[R] Need frequency distribution for x,y coordinates

[Gabor Grothendieck]

Check out:

http://addictedtor.free.fr/graphiques/graphcode.php?graph=116

On 2/11/06, mark shanks <markshanks101 at hotmail.com> wrote:
> Hi,
>
> I have a set of data in x,y coordinates across the range of -5 to 5 in each
> dimension. I would like to obtain the frequency distribution of the
> different points, and then graph them so you can see which of the points are
> the most frequently occurring.
>
> This would seem to be easy in Matlab, which has the hist3 command for doing
> frequency distributions/histograms in 3 dimensions. However, as far as I can
> tell, R does not have a hist3 command.
>
> Is there any easy way to do this in R? I'm investigating whether matlab or R
> is more suitable for our needs, but don't want to reject R due to my present
> ignorance of its functions.
>
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