transform.ProbeSet {affypdnn}R Documentation

A function to tranform a ProbeSet

Description

A function to transform the PMs and MMs in a ProbeSet

Usage

transform.ProbeSet(x, fun = I, ...)

Arguments

x object of ProbeSet-class
fun a function. The identity function by default.
... optional arguments for fun

Details

The function fun is applied to the slots pm and mm. The function vsnh in the package vsn is a recommended argument for fun.

Value

An object of class ProbeSet.

Note

This function should make to the package affy for the version 1.4.x.

Author(s)

Laurent

Examples

library(affydata)

data(Dilution)

ppset.name <- sample(geneNames(Dilution), 1)
ppset <- probeset(Dilution, ppset.name)[[1]]
ppset.log <- transform(ppset, fun=log)

par(mfrow=c(1,2))
plot(ppset)
plot(ppset.log)


[Package affypdnn version 1.1-0 Index]