate perception in off-road environments, aiding in obstacle detection, mapping, and path planning. Learning-based LiDAR semantic segmentation utilizes…

Computer Vision and Pattern Recognition · Computer Science 2024-09-02 Kasi Viswanath , Peng Jiang , Sujit PB , Srikanth Saripalli

The ubiquity of unmanned aerial vehicles (UAVs) or drones is posing both security and safety risks to the public as UAVs are now used for cybercrimes. To mitigate these risks, it is important to have a system that can detect or identify the…

Signal Processing · Electrical Eng. & Systems 2021-07-13 Olusiji O Medaiyese , Martins Ezuma , Adrian P Lauf , Ayodeji A Adeniran

Detecting 3D objects from point clouds is a practical yet challenging task that has attracted increasing attention recently. In this paper, we propose a Label-Guided auxiliary training method for 3D object detection (LG3D), which serves as…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Yaomin Huang , Xinmei Liu , Yichen Zhu , Zhiyuan Xu , Chaomin Shen , Zhengping Che , Guixu Zhang , Yaxin Peng , Feifei Feng , Jian Tang

Deep learning models for self-driving cars require a diverse training dataset to manage critical driving scenarios on public roads safely. This includes having data from divergent trajectories, such as the oncoming traffic lane or…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Jonathan Schmidt , Qadeer Khan , Daniel Cremers

Despite its importance, unsupervised domain adaptation (UDA) on LiDAR semantic segmentation is a task that has not received much attention from the research community. Only recently, a completion-based 3D method has been proposed to tackle…

Computer Vision and Pattern Recognition · Computer Science 2022-05-24 Eojindl Yi , Juyoung Yang , Junmo Kim

This paper studies trajectory optimization of an autonomous underwater vehicle (AUV) to track an unknown maneuvering target both in the 2D and 3D space. Due to the restrictions on sensing capabilities in the underwater scenario, the AUV is…

Systems and Control · Electrical Eng. & Systems 2025-11-19 Yingbo Fu , Ziwen Yang , Liang Xu , Yi Guo , Shanying Zhu , Xinnping Guan

Semi-supervised 3D object detection can benefit from the promising pseudo-labeling technique when labeled data is limited. However, recent approaches have overlooked the impact of noisy pseudo-labels during training, despite efforts to…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Farzad Nozarian , Shashank Agarwal , Farzaneh Rezaeianaran , Danish Shahzad , Atanas Poibrenski , Christian Müller , Philipp Slusallek

In this paper we present an autonomous system for acquiring close-range high-resolution images that maximize the quality of a later-on 3D reconstruction with respect to coverage, ground resolution and 3D uncertainty. In contrast to previous…

Computer Vision and Pattern Recognition · Computer Science 2016-05-09 Christian Mostegel , Markus Rumpler , Friedrich Fraundorfer , Horst Bischof

Unmanned Aerial Vehicles (UAVs) are considered cutting-edge technology with highly cost-effective and flexible usage scenarios. Although many papers have reviewed the application of UAVs in agriculture, the review of the application for…

Computer Vision and Pattern Recognition · Computer Science 2023-10-13 Weijie Kuang , Hann Woei Ho , Ye Zhou , Shahrel Azmin Suandi , Farzad Ismail

The perception of autonomous vehicles using radars has attracted increased research interest due its ability to operate in fog and bad weather. However, training radar models is hindered by the cost and difficulty of annotating large-scale…

Computer Vision and Pattern Recognition · Computer Science 2024-04-19 Yiduo Hao , Sohrab Madani , Junfeng Guan , Mohammed Alloulah , Saurabh Gupta , Haitham Hassanieh
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