AI-Based Model Order Reduction Techniques: A Survey
Abstract Model Order Reduction (MOR) techniques play a crucial role in reducing the
computational complexity of high-dimensional mathematical models, enabling efficient …
computational complexity of high-dimensional mathematical models, enabling efficient …
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 …
On frequency-and time-limited μH2-optimal model order reduction
In this paper, the problems of frequency-limited and time-limited H 2-optimal model order
reduction of linear time-invariant systems are considered within the oblique projection …
reduction of linear time-invariant systems are considered within the oblique projection …
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 …
-optimal Model Reduction of Linear Quadratic Output Systems in Finite Frequency Range
Linear quadratic output systems constitute an important class of dynamical systems with
numerous practical applications. When the order of these models is exceptionally high …
numerous practical applications. When the order of these models is exceptionally high …
Time- and frequency-limited H2-optimal model order reduction of bilinear control systems
In the time-and frequency-limited model order reduction, a reduced-order approximation of
the original high-order model is sought to ensure superior accuracy in some desired time …
the original high-order model is sought to ensure superior accuracy in some desired time …
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 …