LIF: A new Kriging based learning function and its application to structural reliability analysis

Z Sun, J Wang, R Li, C Tong - Reliability Engineering & System Safety, 2017 - Elsevier
The main task of structural reliability analysis is to estimate failure probability of a studied
structure taking randomness of input variables into account. To consider structural behavior …

An active-learning algorithm that combines sparse polynomial chaos expansions and bootstrap for structural reliability analysis

S Marelli, B Sudret - Structural Safety, 2018 - Elsevier
Polynomial chaos expansions (PCE) have seen widespread use in the context of uncertainty
quantification. However, their application to structural reliability problems has been hindered …

Machine learning-based system reliability analysis with Gaussian Process Regression

L Zhou, Z Luo, X Pan - arXiv preprint arXiv:2403.11125, 2024 - arxiv.org
Machine learning-based reliability analysis methods have shown great advancements for
their computational efficiency and accuracy. Recently, many efficient learning strategies …

Metamodel-based sensitivity analysis: polynomial chaos expansions and Gaussian processes

LL Gratiet, S Marelli, B Sudret - arXiv preprint arXiv:1606.04273, 2016 - arxiv.org
Global sensitivity analysis is now established as a powerful approach for determining the
key random input parameters that drive the uncertainty of model output predictions. Yet the …

PyApprox: A software package for sensitivity analysis, Bayesian inference, optimal experimental design, and multi-fidelity uncertainty quantification and surrogate …

JD Jakeman - Environmental Modelling & Software, 2023 - Elsevier
PyApprox is a Python-based one-stop-shop for probabilistic analysis of numerical models
such as those used in the earth, environmental and engineering sciences. Easy to use and …

A global sensitivity analysis framework for hybrid simulation

G Abbiati, S Marelli, N Tsokanas, B Sudret… - … Systems and Signal …, 2021 - Elsevier
Hybrid Simulation is a dynamic response simulation paradigm that merges physical
experiments and computational models into a hybrid model. In earthquake engineering, it is …

Multi-objective design space exploration using explainable surrogate models

PS Palar, YB Dwianto, LR Zuhal, J Morlier… - Structural and …, 2024 - Springer
The surrogate model is an essential part of modern design optimization and exploration. In
some cases, exploration of design space in multi-objective problems is important to reveal …

Stochastic model reduction for polynomial chaos expansion of acoustic waves using proper orthogonal decomposition

N El Moçayd, MS Mohamed, D Ouazar… - Reliability Engineering & …, 2020 - Elsevier
We propose a non-intrusive stochastic model reduction method for polynomial chaos
representation of acoustic problems using proper orthogonal decomposition. The random …

Exploration and sizing of a large passenger aircraft with distributed ducted electric fans

A Sgueglia, P Schmollgruber, N Bartoli… - 2018 AIAA Aerospace …, 2018 - arc.aiaa.org
In the next decades, due to the cost of fuel and the increasing number of aircraft flying
everyday, the world of aviation will cope with more stringent environmental constraints and …

Surrogate modeling based on resampled polynomial chaos expansions

Z Liu, D Lesselier, B Sudret, J Wiart - Reliability Engineering & System …, 2020 - Elsevier
In surrogate modeling, polynomial chaos expansion (PCE) is popularly utilized to represent
the random model responses, which are computationally expensive and usually obtained by …