[ncl-talk] PDF contour map

[Alan Brammer]

Take a look at this function. 
https://www.ncl.ucar.edu/Document/Functions/Built-in/bin_sum.shtml

Should do what you want better than pdfxy 


Alan. 
> On 21 Nov 2015, at 18:29, Marston Johnston <shejo284 at gmail.com> wrote:
> 
> Hi,
> 
> I am trying to display some trajectories using the examples in
> NCL plot types. However, I have too many storm tracks (on the order of 65000) to give a 
> good trajectory plot. I was wondering if it is possible to a density plot of the
> trajectories, kind of a PDF but geo-referenced on world map?
> 
> I played around with pdfxy using 1 deg lat lon of the globe as inputs
> but this result didn’t work. The pdf max was too low, which means that
> I’m doing something incorrect. 
> As anyone done this before and could give me some tips?
> 
> Thanks in advance,
> /Marston
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