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Related papers: AstroLoc: Robust Space to Ground Image Localizer

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We introduce a novel approach for the precise localization of 67 anatomical structures from single depth images captured from the exterior of the human body. Our method uses a multi-class occupancy network, trained using segmented CT scans…

Computer Vision and Pattern Recognition · Computer Science 2025-04-23 Pit Henrich , Franziska Mathis-Ullrich

In this letter, we introduce GroundLoc, a LiDAR-only localization pipeline designed to localize a mobile robot in large-scale outdoor environments using prior maps. GroundLoc employs a Bird's-Eye View (BEV) image projection focusing on the…

Robotics · Computer Science 2025-10-29 Nicolai Steinke , Daniel Goehring

Image geolocalization is the task of identifying the location depicted in a photo based only on its visual information. This task is inherently challenging since many photos have only few, possibly ambiguous cues to their geolocation.…

Computer Vision and Pattern Recognition · Computer Science 2018-08-08 Paul Hongsuck Seo , Tobias Weyand , Jack Sim , Bohyung Han

Climate-induced disasters are and will continue to be on the rise, and thus search-and-rescue (SAR) operations, where the task is to localize and assist one or several people who are missing, become increasingly relevant. In many cases the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-10 Aleksis Pirinen , Anton Samuelsson , John Backsund , Kalle Åström

Geolocating precise locations from images presents a challenging problem in computer vision and information retrieval.Traditional methods typically employ either classification, which dividing the Earth surface into grid cells and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-31 Zhongliang Zhou , Jielu Zhang , Zihan Guan , Mengxuan Hu , Ni Lao , Lan Mu , Sheng Li , Gengchen Mai

This technical report introduces CyberLoc, an image-based visual localization pipeline for robust and accurate long-term pose estimation under challenging conditions. The proposed method comprises four modules connected in a sequence.…

Computer Vision and Pattern Recognition · Computer Science 2023-01-09 Liu Liu , Yukai Lin , Xiao Liang , Qichao Xu , Miao Jia , Yangdong Liu , Yuxiang Wen , Wei Luo , Jiangwei Li

With the spread of tampered images, locating the tampered regions in digital images has drawn increasing attention. The existing image tampering localization methods, however, suffer from severe performance degradation when the tampered…

Computer Vision and Pattern Recognition · Computer Science 2022-11-09 Peiyu Zhuang , Haodong Li , Rui Yang , Jiwu Huang

State-of-the-art hierarchical localisation pipelines (HLoc) employ image retrieval (IR) to establish 2D-3D correspondences by selecting the top-$k$ most similar images from a reference database. While increasing $k$ improves localisation…

Computer Vision and Pattern Recognition · Computer Science 2025-03-05 Changkun Liu , Jianhao Jiao , Huajian Huang , Zhengyang Ma , Dimitrios Kanoulas , Tristan Braud

The NASA Lunar Reconnaissance Orbiter (LRO) has returned petabytes of lunar high spatial resolution surface imagery over the past decade, impractical for humans to fully review manually. Here we develop an automated method using a deep…

Earth and Planetary Astrophysics · Physics 2024-03-13 Adam Lesnikowski , Valentin T. Bickel , Daniel Angerhausen

Camera relocalization has various applications in autonomous driving. Previous camera pose regression models consider only ideal scenarios where there is little environmental perturbation. To deal with challenging driving environments that…

Computer Vision and Pattern Recognition · Computer Science 2023-05-26 Sijie Wang , Qiyu Kang , Rui She , Wee Peng Tay , Andreas Hartmannsgruber , Diego Navarro Navarro

NASA's POLAR dataset contains approximately 2,600 pairs of high dynamic range stereo photos captured across 13 varied terrain scenarios, including areas with sparse or dense rock distributions, craters, and rocks of different sizes. The…

Robotics · Computer Science 2025-01-27 Bo-Hsun Chen , Peter Negrut , Thomas Liang , Nevindu Batagoda , Harry Zhang , Dan Negrut

With the rapidly increasing number of satellites in space and their enhanced capabilities, the amount of earth observation images collected by satellites is exceeding the transmission limits of satellite-to-ground links. Although existing…

Image and Video Processing · Electrical Eng. & Systems 2024-11-12 Ziyuan Zhang , Han Qiu , Maosen Zhang , Jun Liu , Bin Chen , Tianwei Zhang , Hewu Li

Robust place recognition is essential for reliable localization in robotics, particularly in complex environments with frequent indoor-outdoor transitions. However, existing LiDAR-based datasets often focus on outdoor scenarios and lack…

Robotics · Computer Science 2025-12-19 Jaejin Jeon , Seonghoon Ryoo , Sang-Duck Lee , Soomok Lee , Seungwoo Jeong

We present a visual localization system that learns to estimate camera poses in the real world with the help of synthetic data. Despite significant progress in recent years, most learning-based approaches to visual localization target at a…

Computer Vision and Pattern Recognition · Computer Science 2022-03-31 Qi Yan , Jianhao Zheng , Simon Reding , Shanci Li , Iordan Doytchinov

Unmanned aerial vehicles (UAVs) visual localization in planetary aims to estimate the absolute pose of the UAV in the world coordinate system through satellite maps and images captured by on-board cameras. However, since planetary scenes…

Robotics · Computer Science 2024-05-14 Xubo Luo , Xue Wan , Yixing Gao , Yaolin Tian , Wei Zhang , Leizheng Shu

Visual geolocalization is a cost-effective and scalable task that involves matching one or more query images, taken at some unknown location, to a set of geo-tagged reference images. Existing methods, devoted to semantic features…

Computer Vision and Pattern Recognition · Computer Science 2025-01-14 Boni Hu , Lin Chen , Runjian Chen , Shuhui Bu , Pengcheng Han , Haowei Li

Map-based LiDAR localization, while widely used in autonomous systems, faces significant challenges in degraded environments due to lacking distinct geometric features. This paper introduces SuperLoc, a robust LiDAR localization package…

Robotics · Computer Science 2025-03-31 Shibo Zhao , Honghao Zhu , Yuanjun Gao , Beomsoo Kim , Yuheng Qiu , Aaron M. Johnson , Sebastian Scherer

The application of unmanned aerial vehicles (UAV) has been widely extended recently. It is crucial to ensure accurate latitude and longitude coordinates for UAVs, especially when the global navigation satellite systems (GNSS) are disrupted…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Wenjia Xu , Yaxuan Yao , Jiaqi Cao , Zhiwei Wei , Chunbo Liu , Jiuniu Wang , Mugen Peng

We present the ALTO dataset, a vision-focused dataset for the development and benchmarking of Visual Place Recognition and Localization methods for Unmanned Aerial Vehicles. The dataset is composed of two long (approximately 150km and…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Ivan Cisneros , Peng Yin , Ji Zhang , Howie Choset , Sebastian Scherer

Vision Language Models (VLMs) have been applied to several specific domains and have shown strong problem-solving capabilities. However, astronomical imaging, a quite complex problem involving multidisciplinary knowledge and several…

Multiagent Systems · Computer Science 2026-04-20 Yaohui Han , Tianshuo Wang , Zixi Zhao , Zhengchun Zhu , Shuo Ren , Yiru Wang , Rongliang Fu , Tinghuan Chen , Tsung-Yi Ho