Dynamic mode decomposition and its variants

PJ Schmid - Annual Review of Fluid Mechanics, 2022 - annualreviews.org
Dynamic mode decomposition (DMD) is a factorization and dimensionality reduction
technique for data sequences. In its most common form, it processes high-dimensional …

Modern Koopman theory for dynamical systems

SL Brunton, M Budišić, E Kaiser, JN Kutz - arxiv preprint arxiv:2102.12086, 2021 - arxiv.org
The field of dynamical systems is being transformed by the mathematical tools and
algorithms emerging from modern computing and data science. First-principles derivations …

[BOOK][B] Data-driven science and engineering: Machine learning, dynamical systems, and control

SL Brunton, JN Kutz - 2022 - books.google.com
Data-driven discovery is revolutionizing how we model, predict, and control complex
systems. Now with Python and MATLAB®, this textbook trains mathematical scientists and …

[BOOK][B] Dynamic mode decomposition: data-driven modeling of complex systems

The integration of data and scientific computation is driving a paradigm shift across the
engineering, natural, and physical sciences. Indeed, there exists an unprecedented …

Modal analysis of fluid flows: An overview

K Taira, SL Brunton, STM Dawson, CW Rowley… - Aiaa Journal, 2017 - arc.aiaa.org
SIMPLE aerodynamic configurations under even modest conditions can exhibit complex
flows with a wide range of temporal and spatial features. It has become common practice in …

Control of soft robots with inertial dynamics

DA Haggerty, MJ Banks, E Kamenar, AB Cao… - Science robotics, 2023 - science.org
Soft robots promise improved safety and capability over rigid robots when deployed near
humans or in complex, delicate, and dynamic environments. However, infinite degrees of …

Formulas for data-driven control: Stabilization, optimality, and robustness

C De Persis, P Tesi - IEEE Transactions on Automatic Control, 2019 - ieeexplore.ieee.org
In a paper by Willems et al., it was shown that persistently exciting data can be used to
represent the input-output behavior of a linear system. Based on this fundamental result, we …

Survey of multifidelity methods in uncertainty propagation, inference, and optimization

B Peherstorfer, K Willcox, M Gunzburger - Siam Review, 2018 - SIAM
In many situations across computational science and engineering, multiple computational
models are available that describe a system of interest. These different models have varying …

Linear predictors for nonlinear dynamical systems: Koopman operator meets model predictive control

M Korda, I Mezić - Automatica, 2018 - Elsevier
This paper presents a class of linear predictors for nonlinear controlled dynamical systems.
The basic idea is to lift (or embed) the nonlinear dynamics into a higher dimensional space …

Modal analysis of fluid flows: Applications and outlook

K Taira, MS Hemati, SL Brunton, Y Sun, K Duraisamy… - AIAA journal, 2020 - arc.aiaa.org
THE field of fluid mechanics involves a range of rich and vibrant problems with complex
dynamics stemming from instabilities, nonlinearities, and turbulence. The analysis of these …