+.gg_biplot             '+' composes with ggplot components and returns
                        a plain ggplot, so 'bp |> gg_biplot() +
                        labs(...)' still works.
AoD                     Use the Analysis of Distance (AoD) method to
                        construct the biplot
AoD.biplot              Calculate elements for the Analysis of Distance
                        (AoD) biplot
CA                      Correspondence Analysis (CA) method
CA.biplot               CA biplot
CLPs                    Format aesthetics for the category level points
CLRs                    Format aesthetics for the category level
                        regions
CVA                     Perform Canonical Variate Analysis (CVA)
CVA.biplot              Calculate elements for the CVA biplot
CVAlowdim               Construct additional dimensions when the
                        dimension of the canonical space is smaller
                        than the dimension of the biplot
CatPCA                  Perform Categorical Principal Components
                        Analysis (CatPCA)
CatPCA.biplot           Calculate elements for the CatPCA biplot
MCA                     Multiple Correspondence Analysis (MCA) method
MCA.biplot              MCA biplot
PCA                     Perform Principal Components Analysis (PCA)
PCA.biplot              Calculate elements for the PCA biplot
PCO                     Principal Coordinate Analysis (PCO) biplot
                        method
PCO.biplot              PCO biplot
alpha.bags              Create alpha bags
axes                    Format aesthetics for the biplot axes
biplot                  First step to create a new biplot with
                        'biplotEZ'
biplotEZ                biplotEZ: EZ-to-Use Biplots
classification          Classification biplot method
classification.biplot   classification biplot
classify                Classify samples into classes
density1D               Creates a kernel density in 1-dimension
density2D               Create a density in 2-dimensions
ellipses                Concentration ellipses (kappa-ellipses)
extended.matching.coefficient
                        Extended matching coefficient
fit.measures            Compute measures of fit for the biplot.
gg_biplot               ggplot2 plot method for biplotEZ objects
interpolate             Interpolate supplementary points and variables
                        to add to the biplot
legend.type             Format the legend for the biplot
means                   Format aesthetics for the class or group means
newaxes                 Format aesthetics for the supplementary (new)
                        biplot axes
newsamples              Format aesthetics for the supplementary (new)
                        biplot samples
nom.axes                Format aesthetics for the nominal biplot axes
ord.axes                Format aesthetics for the ordinal biplot axes
plot.biplot             Generic Plotting function of objects of class
                        biplot
plot.gg_biplot          plot() on a gg_biplot re-displays the ggplot
prediction              Predict samples to display on the biplot
print.biplot            Generic print function for objects of class
                        biplot
print.gg_biplot         Printing a gg_biplot displays the stored
                        ggplot, then (as base print.biplot does)
                        reports any predictions - here with the actual
                        predicted values, which base leaves to be read
                        off the axes.
reflect                 Reflect the biplot about a chosen axis
regress                 Regression biplot method
regress.biplot          Regression biplot
rotate                  Rotate the biplot a chosen amount of degrees
samples                 Format aesthetics for the biplot samples
sqrtManhattan           Computes the square root of the Manhattan
                        distance An example of a Euclidean embeddable
                        distance metric
summary.biplot          Generic summary function for objects of class
                        biplot
ties                    Applies primary or secondary approach to ties
translate_axes          Translate biplot axes
