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3D object detection is a central task for applications such as autonomous driving, in which the system needs to localize and classify surrounding traffic agents, even in the presence of adverse weather. In this paper, we address the problem…

计算机视觉与模式识别 · 计算机科学 2022-06-07 Martin Hahner , Christos Sakaridis , Mario Bijelic , Felix Heide , Fisher Yu , Dengxin Dai , Luc Van Gool

We explore the application of super-resolution techniques to satellite imagery, and the effects of these techniques on object detection algorithm performance. Specifically, we enhance satellite imagery beyond its native resolution, and test…

计算机视觉与模式识别 · 计算机科学 2019-04-10 Jacob Shermeyer , Adam Van Etten

Object detection and classification for aircraft are the most important tasks in the satellite image analysis. The success of modern detection and classification methods has been based on machine learning and deep learning. One of the key…

计算机视觉与模式识别 · 计算机科学 2018-06-11 Junghoon Seo , Seunghyun Jeon , Taegyun Jeon

Various and different methods can be used to produce high-resolution multispectral images from high-resolution panchromatic image (PAN) and low-resolution multispectral images (MS), mostly on the pixel level. The Quality of image fusion is…

计算机视觉与模式识别 · 计算机科学 2012-07-24 Firouz Abdullah Al-Wassai , Dr. N. V. Kalyankar

LiDAR Upsampling is a challenging task for the perception systems of robots and autonomous vehicles, due to the sparse and irregular structure of large-scale scene contexts. Recent works propose to solve this problem by converting LiDAR…

计算机视觉与模式识别 · 计算机科学 2024-05-06 Bin Yang , Patrick Pfreundschuh , Roland Siegwart , Marco Hutter , Peyman Moghadam , Vaishakh Patil

In remote sensing, images acquired by various earth observation satellites tend to have either a high spatial and low spectral resolution or vice versa. Pansharpening is a technique which aims to improve spatial resolution of multispectral…

计算机视觉与模式识别 · 计算机科学 2015-11-17 Shailesh Panchal , Rajesh Thakker

Autonomous vehicles need to have a semantic understanding of the three-dimensional world around them in order to reason about their environment. State of the art methods use deep neural networks to predict semantic classes for each point in…

计算机视觉与模式识别 · 计算机科学 2021-09-27 Larissa T. Triess , David Peter , Christoph B. Rist , J. Marius Zöllner

This research presents a comprehensive assessment of pan-sharpening techniques for satellite imagery, focusing on the critical aspects of spectral fidelity and spatial enhancement. Motivated by the need for informed algorithm selection in…

计算机视觉与模式识别 · 计算机科学 2024-05-30 Abdul Aziz A. B , A. B Abdul Rahim

LiDAR sensors provide rich 3D information about their surrounding{s} and are becoming increasingly important for autonomous vehicles tasks such as {localization}, semantic segmentation, object detection, and tracking. {Simulation}…

机器人学 · 计算机科学 2022-12-27 Jean Pierre Richa , Jean-Emmanuel Deschaud , François Goulette , Nicolas Dalmasso

3D modeling from satellite imagery is essential in areas of environmental science, urban planning, agriculture, and disaster response. However, traditional 3D modeling techniques face unique challenges in the remote sensing context,…

计算机视觉与模式识别 · 计算机科学 2023-12-29 Nikhil Behari , Akshat Dave , Kushagra Tiwary , William Yang , Ramesh Raskar

Constructing a point cloud for a large geographic region, such as a state or country, can require multiple years of effort. Often several vendors will be used to acquire LiDAR data, and a single region may be captured by multiple LiDAR…

计算机视觉与模式识别 · 计算机科学 2021-05-06 David Jones , Nathan Jacobs

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…

计算机视觉与模式识别 · 计算机科学 2022-09-28 Chaokang Jiang , Guangming Wang , Yanzi Miao , Hesheng Wang

Accurate perception of UAVs in complex low-altitude environments is critical for airspace security and related intelligent systems. Developing reliable solutions requires large-scale, accurately annotated, and multimodal data. However,…

计算机视觉与模式识别 · 计算机科学 2025-12-01 Longkun Zou , Jiale Wang , Rongqin Liang , Hai Wu , Ke Chen , Yaowei Wang

This paper aims to develop an accurate 3D geometry representation of satellite images using satellite-ground image pairs. Our focus is on the challenging problem of 3D-aware ground-views synthesis from a satellite image. We draw inspiration…

计算机视觉与模式识别 · 计算机科学 2023-08-30 Ming Qian , Jincheng Xiong , Gui-Song Xia , Nan Xue

In industrial automation, radar is a critical sensor in machine perception. However, the angular resolution of radar is inherently limited by the Rayleigh criterion, which depends on both the radar's operating wavelength and the effective…

机器人学 · 计算机科学 2025-05-16 Yanlong Yang , Jianan Liu , Guanxiong Luo , Hao Li , Euijoon Ahn , Mostafa Rahimi Azghadi , Tao Huang

LiDAR is an essential sensor for autonomous driving by collecting precise geometric information regarding a scene. %Exploiting this information for perception is interesting as the amount of available data increases. As the performance of…

计算机视觉与模式识别 · 计算机科学 2024-06-05 Jules Sanchez , Louis Soum-Fontez , Jean-Emmanuel Deschaud , Francois Goulette

LiDAR odometry (LO) describes the task of finding an alignment of subsequent LiDAR point clouds. This alignment can be used to estimate the motion of the platform where the LiDAR sensor is mounted on. Currently, on the well-known KITTI…

计算机视觉与模式识别 · 计算机科学 2021-06-15 Philipp Adis , Nicolas Horst , Mathias Wien

Modern lidar systems can produce not only dense point clouds but also 360 degrees low-resolution images. This advancement facilitates the application of deep learning (DL) techniques initially developed for conventional RGB cameras and…

机器人学 · 计算机科学 2025-04-18 Sier Ha , Honghao Du , Xianjia Yu , Jian Song , Tomi Westerlund

Large-scale point cloud generated from 3D sensors is more accurate than its image-based counterpart. However, it is seldom used in visual pose estimation due to the difficulty in obtaining 2D-3D image to point cloud correspondences. In this…

计算机视觉与模式识别 · 计算机科学 2019-04-23 Mengdan Feng , Sixing Hu , Marcelo Ang , Gim Hee Lee

Existing data on building destruction in conflict zones rely on eyewitness reports or manual detection, which makes it generally scarce, incomplete and potentially biased. This lack of reliable data imposes severe limitations for media…

综合经济学 · 经济学 2021-07-07 Hannes Mueller , Andre Groger , Jonathan Hersh , Andrea Matranga , Joan Serrat