marray: checkTargetInfo – R documentation

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checkTargetInfo

Verifying the order between intensities matrix and target file information

Description

Check that the foreground and backgruond intensities are stored in the same order as provided in the first column of target file.

Usage

checkTargetInfo(mraw)

Arguments

mraw

Object of class marrayRaw or marryNorm.

Value

A logical value. This function returns "TRUE" if the first column from the Target information is the same order as the foreground and backgruond intensities.

Author(s)

Yee Hwa (Jean) Yang

Examples

datadir <- system.file("swirldata", package="marray")
swirl.targets <- read.marrayInfo(file.path(datadir, "SwirlSample.txt"))
data(swirl)
swirl@maTargets <- swirl.targets

checkTargetInfo(swirl)

checkTargetInfo(swirl[, 2:4])

## reorder
swirl@maTargets <- swirl.targets[c(2:4, 1),]
checkTargetInfo(swirl)

marray

Exploratory analysis for two-color spotted microarray data

v1.68.0

LGPL

Authors

Yee Hwa (Jean) Yang <jeany@maths.usyd.edu.au> with contributions from Agnes Paquet and Sandrine Dudoit.

Initial release

2009-08-15