[BioC] NORMALIZATION OF AFFYMETRIX CHIPS DATA

[Stephen Nyangoma]

Hi Rafael,
I was working with a data.frame, but just realized it only accepts
matrices. Thanks for responding.

Stephen


On Mon, 2003-08-18 at 22:56, Rafael A. Irizarry wrote:
> what kind of object is Data8pm? normalize doesnt work on any R object.
> plus different types of ata are nornalized differentily. 
> 
> 
> On Mon, 18 Aug 2003, Stephen Nyangoma wrote:
> 
> > 
> > Hi All,
> > Am trying to normalize a data set and obtaining the following error
> > 
> > > load("Data8pm.Rdata")
> > > normalize(Data8pm)
> > Error in normalize(Data8pm) : No direct or inherited method for function
> > "normalize" for this call
> > >
> > 
> > Can some one please, advise on the mistake I am making?
> > 
> > Thanks for your help.
> > 
> > Stephen.
> > 
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>