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nomex
2007 Jul 30
0
problems in limma
Dear list members,
I am analysing my microarray data using limma package. Now I encounter
several problems. Looking forward to your suggestions!
Question 1:
During the process of background correction using method="normexp", four
warning messages appeared as "NaNs produced in: log(x)" (as you can see in
the program posted below). What does that mean? How will it effect the
final result? How could it be settled?
Question 2:
On my microarray, every probe has two replicates.During the process of
duplicat...