categorize              Categorize input data by comparing the AIC
                        values of the three fitted models.
dataCheck               Checks if data is in correct format.
doublesigmoidalFitFormula
                        Double Sigmoidal Formula
doublesigmoidalFitFunction
                        Double sigmoidal fit function.
figureModelCurves       Generate model associated figures.
fitAndCategorize        Fit and categorize.
multipleFitFunction     multiple fit function.
normalizeData           Normalization of given data
parameterCalculation    useful paramter calculation with help of fits
preCategorize           Checks for signal in the data.
sameSourceDataCheck     Check is data came from the same source.
sigmoidalFitFormula     sigmoidalFitFormula
sigmoidalFitFunction    Sigmoidal fit function
unnormalizeData         Unnormalization of given data
