analyze_best_six_symptoms_four_required
                        Find optimal non-hierarchical six-symptom
                        combinations for PTSD diagnosis
analyze_best_six_symptoms_four_required_clusters
                        Find optimal hierarchical six-symptom
                        combinations for PTSD diagnosis
apply_symptom_combinations
                        Apply pre-specified symptom combinations to new
                        data
as_definitions          Convert imported combination specifications
                        into definitions
binarize_data           Binarize PCL-5 symptom scores
calculate_ptsd_total    Calculate PTSD total score
check_pcl5_data         Check PCL-5 item data before starting the
                        workflow
compare_diagnostic_systems
                        Compare multiple diagnostic systems against a
                        reference standard
compare_optimizations   Run multiple PTSD optimization scenarios in one
                        call
create_caps5_diagnosis
                        Compute CAPS-5 DSM-5-TR PTSD diagnosis
create_icd11_diagnosis
                        Apply ICD-11 PTSD diagnostic criteria to PCL-5
                        data
create_ptsd_diagnosis_binarized
                        Determine PTSD diagnosis based on DSM-5
                        criteria using binarized scores
create_ptsd_diagnosis_nonbinarized
                        Determine PTSD diagnosis based on DSM-5
                        criteria using non-binarized scores
create_readable_summary
                        Create readable summary of PTSD diagnostic
                        changes
cross_validation        Perform k-fold cross-validation for PTSD
                        diagnostic models
evaluate_definitions    Evaluate symptom definitions against a sample
extract_definitions     Extract portable symptom definitions from a
                        comparison
holdout_validation      Perform holdout validation for PTSD diagnostic
                        models
optimize_combinations   Find optimal symptom combinations for diagnosis
                        (non-hierarchical)
optimize_combinations_clusters
                        Find optimal symptom combinations for diagnosis
                        (hierarchical/cluster-based)
plot_symptom_frequency
                        Heatmap of PCL-5 symptom selection frequency
                        across optimization scenarios
print.ptsdiag_comparison
                        Print method for ptsdiag_comparison objects
read_combinations       Read symptom combinations from a JSON file
rename_caps5_columns    Rename CAPS-5 symptom columns
rename_ptsd_columns     Rename PTSD symptom (= PCL-5 item) columns
score_all_combinations
                        Score every candidate symptom combination
simulated_ptsd          Simulated PCL-5 (PTSD Checklist) Data
simulated_ptsd_genpop   Simulated General Population PCL-5 Data
summarize_ptsd          Summarize PTSD scores and diagnoses
summarize_ptsd_changes
                        Summarize changes in PTSD diagnostic metrics
summarize_top_combinations
                        Build a tidy comparison table of top
                        combinations across scenarios
symptom_frequency       Per-symptom inclusion counts across
                        optimization scenarios
write_combinations      Write symptom combinations to a JSON file
