Data-driven modeling for unsteady aerodynamics and aeroelasticity

J Kou, W Zhang - Progress in Aerospace Sciences, 2021 - Elsevier
Aerodynamic modeling plays an important role in multiphysics and design problems, in
addition to experiment and numerical simulation, due to its low-dimensional representation …

A survey of projection-based model reduction methods for parametric dynamical systems

P Benner, S Gugercin, K Willcox - SIAM review, 2015 - SIAM
Numerical simulation of large-scale dynamical systems plays a fundamental role in studying
a wide range of complex physical phenomena; however, the inherent large-scale nature of …

A Grassmann manifold handbook: Basic geometry and computational aspects

T Bendokat, R Zimmermann, PA Absil - Advances in Computational …, 2024 - Springer
The Grassmann manifold of linear subspaces is important for the mathematical modelling of
a multitude of applications, ranging from problems in machine learning, computer vision and …

[图书][B] Model order reduction for differential-algebraic equations: a survey

P Benner, T Stykel - 2017 - Springer
In this paper, we discuss the model order reduction problem for descriptor systems, that is,
systems with dynamics described by differential-algebraic equations. We focus on linear …

Geometric subspace updates with applications to online adaptive nonlinear model reduction

R Zimmermann, B Peherstorfer, K Willcox - SIAM Journal on Matrix Analysis …, 2018 - SIAM
In many scientific applications, including model reduction and image processing, subspaces
are used as ansatz spaces for the low-dimensional approximation and reconstruction of the …

[PDF][PDF] Manifold interpolation

R Zimmermann - Model Order Reduction, 2021 - library.oapen.org
One approach to parametric and adaptive model reduction is via the interpolation of
orthogonal bases, subspaces or positive definite system matrices. In all these cases, the …

Real time simulation for computational surgery: a review

E Cueto, F Chinesta - Advanced Modeling and Simulation in Engineering …, 2014 - Springer
In this paper a non-exhaustive review is made on the existing literature for real-time
simulation in the field of computational surgery. Many methods have been proposed so far to …

[HTML][HTML] Model reduction on manifolds: a differential geometric framework

P Buchfink, S Glas, B Haasdonk, B Unger - Physica D: Nonlinear …, 2024 - Elsevier
Using nonlinear projections and preserving structure in model order reduction (MOR) are
currently active research fields. In this paper, we provide a novel differential geometric …

Gaussian process subspace prediction for model reduction

R Zhang, S Mak, D Dunson - SIAM Journal on Scientific Computing, 2022 - SIAM
Subspace-valued functions arise in a wide range of problems, including parametric reduced
order modeling (PROM), parameter reduction, and subspace tracking. In PROM, each …

Manifold interpolation and model reduction

R Zimmermann - arXiv preprint arXiv:1902.06502, 2019 - arxiv.org
One approach to parametric and adaptive model reduction is via the interpolation of
orthogonal bases, subspaces or positive definite system matrices. In all these cases, the …