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#' Tidying methods for Spark ML Survival Regression
#'
#' These methods summarize the results of Spark ML models into tidy forms.
#'
#' @param x a Spark ML model.
#' @param ... extra arguments (not used.)
#' @name ml_survival_regression_tidiers
NULL
#' @rdname ml_survival_regression_tidiers
#' @export
tidy.ml_model_aft_survival_regression <- function(x,
...) {
as.data.frame(x$coefficients) %>%
dplyr::as_tibble(rownames = "features") %>%
dplyr::rename(coefficients = !!"x$coefficients")
}
#' @rdname ml_survival_regression_tidiers
#' @param newdata a tbl_spark of new data to use for prediction.
#'
#' @export
augment.ml_model_aft_survival_regression <- function(x, newdata = NULL,
...) {
broom_augment_supervised(x, newdata = newdata)
}
#' @rdname ml_survival_regression_tidiers
#' @export
glance.ml_model_aft_survival_regression <- function(x, ...) {
scale <- x$model$scale
aggregation_depth <- x$model$param_map$aggregation_depth
dplyr::tibble(
scale = scale,
aggregation_depth = aggregation_depth
)
}
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