featureNames {Biobase}R Documentation

Retrieve feature and sample names from eSets and exprSets.

Description

These generic functions access the feature names (typically, gene or SNP identifiers) and sample names stored in an object derived from the eSet-class or exprSet-class. geneNames and featureNames offer similar functionality, but featureNames is the preferred method.

Usage

featureNames(object)
featureNames(object) <- value
sampleNames(object)
sampleNames(object) <- value
geneNames(object)
geneNames(object) <- value

Arguments

object Object, possibly derived from class eSet
value Character vector containing feature or sample names

Value

featureNames and geneNames return a (usually long!) character vector uniquely identifying each feature.sampleNames returns a (usually shorter) character vector identifying samples.

Author(s)

Biocore

See Also

exprSet-class, ExpressionSet-class, SnpSet-class


[Package Biobase version 1.16.1 Index]