doVariableSelection: This function performs variable selection on gene expression...

In oncoPredict: Drug and Biomarker Discovery

Description

This function performs variable selection on gene expression matrices. It can, for instance, remove genes with low variation.

Usage

doVariableSelection(exprMat, removeLowVaryingGenes = 0.2)

Arguments

exprMat	A matrix of gene expression levels. rownames() are genes, and colnames() are samples.
removeLowVaryingGenes	The proportion of low varying genes to be removed.The default is .2

Value

A vector of row/genes to keep.

Examples

try(doVariableSelection(exprMat, removeLowVaryingGenes = 0.2))

oncoPredict documentation built on Sept. 24, 2021, 9:07 a.m.