On adaptive refinements in discrete probabilistic fracture models.

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Bibliographic Details
Title: On adaptive refinements in discrete probabilistic fracture models.
Authors: Eliáš, J.1 elias.j@fce.vutbr.cz
Source: Fracture & Structural Integrity. 2017, Issue 39, p1-6. 6p.
Subjects: Discrete probability theory, Computational complexity, Random fields, Discretization methods, Feature extraction, Continuum mechanics
Abstract: The possibility to adaptively change discretization density is a well acknowledged and used feature of many continuum models. It is employed to save computational time and increase solution accuracy. Recently, adaptivity has been introduced also for discrete particle models. This contribution applies adaptive technique in probabilistic discrete modelling where material properties are varying in space according to a random field. The random field discretization is adaptively refined hand in hand with the model geometry. [ABSTRACT FROM AUTHOR]
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Database: Engineering Source
Description
Abstract:The possibility to adaptively change discretization density is a well acknowledged and used feature of many continuum models. It is employed to save computational time and increase solution accuracy. Recently, adaptivity has been introduced also for discrete particle models. This contribution applies adaptive technique in probabilistic discrete modelling where material properties are varying in space according to a random field. The random field discretization is adaptively refined hand in hand with the model geometry. [ABSTRACT FROM AUTHOR]
ISSN:19718993
DOI:10.3221/IGF-ESIS.39.01