Variational quantum algorithms for computational fluid dynamics

D Jaksch, P Givi, AJ Daley, T Rung - AIAA journal, 2023 - arc.aiaa.org
Quantum computing uses the physical principles of very small systems to develop
computing platforms which can solve problems that are intractable on conventional …

[HTML][HTML] MORe DWR: space-time goal-oriented error control for incremental POD-based ROM for time-averaged goal functionals

H Fischer, J Roth, T Wick, L Chamoin, A Fau - Journal of Computational …, 2024 - Elsevier
In this work, the dual-weighted residual (DWR) method is applied to obtain an error-
controlled incremental proper orthogonal decomposition (POD) based reduced order model …

Parameter identification and uncertainty propagation of hydrogel coupled diffusion-deformation using POD-based reduced-order modeling

G Agarwal, JH Urrea-Quintero, H Wessels… - Computational …, 2024 - Springer
This study explores reduced-order modeling for analyzing time-dependent diffusion-
deformation of hydrogels. The full-order model describing hydrogel transient behavior …

An incremental singular value decomposition approach for large-scale spatially parallel & distributed but temporally serial data–applied to technical flows

N Kühl, H Fischer, M Hinze, T Rung - Computer Physics Communications, 2024 - Elsevier
The article presents a strategy and its algorithm to compile a simulation-accompanying,
incremental Singular Value Decomposition (SVD) for time-evolving, spatially parallel …

Randomized low‐rank approximation methods for projection‐based model order reduction of large nonlinear dynamical problems

C Bach, D Ceglia, L Song… - International Journal for …, 2019 - Wiley Online Library
Projection‐based nonlinear model order reduction (MOR) methods typically make use of a
reduced basis to approximate high‐dimensional quantities. However, the most popular …

Efficient Frequency and Time-Domain Simulations of Delayed PEEC Models With Proper Orthogonal Decomposition Techniques

MA Khattak, D Romano, G Antonini, F Ferranti - IEEE Access, 2023 - ieeexplore.ieee.org
The Partial Element Equivalent Circuit (PEEC) method has gained significant recognition as
an electromagnetic computational technique known for its ability to represent …

[HTML][HTML] An enhanced algorithm for online proper orthogonal decomposition and its parallelization for unsteady simulations

X Li, S Hulshoff, S Hickel - Computers & Mathematics with Applications, 2022 - Elsevier
Abstract Proper Orthogonal Decomposition (POD) plays an important role in the analysis of
complex nonlinear systems governed by partial differential equations (PDEs), since it can …

A reduced order modeling method based on GNAT-embedded hybrid snapshot simulation

F Bai, Y Wang - Mathematics and Computers in Simulation, 2022 - Elsevier
This paper presents a method to embed the Gauss–Newton approximated tensor (GNAT)
reduced order model (ROM) into the hybrid snapshot simulation to enhance generation …

Efficient computation of bifurcation diagrams with a deflated approach to reduced basis spectral element method

M Pintore, F Pichi, M Hess, G Rozza… - Advances in Computational …, 2021 - Springer
The majority of the most common physical phenomena can be described using partial
differential equations (PDEs). However, they are very often characterized by strong …

A systematic online update method for reduced-order-model-based digital twin

Y Tang, P Sajadi, M Rahmani Dehaghani… - Journal of Intelligent …, 2024 - Springer
A digital twin (DT) is a model that mirrors a physical system and is continuously updated with
real-time data from the physical system. Recent implementations of reduced-order-model …