Re: mask the data for a region

From: Fred Clare <fred_at_nyahnyahspammersnyahnyah>
Date: Sat, 18 Nov 2006 00:23:28 -0700

On Nov 17, 2006, at 10:39 PM, Jiangfeng Wei wrote:

> I want to do a EOF analysis for the data at the conterminous US
> only, so I
> have to mask the data for that region, and data outside of that
> region should
> be set to missing values. I see some examples to plot:
> http://www.ncl.ucar.edu/Applications/polyg.shtml, but this doesn't
> mask the
> data. Any ideas or US mask data available?
>
Take a look at Frame 4 of example gsun05n.ncl:

http://www.ncl.ucar.edu/Document/Manuals/Getting_Started/Examples/
gsun05n.shtml

Fred Clare

> thanks,
> Jiangfeng
>
>
>
>
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Received on Sat Nov 18 2006 - 00:23:28 MST

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