[BioC] xval
Wolfgang Huber
huber at ebi.ac.uk
Wed Oct 4 17:52:33 CEST 2006
Dear mpg33
Please can you provide a self-contained set of commands to that result
in your error message, for others to reproduce it, and the output of
sessionInfo(). It is also considered polite to sign with your name.
Best wishes
Wolfgang
------------------------------------------------------------------
Wolfgang Huber EBI/EMBL Cambridge UK http://www.ebi.ac.uk/huber
mpg33 at drexel.edu wrote:
> I am attempting to use the xval function to run knnB on an exprSet object. The command line given by the help file doesnt seem to work. When I run
> lk1<- xval(smallG, 'ALL.AML', knnB, xvalMethod='LOO', group=as.integer(0))
>
> I get the error Error in xval(smallG, "ALL.AML", knnB, xvalMethod = "LOO", group = as.integer(0)) :
> no direct or inherited method for function 'xval' for this call
>
> Any idea what the problem could be?
>
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