[R] (offtopic) I need two sets of 5 different color scales

Matthias.Kohl@uni-bayreuth.de Matthias.Kohl at uni-bayreuth.de
Sat Apr 10 17:24:45 CEST 2004

maybe, the RColorBrewer package does what you want?
see also: ColorBrewer.org

> Hi,
> I am plotting a policy function (result from a dynamic stochastic
> optimization problem, discretized approximation).  The policy function
> maps from an 2 x 2 x 2 x 3 x B x F state space to a B x F state space (B
> and F are usually between 4-6, and represent domestic and foreign
> savings.  The other variables are income (Y), inflation (Pi), domestic
> and foreign interest rates (R and Z)).  I actually wrote a plotting
> function to represent all this, the result is attached -- please have a
> look at it and help me...
> I need advice in the following: I need two sets of colors for B and F
> which are easy to distinguish (when printed on a color laser printer),
> represent cardinality (ie have an intuitive mapping to an interval) or
> at least ordinality.
> I have experimented with the following:
> Bcolors <- hsv(.6, seq(0.2, 1, length=5), 1)
> Fcolors <- hsv(seq(.1,0, length=5), seq(0.2, 1, length=5)
> this is what you see in the plot.  What colors would you use?  Do you
> think that varying both brightness and hue helps to distinguish
> colors?  Should I change saturation, too?
> Thanks,
> Tamas
> PS.: The plot is simply gzipped.  If you need a zipped version, or the
> source code, contact me.
> --
> Tamás K. Papp
> E-mail: tpapp at axelero.hu
> Please try to send only (latin-2) plain text, not HTML or other garbage.

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