[R] is that possible to graph 4 dimention plot
Duncan Murdoch
murdoch at stats.uwo.ca
Sun Oct 4 21:31:53 CEST 2009
On 04/10/2009 3:14 PM, gcheer3 wrote:
> Suppose there are 4 variables
> d is a function of a , b and c
> I want to know how a, b and c change will make d change
> It will be straightforward to see it if we can graph the d surface
>
> if d is only a function of a and b, I can use 'persp' to see the surface of
> d. I can easily see at what values of a and b, d will get the maxium or
> minium or multiple modes, etc
>
> But for 4 dimention graph, is there a way to show the surface of d
> Will use color help
contour3d in the misc3d package can do something like that.
Duncan Murdoch
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