Re: Amplitude in fourier_info.

From: Dennis Shea <shea_at_nyahnyahspammersnyahnyah>
Date: Tue, 25 Mar 2008 14:07:08 -0600

It is: AMP(N) = SQRT(A(N)*A(N)+B(N)*B(N))

Wang, Yi wrote:
> Hi There:
>
> A quick question about the definition of amplitude in fourier_info.
>
> Is the amplitude the peak-to-peak amplitude, or just half of the
> peak-to-peak amplitude?
>
> Please also make this clear at the NCL website for fourier_info.
>
> Thanks,
>
> Yi Wang, PhD
> Pacific Northwest National Lab
>
>
>
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> ncl-talk mailing list
> ncl-talk_at_ucar.edu
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Dennis J. Shea                  tel: 303-497-1361    |
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Climate Analysis Section                             |
Climate & Global Dynamics Div.                       |
National Center for Atmospheric Research             |
Boulder, CO  80307                                   |
USA                        email: shea 'at' ucar.edu |
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Received on Tue Mar 25 2008 - 14:07:08 MDT

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