#' Define maximum number of iteration and convergence
#'
#' @description Defines tolerance settings in \code{\link{est_lucid}}, \code{\link{sem_lucid}} , & \code{\link{tune_lucid}} fitting.
#' @param MAX_ITR Maximum number of iterations, integer, default is 100
#' @param MAX_TOT_ITR Maximum number of total iterations, integer, default is 10000
#' @param reltol Convergence cut-off using a relative tolerance, default is 1e-8
#' @param tol_b Convergence criteria of \eqn{\beta}, genetic effects parameter, default is 1e-4
#' @param tol_m Convergence criteria of \eqn{\mu}, biomarker mean effects parameters, default is 1e-4
#' @param tol_s Convergence criteria of \eqn{\Sigma}, biomarker covariance matrix, default is 1e-4
#' @param tol_g Convergence criteria of \eqn{\gamma}, outcome effects parameter, default is 1e-4
#' @param tol_p Convergence criteria of the probability of latent clusters, default is 1e-4
#' @param tol_sem Convergence criteria of SEM, default is 1e-3
#' @return A list of tolerance settings will be returned for integrative clustering.
#' @export
#' @author Cheng Peng, Zhao Yang, David V. Conti
def_tol <- function(MAX_ITR = 100,
MAX_TOT_ITR = 10000,
reltol = 1e-8,
tol_b = 1e-4,
tol_m = 1e-4,
tol_s = 1e-4,
tol_g = 1e-4,
tol_p = 1e-4,
tol_sem = 1e-3) {
structure(list(MAX_ITR = MAX_ITR,
MAX_TOT_ITR = MAX_TOT_ITR,
reltol = reltol,
tol_b = tol_b,
tol_m = tol_m,
tol_s = tol_s,
tol_g = tol_g,
tol_p = tol_p,
tol_sem = tol_sem)
)
}
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