Question: AveExp" column has dissappeared from limma topTable

0

12.6 years ago by

Gordon Smyth ♦

**39k**Walter and Eliza Hall Institute of Medical Research, Melbourne, Australia

Gordon Smyth ♦

**39k**wrote:> Date: Mon, 2 Apr 2007 14:23:45 +0100
> From: "Mikhail, Amy" <a.mikhail at="" abdn.ac.uk="">
> Subject: Re: [BioC] "AveExp" column has dissappeared from limma
> topTable
> To: "Marcus Davy" <mdavy at="" hortresearch.co.nz="">
> Cc: bioconductor at stat.math.ethz.ch
>
> Hi Marcus,
>
> "Mosquito" is a subset of my original exprSet (with some probesets
taken
> out). So it is just a matrix
There is no reason why a subset of an exprSet should not be an exprSet
also. Just subset the
object without using exprs().
Best wishes
Gordon
> and now that I look, there is no "Amean"
> element in my fit object. I didn't know that Amean would not be
> derrived for matrices, thanks for pointing that out.
>
> Many thanks,
> Amy