A review of airborne electromagnetic methods with focus on geotechnical and hydrological applications from 2007 to 2017

E Auken, T Boesen, AV Christiansen - Advances in geophysics, 2017 - Elsevier
The purpose of this review is to report the major advancements that have been made within
the area of airborne electromagnetics (AEM) between 2007 and 2017, with a focus on …

Physics-embedded machine learning for electromagnetic data imaging: Examining three types of data-driven imaging methods

R Guo, T Huang, M Li, H Zhang… - IEEE Signal Processing …, 2023 - ieeexplore.ieee.org
Electromagnetic (EM) imaging is widely applied in sensing for security, biomedicine,
geophysics, and various industries. It is an ill-posed inverse problem whose solution is …

tTEM—A towed transient electromagnetic system for detailed 3D imaging of the top 70 m of the subsurface

E Auken, N Foged, JJ Larsen, KVT Lassen, PK Maurya… - Geophysics, 2019 - library.seg.org
There is a growing need for detailed investigation of the top 30–50 m of the subsurface,
which is critical for infrastructure, water supply, aquifer storage and recovery, farming, waste …

Development of the inversion method for transient electromagnetic data

G Xue, H Li, Y He, J Xue, X Wu - IEEE Access, 2020 - ieeexplore.ieee.org
Transient electromagnetic method (TEM) is a geophysical tool to obtain resistivity
distribution in the subsurface. Combining with the resistivity property of typical rocks, the …

Model-based synthetic geoelectric sampling for magnetotelluric inversion with deep neural networks

R Li, N Yu, X Wang, Y Liu, Z Cai… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Neural networks (NNs) are efficient tools for rapidly obtaining geoelectric models to solve
magnetotelluric (MT) inversion problems. Training an NN with strong predictive power …

The importance of subsurface drainage on model performance and water balance in an agricultural catchment using SWAT and SWAT-MODFLOW

RR Frederiksen, E Molina-Navarro - Agricultural Water Management, 2021 - Elsevier
Artificial subsurface drainage impacts the hydrological system, but its spatial distribution is
typically uncertain, hindering the understanding of the hydrological behaviour of a certain …

Combination of multigrid with constraint data for inverse problem of nonlinear diffusion equation

T Liu, D Ouyang, L Guo, R Qiu, Y Qi, W **e, Q Ma… - Mathematics, 2023 - mdpi.com
This paper delves into a rapid and accurate numerical solution for the inverse problem of the
nonlinear diffusion equation in the context of multiphase porous media flow. For the …

[HTML][HTML] Assessment of Distributed Acoustic Sensing (DAS) performance for geotechnical applications

M Rossi, R Wisén, G Vignoli, M Coni - Engineering Geology, 2022 - Elsevier
Abstract Distributed Acoustic Sensing (DAS) is a recent technology that acquires acoustic
vibrations via fiber optics sensors. The utilization of such technique for near-surface …

(Quasi-) real-time inversion of airborne time-domain electromagnetic data via artificial neural network

P Bai, G Vignoli, A Viezzoli, J Nevalainen, G Vacca - Remote Sensing, 2020 - mdpi.com
The possibility to have results very quickly after, or even during, the collection of
electromagnetic data would be important, not only for quality check purposes, but also for …

Quasi-2-D Bayesian inversion of central loop transient electromagnetic data using an adaptive Voronoi parametrization

R Peng, P Yogeshwar, Y Liu, X Hu - Geophysical Journal …, 2023 - academic.oup.com
Central loop transient electromagnetic (TEM) data are often interpreted by conventional 1-D
or quasi-2-D inversion techniques. For example, the lateral constrained inversion (LCI) is a …