AutoLockMass-methods | R Documentation |
AutoLockMass
~~AutoLockMass
- This function decides where the lock mass scans are
in the xcmsRaw object. This is done by using the scan time differences.
object |
An |
AutoLockMass
A numeric vector of scan locations corresponding to lock Mass scans
signature(object = "xcmsRaw")
Paul Benton, hpaul.benton08@imperial.ac.uk
## Not run: library(xcms) library(faahKO) ## These files do not have this problem ## to correct for but just for an example cdfpath <- system.file("cdf", package = "faahKO") cdffiles <- list.files(cdfpath, recursive = TRUE, full.names = TRUE) xr<-xcmsRaw(cdffiles[1]) xr ##Lets assume that the lockmass starts at 1 and is every 100 scans lockMass<-xcms:::makeacqNum(xr, freq=100, start=1) ## these are equalvent lockmass2<-AutoLockMass(xr) all((lockmass == lockmass2) == TRUE) ob<-stitch(xr, lockMass) ## End(Not run)
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