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Automated sensing instruments on satellites and aircraft have enabled the collection of massive amounts of high-resolution observations of spatial fields over large spatial regions. If these datasets can be efficiently exploited, they can…

统计方法学 · 统计学 2015-12-08 Matthias Katzfuss

Operational near-real-time monitoring of Earth's surface deformation using Interferometric Synthetic Aperture Radar (InSAR) requires processing algorithms that efficiently incorporate new acquisitions without reprocessing historical…

High-fidelity simulations and physical experiments are essential for engineering analysis and design, yet their high cost often makes two critical tasks--global sensitivity analysis (GSA) and optimization--prohibitively expensive. This…

机器学习 · 计算机科学 2026-01-01 Bach Do , Nafeezat A. Ajenifuja , Taiwo A. Adebiyi , Ruda Zhang

Automated source extraction and parameterization represents a crucial challenge for the next-generation radio interferometer surveys, such as those performed with the Square Kilometre Array (SKA) and its precursors. In this paper we present…

天体物理仪器与方法 · 物理学 2016-05-09 S. Riggi , A. Ingallinera , P. Leto , F. Cavallaro , F. Bufano , F. Schillirò , C. Trigilio , G. Umana , C. S. Buemi , R. P. Norris

Afforestation and reforestation are popular strategies for mitigating climate change by enhancing carbon sequestration. However, the effectiveness of these efforts is often self-reported by project developers, or certified through processes…

机器学习 · 计算机科学 2025-08-18 Angela John , Selvyn Allotey , Till Koebe , Alexandra Tyukavina , Ingmar Weber

Nonstationary Gaussian processes (GPs) are essential for modeling complex, locally heterogeneous spatial data. A common modeling approach is the spatial deformation method that warps the domain to recover isotropy. However, this static…

机器学习 · 计算机科学 2026-05-01 Minghao Gu , Weizhi Lin , Qiang Huang

Agricultural production using high technology is an inevitable trend in Vietnam. Especially for material crops which typically need large growing areas, wireless sensor networks has been clearly playing a significant role in increasing…

网络与互联网体系结构 · 计算机科学 2021-07-05 Nguyen Truong Son , Quach Cong Hoang , Dang Thi Huong Giang , Vu Minh Trung , Vuong Quang Huy , Mai Anh Tuan

Gaussian Processes (GPs) has experienced tremendous success in geoscience in general and for bio-geophysical parameter retrieval in the last years. GPs constitute a solid Bayesian framework to formulate many function approximation problems…

Molecular adsorption at organic/metal interfaces depends on a range of mechanisms: covalent bonds, charge transfer, Pauli repulsion and van der Waals (vdW) interactions shape the potential energy surface (PES), making it key to…

计算物理 · 物理学 2020-09-29 Lukas Hörmann , Andreas Jeindl , Oliver T. Hofmann

Soil organic carbon (SOC) is a critical indicator of soil health, but its accurate estimation from satellite imagery is hindered in vegetated regions due to spectral contamination from plant cover, which obscures soil reflectance and…

图像与视频处理 · 电气工程与系统科学 2025-05-27 Dristi Datta , Manoranjan Paul , Manzur Murshed , Shyh Wei Teng , Leigh M. Schmidtke

High-resolution climatic data are essential to many applications in environmental research. Here we develop a new semi-mechanistic downscaling approach for daily precipitation that incorporates high resolution (30 arc sec) satellite-derived…

大气与海洋物理 · 物理学 2021-10-13 Dirk Nikolaus Karger , Adam M. Wilson , Colin Mahony , Niklaus E. Zimmermann , Walter Jetz

Biomass estimation of oilseed rape is crucial for optimizing crop productivity and breeding strategies. While UAV-based imaging has advanced high-throughput phenotyping, current methods often rely on orthophoto images, which struggle with…

计算机视觉与模式识别 · 计算机科学 2024-11-14 Yutao Shen , Hongyu Zhou , Xin Yang , Xuqi Lu , Ziyue Guo , Lixi Jiang , Yong He , Haiyan Cen

The study aimed to evaluate the applicability of environmental indices in the monitoring of smouldering coal-waste dumps. A dump located in the Upper Silesian Coal Basin served as the research site for a multi-method analysis combining…

地球物理 · 物理学 2026-01-27 Anna Abramowicz , Michal Laska , Adam Nadudvari , Oimahmad Rahmonov

Unmanned Aircraft Systems (UAS) and satellites are key data sources for precision agriculture, yet each presents trade-offs. Satellite data offer broad spatial, temporal, and spectral coverage but lack the resolution needed for many…

计算机视觉与模式识别 · 计算机科学 2025-05-29 Arif Masrur , Peder A. Olsen , Paul R. Adler , Carlan Jackson , Matthew W. Myers , Nathan Sedghi , Ray R. Weil

A common requirement of plant breeding programs across the country is companion planting -- growing different species of plants in close proximity so they can mutually benefit each other. However, the determination of companion plants…

计算机视觉与模式识别 · 计算机科学 2022-05-03 Venkat Margapuri , Trevor Rife , Chaney Courtney , Brandon Schlautman , Kai Zhao , Mitchell Neilsen

The use of GNSS signals as a source of opportunity for remote sensing applications, GNSS-R, has been a research area of interest for more than a decade. One of the possible applications of this technique is soil moisture monitoring. The…

ESA's PROBA-V Earth observation satellite enables us to monitor our planet at a large scale, studying the interaction between vegetation and climate and provides guidance for important decisions on our common global future. However, the…

计算机视觉与模式识别 · 计算机科学 2019-07-04 Marcus Märtens , Dario Izzo , Andrej Krzic , Daniël Cox

Generating large-scale samples of stationary random fields is of great importance in the fields such as geomaterial modeling and uncertainty quantification. Traditional methodologies based on covariance matrix decomposition have the…

统计方法学 · 统计学 2022-08-23 Bin Zhu , Jiahao Liu , Zhengshou Lai , Tao Qian

We propose a physics-based method to learn environmental fields (EFs) using a mobile robot. Common purely data-driven methods require prohibitively many measurements to accurately learn such complex EFs. Alternatively, physics-based models…

机器人学 · 计算机科学 2021-01-15 Reza Khodayi-mehr , Michael M. Zavlanos

Sea surface temperature (SST) is an essential indicator of global climate change and one of the most intuitive factors reflecting ocean conditions. Obtaining high-resolution SST data remains challenging due to limitations in physical…

图像与视频处理 · 电气工程与系统科学 2025-09-30 Wankun Chen , Feng Gao , Yanhai Gan , Jingchao Cao , Junyu Dong , Qian Du