Uses the legacy xcmsSet function from the xcms package to find features.

findFeaturesXCMS(analysisInfo, method = "centWave", ..., verbose = TRUE)

Arguments

analysisInfo

A data.frame with Analysis information.

method

The method setting used by XCMS peak finding, see xcms::findPeaks

...

Further parameters passed to xcmsSet.

verbose

If set to FALSE then no text output is shown.

Value

An object of a class which is derived from features.

Details

This function uses XCMS to automatically find features. This function is called when calling findFeatures with algorithm="xcms".

This function uses the legacy interface of xcms. It is recommended to use findFeaturesXCMS3 instead.

The file format of analyses must be mzML or mzXML.

The input MS data files need to be centroided. The convertMSFiles function can be used to centroid data.

References

xcms1

xcms2

xcms3

See also

findFeatures for more details and other algorithms.

findFeaturesXCMS3