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Data Preparation

Functions for preparing and cleaning occurrence data.

prepare_bean()
Prepare data for environmental thinning

Thinning Logic

Functions for addressing sampling bias by thinning in environmental space (E-space).

find_env_resolution()
Find an objective environmental grid resolution
thin_env_nd()
Thin occurrence data in n-dimensional environmental space
thin_env_center()
Deterministic centroid
plot_bean()
Visualize n-dimensional environmental thinning results

Niche delineation

Functions for fitting an environmental-niche ellipsoid.

fit_ellipsoid()
Fit an environmental niche ellipsoid

Datasets

Example data shipped with the package.

occ_data_raw
Raw Rusa unicolor occurrence data
origin_dat_prepared
Cleaned and scaled occurrence data
thinned_stochastic
Stochastically thinned environmental data
thinned_deterministic
Deterministically thinned environmental data
origin_ellipse
Fitted niche ellipsoid for Rusa unicolor