selectBestComponent: Select the best component for PLS-DA

In metaX: An R package for metabolomic data analysis

Description

Select the best component for PLS-DA

Usage

selectBestComponent(para, np = 10, sample = NULL, t = 1,
  method = "oscorespls", scale = NULL, center = TRUE,
  valueID = "valueNorm", validation = "CV", k = 7, ...)

Arguments

para	A metaXpara object
np	The number of max component
sample	The sample class used
t	Method used to transform the data
method	See plsr
scale	Method used to scale the data
center	Centering
valueID	The name of column contained the data
validation	See plsr
k	k-fold
...	Additional parameter

Value

A list

Author(s)

Bo Wen [e-mail]

Examples

para <- new("metaXpara")
pfile <- system.file("extdata/MTBLS79.txt",package = "metaX")
sfile <- system.file("extdata/MTBLS79_sampleList.txt",package = "metaX")
rawPeaks(para) <- read.delim(pfile,check.names = FALSE)
sampleListFile(para) <- sfile
para <- reSetPeaksData(para)
para <- missingValueImpute(para)
selectBestComponent(para,np=10,sample=c("S","C"),scale="uv",valueID="value")

metaX documentation built on Oct. 5, 2016, 4:41 a.m.