mnabi |
July 19, 2011 19:53 |
Coherent structures
Hi all;
In order to plot the coherent structure of turbulence, I use the formulation proposed by Hunt et al. (1988) as
Q will include positive and negative values. Can anybody explain it to me, what is different between positive Q and negative values of Q? Does it have a physical meaning?
Thanks
Nabi
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