Found 54 Documents (Results 1–54)
Coupling and selecting constraints in Bayesian optimization under uncertainties. (English) Zbl 07857723
Stacking designs: designing multifidelity computer experiments with target predictive accuracy. (English) Zbl 1533.62057
Multifidelity Bayesian experimental design to quantify rare-event statistics. (English) Zbl 1534.62108
Multi-fidelity uncertainty propagation approach for multi-dimensional correlated flow field responses. (English) Zbl 07858912
A multifidelity approach coupling parameter space reduction and nonintrusive POD with application to structural optimization of passenger ship hulls. (English) Zbl 1539.41005
Reviewer: Hang Lau (Montréal)
Multi-fidelity data fusion through parameter space reduction with applications to automotive engineering. (English) Zbl 1536.65019
Reviewer: Costică Moroşanu (Iaşi)
Multi-fidelity nonlinear unsteady aerodynamic modeling and uncertainty estimation based on hierarchical Kriging. (English) Zbl 1525.76060
Bayesian latent variable co-kriging model in remote sensing for quality flagged observations. (English) Zbl 07749321
MSC:
62P12
Multifidelity deep operator networks for data-driven and physics-informed problems. (English) Zbl 07748048
Learning black- and gray-box chemotactic PDEs/closures from agent based Monte Carlo simulation data. (English) Zbl 1521.92007
A metalearning approach for physics-informed neural networks (PINNs): application to parameterized PDEs. (English) Zbl 07652806
CAMERA: a method for cost-aware, adaptive, multifidelity, efficient reliability analysis. (English) Zbl 07620378
A generalized probabilistic learning approach for multi-fidelity uncertainty quantification in complex physical simulations. (English) Zbl 1507.76178
Active learning with multifidelity modeling for efficient rare event simulation. (English) Zbl 07578913
A bi-fidelity stochastic collocation method for transport equations with diffusive scaling and multi-dimensional random inputs. (English) Zbl 07536737
On the optimization of approximate control variates with parametrically defined estimators. (English) Zbl 07517168
Deep coregionalization for the emulation of simulation-based spatial-temporal fields. (English) Zbl 07511422
MFNets: data efficient all-at-once learning of multifidelity surrogates as directed networks of information sources. (English) Zbl 1481.94067
Residual Gaussian process: a tractable nonparametric Bayesian emulator for multi-fidelity simulations. (English) Zbl 1481.62017
A fast multi-fidelity method with uncertainty quantification for complex data correlations: application to vortex-induced vibrations of marine risers. (English) Zbl 1507.62298
Bayesian learning of orthogonal embeddings for multi-fidelity Gaussian processes. (English) Zbl 1507.62236
The statistical finite element method (statFEM) for coherent synthesis of observation data and model predictions. (English) Zbl 1506.65210
Multi-fidelity deep neural network surrogate model for aerodynamic shape optimization. (English) Zbl 1506.74324
Multilevel fine-tuning: closing generalization gaps in approximation of solution maps under a limited budget for training data. (English) Zbl 1468.65220
Adaptive multi-index collocation for uncertainty quantification and sensitivity analysis. (English) Zbl 07843248
Int. J. Numer. Methods Eng. 121, No. 6, 1314-1343 (2020); erratum ibid. 121, No. 19, 4471-4472 (2020).
High-dimensional nonlinear multi-fidelity model with gradient-free active subspace method. (English) Zbl 1477.62094
Multifidelity data fusion via gradient-enhanced Gaussian process regression. (English) Zbl 1477.62238
A bi-fidelity method for the multiscale Boltzmann equation with random parameters. (English) Zbl 1453.65360
A composite neural network that learns from multi-fidelity data: application to function approximation and inverse PDE problems. (English) Zbl 1454.76006
A non-intrusive multifidelity method for the reduced order modeling of nonlinear problems. (English) Zbl 1442.65094
Propagation of uncertainty in the mechanical and biological response of growing tissues using multi-fidelity Gaussian process regression. (English) Zbl 1441.74128
When bifidelity meets cokriging: an efficient physics-informed multifidelity method. (English) Zbl 1531.62007
A physics-aware, probabilistic machine learning framework for coarse-graining high-dimensional systems in the small data regime. (English) Zbl 1453.62414
Physics-informed cokriging: a Gaussian-process-regression-based multifidelity method for data-model convergence. (English) Zbl 1453.62651
MSC:
62M10
Multi-fidelity classification using Gaussian processes: accelerating the prediction of large-scale computational models. (English) Zbl 1442.62008
Conditional deep surrogate models for stochastic, high-dimensional, and multi-fidelity systems. (English) Zbl 1471.74074
Allocation strategies for high fidelity models in the multifidelity regime. (English) Zbl 1418.65059
MSC:
65F30
62J07
Efficient sequential experimental design for surrogate modeling of nested codes. (English) Zbl 1420.62355
Deep UQ: learning deep neural network surrogate models for high dimensional uncertainty quantification. (English) Zbl 1419.68084
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