Finite-frequency model order reduction of linear and bilinear systems via low-rank approximation
QY Song, U Zulfiqar, X Du - Journal of Computational and Applied …, 2025 - Elsevier
In this paper, we first investigate the finite-frequency model order reduction for linear
systems based on low-rank Gramian approximations. An efficient algorithm for computing …
systems based on low-rank Gramian approximations. An efficient algorithm for computing …
Frequency-weighted and frequency interval Gramian framework-based model reduction using singular value decomposition
It is observed that the reduced-order models (ROMs) by some existing limited Gramians-
based techniques deviate significantly from the high-order model, resulting in a large …
based techniques deviate significantly from the high-order model, resulting in a large …
Frequency-limited H Model Order Reduction Based on Relative Error
Frequency-limited model order reduction aims to approximate a high-order model with a
reduced-order model that maintains high fidelity within a specific frequency range. Beyond …
reduced-order model that maintains high fidelity within a specific frequency range. Beyond …
A New Frequency Confined Gramians-based Model Order Reduction Technique
Model order reduction (MOR) is an approach that provides a lower-order system for a given
higher-order system. Sometimes, specific frequency restrictions constitute a significant focus …
higher-order system. Sometimes, specific frequency restrictions constitute a significant focus …
Singular Perturbation Approximation-Based Modelling Using Frequency-Limited Balanced Gramians
K Kanchan, D Kumar - International Conference on Communication and …, 2023 - Springer
In this chapter, a novel reduced-order modelling technique is presented using balanced
singular perturbation approximation by developing new frequency-limited discrete-time …
singular perturbation approximation by developing new frequency-limited discrete-time …