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Data access

Read aerial survey data from the counts API.

sight_read_data() sight_read_data_id()
Read data for a sightability analysis
sight_read_entries() sight_read_entries_id()
Read aerial survey entries
sight_read_design() sight_read_design_id() sight_read_design_entries() sight_read_design_entries_id()
Survey design data with or without associated observations
sight_read_surveys() sight_read_surveys_id()
List available aerial surveys
sight_read_design_recaps() sight_read_design_recaps_id()
Read design recaps aggregated by analysis unit

Model fitting

Fit sightability models and retrieve results via the sightability API.

sight_fit_model() sight_fit_model_id()
Fit sightability model via API
sight_fit_summary() sight_fit_summary_id()
Get structured summary of a sightability model fit via API
sight_fit_diagnostics() sight_fit_diagnostics_id()
Get full diagnostic output from a sightability model fit via API
sight_prep_wong() sight_prep_wong_id()
Prepare data in SightabilityModel-compatible format via API
sight_prep_data() sight_prep_data_id()
Get prepared survey data via API
sight_subsample_survey() sight_subsample_survey_id()
Subsample simulation for completed surveys

Survey design

Optimize allocation and sample subunits.

sight_optimize_design() sight_optimize_design_id()
Optimize sample allocation across strata
sight_sample_subunits()
Sample subunits using GRTS or random sampling
sight_calc_stratum_sd() sight_calc_stratum_sd_id()
Calculate stratum-level standard deviation from historical entries

Model metadata

Retrieve stored models, coefficients, and estimates from the counts API.

sight_read_model()
Read model definition
sight_read_betas() sight_read_betas_id()
Read beta coefficient value(s)
sight_read_vcov() sight_read_vcov_id()
Read variance-covariance matrix for sightability models
sight_read_estimates() sight_read_estimates_id()
Read saved IPM inputs

Column metadata

Survey column definitions.

Diagnostics

sight_check_api()
Check API connectivity and package setup

Lookup helpers

Re-exported from spdgt.core for convenience.