[ncl-talk] Filter, filwgts_lanczos

Dennis Shea shea at ucar.edu
Tue Oct 27 15:20:54 MDT 2015


A filter has no idea whether the data is temporal or spatial. Most
filters do assume constant spacing. If your spatial data is
irregularly spaced, you will likely have to interpolate to equal
spacing.

On Tue, Oct 27, 2015 at 2:51 PM, yang yang <yang.yang816 at gmail.com> wrote:
> Dear Sir/Madam:
>
> In NCL, examples of Filters using filwgts_lanczos  are only in temporal
> domain. Now I want to do low-pass for my 1-D spatial data such as dropsonde
> data or flight-track data. Does NCL have a similar function as
> filwgts_lanczos to do the work for 1-D spatial data? or How to apply
> filwgts_lanczos in a 1-D spatial data? Thanks!
>
> Regards
> Ed
>
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