iBATCGH (version 1.3.1)

Center: Preprocessing - Center gene expression data

Description

This function takes as argument a matrix of gene expression measurements Y, and returns the matrix obtained after centering each column with respect to its mean.

Usage

Center(Y)

Arguments

Y

The matrix of data to be centered.

Value

The matrix of data obtained after centering each column with respect to its mean.

Details

This function center each column of the gene expression matrix.

Examples

# NOT RUN {
data(NCI_60)
Y <- NCI_60$Affy
Y<-Center(Y)
# }