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Airborne transient electromagnetic (TEM) is a cost-effective method to image the distribution of electrical conductivity in the ground. We consider layered earth inversion to interpret large data sets of hundreds of kilometre. Different…

Geophysics · Physics 2012-07-17 Julien Guillemoteau , Pascal Sailhac , Mickael Behaegel

The drone navigation requires the comprehensive understanding of both visual and geometric information in the 3D world. In this paper, we present a Visual-Geometric Fusion Network(VGF-Net), a deep network for the fusion analysis of…

Computer Vision and Pattern Recognition · Computer Science 2021-04-08 Yilin Liu , Ke Xie , Hui Huang

The flooding extent area in a river valley is related to river gauge observations. The higher the water elevation, the larger the flooding area. Due to synthetic aperture radar\textquoteright s (SAR) capabilities to penetrate through…

Machine Learning · Computer Science 2024-10-14 Monika Gierszewska , Tomasz Berezowski

An optimization-based strategy is proposed for coupling three-dimensional and one-dimensional problems (3D-1D coupling) in the context of soil-root interaction simulations. This strategy, originally designed to tackle generic 3D-1D coupled…

Numerical Analysis · Mathematics 2024-12-18 Stefano Berrone , Stefano Ferraris , Denise Grappein , Gioana Teora , Fabio Vicini

Restoring images degraded by adverse weather remains a significant challenge due to the highly non-uniform and spatially heterogeneous nature of weather-induced artifacts, e.g., fine-grained rain streaks versus widespread haze. Accurately…

Computer Vision and Pattern Recognition · Computer Science 2025-10-24 Hainuo Wang , Qiming Hu , Xiaojie Guo

A novel strategy is proposed to improve the accuracy of state estimation and reconstruction from low-fidelity models and sparse data from sensors. This strategy combines ensemble Data Assimilation (DA) and Machine Learning (ML) tools,…

Fluid Dynamics · Physics 2025-01-31 Miguel M. Valero , Marcello Meldi

This paper introduces a method for spatial interpolation of extreme values, and in particular targets the case in which conventional data, resulting from a measurement for example, are available at only a few locations. To overcome this the…

Methodology · Statistics 2012-03-13 B. D. Youngman

Airborne laser scanning and photogrammetry are two main techniques to obtain 3D data representing the object surface. Due to the high cost of laser scanning, we want to explore the potential of using point clouds derived by dense image…

Computer Vision and Pattern Recognition · Computer Science 2018-07-26 Zhenchao Zhang , Markus Gerke , George Vosselman , Michael Ying Yang

Most of the research work in the solar potential analysis is performed utilizing aerial imagery, LiDAR data, and satellite imagery. However, in the existing studies using satellite data, parameters such as trees/ vegetation shadow, adjacent…

Computer Vision and Pattern Recognition · Computer Science 2024-11-08 Jai Singla

Quantifying changes in the probability and magnitude of extreme flooding events is key to mitigating their impacts. While hydrodynamic data are inherently spatially dependent, traditional spatial models such as Gaussian processes are poorly…

Methodology · Statistics 2024-05-06 Reetam Majumder , Brian J. Reich , Benjamin A. Shaby

Energy level diagrams in organic electronic devices play a crucial role in device performance and interpretation of device physics. In the case of organic solar cells, it has become routine to estimate the photovoltaic gap of the…

The transition to renewable energy, particularly solar, is key to mitigating climate change. Google's Solar API aids this transition by estimating solar potential from aerial imagery, but its impact is constrained by geographical coverage.…

Computer Vision and Pattern Recognition · Computer Science 2024-08-30 Vishal Batchu , Alex Wilson , Betty Peng , Carl Elkin , Umangi Jain , Christopher Van Arsdale , Ross Goroshin , Varun Gulshan

We propose an efficient and generative augmentation approach to solve the inadequacy concern of underwater debris data for visual detection. We use cycleGAN as a data augmentation technique to convert openly available, abundant data of…

Computer Vision and Pattern Recognition · Computer Science 2022-12-08 Vaishnavi Khindkar , Janhavi Khindkar

Unmanned Aerial Vehicles (UAVs) rely on satellite systems for stable positioning. However, due to limited satellite coverage or communication disruptions, UAVs may lose signals from satellite-based positioning systems. In such situations,…

Computer Vision and Pattern Recognition · Computer Science 2023-08-14 Ming Dai , Enhui Zheng , Zhenhua Feng , Jiedong Zhuang , Wankou Yang

Advances in data assimilation (DA) methods have greatly improved the accuracy of Earth system predictions. To fuse multi-source data and reconstruct the nonlinear evolution missing from observations, geoscientists are developing…

Atmospheric and Oceanic Physics · Physics 2024-12-19 Qingyu Zheng , Guijun Han , Wei Li , Lige Cao , Gongfu Zhou , Haowen Wu , Qi Shao , Ru Wang , Xiaobo Wu , Xudong Cui , Hong Li , Xuan Wang

Continuous monitoring for road flooding could be achieved through onboard computing of satellite imagery to generate near real-time insights made available to generate dynamic information for maps used for navigation. Given the existing…

Robotics · Computer Science 2024-05-07 Vishesh Vatsal , Gouranga Nandi , Primo Manilal

The Tibetan Plateau, known as the Asian Water Tower, faces significant water security challenges due to its high sensitivity to climate change. Advancing Earth observation for sustainable water monitoring is thus essential for building…

Computer Vision and Pattern Recognition · Computer Science 2025-07-25 Haonan Chen , Xin Tong

Nowadays, subsurface salt body localization and delineation, also called semantic segmentation of salt bodies, are among the most challenging geophysicist tasks. Thus, identifying large salt bodies is notoriously tricky and is crucial for…

Computer Vision and Pattern Recognition · Computer Science 2021-06-18 Luis Felipe Henriques , Sérgio Colcher , Ruy Luiz Milidiú , André Bulcão , Pablo Barros

Current climate shift has significant impacts on both quality and quantity of snow precipitation. This directly influences spatial variability of the snowpack as well as cumulative snow height. Contemporary glacier retreat reorganizes…

Geophysics · Physics 2021-06-15 Eric Bernard , Jean-Michel Friedt , Madeleine Griselin

Spatial patterns of water table depth (WTD) play a crucial role in shaping ecological resilience, hydrological connectivity, and human-centric systems. Generally, a large-scale (e.g., continental or global) continuous map of static WTD can…

Machine Learning · Computer Science 2025-03-14 Joseph Janssen , Ardalan Tootchi , Ali A. Ameli
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