preProcess: Pre-Processing

In metaX: An R package for metabolomic data analysis

Description

Pre-Processing

Usage

preProcess(para, log = FALSE, scale = c("none", "pareto", "vector", "uv"),
  center = TRUE, valueID = "valueNorm", ...)

Arguments

para	An metaX object
log	A logical indicates whether do the log transformation
scale	The method of scaling
center	Centering
valueID	The name of column used for transformation
...	Additional parameter

Value

An new metaX object

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)
para <- preProcess(para,valueID = "value",scale="uv")

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