[BioC] SpikeIn and rma, MAS5 and dChip

[Ben Bolstad]

> >myprobesets <- geneNames(SpikeIn)[1:12]
> Error in geneNames(SpikeIn) : No direct or inherited method for function "geneNames" for this call
> 
> which difference between Dilution and SpikeIn gives? How can I use MAS5, RMA and dChip for SpikeIn?

SpikeIn is not an AffyBatch (therefore you can't use the same procedures
as you can on Dilution), instead it is a different kind of object
containing only the probe intensities for a single probeset across 12
arrays

> SpikeIn
ProbeSet object:
  id=AFFX-BioB-5_at
  pm= 20 probes x  12  chips