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Cross-view geo-localization aims at localizing a ground-level query image by matching it to its corresponding geo-referenced aerial view. In real-world scenarios, the task requires accommodating diverse ground images captured by users with…

Computer Vision and Pattern Recognition · Computer Science 2024-09-06 Li Mi , Chang Xu , Javiera Castillo-Navarro , Syrielle Montariol , Wen Yang , Antoine Bosselut , Devis Tuia

Self-supervised pretraining on large-scale satellite data has raised great interest in building Earth observation (EO) foundation models. However, many important resources beyond pure satellite imagery, such as land-cover-land-use products…

Computer Vision and Pattern Recognition · Computer Science 2024-09-25 Yi Wang , Conrad M Albrecht , Xiao Xiang Zhu

Aerial-ground localization is difficult due to large viewpoint and modality gaps between ground-level LiDAR and overhead imagery. We propose TransLocNet, a cross-modal attention framework that fuses LiDAR geometry with aerial semantic…

Computer Vision and Pattern Recognition · Computer Science 2025-12-12 Phu Pham , Damon Conover , Aniket Bera

Localization of low-cost Unmanned Aerial Vehicles (UAVs) often relies on Global Navigation Satellite Systems (GNSS). GNSS are susceptible to both natural disruptions to radio signal and intentional jamming and spoofing by an adversary. A…

Robotics · Computer Science 2025-01-09 Jouko Kinnari , Francesco Verdoja , Ville Kyrki

Localization of autonomous unmanned aerial vehicles (UAVs) relies heavily on Global Navigation Satellite Systems (GNSS), which are susceptible to interference. Especially in security applications, robust localization algorithms independent…

Robotics · Computer Science 2025-01-09 Jouko Kinnari , Riccardo Renzulli , Francesco Verdoja , Ville Kyrki

Goal-driven mobile robot navigation in map-less environments requires effective state representations for reliable decision-making. Inspired by the favorable properties of Bird's-Eye View (BEV) in point clouds for visual perception, this…

Robotics · Computer Science 2024-09-04 Jiahao Jiang , Yuxiang Yang , Yingqi Deng , Chenlong Ma , Jing Zhang

To find the geolocation of a street-view image, cross-view geolocalization (CVGL) methods typically perform image retrieval on a database of georeferenced aerial images and determine the location from the visually most similar match. Recent…

Computer Vision and Pattern Recognition · Computer Science 2023-12-14 Florian Fervers , Sebastian Bullinger , Christoph Bodensteiner , Michael Arens , Rainer Stiefelhagen

Semi-supervised object detection (SSOD), leveraging unlabeled data to boost object detectors, has become a hot topic recently. However, existing SSOD approaches mainly focus on horizontal objects, leaving oriented objects common in aerial…

Computer Vision and Pattern Recognition · Computer Science 2025-09-26 Dingkang Liang , Wei Hua , Chunsheng Shi , Zhikang Zou , Xiaoqing Ye , Xiang Bai

In recent years, using a network of autonomous and cooperative unmanned aerial vehicles (UAVs) without command and communication from the ground station has become more imperative, in particular in search-and-rescue operations, disaster…

Networking and Internet Architecture · Computer Science 2018-08-02 Han Peng , Abolfazl Razi , Fatemeh Afghah , Jonathan Ashdown

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

We propose a novel method for geolocalizing Unmanned Aerial Vehicles (UAVs) in environments lacking Global Navigation Satellite Systems (GNSS). Current state-of-the-art techniques employ an offline-trained encoder to generate a vector…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Theo Di Piazza , Enric Meinhardt-Llopis , Gabriele Facciolo , Benedicte Bascle , Corentin Abgrall , Jean-Clement Devaux

Research in the field of autonomous Unmanned Aerial Vehicles (UAVs) has significantly advanced in recent years, mainly due to their relevance in a large variety of commercial, industrial, and military applications. However, UAV navigation…

Computer Vision and Pattern Recognition · Computer Science 2020-02-03 Akkas Haque , Ahmed Elsaharti , Tarek Elderini , Mohamed Atef Elsaharty , Jeremiah Neubert

Cross-view geo-localization aims to estimate the location of a query ground image by matching it to a reference geo-tagged aerial images database. As an extremely challenging task, its difficulties root in the drastic view changes and…

Computer Vision and Pattern Recognition · Computer Science 2023-06-19 Xiaohan Zhang , Xingyu Li , Waqas Sultani , Yi Zhou , Safwan Wshah

Cross-View Geo-Localisation is still a challenging task where additional modules, specific pre-processing or zooming strategies are necessary to determine accurate positions of images. Since different views have different geometries,…

Computer Vision and Pattern Recognition · Computer Science 2023-08-30 Fabian Deuser , Konrad Habel , Norbert Oswald

Cross-view localization, the task of estimating a camera's 3-degrees-of-freedom (3-DoF) pose by aligning ground-level images with satellite images, is crucial for large-scale outdoor applications like autonomous navigation and augmented…

Computer Vision and Pattern Recognition · Computer Science 2025-07-16 Shaowen Tong , Zimin Xia , Alexandre Alahi , Xuming He , Yujiao Shi

Convolutional networks have marked their place over the last few years as the best performing model for various visual tasks. They are, however, most suited for supervised learning from large amounts of labeled data. Previous attempts have…

Machine Learning · Statistics 2016-11-23 Elad Hoffer , Itay Hubara , Nir Ailon

Deep learning based object detectors struggle generalizing to a new target domain bearing significant variations in object and background. Most current methods align domains by using image or instance-level adversarial feature alignment.…

Computer Vision and Pattern Recognition · Computer Science 2023-11-10 Muhammad Akhtar Munir , Muhammad Haris Khan , M. Saquib Sarfraz , Mohsen Ali

This paper investigates the effective utilization of unlabeled data for large-area cross-view geo-localization (CVGL), encompassing both unsupervised and semi-supervised settings. Common approaches to CVGL rely on ground-satellite image…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Guopeng Li , Ming Qian , Gui-Song Xia

Detecting oriented objects along with estimating their rotation information is one crucial step for analyzing remote sensing images. Despite that many methods proposed recently have achieved remarkable performance, most of them directly…

Computer Vision and Pattern Recognition · Computer Science 2021-12-02 Yanjie Wang , Xu Zou , Zhijun Zhang , Wenhui Xu , Liqun Chen , Sheng Zhong , Luxin Yan , Guodong Wang

With the rapid growth of the low-altitude economy, unmanned aerial vehicles (UAVs) have become key platforms for measurement and tracking in intelligent patrol systems. However, in GNSS-denied environments, localization schemes that rely…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Tao Liu , Kan Ren , Qian Chen