[R] Absolutely No idea how to plot my Spatial Data

[Steve Lianoglou]

Hi,

On Thu, Mar 25, 2010 at 5:32 PM, Babaorumi <gildas.mazo.u900 at gmail.com> wrote:
>
> Hi,
>
> I have a data set of points which are represented by 3 variables x,y,z where
> x is the position of the point on the x-absciss and y on the y-absciss. Each
> of my points has a value z, which I want to be displayed as follows: the
> more z is high, the more the color on the map is dark.

How about just tweaking the alpha/transparency for each point as a
function of its value.

See this thread for inspiration:
http://thread.gmane.org/gmane.comp.lang.r.general/158649

HTH,
-steve

-- 
Steve Lianoglou
Graduate Student: Computational Systems Biology
 | Memorial Sloan-Kettering Cancer Center
 | Weill Medical College of Cornell University
Contact Info: http://cbio.mskcc.org/~lianos/contact