Re: missing data - interpolation

Hi Micah,

Does setting res_at_cnRasterSmoothingOn = True help at all?

http://www.ncl.ucar.edu/Document/Graphics/Resources/cn.shtml#cnRasterSmoothingOn

--Mary

On Thu, 30 Oct 2008, Micah Sklut wrote:

> Hi All,
>
> I am working with ocean data, and when I use the cnFillMode=AreaFill for my
> contour maps, I get a jagged boxed coastline around the coastlines, due to
> the missing data.
> When, I use cnFillMode=RasterFill, then the grids match up to the coastline
> pretty well, but I would much rather have smooth contour lines with the
> AreaFill.
>
> The AreaFill jagged looking data around the coastline is not too
> aesthetically pleasing, so I was wondering if you have thoughts about
> working around this.
>
> In the past I created my own interpolation function, but this required me to
> manually hand pick out the missing data grids I wanted to interpolate so
> that the contours would go all the way past the coastline. This is very time
> consuming! The map draw is PostFill so it will cover up any data underneath
> the land.
>
> Is it possible to just be able to interpolate all the missing data?
>
> Or, what if we could use AreaFill, but then RasterFill for areas that are
> surrounded by missing dat?
>
> Please let me know if you have any ideas.
>
> Thanks!
>
> Micah
>
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Received on Fri Oct 31 2008 - 07:40:45 MDT