ProbeSet-class {affy}R Documentation

Class ProbeSet

Description

A simple class that contains the PM and MM data for a probe set from one or more samples

Objects from the Class

Objects can be created by applying the method probeset to instances of AffyBatch.

Slots

id:
Object of class "character" containing the probeset ID
pm:
Object of class "matrix" containing the PM intensities. Columns represent samples and rows the different probes.
mm:
Object of class "matrix" containing the MM intensities

Methods

colnames
signature(x = "ProbeSet"): the column names of the pm matrices which are the sample names
express.summary.stat
signature(x = "ProbeSet", pmcorrect = "character", summary = "character"): applies a summary statistic to the probe set.
sampleNames
signature(object = "ProbeSet"): the column names of the pm matrices which are the sample names

Note

More details are cotained in the vignette

See Also

probeset, AffyBatch-class

Examples

data(affybatch.example)
ps <- probeset(affybatch.example,geneNames(affybatch.example)[1:2])
names(ps)
print(ps[[1]])

[Package affy version 1.8.1 Index]