Re: map discontinuity

From: Ahmed Lasheen <ahmed4kernel_at_nyahnyahspammersnyahnyah>
Date: Mon Mar 31 2014 - 08:19:23 MDT

thanks, it works .very well , map discontinuity disappear.
the interesting thing that at some location in map where there is no nan
numbers. discontinuity occurs , After defining the Fill Value it works fine.
Thanks

---------------
Ahmed L. Shaaban | Graduate Student
Department of Atmospheric and Environmental science(DEAS).
State University of New York, University (SUNY) at Albany
1400 Washington Avenue, Albany, NY 12222
----------------

On Sun, Mar 30, 2014 at 2:07 PM, David Brown <dbrown@ucar.edu> wrote:

> Ahmed,
> The 'pre' variable has 'nan' values in it. These need to be replaced for
> the NCL plotting functions to work properly.
>
> pre@_FillValue = default_fillvalue(typeof(pre))
> replace_ieeenan(pre,pre@_FillValue,0)
>
> -dave
> On Mar 29, 2014, at 10:23 PM, Ahmed Lasheen <ahmed4kernel@gmail.com>
> wrote:
>
> Hello all
> I am trying to plot netcdf file, but I found several discontinuity in map,
> when I print some value to figure out what is happening , I haven't seen
> clear discontinuity in data.
> I attached sample plot , script and data
> Any ideas.
> Thanks in advance
>
> ---------------
> Ahmed L. Shaaban | Graduate Student
> Department of Atmospheric and Environmental science(DEAS).
> State University of New York, University (SUNY) at Albany
> 1400 Washington Avenue, Albany, NY 12222
> ----------------
>
> <plot_regression_pre_wind_iod.ncl><regression_precDMI.nc><regression.png>
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Received on Mon Mar 31 08:20:18 2014

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