numOfFactorsToUse {puma} | R Documentation |
This is really an internal function used to determine how many factors to use in design and contrast matrices
numOfFactorsToUse(eset)
eset |
An object of class ExpressionSet . |
An integer denoting the number of factors to be used.
Richard D. Pearson
Related methods createDesignMatrix
and createContrastMatrix
data(affybatch.example) pData(affybatch.example) <- data.frame("level"=c("twenty","twenty","ten") , "batch"=c("A","B","A"), row.names=rownames(pData(affybatch.example))) eset_mmgmos <- mmgmos(affybatch.example) numOfFactorsToUse(eset_mmgmos)