[BioC] trasnforming log base 2 values into decimal values

D.Enrique ESCOBAR ESPINOZA escobarebio at yahoo.com
Fri Jun 15 19:08:42 CEST 2007

I am working with an expression matrix,
I think I will use ratios for analysis of 2 conditions,
does anyone know how to change values in a matrix.

if I have 3 in log2 => 2^3=8 in decimal,
how I do that in R for an entire vector or matrix?

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