pyMOR--generic algorithms and interfaces for model order reduction

R Milk, S Rave, F Schindler - SIAM Journal on Scientific Computing, 2016 - SIAM
Reduced basis methods are projection-based model order reduction techniques for
reducing the computational complexity of solving parametrized partial differential equation …

Randomized local model order reduction

A Buhr, K Smetana - SIAM journal on scientific computing, 2018 - SIAM
In this paper we propose local approximation spaces for localized model order reduction
procedures such as domain decomposition and multiscale methods. Those spaces are …

A new certified hierarchical and adaptive RB-ML-ROM surrogate model for parametrized PDEs

B Haasdonk, H Kleikamp, M Ohlberger… - SIAM Journal on …, 2023 - SIAM
We present a new surrogate modeling technique for efficient approximation of input-output
maps governed by parametrized PDEs. The model is hierarchical as it is built on a full order …

A non-conforming dual approach for adaptive trust-region reduced basis approximation of PDE-constrained parameter optimization

T Keil, L Mechelli, M Ohlberger… - ESAIM: Mathematical …, 2021 - esaim-m2an.org
In this contribution we propose and rigorously analyze new variants of adaptive Trust-
Region methods for parameter optimization with PDE constraints and bilateral parameter …

Randomized linear algebra for model reduction. Part I: Galerkin methods and error estimation

O Balabanov, A Nouy - Advances in Computational Mathematics, 2019 - Springer
We propose a probabilistic way for reducing the cost of classical projection-based model
order reduction methods for parameter-dependent linear equations. A reduced order model …

[PDF][PDF] Localized model reduction for parameterized problems

A Buhr, L Iapichino, M Ohlberger, S Rave… - Handbook on Model …, 2020 - library.oapen.org
In this contribution we present a survey of concepts in localized model order reduction
methods for parameterized partial differential equations. The key concept of localized model …

A hierarchical a posteriori error estimator for the reduced basis method

S Hain, M Ohlberger, M Radic, K Urban - Advances in Computational …, 2019 - Springer
In this contribution, we are concerned with tight a posteriori error estimation for projection-
based model order reduction of inf \inf-sup \sup stable parameterized variational problems …

A robust error estimator and a residual-free error indicator for reduced basis methods

Y Chen, J Jiang, A Narayan - Computers & Mathematics with Applications, 2019 - Elsevier
Abstract The Reduced Basis Method (RBM) is a rigorous model reduction approach for
solving parameterizedpartial differential equations. It identifies a low-dimensional subspace …

ArbiLoMod, a simulation technique designed for arbitrary local modifications

A Buhr, C Engwer, M Ohlberger, S Rave - SIAM Journal on Scientific …, 2017 - SIAM
Engineers manually optimizing a structure using finite element based simulation software
often employ an iterative approach where in each iteration they change the structure slightly …

Model order reduction methods for data assimilation: state estimation and structural health monitoring

T Taddei - 2017 - dspace.mit.edu
The objective of this thesis is to develop and analyze model order reduction approaches for
the efficient integration of parametrized mathematical models and experimental …