Nothing
coxphw.control <- function(
iter.max = 200, # max. iterations
maxhs = 5, # half steps
xconv = 1e-4, # convergence criterion for standardized parameter estimates
gconv = 1e-4, # convergence criterion for first derivatives of log likelihood
maxstep = 1,
round.times.to = 0.00001, # whether times should be rounded (can be safer with FORTRAN interface), set to 0 for no rounding
add.constant = 0, # add 1*add.constant to start times, 2*add.constant to stop times
pc = TRUE, # transforms data by principal components to speed up convergence when evaluating fp models
pc.time = TRUE, # transforms time variables by principal components to speed up convergence in models
normalize = TRUE
#fp.iter = 10 # maximum number of iterations of large <fp> loop
)
{
# Gather all of the control parameters for coxphw into one spot
if (iter.max < 0) stop("Invalid value for iter.max")
if (maxhs < 0) stop("Invalid value for maxhs")
if (maxstep < 0) stop("Invalid value for maxstep") # GG?
if (xconv <= 0) stop ("Invalid convergence criterion for standardized parameter estimates (xconv)")
if (gconv <= 0) stop ("Invalid convergence criterion for first derivatives of log likelihood (gconv)")
if (round.times.to < 0) stop("Invalid round.times.to")
# if (is.logcial(pc) || is.logical(pc.time) || is.logical(normalize)) stop("Arguments pc, pc.time and normalize must be logical expressions (either TRUE or FALSE)")
# if (fp.iter < 0) stop("Invalid value for fp.iter")
list(iter.max = as.integer(iter.max), maxhs = as.integer(maxhs), xconv = xconv, gconv = gconv,
maxstep = maxstep, round.times.to = round.times.to, add.constant = add.constant, pc = pc,
pc.time = pc.time, normalize = normalize, fp.iter = 10)
}
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