Results 31 to 40 of about 5,543,917 (241)

Comparative study of modal decomposition and dynamic equation reconstruction in data-driven modeling

open access: yesAIP Advances, 2021
Due to the increasing complexity of dynamic systems, it is increasingly difficult for traditional mathematical methods to meet the modeling requirements of complex dynamic systems.
Zhenglong Yin   +4 more
doaj   +1 more source

Dynamic mode decomposition of the geomagnetic field over the last two decades

open access: yesEarth and Planetary Physics, 2023
Earth's magnetic field, which is generated in the liquid outer core through the dynamo action, undergoes changes on timescales of a few years to several million years, yet the underlying mechanisms responsible for the field variations remain to be ...
JuYuan Xu, YuFeng Lin
doaj   +1 more source

Dynamic Mode Decomposition Based Video Shot Detection

open access: yesIEEE Access, 2018
Shot detection is widely used in video semantic analysis, video scene segmentation, and video retrieval. However, this is still a challenging task, due to the weak boundary and a sudden change in brightness or foreground objects.
Chongke Bi   +6 more
doaj   +1 more source

Tensor Train-Based Higher-Order Dynamic Mode Decomposition for Dynamical Systems

open access: yesMathematics, 2023
Higher-order dynamic mode decomposition (HODMD) has proved to be an efficient tool for the analysis and prediction of complex dynamical systems described by data-driven models.
Keren Li, Sergey Utyuzhnikov
doaj   +1 more source

Dynamic mode decomposition of numerical data in natural circulation

open access: yesBrazilian Journal of Radiation Sciences, 2021
Dynamic mode decomposition (DMD) has been used for experimental and numerical data analysis in fluid dynamics. Despite of its advantages, the application of the DMD methodology to investigate the natural circulation in nuclear reactors are very scarce in
José Luiz Horacio Faccini
doaj   +1 more source

Automatic Seizure Detection Using Multi-Resolution Dynamic Mode Decomposition

open access: yesIEEE Access, 2019
Epilepsy is one of the most prevalent neurological issues faced by a large population around the globe. Epilepsy is marked by intermittent seizures, the detection of which can be a challenging problem.
Muhammad Bilal   +5 more
doaj   +1 more source

Dynamic mode decomposition method

open access: yes, 2022
Darbs ir veltīts dinamisko modu dekompozīcijas metodei, tās pamatidejai, teorijai, algoritmam, priekšrocībām, trūkumiem, aktualitātei un dinamisko sistēmu pētīšanai.
Vedennikova, Ekaterina
core  

Identification of Linear Time-Invariant Systems with Dynamic Mode Decomposition

open access: yesMathematics, 2022
Dynamic mode decomposition (DMD) is a popular data-driven framework to extract linear dynamics from complex high-dimensional systems. In this work, we study the system identification properties of DMD.
Jan Heiland, Benjamin Unger
doaj   +1 more source

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

Analysis of Dynamic Stall Using Dynamic Mode Decomposition Technique

open access: yes, 2013
Dynamic mode decomposition is applied to investigate the unsteady flowfield around a pitching airfoil. The extracted flow structures are termed as dynamic mode decomposition modes.
Richter, Kai   +7 more
core   +1 more source

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