show_dsgmm_curve        Visualization of the result of spect_em_dsgmm
show_gmm_curve          Visualization of the result of spect_em_gmm
show_lmm_curve          Visualization of the result of spect_em_lmm
show_pvmm_curve         Visualization of the result of spect_em_pvmm
spect_em_dsgmm          Spectrum adapted ECM algorithm by DSGMM
spect_em_gmm            Spectrum adapted EM algorithm by GMM
spect_em_lmm            Spectrum adapted ECM algorithm by LMM
spect_em_pvmm           Spectrum adapted ECM algorithm by PVMM
