Results 21 to 30 of about 10,310 (200)

Inexact Linear Solves in Model Reduction of Bilinear Dynamical Systems

open access: yesIEEE Access, 2019
The bilinear iterative rational Krylov algorithm (BIRKA) is a very popular, standard, and mathematically sound algorithm for reducing bilinear dynamical systems that arise commonly in science and engineering.
Rajendra Choudhary, Kapil Ahuja
doaj   +1 more source

Greedy maximin distance sampling based model order reduction of prestressed and parametrized abdominal aortic aneurysms

open access: yesAdvanced Modeling and Simulation in Engineering Sciences, 2021
This work proposes a framework for projection-based model order reduction (MOR) of computational models aiming at a mechanical analysis of abdominal aortic aneurysms (AAAs).
Alexander Schein, Michael W. Gee
doaj   +1 more source

Model Order Reduction of Microactuators: Theory and Application

open access: yesActuators, 2023
This paper provides an overview of techniques of compact modeling via model order reduction (MOR), emphasizing their application to cooperative microactuators.
Arwed Schütz, Tamara Bechtold
doaj   +1 more source

A Model-Order Reduction Approach for Electromagnetic Problems With Nonaffine Frequency Dependence

open access: yesIEEE Access, 2021
The aim of this paper is to present a novel model-order reduction (MOR) technique for the efficient frequency-domain finite-element method (FEM) simulation of microwave components.
Grzegorz Fotyga
doaj   +1 more source

Model Order Reduction by Using Improved Approximation Techniques

open access: yesScientific Journal of King Faisal University: Basic and Applied Sciences, 2020
A simplified approach for model order reduction (MOR) is presented in this article using the balanced singular perturbation approximation (BSPA) approach applicable to large-scale linear dynamical (LSLD) systems.
Santosh Kumar Suman, Awadhesh Kumar
doaj   +1 more source

SSAE and GRU Based Joint Modeling for Nonlinear Distributed Parameter Systems

open access: yesIEEE Access, 2022
The modeling and control issues for distributed parameter systems (DPSs) have received a great deal of attention. Because linear model order reduction (MOR) methods may ignore the nonlinear dynamics and lose some details, it is difficult to describe DPS ...
Ling Ai   +3 more
doaj   +1 more source

Model Order Reduction Applied to Replicate Blast Wave Interaction with Structure

open access: yesEngineering Proceedings
This research explores the application of model order reduction (MOR) techniques for blast wave propagation and mitigation. Blast waves, with their rapid pressure changes and highly nonlinear behavior, pose significant challenges for predictive modeling.
Edison Shehu   +4 more
doaj   +1 more source

Statistically Inspired Passivity Preserving Model Order Reduction

open access: yesIEEE Access, 2023
The continuous scaling of the on-chip devices and interconnects increases the complexity of the design space and becomes a crucial factor in the fabrication of modern integrated circuits.
Namra Akram   +3 more
doaj   +1 more source

Real-time simulation of the transplanted tooth using model order reduction

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
The biomechanics of transplanted teeth remain poorly understood due to a lack of models. In this context, finite element (FE) analysis has been used to evaluate the influence of occlusal morphology and root form on the biomechanical behavior of the ...
Pierre Lahoud   +20 more
doaj   +1 more source

Structure-preserving model reduction for port-Hamiltonian systems based on separable nonlinear approximation ansatzes

open access: yesFrontiers in Applied Mathematics and Statistics, 2023
We discuss structure-preserving model order reduction for port-Hamiltonian systems based on a nonlinear approximation ansatz which is linear with respect to a part of the state variables of the reduced-order model.
Philipp Schulze
doaj   +1 more source

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