G_expected              1st Moment of the Dirichlet / Pitman-Yor
                        processes
G_priorDensity          Plot Dirichlet / Pitman-Yor process Priors
G_variance              2nd Moment of Dirichlet / Pitman-Yor processes
IMIFA                   IMIFA: Fitting, Diagnostics, and Plotting
                        Functions for Infinite Mixtures of Infinite
                        Factor Analysers and Related Models
Ledermann               Ledermann Bound
MGP_check               Check the validity of Multiplicative Gamma
                        Process (MGP) hyperparameters
PGMM_dfree              Estimate the Number of Free Parameters in
                        Finite Factor Analytic Mixture Models (PGMM)
Procrustes              Procrustes Transformation
Zsimilarity             Summarises MCMC clustering labels with a
                        similarity matrix and finds the 'average'
                        clustering
coffee                  Chemical composition of Arabica and Robusta
                        coffee samples
get_IMIFA_results       Extract results, conduct posterior inference
                        and compute performance metrics for MCMC
                        samples of models from the IMIFA family
gumbel_max              Simulate Cluster Labels from Unnormalised
                        Log-Probabilities using the Gumbel-Max Trick
heat_legend             Add a colour key legend to heatmap plots
is.cols                 Check for Valid Colours
is.posi_def             Check Postive-(Semi)definiteness of a matrix
mat2cols                Convert a numeric matrix to colours
mcmc_IMIFA              Adaptive Gibbs Sampler for Nonparameteric
                        Model-based Clustering using models from the
                        IMIFA family
olive                   Fatty acid composition of Italian olive oils
plot.Results_IMIFA      Plotting output and parameters of inferential
                        interest for IMIFA and related models
plot_cols               Plots a matrix of colours
psi_hyper               Find sensible inverse gamma hyperparameters for
                        variance/uniqueness parameters
rDirichlet              Simulate Mixing Proportions from a Dirichlet
                        Distribution
shift_GA                Moment Matching Parameters of Shifted Gamma
                        Distributions
sim_IMIFA_data          Simulating Data from a Mixture of Factor
                        Analysers Structure
