Anisotropy of Random Fields in Stochastic Fem

The anisotropy of a random variable consisting of rectangular local averages of a Gaussian, isotropic and homogeneous random field is presented. The analysis deals with fields having exponential correlation functions. It is shown that such local averages, formed by a mesh of finite elements, genera...

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Bibliographic Details
Main Authors: W. Knabe, G. Różyński
Format: Article
Language:English
Published: Institute of Fundamental Technological Research 1995-10-01
Series:Engineering Transactions
Online Access:https://et.ippt.pan.pl/index.php/et/article/view/1503
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Summary:The anisotropy of a random variable consisting of rectangular local averages of a Gaussian, isotropic and homogeneous random field is presented. The analysis deals with fields having exponential correlation functions. It is shown that such local averages, formed by a mesh of finite elements, generate the anisotropy even if the mesh consists of identical squares.
ISSN:0867-888X
2450-8071