There is another solution, which depending on the resolution and amount of
your data may be useful. You can find through interpolation the corners of
four coordinates around any data point that define a four sides polygon.
This grid so created does not need to be regular. Then, you can simple
call
Costas Douvis geol.uoa.gr> writes:
>
> Hi everyone
>
> I have a matrix (let's say that it contains the values of elevation) and
> want to plot its values on a map using a function such as image.plot or
> filled.contour. The problem is that my grid is not rectilinear, it is
> bended. Here is an
Hi everyone
I have a matrix (let's say that it contains the values of elevation) and
want to plot its values on a map using a function such as image.plot or
filled.contour. The problem is that my grid is not rectilinear, it is
bended. Here is an example
lon<-matrix(0,20,25)
lat<-matrix(0,20,25)
e
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