Function reference • surveyvoi

Summary

Summary of the package

surveyvoi surveyvoi-package: surveyvoi: Survey Value of Information

Survey schemes

Functions for generating survey schemes

optimal_survey_scheme(): Optimal survey scheme

approx_optimal_survey_scheme(): Approximately optimal survey scheme

approx_near_optimal_survey_scheme(): Approximately near optimal survey scheme

env_div_survey_scheme(): Environmental diversity survey scheme

geo_cov_survey_scheme(): Geographic coverage survey scheme

weighted_survey_scheme(): Weighted survey scheme

feasible_survey_schemes(): Find all feasible survey schemes

Value of information

Functions for value of information analysis

evdci(): Expected value of the decision given current information

evdsi(): Expected value of the decision given survey information

approx_evdsi(): Approximate expected value of the decision given survey information

n_states(): Number of states

prior_probability_matrix(): Prior probability matrix

Occupancy modelling

Functions for fitting species distribution models

fit_hglm_occupancy_models(): Fit hierarchical generalized linear models to predict occupancy

fit_xgb_occupancy_models(): Fit boosted regression tree models to predict occupancy

Simulate data

Functions for simulating datasets

simulate_site_data(): Simulate site data

simulate_feature_data(): Simulate feature data

sim_features sim_sites: Simulated datasets

Miscellaneous function

Assorted functions with varying uses

greedy_heuristic_prioritization(): Greedy heuristic prioritization

relative_site_richness_scores(): Relative site richness scores

relative_site_uncertainty_scores(): Relative site uncertainty scores