Found 868 Documents (Results 1–100)
Model order reduction of an ultraweak and optimally stable variational formulation for parametrized reactive transport problems. (English) Zbl 07931275
A registration method for reduced basis problems using linear optimal transport. (English) Zbl 07931274
Model order reduction of time-domain acoustic finite element simulations with perfectly matched layers. (English) Zbl 07917771
Oversaturated intersections: a real-world assessment of polynomial fluid queue models. (English) Zbl 07916097
MSC:
82-XX
A stochastic averaging mathematical framework for design and optimization of nonlinear energy harvesters with several electrical DOFs. (English) Zbl 07912587
Randomized greedy magic point selection schemes for nonlinear model reduction. (English) Zbl 07909967
Macro-micro decomposition for consistent and conservative model order reduction of hyperbolic shallow water moment equations: a study using POD-Galerkin and dynamical low-rank approximation. (English) Zbl 07909965
Time domain model order reduction of discrete-time bilinear systems by discrete Walsh functions. (English) Zbl 07909704
Projection-based dimensional reduction of adaptively refined nonlinear models. (English) Zbl 07902374
Decentralized state estimation for different substructure layouts of an adaptive high-rise structure. (English) Zbl 07901615
Model reduction of parametric differential-algebraic systems by balanced truncation. (English) Zbl 07901609
Plug-and-play adaptive surrogate modeling of parametric nonlinear dynamics in frequency domain. (English) Zbl 07901042
Effective error estimation for model reduction with inhomogeneous initial conditions. (English) Zbl 1542.93052
Identification of dominant subspaces for model reduction of structured parametric systems. (English) Zbl 1542.93049
On the benefits of a multiscale domain decomposition method to model-order reduction for frictional contact problems. (English) Zbl 07897587
Semi-active damping optimization of vibrational systems using the reduced basis method. (English) Zbl 07896655
Characterization and low-order representation of the vortex meandering motion in upswept afterbody wakes. (English) Zbl 07881332
A variable Eddington factor model for thermal radiative transfer with closure based on data-driven shape function. (English) Zbl 07880701
MSC:
82-XX
A projection-based reduced-order model for parametric quasi-static nonlinear mechanics using an open-source industrial code. (English) Zbl 07878901
High-order Krylov subspace model order reduction methods for bilinear time-delay systems. (English) Zbl 07878480
Parametric energy conserving sampling and weighting for the thermal analysis of selective laser melting. (English) Zbl 07868716
MSC:
74-XX
Accelerating structural dynamics simulations with localised phenomena through matrix compression and projection-based model order reduction. (English) Zbl 07867178
Model order reduction with novel discrete empirical interpolation methods in space-time. (English) Zbl 07866490
Model order reduction based on Laguerre orthogonal polynomials for parabolic equation constrained optimal control problems. (English) Zbl 07860041
Model order reduction of time-domain vibro-acoustic finite element simulations with poroelastic materials. (English) Zbl 1539.74143
Comparative study on manifold learning approaches for parametric topology optimization problem via unsupervised deep learning. (English) Zbl 1540.74112
Hyper-reduction for parametrized transport dominated problems via adaptive reduced meshes. (English) Zbl 1540.65351
Reviewer: Denys Dutykh (Le Bourget-du-Lac)
Finite-time model order reduction for K-power bilinear systems via shifted Legendre polynomials. (English) Zbl 07853487
\(\mathcal{H}_2\) model order reduction: a relative error setting. (English) Zbl 1537.93116
MSC:
93B11
Parametric nonlinear model reduction using machine learning on Grassmann manifold with an application on a flow simulation. (English) Zbl 07846494
Dominant subspaces of high-fidelity polynomial structured parametric dynamical systems and model reduction. (English) Zbl 1539.37095
Fluid-reduced-solid interaction (FrSI): physics- and projection-based model reduction for cardiovascular applications. (English) Zbl 07843824
Model order reduction for discrete time-delay systems based on Laguerre function expansion. (English) Zbl 1536.93117
Low-rank balanced truncation of discrete time-delay systems based on Laguerre expansions. (English) Zbl 1536.93110
A new paradigm for multi-fidelity continuation using parallel model refinement. (English) Zbl 1539.65060
Generative models for the deformation of industrial shapes with linear geometric constraints: model order and parameter space reductions. (English) Zbl 1539.65035
Stochastic Galerkin method and port-Hamiltonian form for linear dynamical systems of second order. (English) Zbl 1540.65386
Structured interpolation for multivariate transfer functions of quadratic-bilinear systems. (English) Zbl 1536.93106
Model reduction for second-order systems with inhomogeneous initial conditions. (English) Zbl 1536.93112
A locally adaptive non-intrusive block reduced basis method for scattering applications using the boundary element method. (English) Zbl 1539.78011
Adaptive and variable model order reduction method for fracture modelling using explicit time integration. (English) Zbl 1536.74226
Accurate error estimation for model reduction of nonlinear dynamical systems via data-enhanced error closure. (English) Zbl 1536.65073
Registration-based model reduction of parameterized PDEs with spatio-parameter adaptivity. (English) Zbl 07819073
A reduced basis super-localized orthogonal decomposition for reaction-convection-diffusion problems. (English) Zbl 07819051
Space-time reduced basis methods for parametrized unsteady Stokes equations. (English) Zbl 1534.35409
Phase-amplitude coordinate-based neural networks for inferring oscillatory dynamics. (English) Zbl 1533.93083
A modal derivatives enhanced Kron’s substructuring method to calculate structural responses and response sensitivities of geometrically nonlinear systems. (English) Zbl 1533.70026
MSC:
70K99
Constrained optimized dynamic mode decomposition with control for physically stable systems with exogeneous inputs. (English) Zbl 07808003
Relative error-based time-limited \(\mathcal{H}_2\) model order reduction via oblique projection. (English) Zbl 1532.93029
MSC:
93B11
Two-sided Krylov enhanced proper orthogonal decomposition methods for partial differential equations with variable coefficients. (English) Zbl 1531.65180
A greedy sensor selection algorithm for hyperparameterized linear Bayesian inverse problems with correlated noise models. (English) Zbl 07797623
Active-learning-driven surrogate modeling for efficient simulation of parametric nonlinear systems. (English) Zbl 1536.65127
A stochastic LATIN method for stochastic and parameterized elastoplastic analysis. (English) Zbl 1536.74308
Reduction of chemical reaction networks with approximate conservation laws. (English) Zbl 1533.34039
Dual-grid mapping method for the advection-diffusion-reaction equation in a heterogeneous medium. (English) Zbl 1538.65304
Balanced truncation reduced models of quadratic-bilinear systems in time interval. (English) Zbl 07892612
MSC:
93-XX
A surrogate non-intrusive reduced order model of quasi-geostrophic turbulence dynamics based on a combination of LSTM and different approaches of DMD. (English) Zbl 07862604
MSC:
76-XX
An adaptive partitioned reduced order model of peridynamics for efficient static fracture simulation. (English) Zbl 1537.74012
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)
Optimization-based model order reduction of port-Hamiltonian descriptor systems. (English) Zbl 1536.93113
Rational-approximation-based model order reduction of Helmholtz frequency response problems with adaptive finite element snapshots. (English) Zbl 1537.65166
Reviewer: Vit Dolejsi (Praha)
Multi-fidelity data fusion through parameter space reduction with applications to automotive engineering. (English) Zbl 1536.65019
Reviewer: Costică Moroşanu (Iaşi)
Model order reduction for deforming domain problems in a time-continuous space-time setting. (English) Zbl 1532.65078
Derivation of a superelement with deformable interfaces – applied to model flexure joint. (English) Zbl 07797477
Interpolation-based parametric model order reduction of automotive brake systems for frequency-domain analyses. (English) Zbl 1530.93050
Simulation of the interaction of light with 3-D metallic nanostructures using a proper orthogonal decomposition-Galerkin reduced-order discontinuous Galerkin time-domain method. (English) Zbl 07776946
Simulation of generally shaped 3D elastic body dynamics with large motion using transfer matrix method incorporating model order reduction. (English) Zbl 07775440
MSC:
70E55
Low-order parametric state-space modeling of MIMO systems in the Loewner framework. (English) Zbl 1530.93076
Multiscale modeling of linear elastic heterogeneous structures via localized model order reduction. (English) Zbl 07772324
A new method to interpolate POD reduced bases – application to the parametric model order reduction of a gas bearings supported rotor. (English) Zbl 1531.65211
Localized model order reduction and domain decomposition methods for coupled heterogeneous systems. (English) Zbl 07772297
Predictive reduced order modeling of chaotic multi-scale problems using adaptively sampled projections. (English) Zbl 07771273
Surrogate modeling of time-domain electromagnetic wave propagation via dynamic mode decomposition and radial basis function. (English) Zbl 07771271
On the limitations of low-rank approximations in contact mechanics problems. (English) Zbl 1534.74045
Gradient-preserving hyper-reduction of nonlinear dynamical systems via discrete empirical interpolation. (English) Zbl 1526.65057
Model order reduction of time-domain vibro-acoustic finite element simulations with non-locally reacting absorbers. (English) Zbl 1539.76102
An improved model order reduction method for dynamic analysis of large-scale structures with local nonlinearities. (English) Zbl 1525.65034
Adaptive POD-DEIM correction for Turing pattern approximation in reaction-diffusion PDE systems. (English) Zbl 07745017
Parallel input-independent model order reduction for discrete-time parametric systems. (English) Zbl 07744924
MSC:
93-XX
On shift selection for Krylov subspace based model order reduction. An iterative greedy approach combined with singular value decomposition. (English) Zbl 1534.70011
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