[R] Ctree Question

[Achim Zeileis]

On Fri, 9 Jul 2010, Steve_Friedman at nps.gov wrote:

>
> Hello,
>
> I've been using ctree and have developed a 55 node - 28 terminal solution.
> As can be imagined, the plot is difficult to travel down each of the major
> branches.
>
> I've read the help files for ctree I saw where terminal nodes can be color
> coded.
>
> plot(airct, type = "simple")
>> plot(airct, terminal_panel = node_boxplot(airct, col = "blue",  + fill =
> hsv(2/3, 0.5, 1)))
>
> Here is my question:
>
> Since my model has 55 nodes and 28 terminal nodes,(ie many branches)  is it
> feasible to color code the each of the major branches and track the paths
> down the decision tree?

I'm not sure what exactly you want: Is it to plot Node XY in a certain 
color, say blue, and also have all branches that lead to that node in 
blue?

If so, you could in principle write a panel function for that but it 
wouldn't be easy, I'm afraid.

Sorry,
Z

> R 2.11.1, Windox XP
>
>
> Thanks
> Steve
>
>
>
> Steve Friedman Ph. D.
> Spatial Statistical Analyst
> Everglades and Dry Tortugas National Park
> 950 N Krome Ave (3rd Floor)
> Homestead, Florida 33034
>
> Steve_Friedman at nps.gov
> Office (305) 224 - 4282
> Fax     (305) 224 - 4147
>
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