Description Usage Arguments Value Author(s)
newton method
1 2 | newton(data_order, z_mat, beta_ini, model = "exp", iter_max = 500,
tol = 1e-04)
|
data_order |
a ordered dataset by observed time |
z_mat |
covariate matrix |
beta_ini |
given initial parameters |
model |
specify additive or proportional MRL model |
iter_max |
iteration maximum |
tol |
tolerance |
estimated value
Peng Jin and Mengling Liu
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