[BioC] gcrma

[A.J. Rossini]

Raffaele Calogero <raffaele.calogero at unito.it> writes:

> I am using the gcrma function to calculate genechips intensities. I
> realize that it requires a lot of  RAM and takes quite a lot of time
> to compute the intensities related to more then 11 arrays on a Pentium
> IV 2.5 GHz, 1 Gb RAM running RedHat 8.0.
> Since I am setting up a little linux cluster I wonder if there is any
> possibility to distribute the gcma calculation over a PC cluster.

Not yet, though there is some interest in parallelizing some of the
normalization routines (gcrma, vsn) via the compute-cluster extensions
to R using pvm/lam-mpi. 

best,
-tony

-- 
rossini at u.washington.edu            http://www.analytics.washington.edu/ 
Biomedical and Health Informatics   University of Washington
Biostatistics, SCHARP/HVTN          Fred Hutchinson Cancer Research Center
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