Small Sample Size Species Distribution Modeling

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Documentation for package ‘S4DM’ version 0.0.1

• DESCRIPTION file.
• User guides, package vignettes and other documentation.
• Package NEWS.

Help Pages

ensemble_range_map	Generate ensemble predictions from S4DM range maps
evaluate_range_map	Evaluate S4DM range map quality
fit_density_ratio	Fit density-ratio distribution models in a plug-and-play framework.
fit_plug_and_play	Fit presence-background distribution models in a plug-and-play framework.
get_env_bg	Extract background data for SDM fitting.
get_env_pres	Extract presence data for SDM fitting.
get_response_curves	Generate Response Curves
make_range_map	Make a range map using plug-and-play modeling.
project_density_ratio	Projects fitted density-ratio distribution models onto new covariates.
project_plug_and_play	Projects fitted plug-and-play distribution models onto new covariates.
sample_points	Example S4DM occurrence data
sdm_threshold	Thresholds a continuous relative occurrence rate raster to create a binary raster.
stratify_random	Split data for k-fold spatially stratified cross validation
stratify_spatial	Split data for k-fold spatially stratified cross validation