Hyperparameter-optimized multi-fidelity deep neural network model associated with subset simulation for structural reliability analysis

JPS Lima, F Evangelista Jr, CG Soares - Reliability Engineering & System …, 2023 - Elsevier
The present study proposes a two-stage Bi-Fidelity Deep Neural Network surrogate model to
quantify the uncertainty of structural analysis using low-fidelity data samples added to the …

An artificial intelligence (AI)-driven method for forecasting cooling and heating loads in office buildings by integrating building thermal load characteristics

J Zhao, X Yuan, Y Duan, H Li, D Liu - Journal of Building Engineering, 2023 - Elsevier
Due to the thermal inertia of building envelope and random uncertainty of occupant
behaviors, real-time and accurate forecasting for building cooling and heating loads is not …

[HTML][HTML] Bi-fidelity Kriging model for reliability analysis of the ultimate strength of stiffened panels

JPS Lima, F Evangelista Jr, CG Soares - Marine Structures, 2023 - Elsevier
A method based on a Bi-fidelity Kriging model is proposed for structural reliability analysis. It
is based on adding low-fidelity data samples to the model to predict high-fidelity values, thus …

A process-data-driven BP neural network model for predicting interval-valued fatigue life of metals

XC Zhong, RK **e, SH Qin, KS Zhang - Engineering Fracture Mechanics, 2022 - Elsevier
The experimental observations of fatigue life of metals always exhibit uncertainty even under
the same settings. How to effectively capture the uncertainty when predicting fatigue life of …

Machine learning-based prediction of the compressive strength of Brazilian concretes: a dual-dataset study

VP Silva, RA Carvalho, JHS Rêgo, F Evangelista Jr - Materials, 2023 - mdpi.com
Lately, several machine learning (ML) techniques are emerging as alternative and efficient
ways to predict how component properties influence the properties of the final mixture. In the …

Blade optimization design of Savonius hydraulic turbine based on radial basis function surrogate model and L-SHADE algorithm

X Ji, X Lu, H Li, P Ma, S Xu - Ocean Engineering, 2023 - Elsevier
The blade is the component responsible for capturing energy in the Savonius hydraulic
turbine, and a good blade shape can extract more energy from the flow field. The shape of …

Reliability Assessment for Aeroengine Blisks Under Low Cycle Fatigue With Ensemble Generalized Constraint Neural Network

C Huang, S Bu, CW Fei, N Lee… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Aeroengine blisks operate in a harsh working environment and are prone to low cycle
fatigue (LCF) failure. The probabilistic LCF life prediction considering multiple uncertainties …

Uncertainty quantification of bistable variable stiffness laminate using machine learning assisted perturbation approach

KS Suraj, PM Anilkumar, CG Krishnanunni, BN Rao - Composite Structures, 2023 - Elsevier
Morphing structures have received growing interest in aerospace structures and wind
turbines due to their rapid shape-changing ability in response to the change in operating …

A comparison between geomembrane-sand tests and machine learning predictions

AT Tanga, GL S. Araújo… - Geosynthetics …, 2024 - icevirtuallibrary.com
The interaction between soils and geosynthetics plays an important role in the applications
of these materials for reinforcement in geotechnical engineering. The complexities of soil …

A crack-bridging model considering microstructural randomness in biological composite materials

Y Yan, XY Li, CY Zhang, XW Lei, ZC Deng - Engineering Fracture …, 2025 - Elsevier
The macroscopic mechanical properties of biological composite materials, such as strength
and fracture toughness, are determined by both their constituents and microstructure …