preProcessGeneST: Proprocess genechip ST array

In ArrayTools: geneChip Analysis Package

Description

Proprocess genechip ST array by taking the log2 of the expression value.

Usage

preProcessGeneST(object, offset = 1, rmControl = TRUE, output = FALSE, mydir = getwd())

Arguments

object	an ExpressionSet.
offset	The offset is added to the expression value to avoid log2(0) = -Inf.
rmControl	Setting rmControl = TRUE to remove control probes.
output	If output = TRUE, it will output the preprocessed data in the specified direcotry from the mydir argument.
mydir	specifed directory to contain the output

Value

an ExpressionSet

Author(s)

Xiwei Wu, Arthur Li

Examples

   data(eSetExample)
   processedData <- preProcessGeneST(eSetExample)  

ArrayTools documentation built on Nov. 8, 2020, 8:13 p.m.