Geophysical inversion using a variational autoencoder to model an assembled spatial prior uncertainty

J Lopez‐Alvis, F Nguyen, MC Looms… - … Research: Solid Earth, 2022 - Wiley Online Library
Prior information regarding subsurface spatial patterns may be used in geophysical
inversion to obtain realistic subsurface models. Field experiments require prior information …

A nearest neighbor multiple-point statistics method for fast geological modeling

C Zuo, Z Pan, Z Yin, C Guo - Computers & Geosciences, 2022 - Elsevier
Multiple-point statistics (MPS) is a powerful method to generate realistic geological models.
Given a training image as a prior model, the program iteratively reproduces spatial patterns …

A Tree‐Based Direct Sampling Method for Stochastic Surface and Subsurface Hydrological Modeling

C Zuo, Z Yin, Z Pan, EJ MacKie… - Water Resources …, 2020 - Wiley Online Library
Direct sampling (DS) is a versatile multiple‐point statistics method for generating spatial‐
temporal geostatistical models. DS is known for being able to address a variety of training …

Preservation and completeness of fluvial meandering deposits influenced by channel motions and overbank sedimentation

JL Grimaud, F Ors, M Lemay, I Cojan… - Journal of Geophysical …, 2022 - Wiley Online Library
Assessing the contribution of geomorphic processes to the (non‐) preservation of
sedimentary deposits is necessary to account for potential bias in measured accumulation …

Stochastic simulation by image quilting of process-based geological models

J Hoffimann, C Scheidt, A Barfod, J Caers - Computers & Geosciences, 2017 - Elsevier
Process-based modeling offers a way to represent realistic geological heterogeneity in
subsurface models. The main limitation lies in conditioning such models to data. Multiple …

[PDF][PDF] Geological objects and physical parameter fields in the subsurface: a review

G Caumon - Handbook of mathematical geosciences: Fifty years …, 2018 - library.oapen.org
Geologists and geophysicists often approach the study of the Earth using different and
complementary perspectives. To simplify, geologists like to define and study objects and …

An application of Multiple‐point statistics downscaling approach over North‐West Himalayas in avalanche‐prone areas

A Singhal, SK Jha - International Journal of Climatology, 2022 - Wiley Online Library
Weather data at fine spatial resolution in the Himalayan region are important for assessing
various hydrological events such as avalanches. In recent years, national agencies have …

Channel migration in experimental river networks mapped by particle image velocimetry

AJ Chadwick, E Steel… - Journal of …, 2022 - Wiley Online Library
Deltaic river networks naturally reorganize as interconnected channels move to redistribute
water, sediment, and nutrients across the delta plain. Network change is documented in …

Improving blank ocean satellite data through machine learning: Case study and application in the Bohai Sea, China

Z Li, N Bi, K Sun, H Wang - Marine Geology, 2023 - Elsevier
Ocean satellites provide accurate and precise data across various scales, making them a
vital tool for investigating the association between global change and ocean processes …

Chaos in a simple model of a delta network

G Salter, VR Voller, C Paola - Proceedings of the National …, 2020 - National Acad Sciences
The flux partitioning in delta networks controls how deltas build land and generate
stratigraphy. Here, we study flux-partitioning dynamics in a delta network using a simple …