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In this paper, we propose OpenSatMap, a fine-grained, high-resolution satellite dataset for large-scale map construction. Map construction is one of the foundations of the transportation industry, such as navigation and autonomous driving.…

Computer Vision and Pattern Recognition · Computer Science 2024-10-31 Hongbo Zhao , Lue Fan , Yuntao Chen , Haochen Wang , yuran Yang , Xiaojuan Jin , Yixin Zhang , Gaofeng Meng , Zhaoxiang Zhang

Buildings classification using satellite images is becoming more important for several applications such as damage assessment, resource allocation, and population estimation. We focus, in this work, on buildings damage assessment (BDA) and…

Computer Vision and Pattern Recognition · Computer Science 2021-11-30 Mohammad Dimassi , Abed Ellatif Samhat , Mohammad Zaraket , Jamal Haidar , Mustafa Shukor , Ali J. Ghandour

City-scale 3D reconstruction from satellite imagery presents the challenge of extreme viewpoint extrapolation, where our goal is to synthesize ground-level novel views from sparse orbital images with minimal parallax. This requires…

Computer Vision and Pattern Recognition · Computer Science 2026-04-09 Fei Yu , Yu Liu , Luyang Tang , Mingchao Sun , Zengye Ge , Rui Bu , Yuchao Jin , Haisen Zhao , He Sun , Yangyan Li , Mu Xu , Wenzheng Chen , Baoquan Chen

Spatially-explicit estimates of population density, together with appropriate estimates of uncertainty, are required in many management contexts. Density Surface Models (DSMs) are a two-stage approach for estimating spatially-varying…

Methodology · Statistics 2021-02-25 Mark V Bravington , David L Miller , Sharon L Hedley

Digital Elevation Model (DEM) is an essential aspect in the remote sensing domain to analyze and explore different applications related to surface elevation information. In this study, we intend to address the generation of high-resolution…

Image and Video Processing · Electrical Eng. & Systems 2024-09-23 Subhajit Paul , Ashutosh Gupta

Statistical shape modeling is an essential tool for the quantitative analysis of anatomical populations. Point distribution models (PDMs) represent the anatomical surface via a dense set of correspondences, an intuitive and easy-to-use…

Image and Video Processing · Electrical Eng. & Systems 2022-01-11 Wenzheng Tao , Riddhish Bhalodia , Shireen Elhabian

We introduce a framework for the enhanced estimation of photometric redshifts using Self-Organising Maps (SOMs). Our method projects galaxy Spectral Energy Distributions (SEDs) onto a two-dimensional map, identifying regions that are…

Understanding the 3D geometric structure of the Earth's surface has been an active research topic in photogrammetry and remote sensing community for decades, serving as an essential building block for various applications such as 3D digital…

Computer Vision and Pattern Recognition · Computer Science 2022-11-21 Xiang Li , Mingyang Wang , Yi Fang

Urban digital twins are virtual replicas of cities that use multi-source data and data analytics to optimize urban planning, infrastructure management, and decision-making. Towards this, we propose a framework focused on the single-building…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Kyle Gao , Dening Lu , Liangzhi Li , Nan Chen , Hongjie He , Linlin Xu , Jonathan Li

Density estimation for geospatial data ideally relies on precise geocoordinates, typically defined by longitude and latitude. However, such detailed information is often unavailable due to confidentiality constraints. As a result, analysts…

Applications · Statistics 2025-08-06 Michael Mühlbauer , Timo Schmid

The identification and modeling of the terrain from point cloud data is an important component of Terrestrial Remote Sensing (TRS) applications. The main focus in terrain modeling is capturing details of complex geological features of…

Computer Vision and Pattern Recognition · Computer Science 2019-10-14 Lee Easson , Alireza Tavakkoli , Jonathan Greenberg

True Digital Orthophoto Maps (TDOMs) are essential products for digital twins and Geographic Information Systems (GIS). Traditionally, TDOM generation involves a complex set of traditional photogrammetric process, which may deteriorate due…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Xin Wang , Wendi Zhang , Hong Xie , Haibin Ai , Qiangqiang Yuan , Zongqian Zhan

Various datasets have been proposed for simultaneous localization and mapping (SLAM) and related problems. Existing datasets often include small environments, have incomplete ground truth, or lack important sensor data, such as depth and…

Computer Vision and Pattern Recognition · Computer Science 2023-01-04 Janne Mustaniemi , Juho Kannala , Esa Rahtu , Li Liu , Janne Heikkilä

Object detection in high-resolution aerial images is a challenging task because of 1) the large variation in object size, and 2) non-uniform distribution of objects. A common solution is to divide the large aerial image into small (uniform)…

Computer Vision and Pattern Recognition · Computer Science 2020-04-14 Changlin Li , Taojiannan Yang , Sijie Zhu , Chen Chen , Shanyue Guan

Statistical methods are usually applied in the processing of digital images for the analysis of the textures displayed by them. Aiming to evaluate the urbanization of a given location from satellite or aerial images, here we consider a…

Computer Vision and Pattern Recognition · Computer Science 2016-11-11 Amelia Carolina Sparavigna

Automated road network extraction from remote sensing imagery remains a significant challenge despite its importance in a broad array of applications. To this end, we explore road network extraction at scale with inference of semantic…

Computer Vision and Pattern Recognition · Computer Science 2021-02-25 Adam Van Etten

The concept of creating digital twins, connected digital models of physical systems, is gaining increasing attention for modeling and simulation of whole cities. The basis for building a digital twin of a city is the generation of a 3D city…

Graphics · Computer Science 2022-10-12 Vasilis Naserentin , Anders Logg

Land use classification is essential for urban planning. Urban land use types can be differentiated either by their physical characteristics (such as reflectivity and texture) or social functions. Remote sensing techniques have been…

Computers and Society · Computer Science 2013-10-24 Tao Pei , Stanislav Sobolevsky , Carlo Ratti , Shih-Lung Shaw , Chenghu Zhou

Obtaining detailed and reliable data about local economic livelihoods in developing countries is expensive, and data are consequently scarce. Previous work has shown that it is possible to measure local-level economic livelihoods using…

Machine Learning · Statistics 2017-11-13 Anthony Perez , Christopher Yeh , George Azzari , Marshall Burke , David Lobell , Stefano Ermon

Modern high-resolution satellite sensors collect optical imagery with ground sampling distances (GSDs) of 30-50cm, which has sparked a renewed interest in photogrammetric 3D surface reconstruction from satellite data. State-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2020-05-14 Mathias Rothermel , Ke Gong , Dieter Fritsch , Konrad Schindler , Norbert Haala
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