[R-sig-Geo] Fw: Help

[Paul Hiemstra]

Hi,

Loading the meuse.grid dataset is done using:

data(meuse.grid)

to generate meuse.grid from meuse use something like:

data(meuse)
coordinates(meuse) = ~x+y
meuse_grid = spsample(meuse, type = "regular", cellsize = c(40,40))
gridded(meuse_grid) = TRUE

cheers and good luck,
Paul


Danlin Yu schreef:
> Jessica:
>
> Do you mean to load the dataset meuse.grid? If so,
>
> data(meuse.grid)
>
> shall be able to do it.
>
> As for generate the meuse.grid from dataset meuse, the immediate thing 
> that comes to my mind is that you might want to obtain the coordinates 
> from meuse, and then try to transform the points object to a grid object.
>
> Just some quick thoughts, hope this helps.
>
> Danlin
>
> jessica243 ??:
>> ----- Original Message ----- From: jessica243 To: 
>> r-sig-geo at stat.math.ethz.ch Sent: Monday, September 21, 2009 8:28 PM
>> Subject: Help
>>
>>
>> Dear everyone:
>> In my study R,I ran into a problem.I do not know how let "meuse" data 
>> generate "meuse.grid" data?
>>
>> Hope this helps,
>>
>> jessica243
>>
>>     [[alternative HTML version deleted]]
>>
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>