[HTML][HTML] Lagrangian based methods for coherent structure detection
MR Allshouse, T Peacock - Chaos: An Interdisciplinary Journal of …, 2015 - pubs.aip.org
There has been a proliferation in the development of Lagrangian analytical methods for
detecting coherent structures in fluid flow transport, yielding a variety of qualitatively different …
detecting coherent structures in fluid flow transport, yielding a variety of qualitatively different …
A critical comparison of Lagrangian methods for coherent structure detection
A Hadjighasem, M Farazmand, D Blazevski… - … Journal of Nonlinear …, 2017 - pubs.aip.org
Coherent Lagrangian (material) structures are ubiquitous in unsteady fluid flows, often
observable indirectly from tracer patterns they create, for example, in the atmosphere and …
observable indirectly from tracer patterns they create, for example, in the atmosphere and …
Detecting Lagrangian coherent structures from sparse and noisy trajectory data
Many complex flows such as those arising from the collective motion of ocean plastics in
geophysics or motile cells in biology are characterized by sparse and noisy trajectory …
geophysics or motile cells in biology are characterized by sparse and noisy trajectory …
Extracting Lagrangian coherent structures in cardiovascular flows using Lagrangian descriptors
In cardiovascular flows, Lagrangian coherent structures have been used to explore the
skeleton of blood transport. Revealing these transport barriers is instrumental to quantify the …
skeleton of blood transport. Revealing these transport barriers is instrumental to quantify the …
Sensitivity of Lagrangian coherent structure identification to flow field resolution and random errors
The effect of spatial and temporal resolutions and random errors on identification of
Lagrangian coherent structures (LCSs) from Eulerian velocity fields is evaluated using two …
Lagrangian coherent structures (LCSs) from Eulerian velocity fields is evaluated using two …
Generalized Lagrangian coherent structures
S Balasuriya, NT Ouellette, II Rypina - Physica D: Nonlinear Phenomena, 2018 - Elsevier
The notion of a Lagrangian Coherent Structure (LCS) is by now well established as a way to
capture transient coherent transport dynamics in unsteady and aperiodic fluid flows that are …
capture transient coherent transport dynamics in unsteady and aperiodic fluid flows that are …
How sensitive are Lagrangian coherent structures to uncertainties in data?
A Badza, TW Mattner, S Balasuriya - Physica D: Nonlinear Phenomena, 2023 - Elsevier
Lagrangian coherent structures (LCSs) are time-varying entities which capture the most
influential transport features of a flow. These can for example identify groups of particles …
influential transport features of a flow. These can for example identify groups of particles …
[HTML][HTML] Identifying finite-time coherent sets from limited quantities of Lagrangian data
MO Williams, II Rypina, CW Rowley - Chaos: An Interdisciplinary …, 2015 - pubs.aip.org
A data-driven procedure for identifying the dominant transport barriers in a time-varying flow
from limited quantities of Lagrangian data is presented. Our approach partitions state space …
from limited quantities of Lagrangian data is presented. Our approach partitions state space …
[HTML][HTML] Introduction to focus issue: Lagrangian coherent structures
The topic of Lagrangian coherent structures (LCS) has been a rapidly growing area of
research in nonlinear dynamics for almost a decade. It provides a means to rigorously define …
research in nonlinear dynamics for almost a decade. It provides a means to rigorously define …
Coherent structure colouring: identification of coherent structures from sparse data using graph theory
KL Schlueter-Kuck, JO Dabiri - Journal of Fluid Mechanics, 2017 - cambridge.org
We present a frame-invariant method for detecting coherent structures from Lagrangian flow
trajectories that can be sparse in number, as is the case in many fluid mechanics …
trajectories that can be sparse in number, as is the case in many fluid mechanics …