Abbreviation | Definition |
GM | Grey model with integer-order accumulation |
CFGM | Grey model with conformable fractional-order accumulation |
NGBM | Nonlinear grey Bernoulli model with integer-order accumulation |
CFNGBM | Nonlinear grey Bernoulli model with conformable fractional-order accumulation |
CFNGBM | Nonlinear grey Bernoulli model with conformable fractional-order accumulation with background value |