[图书][B] The stochastic perturbation method for computational mechanics

M Kaminski - 2013 - books.google.com
Probabilistic analysis is increasing in popularity and importance within engineering and the
applied sciences. However, the stochastic perturbation technique is a fairly recent …

An efficient, high-order perturbation approach for flow in random porous media via Karhunen–Loeve and polynomial expansions

D Zhang, Z Lu - Journal of Computational Physics, 2004 - Elsevier
In this study, we attempt to obtain higher-order solutions of the means and (co) variances of
hydraulic head for saturated flow in randomly heterogeneous porous media on the basis of …

Stochastic soil dynamics

GD Manolis - Soil Dynamics and Earthquake Engineering, 2002 - Elsevier
This article is a review of the work that has been done in a sub-field of soil mechanics,
namely stochastic soil dynamics, whereby the ground is viewed as a material whose …

[图书][B] Finite element methods for structures with large stochastic variations

I Elishakoff, Y Ren - 2003 - books.google.com
The finite element method (FEM) can be successfully applied to various field problems in
solid mechanics, fluid mechanics and electrical engineering. FEM is a numerical method …

Iterative filter based estimation of fully 3D heterogeneous fields of permeability and Mualem-van Genuchten parameters

A Chaudhuri, HJH Franssen, M Sekhar - Advances in Water Resources, 2018 - Elsevier
The accurate modeling of flow and transport in the vadose zone for agricultural and
environmental applications requires knowledge about soil parameters. Soil parameters vary …

Stochastic analysis of saturated–unsaturated flow in heterogeneous media by combining Karhunen-Loeve expansion and perturbation method

J Yang, D Zhang, Z Lu - Journal of Hydrology, 2004 - Elsevier
In this study, a stochastic model for transient saturated–unsaturated flow is developed based
on the Karhunen-Loeve expansion of the input random soil properties combined with a …

Solving stochastic heat transfer problems

AF Emery - Engineering Analysis with Boundary Elements, 2004 - Elsevier
Randomness in heat transfer problems is found in both the sources (input) and in the
properties. In contrast to structural problems in which damping tends to be small or …

A stochastic boundary element method for piezoelectric problems

G Wang, F Guo - Engineering Analysis with Boundary Elements, 2018 - Elsevier
In this paper, the stochastic boundary element method of piezoelectric problems with
randomness of material parameters and randomness of applied loads is proposed. By using …

Uncertainty analysis for flood inundation modelling with a random floodplain roughness field

Y Huang, X Qin - Environmental Systems Research, 2014 - Springer
Background This study tested a first-order perturbation method based on Karhunen-Loevè
expansion (FP-KLE), to analyze flood inundation modeling under uncertainty. The floodplain …

[PDF][PDF] Gaussian process emulators for uncertainty analysis in groundwater flow

N Stone - 2011 - core.ac.uk
In the field of underground radioactive waste disposal, complex computer models are used
to describe the flow of groundwater through rocks. An important property in this context is …