A Vortex Identification Method Based on Extreme Learning Machine

Figure 5

Visualization results of 2D flow field training data. Colour map with green and blue denote the vortex region and the nonvortex region. (b, c) The vortical structures in the same cylinder flow field on the different time steps. (e, f) The vortical structures in the same plate flow field on the different time steps.

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