DAPAR (version 1.4.7)

MeanPeptides: Compute the intensity of proteins as the mean of the intensities of their peptides.

Description

This function computes the intensity of proteins as the mean of the intensities of their peptides.

Usage

MeanPeptides(matAdj, expr)

Arguments

matAdj

An adjacency matrix in which lines and columns correspond respectively to peptides and proteins.

expr

A matrix of intensities of peptides

Value

A matrix of intensities of proteins

Examples

data(UPSpep25)
protID <- "Protein.group.IDs"
matAdj <- BuildAdjacencyMatrix(UPSpep25, protID, FALSE)
MeanPeptides(matAdj, Biobase::exprs(UPSpep25))