Vortex Counter

Version 1.0.0 (3.59 KB) by Jiaru
A code to identify and count coherent structures in 2D turbulence
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Updated 1 Mar 2026

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This code is designed to detect coherent structures in a 2D random flow field. The mechanism is simple, first use a finite-differential operator to generate the vorticity field, then filter away high-frequency noises, and finally identify clusters of high/low vorticity.

Cite As

Jiaru (2026). Vortex Counter (https://uk.mathworks.com/matlabcentral/fileexchange/183325-vortex-counter), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2025b
Compatible with R2016b to R2026a
Platform Compatibility
Windows macOS Linux
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Version Published Release Notes
1.0.0