proteomicsExprsData {clippda} | R Documentation |
This generic function extracts a matrix of duplicate SELDI data from an object of aclinicalProteomicsData class. It then converts it into a dataframe which is in the same format as the data from Biomarkers wizard. In this dataframe, the intensities and the subject mass-to-charge ratio are represented as numeric variables, while the sample-tag is represented as a character variable.
proteomicsExprsData(Data, ...)
Data |
is an object of a |
... |
means other defined arguments. Currently, we have not defined additional arguments. |
A dataframe of expression values, the substance mass, patient labels, and any other defined sample information.
S Nyangoma
data(liverdata) data(liver_pheno) OBJECT=new("aclinicalProteomicsData") OBJECT@rawSELDIdata=as.matrix(liverdata) OBJECT@covariates=c("tumor" , "sex") OBJECT@phenotypicData=as.matrix(liver_pheno) OBJECT@variableClass=c('numeric','factor','factor') OBJECT@no.peaks=53 head(proteomicsExprsData(OBJECT))