[BioC] Display of histogram of RMA-processed data

Rafael A. Irizarry ririzarr at jhsph.edu
Thu May 13 17:44:07 CEST 2004

if the concern is the last little bump for high concentrations, that is 
most likely due to saturation. this is usually due to some scanner tunning 
parameter being too high. no preprocession algorithm will (or should) get 
rid of that. 

On Thu, 13 May 2004, Richard Friedman wrote:

> On May 13, 2004, at 10:35 AM, James MacDonald wrote:
> > Try plotDensity(exprs(howard1.norm))
> >
> > Jim
> Jim (and everybody),
> 	Jim, Thanks for your advice.
> 	I am somewhat puzzled at the outcome. Here is is the hist plot of the 
> unnormalized data:
> hist(howard1.raw):

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