[Scilab-users] 3d interpolation griddata

[Stéphane Mottelet]

Hello,

the cshep2d macro should fit your needs.

S.


Le 12/11/2014 22:40, simond a écrit :
> Hi,
> I am trying to convert a matlab code using griddata. Unfortunately, I havent
> succeed to solve the problem with the available scilal functions
> (linear_interpn, interpd..).
>
> I have a data set of disordered points (x,y,z), with x,y the position, and z
> the elevation. I m trying to interpolate all this points to create a 3d
> digital elevation model.
>
> 1) I create a meshgrid
> xx=min(x):1:max(x)
> yy=min(y):1:max(y)
> [xy,yx]=meshgrid(xx,yy)
>
> 2) I would like to interpolate all the elevation points z for my new grid
> (xy,yx) such as
> xy,yx,zz=griddata(x,y,z,xy,yx)
> But i cannot find the scilab equivalence...
>
> Thank you very much for your response.
> Simon
>
>
>
>
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