Vignette of the a4Preproc package

Introduction

This document explains the functionalities available in the a4Preproc package.

This package contains utility functions to pre-process data for the Automated Affymetrix Array Analysis suite of packages.

    library(a4Preproc)

Get feature annotation for an ExpressionSet

The feature annotation for a specific dataset, as required by the pipeline is extracted with the addGeneInfo function.

library(ALL)
data(ALL)
a4ALL <- addGeneInfo(eset = ALL)
print(head(fData(a4ALL)))
print(head(featureData(a4ALL)))

Appendix

Session information

print(sessionInfo())


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a4Preproc documentation built on Nov. 8, 2020, 5:07 p.m.