On Mon, Apr 5, 2010 at 10:24 PM, James W. MacDonald
<jmacdon@med.umich.edu>wrote:

> Hi Timothy,
>
> AFAIK, you have two choices. Using the affy package, you can use mas5() and
> mas5calls(). You can also use justMAS() from the simpleaffy package.
>
> I don't believe either one will give you exactly the same results. For the
> affy package see
>
> http://bmbolstad.com/misc/MAS5diff/Mas5difference.html
>
> for an explanation of the differences.
>
> Best,
>
> Jim
>
>
Thanks for the reply. It looks pretty close.

So is the expresso() command listed on the page
*
eset <- expresso(Data,
bgcorrect.method="mas",normalize=FALSE,pmcorrect.method="mas",summary.method="mas")
*

be the same as the justMAS()?

Thanks in advance.

Timothy

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