Frequency–time analysis, low-rank reconstruction and denoising of turbulent flows using SPOD

DOI10.1017/JFM.2021.681zbMath1496.76069arXiv2011.03644OpenAlexW3200432615MaRDI QIDQ3380346

Akhil Nekkanti, Oliver T. Schmidt

Publication date: 28 September 2021

Published in: Journal of Fluid Mechanics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2011.03644

zbMATH Keywords

intermittencyturbulent jetlow-dimensional modelspectral proper orthogonal decompositionflow-field reconstruction

Mathematics Subject Classification ID

Shear flows and turbulence (76F10) Spectral methods applied to problems in fluid mechanics (76M22) Direct numerical and large eddy simulation of turbulence (76F65)

Related Items (6)

Neural-network learning of SPOD latent dynamics ⋮ Large-eddy simulations and modal reconstruction of laminar transonic buffet ⋮ Large-scale streaks in a turbulent bluff body wake ⋮ Gappy spectral proper orthogonal decomposition ⋮ Reduced-order variational mode decomposition to reveal transient and non-stationary dynamics in fluid flows ⋮ Analysis of coherence in turbulent stratified wakes using spectral proper orthogonal decomposition

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