Robust surface-correlation-function evaluation from experimental discrete digital images

A Samarin, V Postnicov, MV Karsanina, EV Lavrukhin… - Physical Review E, 2023 - APS
Correlation functions (CFs) are universal structural descriptors; surface-surface F ss and
surface-void F sv CFs are a subset containing additional information about the interface …

Computed tomography 3D super-resolution with generative adversarial neural networks: Implications on unsaturated and two-phase fluid flow

N Janssens, M Huysmans, R Swennen - Materials, 2020 - mdpi.com
Fluid flow characteristics are important to assess reservoir performance. Unfortunately,
laboratory techniques are inadequate to know these characteristics, which is why numerical …

The 2-and 3-point surface correlation functions calculations: From novel exact continuous approach to improving methodology for discrete images

V Postnicov, MV Karsanina, A Khlyupin… - Physica A: Statistical …, 2023 - Elsevier
Surface correlation functions are extremely useful descriptors of interfaces and in this role
can be used in material science, rock and soil physics, food engineering and other …

Towards effective information content assessment: Analytical derivation of information loss in the reconstruction of random fields with model uncertainty

A Cherkasov, KM Gerke, A Khlyupin - Physica A: Statistical Mechanics and …, 2024 - Elsevier
Structures are abundant in both natural and human-made environments and usually studied
in the form of images or scattering patterns. To characterize structures a huge variety of …

Critical resolution and sample size of digital rock analysis for unconventional reservoirs

T Liu, X Jin, M Wang - Energies, 2018 - mdpi.com
Digital rock analysis (DRA) has exhibited strong ability and significant potential to help
people to image geological microstructures and understand transport mechanisms in rocks …

Evaluation of classical correlation functions from 2/3D images on CPU and GPU architectures: Introducing CorrelationFunctions. jl

V Postnicov, A Samarin, MV Karsanina… - Computer Physics …, 2024 - Elsevier
Correlation functions are becoming one of the major tools for quantification of structural
information that is usually represented as 2D or 3D images of porous material. In this paper …

Measuring structural nonstationarity: The use of imaging information to quantify homogeneity and inhomogeneity

EV Lavrukhin, MV Karsanina, KM Gerke - Physical Review E, 2023 - APS
Heterogeneity is the concept we encounter in numerous research areas and everyday life.
While “not mixing apples and oranges” is easy to grasp, a more quantitative approach to …

Does rheology of Bingham fluid influence upscaling of flow through tight porous media?

T Liu, S Zhang, M Wang - Energies, 2021 - mdpi.com
Non-Newtonian fluids may cause nonlinear seepage even for a single-phase flow. Through
digital rock technologies, the upscaling of this non-Darcy flow can be studied; however, the …

Numerical simulation to determine the effect of topological entropy on the effective transport coefficient of unidirectional composites

C Pacheco, R Barbosa, A Rodriguez, G Oskam… - Crystals, 2020 - mdpi.com
The influence of topological entropy (TS) on the effective transport coefficient (ETC) of a two-
phase material is analyzed. The proposed methodology studies a system of aligned bars …

A study on the conduction efficiency of solid materials that evolves from a particulate system to an overlapping discs agglomerate

R Barbosa, B Escobar, A Rodríguez, J Andaverde - Powder Technology, 2021 - Elsevier
Effective transport coefficient (ETC) of particulate composites is a crucial parameter in many
industrial applications. ETC is subject to many microstructural parameters of the system at …