Model order reduction for linear and nonlinear systems: a system-theoretic perspective

U Baur, P Benner, L Feng - Archives of Computational Methods in …, 2014 - Springer
In the past decades, Model Order Reduction (MOR) has demonstrated its robustness and
wide applicability for simulating large-scale mathematical models in engineering and the …

Two-sided projection methods for nonlinear model order reduction

P Benner, T Breiten - SIAM Journal on Scientific Computing, 2015 - SIAM
In this paper, we investigate a recently introduced approach for nonlinear model order
reduction based on generalized moment matching. Using basic tensor calculus, we propose …

Data‐driven model order reduction of quadratic‐bilinear systems

IV Gosea, AC Antoulas - Numerical Linear Algebra with …, 2018 - Wiley Online Library
We introduce a data‐driven model order reduction approach that represents an extension of
the Loewner framework for linear and bilinear systems to the case of quadratic‐bilinear (QB) …

Tensor computation: A new framework for high-dimensional problems in EDA

Z Zhang, K Batselier, H Liu, L Daniel… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
Many critical electronic design automation (EDA) problems suffer from the curse of
dimensionality, ie, the very fast-scaling computational burden produced by large number of …

[PDF][PDF] Model order reduction based on moment-matching

P Benner, L Feng - Model Order Reduction: Volume 1: System …, 2021 - library.oapen.org
This is a survey of model order reduction (MOR) methods based on momentmatching.
Moment-matching methods for linear non-parametric and parametric systems are reviewed …

Riemannian modified Polak--Ribière--Polyak conjugate gradient order reduced model by tensor techniques

YL Jiang, KL Xu - SIAM Journal on Matrix Analysis and Applications, 2020 - SIAM
This paper presents a new Riemannian modified Polak--Ribière--Polyak conjugate gradient
algorithm to construct the reduced systems of quadratic-bilinear systems. We eliminate the …

Refined subspace projection for model reduction via interpolation and tensor decomposition

YL Jiang, GY Zhang - IEEE Transactions on Automatic Control, 2024 - ieeexplore.ieee.org
Research on nonlinear model order reduction has revealed that as nonlinearity increases,
the subspaces capturing dominant information require more complex bases. The complexity …

On port-Hamiltonian modeling and structure-preserving model reduction

B Liljegren-Sailer - 2020 - ubt.opus.hbz-nrw.de
In this thesis we study structure-preserving model reduction methods for the efficient and
reliable approximation of dynamical systems. A major focus is the approximation of a …

Enhancing model order reduction for nonlinear analog circuit simulation

H Aridhi, MH Zaki, S Tahar - IEEE Transactions on Very Large …, 2015 - ieeexplore.ieee.org
Traditionally, model order reduction methods have been used to reduce the computational
complexity of mathematical models of dynamic systems, while preserving their functional …

Compact model order reduction of weakly nonlinear systems by associated transform

Y Zhang, N Wong - International Journal of Circuit Theory and …, 2016 - Wiley Online Library
We advance a recently proposed approach, called the associated transform, for computing
slim projection matrices serving high‐order Volterra transfer functions in the context of …