peakFinder: Peak detection by using XCMS package

Description Usage Arguments Value Author(s) Examples

Description

peakFinder takes a set of MS sample data and performs a peak detection, retention time correction and peak grouping steps using XCMS package.

Usage

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peakFinder(para, ...)

Arguments

para

A metaXpara object

...

Additional parameter

Value

A metaXpara object

Author(s)

Bo Wen wenbo@genomics.cn

Examples

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## Not run: 
library(faahKO)
para <- new("metaXpara")
dir.case(para) <- system.file("cdf/KO", package = "faahKO")
dir.ctrl(para) <- system.file("cdf/WT", package = "faahKO")
## set parameters for peak picking
xcmsSet.peakwidth(para) <- c(20,50)
xcmsSet.snthresh(para) <- 10
xcmsSet.prefilter(para) <- c(3,100)
xcmsSet.noise(para) <- 0
xcmsSet.nSlaves(para) <- 4
## run peak picking
p <- peakFinder(para)

## End(Not run)

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

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