All functions

auc()

Area under the ROC curve

auto_cor()

Multicollinearity reduction via Pearson correlation

auto_vif()

Multicollinearity reduction via Variance Inflation Factor

beowulf_cluster()

Defines a beowulf cluster

case_weights()

Generates case weights for binary data

default_distance_thresholds()

Default distance thresholds to generate spatial predictors

distance_matrix

Matrix of distances among ecoregion edges.

double_center_distance_matrix()

Double centers a distance matrix

filter_spatial_predictors()

Removes redundant spatial predictors

get_evaluation()

Gets performance data frame from a cross-validated model

get_importance()

Gets the global importance data frame from a model

get_importance_local()

Gets the local importance data frame from a model

get_moran()

Gets Moran's I test of model residuals

get_performance()

Gets out-of-bag performance scores from a model

get_predictions()

Gets model predictions

get_residuals()

Gets model residuals

get_response_curves()

Gets data to allow custom plotting of response curves

get_spatial_predictors()

Gets the spatial predictors of a spatial model

is_binary()

Checks if dependent variable is binary with values 1 and 0

make_spatial_fold()

Makes one training and one testing spatial folds

make_spatial_folds()

Makes training and testing spatial folds

mem()

Moran's Eigenvector Maps of a distance matrix

mem_multithreshold()

Moran's Eigenvector Maps for different distance thresholds

moran()

Moran's I test

moran_multithreshold()

Moran's I test on a numeric vector for different neighborhoods

residuals_test()

Normality test of a numeric vector

objects_size()

Shows size of objects in the R environment

optimization_function()

Optimization equation to select spatial predictors

pca()

Principal Components Analysis

pca_multithreshold()

PCA of a distance matrix over distance thresholds

plant_richness_df

Plant richness and predictors of American ecoregions

plot_evaluation()

Plots the results of a spatial cross-validation

plot_importance()

Plots the variable importance of a model

plot_moran()

Plots a Moran's I test of model residuals

plot_optimization()

Optimization plot of a selection of spatial predictors

plot_residuals_diagnostics()

Plot residuals diagnostics

plot_response_curves()

Plots the response curves of a model.

plot_response_surface()

Plots the response surfaces of a random forest model

plot_training_df()

Scatterplots of a training data frame

plot_training_df_moran()

Moran's I plots of a training data frame

plot_tuning()

Plots a tuning object produced by rf_tuning()

prepare_importance_spatial()

Prepares variable importance objects for spatial models

print(<rf>)

Custom print method for random forest models

print_evaluation()

Prints cross-validation results

print_importance()

Prints variable importance

print_moran()

Prints results of a Moran's I test

print_performance()

print_performance

rank_spatial_predictors()

Ranks spatial predictors

rescale_vector()

Rescales a numeric vector into a new range

residuals_diagnostics()

Normality test of a numeric vector

rf()

Random forest models with Moran's I test of the residuals

rf_compare()

Compares models via spatial cross-validation

rf_evaluate()

Evaluates random forest models with spatial cross-validation

rf_importance()

Contribution of each predictor to model transferability

rf_repeat()

Fits several random forest models on the same data

rf_spatial()

Fits spatial random forest models

rf_tuning()

Tuning of random forest hyperparameters via spatial cross-validation

root_mean_squared_error()

RMSE and normalized RMSE

select_spatial_predictors_recursive()

Finds optimal combinations of spatial predictors

select_spatial_predictors_sequential()

Sequential introduction of spatial predictors into a model

standard_error()

Standard error of the mean of a numeric vector

statistical_mode()

Statistical mode of a vector

the_feature_engineer()

Suggest variable interactions and composite features for random forest models

thinning()

Applies thinning to pairs of coordinates

thinning_til_n()

Applies thinning to pairs of coordinates until reaching a given n

vif()

Variance Inflation Factor of a data frame

weights_from_distance_matrix()

Transforms a distance matrix into a matrix of weights