[R] help output figures in R

[David Winsemius]

On Apr 6, 2010, at 6:00 PM, Changbin Du wrote:


Perhaps:

> somfunc<- function (file) {
>
fname <- deparse(substitute(file))

> aa_som<-scale(file)
>
>
> final.som<-som(data=aa_som, rlen=10000, grid=somgrid(5,4,  
> "hexagonal"))
>
> pdf(file=paste("/home/cdu/changbin/", fname, ".pdf", sep="") #output  
> graphic file.
>
> plot(final.som, main="Unsupervised SOM")
>
> dev.off()
>
> }
>
> I have many different files, if I want  output pdf file with the  
> same name
> as for each dataset I feed to the function somfunc.
>
> HOw should I DO?

This seems to be a popular question this week. You should read more of  
r-help.
>
> --
>
> Changbin Du
> DOE Joint Genome Institute
> Bldg 400 Rm 457

David Winsemius, MD
West Hartford, CT