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ProbeSet-class

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 contained in the vignette.

See Also

Examples

if (require(affydata)) {
  data(Dilution)
  ps <- probeset(Dilution, geneNames(Dilution)[1:2])
  names(ps)
  print(ps[[1]])
}

affy

Methods for Affymetrix Oligonucleotide Arrays

v1.68.0
LGPL (>= 2.0)
Authors
Rafael A. Irizarry <rafa@ds.harvard.edu>, Laurent Gautier <lgautier@gmail.com>, Benjamin Milo Bolstad <bmb@bmbolstad.com>, and Crispin Miller <cmiller@picr.man.ac.uk> with contributions from Magnus Astrand <Magnus.Astrand@astrazeneca.com>, Leslie M. Cope <cope@mts.jhu.edu>, Robert Gentleman, Jeff Gentry, Conrad Halling <challing@agilixcorp.com>, Wolfgang Huber, James MacDonald <jmacdon@u.washington.edu>, Benjamin I. P. Rubinstein, Christopher Workman <workman@cbs.dtu.dk>, John Zhang
Initial release

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