Multi-parameter identification of concrete dam using polynomial chaos expansion and slime mould algorithm

L YiFei, C MaoSen, H Tran-Ngoc, S Khatir… - Computers & …, 2023 - Elsevier
This paper presents a novel methodology that combines polynomial chaos expansion and
slime mould algorithm for multi-parameter identification of concrete dams. This methodology …

A surrogate-assisted stochastic optimization inversion algorithm: Parameter identification of dams

YF Li, MA Hariri-Ardebili, TF Deng, QY Wei… - Advanced Engineering …, 2023 - Elsevier
Dynamic monitoring data plays an essential role in the structural health monitoring of dams.
This study presents a surrogate-assisted stochastic optimization inversion (SASOI) …

Optimal sparse polynomial chaos expansion for arbitrary probability distribution and its application on global sensitivity analysis

L Cao, J Liu, C Jiang, G Liu - Computer Methods in Applied Mechanics and …, 2022 - Elsevier
Polynomial chaos expansion has received considerable attention in uncertainty
quantification since its great modeling capability for complex systems. However, considering …

[HTML][HTML] Intelligent modelling of clay compressibility using hybrid meta-heuristic and machine learning algorithms

P Zhang, ZY Yin, YF Jin, THT Chan, FP Gao - Geoscience Frontiers, 2021 - Elsevier
Compression index C c is an essential parameter in geotechnical design for which the
effectiveness of correlation is still a challenge. This paper suggests a novel modelling …

Polynomial chaos expansion for uncertainty quantification of dam engineering problems

MA Hariri-Ardebili, B Sudret - Engineering Structures, 2020 - Elsevier
Uncertainty quantification is an inseparable part of risk assessment in dam engineering.
Many probabilistic methods have been developed to deal with random nature of the input …

Modelling the mechanical behaviour of soils using machine learning algorithms with explicit formulations

P Zhang, ZY Yin, YF Jin, XF Liu - Acta Geotechnica, 2021 - Springer
This study systematically presents the application of machine learning (ML) algorithms for
constructing a constitutive model for soils. A genetic algorithm is integrated with ML …

Machine Learning in the Stochastic Analysis of Slope Stability: A State-of-the-Art Review

H Xu, X He, F Shan, G Niu, D Sheng - Modelling, 2023 - mdpi.com
In traditional slope stability analysis, it is assumed that some “average” or appropriately
“conservative” properties operate over the entire region of interest. This kind of deterministic …

Kriging based reliability and sensitivity analysis–Application to the stability of an earth dam

X Guo, D Dias - Computers and Geotechnics, 2020 - Elsevier
This article presents a Kriging-based probabilistic analysis of an earth dam. The dam failure
probability with respect to the sliding stability is investigated by considering the influence of …

[HTML][HTML] Probabilistic analysis of tunnel face seismic stability in layered rock masses using polynomial Chaos Kriging metamodel

J Man, T Zhang, H Huang, D Dias - Journal of Rock Mechanics and …, 2024 - Elsevier
Face stability is an essential issue in tunnel design and construction. Layered rock masses
are typical and ubiquitous; uncertainties in rock properties always exist. In view of this, a …

A sequential sparse polynomial chaos expansion using Bayesian regression for geotechnical reliability estimations

Q Pan, X Qu, L Liu, D Dias - International Journal for Numerical …, 2020 - Wiley Online Library
Polynomial chaos expansions (PCEs) have been widely employed to estimate failure
probabilities in geotechnical engineering. However, PCEs suffer from two deficiencies:(a) …