INCA.PreProcess {INCATome}

Background Correction of two-color microarray data

Description

Performs a background correction by substraction method of two-color microarray data.

Usage

INCA.PreProcess(x, method, offset = 0)

Arguments

x

an RGList object

method

a character specifying the method to employ for background correction. Choices are: "subtract" or "normexp".

offset

a numerical value to add to intensities

Value

A new RGList object containing the background corrected array data. Of note, negative values generated from the correction are transformed to NA values.

Examples

#Load the INCATome Dataset
data(INCATomeData)
attach(INCATomeData)
db=INCA.PreProcess(RGdata,method="subtract")