[R] CORRESPONDENCE ANALYSIS

[Henric Nilsson]

On 2006-10-20 19:48, Enio Jelihovschi wrote:
> Enio Jelihovschi" eniojelihovs at gmail.com
> Date: Fri, 20 Oct 2006 11:28:12 -0200
> Subject: CORRESPONCE ANALYSIS
> Dear All
> I am new R user, trying to do correspondence analysis using the function mca
> of the package MASS. My question is: In the following example
> 
> farms.mca <- mca(farms, abbrev = T) # Use levels as names
> 
> plot(farms.mca, cex = rep(0.7, 2), axes = F)
> How can I change the "plot" so that each factor would get a different
> colour, in order to enhance the visualization of the patterns.

Is this what you want:

text(farms.mca$cs, labels = dimnames(farms.mca$cs)[[1]],
      cex = 0.7, col = rep(2:5, c(4, 4, 3, 5)))

?


HTH,
Henric



> Thank you, for any tip in that direction.
> Enio Jelihovschi
> 
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