ElementsToSelect-class
                        Elements S4 class useful for closest elements
                        subsetting
ProcessTimes-class      S4 Class key process times
ProcessTimesFrame-class
                        ProcessTimes-class
RangeToSubset-class     RangeToSubset-class
SpectraInTimeComp-class
                        SpectraInTimeComp-class (time resolved spectra
                        )
baselineCorrect         generic function to perfom baseline correction
checkCompatible         Check object compatibility
checkForRedundantSources
                        Check for redunt NMF source vectors
checkIdenticalClass     check wether all elements of of the same class
combineSpectralObjects
                        Function to combine 'SpectraInTime-class'
                        objects containing 1 spectrum each
computeNMFResidu        NMF relative residual per observation
e                       Create an 'ElementsToSelect-class' from a
                        numeric vector or multiple numeric values or
                        vectors
firstSpectrum           Get the first spectrum
getDefaultSumFunc       function to get default summary functions
getDefaultTimeFormat    function to get default time format in the
                        package
getDimensionReduction   generic function to extract
                        'dimensionReduction'-slot
getElements             generic function to extract 'elements'-slot
getExperimentName       generic function to extract
                        'experimentName'-slot
getExtraInfo            generic function to extract 'extraInfo'-slot
getListOfSpectraExample
                        get example list of spectra
getNMFInputMatrix       Get spectralData as input NMF model
getPathProcessTimesExample
                        example path process times
getPreprocessing        generic function to extract
                        'preprocessing'-slot
getProcessTimesExample
                        get a minimal 'ProcessTimes-class' example
                        based on 'getSpectraInTimeExample'
getProcessTimesFrameExample
                        get mimimal example 'ProcessTimesFrame-class'
getRange                generic function to extract 'range'-slot
getSpectra              generic function to extract 'spectra'-slot
getSpectraInTimeCompExample
                        Artificial example of 'SpectraInTimeComp-class'
getSpectraInTimeExample
                        Artificial example 'SpectraInTime-class'
getSpectralAxis         generic function to extract 'spectralAxis'-slot
getStartTime            generic function to extract 'startTime'-slot
getTimePoints           generic function to extract 'timePoints'-slot
getUnits                generic function to extract 'units'-slot
includeRedundantSources
                        Re-introduce redundant sources in NMF-model
initializeNMFModel      Initialize NMF model with initial spectral data
lastSpectrum            Get the last spectrum
loadAllSPCFiles         Load all or a selection of SPC files from a
                        given directory.
localBaselineCorrect    Local baseline correction
nonNegativePreprocessing
                        condition datamatrix to input in and condition
                        properly for NMF
normalize               generic normalization function
predictNNLS             Based on previously obtained NMF result
                        'NMFResult', estimate coefficients for a new
                        spectralData object 'object' using non-negative
                        least squares fitting. The result is returned
                        as as an NMF model.
preprocess              generic function to preprocess an S4 object
r                       create a 'RangeToSubset-class' object from 2
                        elements or from a vector
readProcessTimes        read .csv file as process times
readSPC                 Read-in of a SPC file.
removeRedundantSources
                        Remove redundant sources from the initial NMF
                        model
runNMF                  Actual NMF analysis
saveSpectra             read or save a 'SpectraInTime-class' from or to
                        a '.txt' file
scaleNMFResult          Apply fixed scaling to NMF model
setExperimentName<-     set the experiment name
setTimePointsAlt<-      set time alternative time axis
smooth                  generic smoothing function
spectralIntegration     Integrate spectraInTime object
spectralNMF             Perform Non-Negative Matrix factorization on
                        spectral data
spectralNMFList         Perform Non-Negative Matrix factorization on
                        list of SPC files
spectralPLSCalibration
                        Compute PLS model
spectralPlsPrediction   Perform PLS prediction
subset-methods          Subsetting 'SpectraInTime-class'
timeAlign               Time align first object, using info in the
                        second object
upsampleNMFResult       Upsample NMF result to original temporal
                        resolution
wavelengthAlign         Wavelength align spectral data
