Geological realism in Fluvial facies modelling with GAN under variable depositional conditions

C Sun, V Demyanov, D Arnold - Computational Geosciences, 2023 - Springer
This study investigates generative adversarial networks (GANs)'capacity to model multi-
facies distributions of meandering systems. Earlier works showed that GANs outperform …

Mud retention in hydrologically closed basins promoted pre-vegetation meandering: evidence from the Neoproterozoic Diabaig Formation, Scotland

WJ McMahon, ST Herron, JA Craig… - Geological Society …, 2024 - lyellcollection.org
Fluvial point-bar deposits are described from the c. 1 Ga Diabaig Formation, representing
some of the most compelling architectural evidence of planform sinuosity recognized in pre …

Predicting subsurface architecture from surface channel networks in the Bengal Delta

Z Xu, MR Khan, KM Ahmed, A Zahid… - Journal of …, 2023 - Wiley Online Library
Groundwater is the primary source of water in the Bengal Delta but contamination threatens
this vital resource. In deltaic environments, heterogeneous sedimentary architecture controls …

[HTML][HTML] GAN River-I: A process-based low NTG meandering reservoir model dataset for machine learning studies

C Sun, V Demyanov, D Arnold - Data in Brief, 2023 - Elsevier
Abstract The GAN River-I data set is designed to provide a stern test for machine learning
and geostatistical tools that wish to recreate the complex geometries of realistic facies …

Lateral river erosion impacts the preservation of Neolithic enclosures in alluvial plains

JL Grimaud, P Gouge, D Huyghe, C Petit, L Lestel… - Scientific Reports, 2023 - nature.com
Situating prehistoric sites in their past environment helps us to understand their functionality
and the organization of early sedentary human societies. However, this is a challenge as the …

[HTML][HTML] A conditional GAN-based approach to build 3D facies models sequentially upwards

C Sun, V Demyanov, D Arnold - Computers & Geosciences, 2023 - Elsevier
This paper presents an alternative way of simulating 3D facies models using conditional
generative adversarial networks (GANs) by reconstructing the 3D volume upward with …

Geomorphic river classifications based on different methods coincide in predicting fish assemblage structure

C Bañales‐Seguel, K Górski, A Zurita… - Earth Surface …, 2024 - Wiley Online Library
River classification is a necessary starting point for understanding river ecosystems and
developing management guidelines. Using GIS to analyse an Andean river basin, we …

Submarine channel stacking patterns controlled by the autogenic 3D kinematics of meander bends

M Lemay, JL Grimaud, I Cojan… - Geological Society …, 2024 - lyellcollection.org
Channel kinematics play a pivotal but underappreciated role in determining submarine
meandering channel stacking patterns. A stratigraphic forward model is here applied to …

[HTML][HTML] A stable deep adversarial learning approach for geological facies generation

F Bhavsar, N Desassis, F Ors, T Romary - Computers & Geosciences, 2024 - Elsevier
The simulation of geological facies in an unobservable volume is essential in various
geoscience applications. Given the complexity of the problem, deep generative learning is a …

Conditional simulations of reservoir models using Sequential Monte-Carlo methods

A Troncoso - 2022 - pastel.hal.science
A sequential Monte Carlo method, called particle filtering, has been used in a spatial context
to produce simulations of two reservoir models that respect the observed facies at wells. The …