Subsurface sedimentary structure identification using deep learning: A review

C Zhan, Z Dai, Z Yang, X Zhang, Z Ma, HV Thanh… - Earth-Science …, 2023 - Elsevier
The reliable identification of subsurface sedimentary structures (ie, geologic heterogeneity)
is critical in various earth and environmental sciences, petroleum reservoir engineering, and …

Stage‐wise stochastic deep learning inversion framework for subsurface sedimentary structure identification

C Zhan, Z Dai, MR Soltanian… - Geophysical research …, 2022 - Wiley Online Library
The stochastic models and deep‐learning models are the two most commonly used
methods for subsurface sedimentary structures identification. The results from the stochastic …

An integrated inversion framework for heterogeneous aquifer structure identification with single-sample generative adversarial network

C Zhan, Z Dai, J Samper, S Yin, R Ershadnia… - Journal of …, 2022 - Elsevier
Generating reasonable heterogeneous aquifer structures is essential for understanding the
physicochemical processes controlling groundwater flow and solute transport better. The …

An improved tandem neural network architecture for inverse modeling of multicomponent reactive transport in porous media

J Chen, Z Dai, Z Yang, Y Pan, X Zhang… - Water Resources …, 2021 - Wiley Online Library
Parameter estimation for reactive transport models (RTMs) is important in improving their
predictive capacity for accurately simulating subsurface hydrogeochemical processes. This …

Ensemble smoother with multiple data assimilation to simultaneously estimate the source location and the release history of a contaminant spill in an aquifer

V Todaro, M D'Oria, MG Tanda… - Journal of Hydrology, 2021 - Elsevier
The source location and the time history of a pollutant released in an aquifer are very
relevant information for the design of effective remediation strategies. Usually, their …

Integrated hydrogeophysical modelling and data assimilation for geoelectrical leak detection

CHM Tso, TC Johnson, X Song, X Chen… - Journal of Contaminant …, 2020 - Elsevier
Time-lapse electrical resistivity tomography (ERT) measurements provide
indirectobservations of hydrological processes in the Earth's shallow subsurface at high …

Using ensemble data assimilation to estimate transient hydrologic exchange flow under highly dynamic flow conditions

K Chen, X Chen, X Song, MA Briggs… - Water Resources …, 2022 - Wiley Online Library
Quantifying dynamic hydrologic exchange flows (HEFs) within river corridors that experience
high‐frequency flow variations caused by dam regulations is important for understanding the …

Efficient multiscale imaging of subsurface resistivity with uncertainty quantification using ensemble Kalman inversion

CHM Tso, M Iglesias, P Wilkinson… - Geophysical Journal …, 2021 - academic.oup.com
Electrical resistivity tomography (ERT) is widely used to image the Earth's subsurface and
has proven to be an extremely useful tool in application to hydrological problems …

Integration of soft data into geostatistical simulation of categorical variables

SF Carle, GE Fogg - Frontiers in Earth Science, 2020 - frontiersin.org
Uncertain or indirect “soft” data, such as geologic interpretation, driller's logs, geophysical
logs or imaging, offer potential constraints or “soft conditioning” to stochastic models of …

Estimating watershed subsurface permeability from stream discharge data using deep neural networks

E Cromwell, P Shuai, P Jiang, ET Coon… - Frontiers in Earth …, 2021 - frontiersin.org
Subsurface permeability is a key parameter in watershed models that controls the
contribution from the subsurface flow to stream flows. Since the permeability is difficult and …