[BioC] How to modify an Affybatch object?

Rafael A. Irizarry ririzarr at jhsph.edu
Mon Mar 1 19:28:58 MET 2004


you can use the pm method, e.g to put the mean of the pms in the first 
column (array) use:

pm(abatch)[,1] <- rowMeans(pm(abatch))

On Mon, 1 Mar 2004, Puhong Gao wrote:

> Hi, all,
> 
> Is it possible to insert the modified PM values back to the original affybatch and then to normalize it?  I'd like to use the averaged intensities of my technical replicates to normalize against other biological replicates. Any comments and/or suggestions will be very appreciated. Thank you.
> 
> Puhong Gao, PhD
> Dev. Psychobiology
> NYSPI, Unit# 40
> 1051 Riverside Dr.
> New York, NY 10032
> (212) 543-5710
> 	[[alternative HTML version deleted]]
> 
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