[BioC] Occasional seg faults in RMA

Ben Bolstad bolstad at stat.berkeley.edu
Fri Oct 31 17:05:39 MET 2003


The correct expresso call for RMA is

eset <- expresso(data,
bgcorrect.method="rma",                                       
normalize.method="quantiles",
pmcorrect.method="pmonly",                               
summary.method="medianpolish")  




On Fri, 2003-10-31 at 07:53, Matloob Qureshi wrote:
> Hi Crispin,
> I've had the occasional segmentation fault using the rma() function 
> too. Our rather simplistic solution was to switch to using espresso for the 
> time being. It does run significantly more slowly than rma but it works ok 
> for our purposes.
> 
> eset <- expresso(data, bgcorrect.method="rma",                                        
> normalize.method="constant", pmcorrect.method="pmonly",                               
> summary.method="avgdiff")    
> 
> Hope this is useful.
> 
> Matloob



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