• conv_on_going : rgrl_converge_status
• converged : rgrl_converge_status
• estimate : rgrl_scale
• failed : rgrl_converge_status
• good_and_terminate : rgrl_converge_status
• good_enough : rgrl_converge_status
• prior : rgrl_scale
• stagnated : rgrl_converge_status
• status_on_going : rgrl_converge_status