assign_groups           Assigns model result to the original data
                        frame.
dba_gc_ex001            DBA Group Composition Data Example 001
extract_params_yaml     Extract parameters from a YAML file
extract_student_info    Extract student information
pba_gc_ex002            PBA Group Composition Data Example 002
pba_prefmat_ex002       PBA Group Preference Data Example 002
prepare_model           Initialise optimisation model
