M value: why I decided to split the probes into "red" and "green"
SVD on the entire 27k by 511 patients M value matrix, plot 1st eigenarray (u matrix) and "color" the points according to the dye with with each CpG was labeled: 
M value: analysis of red probes, identification of adjustment variables
Correlation of the red probes, first four eigengenes with the batch effect:
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