filterPeaks: filterPeaks

In metaX: An R package for metabolomic data analysis

Description

filter peaks according to the non-QC sample

Usage

filterPeaks(para, ratio = 0.8, omit.negative = TRUE, ...)

Arguments

para	An object of metaXpara
ratio	filter peaks which have missing value more than percent of "ratio", default is 0.8
omit.negative	A logical value indicates whether omit the negative value
...	Additional parameters

Value

An object of metaXpara

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)
p <- filterPeaks(para,ratio=0.2)

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