Nothing
.print_call <- function(x){
cat("\nCall: ", paste(deparse(x$call), sep = "\n", collapse = "\n"),
"\n", sep = "")
cat("\nFamily is ",
gsub("^(.+)(_)(.+)$", "'\\1' with link '\\3'", x$family),
".\n", sep = "")
}
.print_df_obs <- function(x)
cat(
sprintf("Number of parameters %10d\n", .get_df(x)),
sprintf("Number of observations %10d\n", .get_nobs(x)), sep = "")
#' @importFrom stats cov2cor
.print_params <- function(x, is_estimates){
xtra_sing <- if(is_estimates) "estimate " else ""
xtra_plur <- if(is_estimates) "estimates " else ""
formals(cat)$sep <- ""
cat(
"State vector is assumed to be X_t ~ N(F * X_(t-1), Q).\n\nF ",
xtra_sing, "is\n")
print(x$F.)
cat("\nQ's standard deviations ", xtra_plur, "are\n")
print(sqrt(diag(x$Q)))
if((p <- NCOL(x$Q)) > 1L){
cat("\nQ's correlation matrix ", xtra_plur, "is (lower triangle is shown)\n")
Q <- cov2cor(x$Q)
Q[upper.tri(Q, diag = TRUE)] <- NA_real_
print(Q[-1, -p, drop = FALSE], na.print = "")
}
if(length(x$disp) > 0L)
cat("\nDispersion parameter ", xtra_sing, "is " , x$disp, "\n")
cat("\nFixed coefficients ", xtra_plur, "are\n")
print(x$cfix)
cat("\n")
}
#' @method print mssmFunc
#' @export
print.mssmFunc <- function(x, ...){
stopifnot(inherits(x, "mssmFunc"))
.print_call(x)
cat("\n")
.print_df_obs(x)
invisible(x)
}
#' @importFrom stats logLik
#' @method print mssmLaplace
#' @export
print.mssmLaplace <- function(x, digits = 3, ...){
stopifnot(inherits(x, "mssmLaplace"))
old_digits <- getOption("digits")
on.exit(options(digits = old_digits))
options(digits = digits)
.print_call(x)
cat("Parameters are estimated with a Laplace approximation.\n")
.print_params(x, TRUE)
cat("Log-likelihood approximation is", c(logLik(x)), "\n")
.print_df_obs(x)
invisible(x)
}
#' @importFrom stats logLik
#' @method print mssm
#' @export
print.mssm <- function(x, digits = 3, ...){
stopifnot(inherits(x, "mssm"))
old_digits <- getOption("digits")
on.exit(options(digits = old_digits))
options(digits = digits)
.print_call(x)
.print_params(x, FALSE)
cat(
"Log-likelihood approximation is ", c(logLik(x)), "\n",
x$N_part, " particles are used and summary statistics for effective sample sizes are\n",
sep = "")
.print.mssmEss(get_ess(x), prefix = FALSE)
cat("\n")
.print_df_obs(x)
invisible(x)
}
.print.mssmEss <- function(x, prefix){
stopifnot(inherits(x, "mssmEss"))
to_print <- c(mean(x), sd(x), min(x), max(x))
prefix <- if(prefix) "Effective sample sizes\n" else ""
cat(
prefix,
sprintf(" Mean %10.1f\n sd %12.1f\n Min %11.1f\n Max %11.1f\n",
to_print[1], to_print[2], to_print[3], to_print[4]),
sep = "")
invisible(to_print)
}
#' @importFrom stats sd
#' @method print mssmEss
#' @export
print.mssmEss <- function(x, ...){
# TODO: test output
.print.mssmEss(x, prefix = TRUE)
}
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