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Re: How to call SCAT2GRIDGAUSS_XY
Martin,
Try this call to scat2gridgauss_xy:
let out = SCAT2GRIDGAUSS_XY(lons, lats, var, x[gx=xax], y[gy=yax], 2,
2, 2, 2)
The demonstration page for these functions is here:
http://ferret.wrc.noaa.gov/Ferret/Demos/objective_analysis_demo/objective_analysis_demo.html
-- Jonathan Callahan
Martin Schmidt wrote:
>
> Dear Ferret users,
>
> I am trying to use external function SCAT2GRIDGAUSS_XY. Following the
> manual I define two axis, e.g.
>
> define axis/x=-10:18:1 xax
> define axis/y=-30:10:1 yax
>
> and read my data
> set data/EZ/variables="-,-,times,lats,lons,var" myfile.dta
>
> With list I can show, that the data are correct, the axis can be
> checked with show axis.
>
> Now following the manual I try
>
> let out = SCAT2GRIDGAUSS_XY(lons, lats, var, xax, yax, 2, 2, 2, 2)
>
> list out
>
> stops with the error
> **ERROR: variable unknown or not in data set: YAX
>
> I think, I am using the wrong syntax, but I cannot find examples
> neither in the manual nor in the FAQ's.
> Introducing variables xax and yax (not axis) does not work too.
>
> An example which works would be of great help.
>
> Many thanks in advance,
> Martin
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