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clusterCons (version 1.2)

expSetProcess: Internal function to extract the data from an expressionSet class object from the affy package for use with cluscomp

Description

This is a convenience function that is used internally to allow the user to pass an expressionSet object from the microarray processing package 'affy' directly to the cluscomp function.

Usage

expSetProcess(x)

Arguments

x

An object of class expressionSet from the Bioconductor package 'affy'.

Value

when called directly, returns a suitably labeled data.frame() object of the expressionSet expression values.

References

Merged consensus clustering to assess and improve class discovery with microarray data. Simpson TI, Armstrong JD and Jarman AP. BMC Bioinformatics 2010, 11:590.