Results 1 to 10 of about 11,261,451 (302)

Conditioning Multiple‐Point Statistics Simulation to Inequality Data [PDF]

open access: yesEarth and Space Science, 2021
Stochastic modeling is often employed in environmental sciences for the analysis and understanding of complex systems. For example, random fields are key components in uncertainty analysis or Bayesian inverse modeling.
Julien Straubhaar, Philippe Renard
doaj   +5 more sources

Efficiency of template matching methods for Multiple-Point Statistics simulations

open access: yesApplied Computing and Geosciences, 2021
Almost all Multiple-Point Statistic (MPS) methods use internally a template matching method to select patterns that best match conditioning data. The purpose of this paper is to analyze the performances of ten of the most frequently used template ...
Mansoureh Sharifzadeh Lari   +2 more
doaj   +1 more source

Contributions to uncertainty related to hydrostratigraphic modeling using multiple-point statistics [PDF]

open access: yesHydrology and Earth System Sciences, 2018
Forecasting the flow of groundwater requires a hydrostratigraphic model, which describes the architecture of the subsurface. State-of-the-art multiple-point statistical (MPS) tools are readily available for creating models depicting subsurface geology.
A. A. S. Barfod   +7 more
doaj   +1 more source

Hydrostratigraphic modeling using multiple-point statistics and airborne transient electromagnetic methods [PDF]

open access: yesHydrology and Earth System Sciences, 2018
Creating increasingly realistic groundwater models involves the inclusion of additional geological and geophysical data in the hydrostratigraphic modeling procedure.
A. A. S. Barfod   +7 more
doaj   +1 more source

Machine Learning-Based Urban Renovation Design for Improving Wind Environment: A Case Study in Xi’an, China

open access: yesLand, 2023
The high-density urban form and building arrangement of modern cities have contributed to numerous environmental problems. The calm wind area caused by inappropriate building arrangements results in pollutant accumulation.
Chen Zuo   +4 more
doaj   +1 more source

3D multiple-point statistics simulations of the Roussillon Continental Pliocene aquifer using DeeSse [PDF]

open access: yesHydrology and Earth System Sciences, 2020
This study introduces a novel workflow to model the heterogeneity of complex aquifers using the multiple-point statistics algorithm DeeSse. We illustrate the approach by modeling the Continental Pliocene layer of the Roussillon aquifer in the region of ...
V. Dall'Alba   +5 more
doaj   +1 more source

A Pattern Classification Distribution Method for Geostatistical Modeling Evaluation and Uncertainty Quantification

open access: yesRemote Sensing, 2023
Geological models are essential components in various applications. To generate reliable realizations, the geostatistical method focuses on reproducing spatial structures from training images (TIs).
Chen Zuo   +4 more
doaj   +1 more source

A new methodology to train fracture network simulation using multiple-point statistics [PDF]

open access: yesSolid Earth, 2019
Natural fracture network characteristics can be establishes from high-resolution outcrop images acquired from drone and photogrammetry. Such images might also be good analogues of subsurface naturally fractured reservoirs and can be used to make ...
P.-O. Bruna   +7 more
doaj   +1 more source

A parsimonious parametrization of the Direct Sampling algorithm for multiple-point statistical simulations

open access: yesApplied Computing and Geosciences, 2022
Multiple-point statistics algorithms allow modeling spatial variability from training images. Among these techniques, the Direct Sampling (DS) algorithm has advanced capabilities, such as multivariate simulations, treatment of non-stationarity, multi ...
Przemysław Juda   +2 more
doaj   +1 more source

Alternative geostatistics tools applied to Morroa aquifer modeling (Sucre-Colombia)

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2013
In this paper, stochastic simulations and some multiple-point geostatistical principles are developed using a comparative methodology consisting of two phases.
Aníbal Pérez-García   +2 more
doaj   +1 more source

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