[BioC] how to design matrix by edgeR
wng.peter at gmail.com
Mon May 21 04:54:41 CEST 2012
thank you very much. i want to find genes are DE at
each time vs 0h, adjusting for control differences?
i know i should do such work:
but i donot understand how to design the matrix?
design <- model.matrix(~treatment+tissue)?
design <- model.matrix(~treatment*tissue)
do you have some reference to tell me how to use the model.matrix function
thank you very much
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