
Thank you. :-)

Ingrid



-----Original Message-----
From: Sean Davis [mailto:sdavis2@mail.nih.gov]
Sent: Wed 12/13/2006 12:48
To: Ingrid H. G. Østensen
Cc: bioconductor@stat.math.ethz.ch
Subject: Re: [BioC] Compare results from different analysis (Affymetrix)
 
On Wednesday 13 December 2006 02:56, Ingrid H. G. Østensen wrote:
> Hi
>
> I usually do a quality control of the data before I turn the data set into
> an ExpressionSet. If I use justRMA, how can I then quality control the data
> to see if any array should be removed? Will it not be difficult if all the
> arrays are corrected as they are read into the program?

I don't know what you mean by quality control (specifically), but for many of 
the quality-control measures, they are done independently on each chip, so 
you could still load in batches to do your QC.  

Sean


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