Compute MAD between colums of a matrix or data.frame. Can be used to create a similarity matrix for a microarray experiment.
matrix or data.frame
This functions computes the so called similarity matrix (based on MAD) for a microarray experiment; cf. Buness et. al. (2004).
matrix of MAD values between colums of
A first version of this function appeared in package SLmisc.
Matthias Kohl [email protected]
Andreas Buness, Wolfgang Huber, Klaus Steiner, Holger Sueltmann, and Annemarie Poustka. arrayMagic: two-colour cDNA microarray quality control and preprocessing. Bioinformatics Advance Access published on September 28, 2004. doi:10.1093/bioinformatics/bti052
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