Interval field model and interval finite element analysis

BY Ni, C Jiang - Computer Methods in Applied Mechanics and …, 2020 - Elsevier
Spatially uncertain parameters are traditionally represented by random field models.
However, the large amount of information required for construction of precise probability …

A novel interval finite element method based on the improved interval analysis

A Sofi, E Romeo - Computer Methods in Applied Mechanics and …, 2016 - Elsevier
Static analysis of linear–elastic structures with uncertain parameters subjected to
deterministic loads is addressed. The uncertain structural properties are modeled as interval …

A multivariate interval approach for inverse uncertainty quantification with limited experimental data

M Faes, M Broggi, E Patelli, Y Govers… - … Systems and Signal …, 2019 - Elsevier
This paper introduces an improved version of a novel inverse approach for the quantification
of multivariate interval uncertainty for high dimensional models under scarce data …

An interval finite element method for the analysis of structures with spatially varying uncertainties

A Sofi, E Romeo, O Barrera, A Cocks - Advances in Engineering Software, 2019 - Elsevier
Finite element analysis of linear-elastic structures with spatially varying uncertain properties
is addressed within the framework of the interval model of uncertainty. Resorting to a …

Non-probabilistic uncertainty quantification and response analysis of structures with a bounded field model

Y Luo, J Zhan, J **ng, Z Kang - Computer Methods in Applied Mechanics …, 2019 - Elsevier
A general framework for quantifying bounded field uncertainties in loading conditions,
material properties and geometrical dimensions is developed in this study. By using a non …

Hybrid uncertain static analysis with random and interval fields

D Wu, W Gao - Computer Methods in Applied Mechanics and …, 2017 - Elsevier
Uncertain static analysis of an engineering structure with diverse type of non-deterministic
system parameter is investigated in this study. Unlike the traditional hybrid uncertain static …

Interval process model and non-random vibration analysis

C Jiang, BY Ni, NY Liu, X Han, J Liu - Journal of Sound and Vibration, 2016 - Elsevier
This paper develops an interval process model for time-varying or dynamic uncertainty
analysis when information of the uncertain parameter is inadequate. By using the interval …

[HTML][HTML] Structural reliability analysis with imprecise random and interval fields

W Gao, D Wu, K Gao, X Chen, F Tin-Loi - Applied Mathematical Modelling, 2018 - Elsevier
This paper investigates the issue of reliability assessment for engineering structures
involving mixture of stochastic and non-stochastic uncertain parameters through the Finite …

A general assessment index for non-probabilistic reliability of structures with bounded field and parametric uncertainties

J Zhan, Y Luo, X Zhang, Z Kang - Computer Methods in Applied Mechanics …, 2020 - Elsevier
This paper focuses on the reliability assessment of structures exhibiting both bounded field
uncertainties and uncertain-but-bounded parameters in a non-probabilistic framework …

A review of interval field approaches for uncertainty quantification in numerical models

M Faes, M Imholz, D Vandepitte… - Modern Trends in …, 2021 - Wiley Online Library
Non‐deterministic approaches that enable uncertainty analysis in numerical simulation have
been studied extensively over the past decades. Non‐deterministic models of spatial …