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Community data

Datasets

png_ants
Ants at nutrient baits along Mt Wilhelm, Papua New Guinea
png_tree_ants
Tree-nesting ants in rainforest plots at three elevations, Papua New Guinea
png_frogs
Frogs along the Mt Wilhelm elevational gradient, Papua New Guinea
wanang_butterflies
Butterflies in the Wanang forest dynamics plot, Papua New Guinea
wanang_caterpillars
Caterpillars reared from trees in primary and secondary forest at Wanang
portal_rodents
Rodent captures at the Portal Project, Arizona

Alpha diversity

div_hill()
Observed Hill numbers
div_estimate()
Asymptotic diversity estimates
div_coverage()
Sample coverage

Completeness and evenness

div_completeness()
Sample completeness profiles
div_evenness()
Evenness profiles

Rarefaction and standardisation

div_rarefy()
Rarefaction and extrapolation curves
div_standardise()
Standardise diversity by coverage or sample size
div_boot()
Bootstrap replicates of diversity estimates

Beta diversity

beta_pair() beta_multi()
Partition beta diversity into turnover and nestedness
beta_hill()
Coverage-standardised beta diversity with Hill numbers
beta_hill_pair()
Pairwise Hill-number dissimilarity
beta_decay()
Distance decay of similarity
beta_decay_model()
Fit and test a distance-decay model
beta_dist()
Pairwise dissimilarity as a distance matrix
beta_permanova() beta_dispersion()
PERMANOVA and dispersion tests on community composition
beta_welch()
Welch-type PERMANOVA robust to unequal dispersion
beta_indicator()
Indicator species analysis

Ordination

ord_fit()
Ordination of community data
ord_test()
Permutation tests for constrained ordinations
ord_select()
Forward selection of explanatory variables
ord_varpart()
Variation partitioning
autoplot(<td_ordination>)
Plot an ordination
tidy(<td_ordination>) glance(<td_ordination>)
Tidy and glance methods for ordinations

Functional traits

trait_dist()
Trait dissimilarity between species
trait_cwm()
Community-weighted mean traits
trait_cwm_test()
Test CWM-environment relationships with the max test
trait_fd_indices()
Classic functional diversity indices
trait_rao()
Rao's quadratic entropy: alpha, beta and gamma functional diversity
trait_ses()
Standardised effect sizes from null models
trait_itv()
Intra- and interspecific trait variability
trait_fourth_corner()
Fourth-corner analysis
trait_tpd() trait_tpd_dissim()
Functional diversity from trait probability densities
phylo_signal()
Phylogenetic signal of traits
phylo_dist()
Phylogenetic distances between species
phylo_combine_dist()
Combine functional and phylogenetic distances
data_aravo()
Alpine plant communities with traits (aravo) in long format

Plots and tables for publication

autoplot(<td_rarefy>) autoplot(<td_standardise>) autoplot(<td_beta_decay>) autoplot(<td_hill>) autoplot(<td_estimate>) autoplot(<td_coverage>) autoplot(<td_beta_pair>) autoplot(<td_beta_hill_pair>) autoplot(<td_beta_multi>) autoplot(<td_beta_hill>) autoplot(<td_dispersion>) autoplot(<td_completeness>) autoplot(<td_evenness>)
Plot tidydiversity results
theme_tidydiversity() plot_palette() scale_colour_tidydiversity() scale_fill_tidydiversity()
Publication theme and colour palettes
plot_venn()
Venn diagram of species shared between groups
plot_phylo()
Plot a phylogeny with species abundances and phylogenetic diversity
plot_trait_space()
Plot functional trait space
plot_panel()
Combine plots into a publication figure
plot_save()
Save a figure at journal sizes
div_table()
Publication-ready tables

Modelling

tidy(<td_estimate>) tidy(<td_standardise>) tidy(<td_rarefy>) tidy(<td_boot>) tidy(<td_beta_pair>) glance(<td_coverage>) add_site_data()
Tidy and model-ready output
model_group_folds()
Grouped cross-validation folds for community data
model_case_weights()
Precision weights from estimated diversity
step_hill()
Hill number features in a recipe

Count models and partial-effect plots

model_count() tidy(<td_count_model>) glance(<td_count_model>)
Overdispersed count and proportion models (aods3-free)
plot_partial() plot_surface()
Partial-effect and two-predictor surface plots (visreg / plotmo style)

ForestGEO census tables