trim-methods {MALDIquant} | R Documentation |
Trim an AbstractMassObject object.
Description
This method trims an AbstractMassObject
object.
That is useful if some mass ranges should be excluded from further analysis.
Usage
## S4 method for signature 'AbstractMassObject,numeric'
trim(object, range)
## S4 method for signature 'list,numeric'
trim(object, range, ...)
## S4 method for signature 'list,missing'
trim(object, range, ...)
Arguments
object |
|
range |
|
... |
arguments to be passed to underlying functions (currently only
|
Author(s)
Sebastian Gibb mail@sebastiangibb.de
See Also
AbstractMassObject
,
MassPeaks
,
MassSpectrum
Website: https://strimmerlab.github.io/software/maldiquant/
Examples
## load package
library("MALDIquant")
## load example data
data("fiedler2009subset", package="MALDIquant")
## select only one spectrum
s <- fiedler2009subset[[1]]
## remove all mass lower 3000
trim(s, range=c(3000, Inf))
## remove all mass higher 8000
trim(s, range=c(0, 8000))
## remove all mass lower 3000 and higher 8000
trim(s, range=c(3000, 8000))
## choose largest overlapping mass range for all spectra
trim(fiedler2009subset)
[Package MALDIquant version 1.22.2 Index]