MAMA (version 1.0.2)

dataSOGL: Data format converter

Description

Function to convert ExpressionSet to form suitable for SOGL method

Usage

dataSOGL(data, group, groupname, annotation)

Arguments

data

ExpressionSet

group

number of column with group identification

groupname

character - name of grouping variable

annotation

character - identification of microarray platform

Value

• ExpressionSet object

See Also

dataZ, dataGEM

Examples

data(Singhdata)
exprs<-as.matrix(Singhdata$esets[[1]])
rownames(exprs)<-Singhdata$geneNames
metadata=data.frame(labelDescription=c("Normal/Tumour"), row.names=c("group"))
pData<-data.frame(group=Singhdata$classes[[1]]+1)
rownames(pData)<-colnames(exprs)
phenoData<-new("AnnotatedDataFrame", data=pData,varMetadata=metadata)
data<-new("ExpressionSet", exprs=exprs, phenoData=phenoData)
dataS<-dataSOGL(data,1,"tumor", "hgu133plus2")