affy (version 1.50.0)

affy.scalevalue.exprSet: Scale normalization for expreSets

Description

Normalizes expression values using the method described in the Affymetrix user manual.

Usage

affy.scalevalue.exprSet(eset, sc = 500, analysis="absolute")

Arguments

eset
An ExpressionSet object.
sc
Value at which all arrays will be scaled to.
analysis
Should we do absolute or comparison analysis, although "comparison" is still not implemented.

Value

A normalized ExpressionSet.

Details

This is function was implemented from the Affymetrix technical documentation for MAS 5.0. It can be downloaded from the website of the company. Please refer to this document for details.