| mm14 {CAMERA} | R Documentation |
xcmsSet object containing quantitated LC/MS peaks from a marker mixture. The data is a centroided subset from 117-650 m/z and 271-302 seconds with 134 peaks. Positive ionization mode data in mzData file format.
data(mm14)
The format is:
Formal class 'xcmsSet' [package "xcms"] with 8 slots
@ peaks : num [1:83, 1:11] 117 117 118 119 136
.. ..- attr(*, "dimnames")=List of 2
.. .. ..$ : NULL
.. .. ..$ : chr [1:11] "mz" "mzmin" "mzmax" "rt"
..@ groups : logi[0 , 0 ]
..@ groupidx : list()
..@ phenoData:'data.frame': 1 obs. of 1 variable:
.. ..$ class: Factor w/ 1 level "mzdata": 1
..@ rt :List of 2
.. ..$ raw :List of 1
.. .. ..$ : num [1:112] 270 271 271 271 272 ...
.. ..$ corrected:List of 1
.. .. ..$ : num [1:112] 270 271 271 271 272 ...
..@ filepaths: chr "mzdata/MM14.mzdata"
..@ profinfo :List of 2
.. ..$ method: chr "bin"
.. ..$ step : num 0.1
..@ polarity : chr(0)
The corresponding raw mzData files are located in the mzData subdirectory of this package.
Carsten Kuhl <ckuhl@ipb-halle.de>
http://doi:10.1186/1471-2105-9-504
Data originally reported in "Highly sensitive feature detection for high resolution LC/MS" BMC Bioinformatics; 2008; 9:504.