Re: [Matplotlib-users] Plotting irregular data without interpolation

[Jeff W. <jef...@no...>]

On 2/1/12 9:15 AM, Benjamin Root wrote:
>
>
> On Wed, Feb 1, 2012 at 9:59 AM, Alexis Praga <ale...@fr... 
> <mailto:ale...@fr...>> wrote:
>
>     Hi,
>
>     I have not found any documentation on plotting non regular data with
>     basemap *without* interpolation.
>     Plotting scattered data on the sphere works fine, but the size of each
>     point seems to be limited, so there are "holes".
>     Is there an option in basemap for that ?
>
>
>     Alexis
>
>
> pcolor might be what you want (not pcolormesh()).  I use it to plot 
> radar data when there might be gaps in the coverage.
>
> Ben Root

To do this you will have to bin your data into rectangular grid boxes, 
filling a masked array (with the grid boxes that have no data masked).  
There's some code to this at

http://www.scipy.org/Cookbook/Matplotlib/Gridding_irregularly_spaced_data

-Jeff

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