Simulated annealing MLE solver for the Weibull series model with masked component cause of failure with observation of exact system lifetime and right censoring.

Simulated annealing MLE solver for the Weibull series model with masked component cause of failure with observation of exact system lifetime and right censoring.

mle_sann_wei_series_md_c1_c2_c3(
  df,
  theta0,
  hessian = TRUE,
  ...,
  control = list()
)

Arguments

df

data frame, right-censored lifetimes with masked component cause of failure

theta0

initial parameter vector

hessian

logical, if TRUE, then the Hessian is estimated and returned

...

additional arguments passed to loglik_wei_series_md_c1_c2_c3.

control

list of control parameters passed to optim for SANN

Value

list with components:

• par final parameter vector

• value final log-likelihood

• counts number of function evaluations, gradient evaluations, and Hessian evaluations

• convergence convergence code

• message convergence message

• hessian estimated Hessian