Sha** the concentration of petroleum hydrocarbon pollution in soil: A machine learning and resistivity-based prediction method

F Meng, J Wang, Z Chen, F Qiao, D Yang - Journal of Environmental …, 2023 - Elsevier
A new method relying on machine learning and resistivity to predict concentrations of
petroleum hydrocarbon pollution in soil was proposed as a means of investigation and …

A comparative study of DNAPL migration and transformation in confined and unconfined groundwater systems

J Shi, X Chen, B Ye, Z Wang, Y Sun, J Wu, H Guo - Water Research, 2023 - Elsevier
To explore the migration and transformation process of dense non-aqueous liquid (DNAPL)
pollutants' multiphase flow, specifically nitrobenzene (NB), in confined groundwater (CG) …

Modeling upscaled mass discharge from complex DNAPL source zones using a Bayesian neural network: Prediction accuracy, uncertainty quantification and source …

X Kang, A Kokkinaki, X Shi, J Lee… - Water Resources …, 2024 - Wiley Online Library
The mass discharge emanating from dense non‐aqueous phase liquid (DNAPL) source
zones (SZs) is often used as a key metric for risk assessment. To predict the temporal …

A comparison of inversion methods for surrogate‐based groundwater contamination source identification with varying degrees of model complexity

Z Chang, Z Guo, K Chen, Z Wang… - Water Resources …, 2024 - Wiley Online Library
Accurate identification of groundwater contamination sources is important for designing
efficacious site remediation strategies. Currently, the methods for identifying contamination …

[HTML][HTML] Polynomial chaos enhanced by dynamic mode decomposition for order-reduction of dynamic models

G Libero, DM Tartakovsky, V Ciriello - Advances in Water Resources, 2024 - Elsevier
Thanks to their low computational cost, reduced-order models (ROMs) are indispensable in
ensemble-based simulations used, eg, for uncertainty quantification, inverse modeling, and …

Bidirectional machine learning–assisted sensitivity-based stochastic searching approach for groundwater dnapl source characterization

Z Hou, Y Lin, T Liu, W Lu - Environmental Science and Pollution Research, 2024 - Springer
In this study, we designed a machine learning–based parallel global searching method
using the Bayesian inversion framework for efficient identification of dense non-aqueous …

Optimized survey design for the joint use of direct current resistivity and induced polarization: Monitoring of DNAPL source zone evolution at a virtual field site

S Qiang, X Shi, A Revil, X Kang, C Power - Journal of Contaminant …, 2024 - Elsevier
The combined application of direct current (DC) resistivity and induced polarization (IP)
methods, referred to as combined DCIP method, has gained popularity for characterizing the …

Subsurface Characterization using Ensemble-based Approaches with Deep Generative Models

J Bao, H Yoon, J Lee - arxiv preprint arxiv:2310.00839, 2023 - arxiv.org
Estimating spatially distributed properties such as hydraulic conductivity (K) from available
sparse measurements is a great challenge in subsurface characterization. However, the use …

Coupling Self-Attention Generative Adversarial Network and Bayesian Inversion for Carbon Storage System

J Bao, J Lee, H Yoon - 1st Workshop on the Synergy of Scientific …, 2023 - openreview.net
Characterization of geologic heterogeneity at a geological carbon storage (GCS) system is
crucial for cost-effective carbon injection planning and reliable carbon storage. With recent …

Enhanced Geothermal Site Characterization Using Generative Adversarial Network and Ensemble Method

J Bao, J Lee, H Yoon - ARMA US Rock Mechanics/Geomechanics …, 2024 - onepetro.org
Characterizing the subsurface properties such as permeability and thermal conductivity is
important for stimulation planning and heat production in enhanced geothermal systems …