| CitrobacterRKImetadata | Metadata of mass spectra corresponding to the bacterial species _Citrobacter_ sp. from The Robert Koch-Institute (RKI) database of microbial MALDI-TOF mass spectra | 
| CitrobacterRKIspectra | Mass spectra corresponding to the bacterial species _Citrobacter_ sp. from The Robert Koch-Institute (RKI) database of microbial MALDI-TOF mass spectra | 
| LogReg | Estimation of a multinomial regression to predict the category to which a mass spectrum belongs | 
| MSclassifR | Automated classification of mass spectra | 
| PeakDetection | Detection of peaks in 'MassSpectrum' objects. | 
| PlotSpectra | Plot mass spectra with detected peaks | 
| PredictFastClass | Prediction of the category to which a mass spectrum belongs using linear regressions of mass spectra. | 
| PredictLogReg | Prediction of the category to which a mass spectrum belongs from a multinomial logistic regression model | 
| SelectionVar | Variable selection using random forests, logistic regression methods or sparse partial least squares discriminant analysis (sPLS-DA). | 
| SelectionVarStat | Variable selection using multiple statistical tests. | 
| SignalProcessing | Function performing post acquisition signal processing |