Found 598 Documents (Results 1–100)
Global sensitivity analysis with limited data via sparsity-promoting D-MORPH regression: application to char combustion. (English) Zbl 07870115
Computing statistical moments via tensorization of polynomial chaos expansions. (English) Zbl 1541.65003
Automated linear solver selection for simulation of multiphysics processes in porous media. (English) Zbl 1539.76011
Incremental neural controlled differential equations for modeling of path-dependent material behavior. (English) Zbl 1539.74550
A latent variable approach for non-hierarchical multi-fidelity adaptive sampling. (English) Zbl 1539.65016
Multiscale sampling for the inverse modeling of partial differential equations. (English) Zbl 07811304
QDT – a Matlab toolbox for the simulation of coupled quantum systems and coherent multidimensional spectroscopy. (English) Zbl 1541.81086
Fast Summation on the Sphere with Applications to the Barotropic Vorticity Equation. arXiv:2401.07361
Preprint, arXiv:2401.07361 [math.NA] (2024).
Forecasting natural gas prices with spatio-temporal copula-based time series models. (English) Zbl 07917979
Valenzuela, Olga (ed.) et al., Theory and applications of time series analysis. Selected contributions from ITISE 2022, Gran Canaria, Spain, June 27–30, 2022. Cham: Springer. Contrib. Stat., 221-236 (2023).
Insights on using the boundary integral SPH formulations to calculate Laplacians with Dirichlet boundaries. (English) Zbl 1537.76120
The quantum density matrix and its many uses. From quantum structure to quantum chaos and noisy simulators. (English) Zbl 1542.81039
Some models are useful, but how do we know which ones? Towards a unified Bayesian model taxonomy. (English) Zbl 07785068
An iterative multi-fidelity approach for model order reduction of multidimensional input parametric PDE systems. (English) Zbl 07772337
An \(hp\)-adaptive multi-element stochastic collocation method for surrogate modeling with information re-use. (English) Zbl 07772236
Meta variance reduction for Monte Carlo estimation of energetic particle confinement during stellarator optimization. (English) Zbl 07766244
A quasi-conforming embedded reproducing kernel particle method for heterogeneous materials. (English) Zbl 1536.74318
An efficient energy conserving semi-Lagrangian kinetic scheme for the Vlasov-Ampère system. (English) Zbl 1528.76112
An evolution model for polygonal tessellations as models for crack networks and other natural patterns. (English) Zbl 1536.74237
A fully Bayesian sparse polynomial chaos expansion approach with joint priors on the coefficients and global selection of terms. (English) Zbl 07696975
Physics-informed variational inference for uncertainty quantification of stochastic differential equations. (English) Zbl 07690242
Stability of a two-dimensional biomorphoelastic model for post-burn contraction. (English) Zbl 1512.35590
MSC:
35Q92
92C10
92C45
92C37
92-10
74L15
35B20
35B35
35G20
35L65
35M10
65M60
65M06
65N30
65D32
65C20
65M12
65N12
35R37
An efficient explicit immersed boundary-reconstructed lattice Boltzmann flux solver for isothermal fluid-structure interaction problems with large deformations and complex geometries. (English) Zbl 1510.65275
Deterministic and stochastic phase-field modeling of anisotropic brittle fracture. (English) Zbl 1539.74381
A multi-order smoothed particle hydrodynamics method for cardiac electromechanics with the Purkinje network. (English) Zbl 1539.76170
A spectral surrogate model for stochastic simulators computed from trajectory samples. (English) Zbl 1539.65020
Entropic herding. (English) Zbl 1504.62014
MSC:
62-08
Surrogate modeling for Bayesian inverse problems based on physics-informed neural networks. (English) Zbl 07649264
Stochastic analysis of structures under limited observations using kernel density estimation and arbitrary polynomial chaos expansion. (English) Zbl 1536.74292
Multivariate error modeling and uncertainty quantification using importance (re-)weighting for Monte Carlo simulations in particle transport. (English) Zbl 07625395
Stochastic analysis of fatigue damage of transmission tower-line system using kriging and Bayesian updated probability density evolution methods. (English) Zbl 1536.74307
Three-dimensional simulations of large-scale long run-out landslides with a GPU-accelerated elasto-plastic SPH model. (English) Zbl 1539.76152
Grassmannian diffusion maps based surrogate modeling via geometric harmonics. (English) Zbl 07768041
Nonlinear hereditary creep of isotropic composites of random structure. (English. Ukrainian original) Zbl 1522.74006
Int. Appl. Mech. 58, No. 1, 75-90 (2022); translation from Prikl. Mekh., Kiev 58, No. 1, 85-101 (2022).
Improving the quality of machine translation using the reverse model. (English. Russian original) Zbl 1511.68290
Autom. Remote Control 83, No. 12, 1897-1907 (2022); translation from Avtom. Telemekh. 2022, No. 12, 31-43 (2022).
Reviewer: Catalin Stoean (Craiova)
MSC:
68T50
Computer modelling of a probabilistic solution for the Dirichlet generalized harmonic problem in some finite axisymmetric bodies with a cylindrical hole. (English) Zbl 1505.35112
The immersed boundary method for confined flows: numerical diffusion and simulation accuracy of a boundary retraction scheme. (English) Zbl 1521.76623
Two pressure boundary conditions for multi-component multiphase flow simulations using the pseudo-potential lattice Boltzmann model. (English) Zbl 1521.76713
Three-dimensional study of double droplets impact on a wettability-patterned surface. (English) Zbl 1521.76665
Team’s seasonal win probabilities. (English) Zbl 1505.91124
MSC:
91A60
Dueling bandit problems. (English) Zbl 1505.91123
MSC:
91A60
A numerical study on elliptical particle deposition with an immersed boundary-lattice Boltzmann method. (English) Zbl 1521.76710
Comparative study of the virtual flux method and immersed boundary method coupled with regularized lattice Boltzmann method for suspension flow simulations. (English) Zbl 1521.76673
A generalized probabilistic learning approach for multi-fidelity uncertainty quantification in complex physical simulations. (English) Zbl 1507.76178
Influence of non-structural components on equivalent linearization of buildings. (English) Zbl 1496.74071
Marmo, Francesco (ed.) et al., Mathematical applications in continuum and structural mechanics. Cham: Springer. Adv. Struct. Mater. 127, 239-251 (2022).
Robustness of normality criteria with respect to rounding observations. (English. Russian original) Zbl 07587446
Mosc. Univ. Comput. Math. Cybern. 46, No. 2, 99-109 (2022); translation from Vestn. Mosk. Univ., Ser. XV 2022, No. 2, 40-49 (2022).
Active learning with multifidelity modeling for efficient rare event simulation. (English) Zbl 07578913
Variational inference with NoFAS: normalizing flow with adaptive surrogate for computationally expensive models. (English) Zbl 07568554
Bayesian-EUCLID: discovering hyperelastic material laws with uncertainties. (English) Zbl 1507.74073
Methods for relativistic self-gravitating fluids: from binary neutron stars to black hole-disks and magnetized rotating neutron stars. (English) Zbl 1500.85002
Surrogate and inverse modeling for two-phase flow in porous media via theory-guided convolutional neural network. (English) Zbl 07561094
An improved reliability model for FMEA using probabilistic linguistic term sets and TODIM method. (English) Zbl 1490.90103
A predictive multiphase model of silica aerogels for building envelope insulations. (English) Zbl 1494.74017
A survey of unsupervised learning methods for high-dimensional uncertainty quantification in black-box-type problems. (English) Zbl 07540357
Spatially-dependent material uncertainties in anisotropic nonlinear elasticity: stochastic modeling, identification, and propagation. (English) Zbl 1507.74549
Nonlinear model updating through a hierarchical Bayesian modeling framework. (English) Zbl 1507.74554
Normalizing field flows: solving forward and inverse stochastic differential equations using physics-informed flow models. (English) Zbl 07525177
On the optimization of approximate control variates with parametrically defined estimators. (English) Zbl 07517168
A multi-fidelity polynomial chaos-greedy Kaczmarz approach for resource-efficient uncertainty quantification on limited budget. (English) Zbl 1507.65017
Conditional sum-product networks: modular probabilistic circuits via gate functions. (English) Zbl 07460580
MSC:
68T37
Overlapping communities and roles in networks with node attributes: probabilistic graphical modeling, Bayesian formulation and variational inference. (English) Zbl 1481.91158
Frame-independent vector-cloud neural network for nonlocal constitutive modeling on arbitrary grids. (English) Zbl 1507.76083
An integrated sensitivity-uncertainty quantification framework for stochastic phase-field modeling of material damage. (English) Zbl 07863115
On-the-fly construction of surrogate constitutive models for concurrent multiscale mechanical analysis through probabilistic machine learning. (English) Zbl 07785548
Convergence of the algorithm of additive regularization of topic models. (English. Russian original) Zbl 1532.68114
Proc. Steklov Inst. Math. 315, Suppl. 1, S128-S139 (2021); translation from Tr. Inst. Mat. Mekh. (Ekaterinburg) 26, No. 3, 56-68 (2020).
Nested Monte Carlo simulation in financial reporting: a review and a new hybrid approach. (English) Zbl 1479.91445
Computational stochastic homogenization of heterogeneous media from an elasticity random field having an uncertain spectral measure. (English) Zbl 1478.74017
Stochastic modeling and identification of material parameters on structures produced by additive manufacturing. (English) Zbl 1507.74029
Bayesian neural networks for uncertainty quantification in data-driven materials modeling. (English) Zbl 1507.65021
A neural network-aided Bayesian identification framework for multiscale modeling of nanocomposites. (English) Zbl 1506.74500
A variable-fidelity hybrid surrogate approach for quantifying uncertainties in the nonlinear response of braided composites. (English) Zbl 1506.74088
Probabilistic multiple cracking model of brittle-matrix composite based on a one-by-one crack tracing algorithm. (English) Zbl 1481.74655
MSC:
74R10
Numerical simulation of submarine non-rigid landslide by an explicit three-step incompressible smoothed particle hydrodynamics. (English) Zbl 1521.76663
Normalizing flows for probabilistic modeling and inference. (English) Zbl 1543.60021
Reviewer: Fraser Daly (Edinburgh)
Assessing mortality inequality in the U.S.: what can be said about the future? (English) Zbl 1467.91145
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