[КНИГА][B] Approximation of large-scale dynamical systems

AC Antoulas - 2005 - SIAM
In today's technological world, physical and artificial processes are mainly described by
mathematical models, which can be used for simulation or control. These processes are …

Limited‐memory adaptive snapshot selection for proper orthogonal decomposition

GM Oxberry, T Kostova‐Vassilevska… - International Journal …, 2017 - Wiley Online Library
Reduced order models are useful for accelerating simulations in many‐query contexts, such
as optimization, uncertainty quantification, and sensitivity analysis. However, offline training …

Low-rank incremental methods for computing dominant singular subspaces

CG Baker, KA Gallivan, P Van Dooren - Linear Algebra and its Applications, 2012 - Elsevier
Computing the singular values and vectors of a matrix is a crucial kernel in numerous
scientific and industrial applications. As such, numerous methods have been proposed to …

Streaming anomaly detection using randomized matrix sketching

H Huang, SP Kasiviswanathan - Proceedings of the VLDB Endowment, 2015 - dl.acm.org
Data is continuously being generated from sources such as machines, network traffic,
application logs, etc. Timely and accurate detection of anomalies in massive data streams …

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 …

Online learning of quadratic manifolds from streaming data for nonlinear dimensionality reduction and nonlinear model reduction

P Schwerdtner, P Mohan, A Pachalieva… - arxiv preprint arxiv …, 2024 - arxiv.org
This work introduces an online greedy method for constructing quadratic manifolds from
streaming data, designed to enable in-situ analysis of numerical simulation data on the …

POD surrogates for real-time multi-parametric sheet metal forming problems

M Hamdaoui, G Le Quilliec, P Breitkopf… - International journal of …, 2014 - Springer
Our approach aims at coupling the ever increasing off-line computing power of mainframe
computers with the interactive on-line possibilities of ubiquitous low computing power …

[HTML][HTML] Error analysis of an incremental proper orthogonal decomposition algorithm for PDE simulation data

H Fareed, JR Singler - Journal of Computational and Applied Mathematics, 2020 - Elsevier
In our earlier work Fareed et al.(2018), we proposed an incremental SVD algorithm with
respect to a weighted inner product to compute the proper orthogonal decomposition (POD) …

A nonlinear POD-Galerkin reduced-order model for compressible flows taking into account rigid body motions

A Placzek, DM Tran, R Ohayon - Computer methods in applied mechanics …, 2011 - Elsevier
The construction of a nonlinear reduced-order model for fluid–structure interaction problems
is investigated in this paper for unsteady compressible flows excited by the rigid body motion …

A note on incremental POD algorithms for continuous time data

H Fareed, JR Singler - Applied Numerical Mathematics, 2019 - Elsevier
In our earlier work Fareed et al.(2018)[18], we developed an incremental approach to
compute the proper orthogonal decomposition (POD) of PDE simulation data. Specifically …