POMS_pipeline           Main function to run POMS pipeline
abun_isometric_log_ratios
                        Compute isometric log ratio based on abundance
                        of feature sets
compute_node_balances   Compute balances at tree nodes.
filter_rare_table_cols
                        Filters out columns of dataframe based on
                        number of proportion of non-zero cells
genome_content_phylo_regress
                        Phylogenetic regression of input vector against
                        function presence/absence.
node_taxa               Determine taxa labels of tips on each side of a
                        node
phylolm_summary         Wrapper for running phylogenetic regression
                        with phylolm
prep_func_node_info     Get node indices of FSN and BSN categories
                        across tree for a given function
prevalence_norm_logit   Compute additive smoothed prevalence of
                        features (e.g, taxa), restricted to samples of
                        a particular metadata category.
specificity_scores      Compute shrunken specificity score of a
                        feature, which represents how the presence of a
                        feature is associated with a given sample
                        grouping.
subset_by_col_and_filt
                        Subset dataframe by column names and then
                        post-filter
