first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method S S 0.3542 0.4540 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S S 0.5525 0.4540 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT S X DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT