extractMatrix.AffymetrixCelSet: Extract data as a matrix for a set of arrays

In aroma.affymetrix: Analysis of Large Affymetrix Microarray Data Sets

Extract data as a matrix for a set of arrays

Description

Extract data as a matrix for a set of arrays.

Usage

## S3 method for class 'AffymetrixCelSet'
extractMatrix(this, cells=NULL, ..., field=c("intensities", "stdvs", "pixels"),
  drop=FALSE, verbose=FALSE)

Arguments

cells	(The subset of cells to be matched. If NULL, all cells are considered.
...	Not used.
field	The field to be extracted.
drop	If TRUE, singleton dimensions are dropped.
verbose	See Verbose.

Value

Returns an JxK double matrix where J is the number of units, and K is the number of arrays. The names of the columns are the names of the arrays. No names are set for the rows. The rows are ordered according to cells argument.

Author(s)

Henrik Bengtsson, Mark Robinson

See Also

For more information see AffymetrixCelSet.

aroma.affymetrix documentation built on May 29, 2024, 4:32 a.m.