add_genexp: Method to add an expression microarray dataset to...

In MultiDataSet: Implementation of MultiDataSet and ResultSet

Description

This method adds or overwrites the slot "expression" of an MultiDataSet with the content of the given ExpressionSet. The fData of the ExpressionSet must contain the columns chromosome, start and end.

Usage

add_genexp(object, gexpSet, ...)

Arguments

object	MultiDataSet that will be filled.
gexpSet	ExpressionSet to be used to fill the slot.
...	Arguments to be passed to add_eset.

Value

A new MultiDataSet with the slot "expression" filled.

Examples

multi <- createMultiDataSet()
eset <- new("ExpressionSet", exprs = matrix(runif(4), 2))
fData(eset) <- data.frame(chromosome = c("chr1", "chr2"), start = c(12414, 1234321),
 end = c(121241, 124124114), stringsAsFactors = FALSE)
multi <- add_genexp(multi, eset)

MultiDataSet documentation built on Jan. 31, 2021, 2:01 a.m.