From: Variable forgetting factor mechanisms for diffusion recursive least squares algorithm in sensor networks
Fixed scheme
λ=0.990
GVFF
μ=0.005,λ 0=0.990,λ +=0.9998,λ −=0.990
LTVFF
α=0.91,β=0.0015,λ 0=0.990
λ +=0.9998,λ −=0.980
LCTVFF
α=0.95,β=0.005,γ=0.95
λ 0=0.990,λ +=0.9998,,λ −=0.950