[BioC] who is sam ? was: Re: comparing method
ptrifoliata at hotmail.com
Tue Jan 24 00:04:49 CET 2006
where can i find explanation of the 'sam' thing? i have a pnas reference
(Tusher, 2001) but want a simpler explanation.
>I don't know the format of the "sam" output. If
>you get a p-value or q-value for each gene, sort
>the lists into the same order, and count the
>number of times both values are significant.
>If you get a gene list from each method, there
>are is the set method, intersection, which will
>give the set of genes on both lists. You can
>then just ask for the length of this list.
>At 02:51 PM 1/23/2006, Nate King wrote:
> >Dear list,
> >I am currently working on the analysis of my
> >data set and want to compare the results
> >obtained from the RMA and GCRMA routine. I´ve
> >sucessfully filtered my genes and applied the
> >"sam" function onto the filtered data sets. I
> >know want to get a ratio or count of how many
> >genes are called significant in BOTH cases. I do
> >want to compare the results. Is there a method
> >or function already to do this? Unfortunately I didn't find anything.
> >Thanks very much in advance!
> >Bioconductor mailing list
> >Bioconductor at stat.math.ethz.ch
>Naomi S. Altman 814-865-3791 (voice)
>Dept. of Statistics 814-863-7114 (fax)
>Penn State University 814-865-1348 (Statistics)
>University Park, PA 16802-2111
>Bioconductor mailing list
>Bioconductor at stat.math.ethz.ch
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