standards: Accessor for the Internal Standards

In crmn: CCMN and Other Normalization Methods for Metabolomics Data

Description

Subset an data set to only contain the labeled internal standards.

Usage

standards(object, standards=NULL, ...)

Arguments

object	an ExpressionSet, matrix or data.frame
standards	a logical vector indicating which rows are internal standards
...	not used

Value

subsetted dataset

Author(s)

Henning Redestig

Examples

data(mix)
standards(mix)
standards(exprs(mix), fData(mix)$tag == 'IS')

crmn documentation built on March 26, 2020, 8:35 p.m.