[BioC] affy & problems with not enough avaliable memory
sfalcon at fhcrc.org
Tue Jan 17 01:16:16 CET 2006
I'm having some deja vu:
On 15 Jan 2006, nicholas-ettinger at uiowa.edu wrote:
> I have 16 Affy Hg-U133-plus-2 CEL files that I am trying to analyze.
> I am having difficulties generating expression data because of
> memory problems. I am working on a Dell desktop running WinXP.
How much RAM is installed on your system? As Jim previously
commented, purchasing more RAM may be the easiest way to get going.
> What can I do? Do I have to normalize all 16 arrays at once? Is it
> still valid to do them piecemeal? My gut says no.
The currently available procedures are intended to normalize a set of
arrays all at once. Trust your gut.
We have in the works a normalization routine that will work in limited
memory environments, but it isn't available yet.
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