Re: [R] standard errors for expression intensities

2005-08-18 Thread Prof Brian Ripley
Please ask Bioconductor Qs on their mailing list! > PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html This is indeed covered there, as is the (mis)use of HTML mail. On Thu, 18 Aug 2005, Devarajan, Karthik wrote: > > Hello! > > When I use the functions rma() or justr

[R] standard errors for expression intensities

2005-08-18 Thread Devarajan, Karthik
Hello! When I use the functions rma() or justrma() in the Bioconductor affy package, the standard errors for the expression estimates computed by the function se.exprs() is a matrix of NA's. I am wondering if any of you have encountered this problem and if there is a solution. Any help would be a