Re: Statistical significance

Hi Adam,

Now, it's ok.

Thanks a lot!

Guilherme.

2013/12/2 Adam Phillips <asphilli@ucar.edu>

> Hi Guilherme,
> I do not see anything wrong with your script, other than this line not
> being necessary:
> plot(k-1) = plot(k-1)
>
> Significance contours can get rather dense and convoluted especially for
> high resolution grids, but the plotting should not take anywhere close to 4
> hours.
>
> I would suggest trying the following:
> Change this:
> res2@cnLevelSelectionMode = "ManualLevels"
> res2@cnMinLevelValF = 0.00
> res2@cnMaxLevelValF = 1.05
> res2@cnLevelSpacingF = 0.01
> to this:
> res2@cnLevelSelectionMode = "ExplicitLevels"
> res2@cnLevels = niv_sig
>
> As you're only interested in shading all areas less than niv_sig there's
> no reason to specify 106 contour levels. I am wondering if NCL still
> calculates their placement even though you're not drawing them. If the
> above changes do not speed things up, please respond to NCL-talk and let
> everyone know..
> Adam
>
>
>
> On 12/01/2013 06:09 PM, Guilherme Martins wrote:
>
> Hi all,
>
> I'm calculating the correlation, but when I inserted the statistical
> significance using the rtest, my code became very slow, without the
> statistical significance everything is done during one minute. With the
> statistical significance, the time is of four hours. I don't know where I'm
> doing something wrong.
>
> The lines associated with the statistical significance are: 143-146.
>
> plot1 = gsn_csm_contour(wks,m1,res2)
> plot1 = ShadeLtContour(plot1,niv_sig,17)
> overlay (plot(k-1), plot1)
> plot(k-1) = plot(k-1)
>
> *My script is in attached.*
>
> Thanks,
>
> Guilherme.
>
> --
> *Guilherme Martins*
> https://sites.google.com/site/jgmsantos/
>
>
>
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>
> --
> ______________________________________________________________
> Adam Phillips asphilli@ucar.edu
> NCAR/Climate and Global Dynamics Division (303) 497-1726
> P.O. Box 3000
> Boulder, CO 80307-3000 http://www.cgd.ucar.edu/cas/asphilli
>
>

-- 
*Guilherme Martins*
https://sites.google.com/site/jgmsantos/

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Received on Mon Dec 2 15:43:37 2013