[R] Factor loadings and principal component plots

[antonio rodriguez]

Hi Neil,


> -----Mensaje original-----
> De: r-help-bounces at stat.math.ethz.ch
> [mailto:r-help-bounces at stat.math.ethz.ch]En nombre de ndesnoyers at att.net
> Enviado el: lunes, 03 de mayo de 2004 23:22
> Para: r-help at stat.math.ethz.ch
> Asunto: [R] Factor loadings and principal component plots
> 
> 
> Hi- Can anyone tell me the command(s) to produce the following plots:
> 
> -Factor loadings plot for principal components
> -Plot of principal component scores

Probably you can look directly to the screeplot() or loadings() functions. 

> 
> Also, apart from the prcomp (or princomp) command is there any 
> other way to obtain principal components and if so, how does 
> it/they stack up to prcomp?

 eigen()or svd() functions

> 
> Thanks in advance for any assistance you can provide.
> 
> Neil Desnoyers


Antonio
> 
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