standards {crmn} | R Documentation |
Subset an data set to only contain the labeled internal standards.
standards(object, standards=NULL, ...)
object |
an ExpressionSet , matrix or data.frame |
standards |
a logical vector indicating which rows are internal standards |
... |
not used |
subsetted dataset
Henning Redestig henning@psc.riken.jp
data(mix) standards(mix) standards(exprs(mix), fData(mix)$tag == 'IS')