check_CH                Check Calinski-Harabasz index
check_DB                Check Davies-Bouldin Index
check_avgSil            Check average Silhouette score index
define_rb               Define Rare Biosphere
evaluate_k              Evaluate k from all samples in a dataset
evaluate_sample_k       Evaluate sample k
nice                    V4-V5 16S rRNA gene amplicons, clean OTU table
                        (N-ICE, 2015)
nice_env                Metadata of samples from OTU tables (N-ICE,
                        2015)
nice_raw                V4-V5 16S rRNA gene amplicons, raw OTU table
                        (N-ICE, 2015)
nice_tidy               V4-V5 16S rRNA gene amplicons, clean OTU table
                        in tidy/long format (N-ICE, 2015)
plot_ulrb               Plot ulrb clustering results and silhouette
                        scores
plot_ulrb_clustering    Plot Rank Abundance Curve of classification
                        results
plot_ulrb_silhouette    Plot silhouette scores from clustering results
prepare_tidy_data       Prepare data in tidy format
suggest_k               Suggest k
ulrb-package            ulrb: Unsupervised Learning Based Definition of
                        Microbial Rare Biosphere
