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Make all survival metrics work with case weights #476

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merged 2 commits into from
Jan 12, 2024
Merged

Make all survival metrics work with case weights #476

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90b11b8
add missing vec_cast()
EmilHvitfeldt Jan 12, 2024
c7887c9
bump version
EmilHvitfeldt Jan 12, 2024
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2 changes: 1 addition & 1 deletion DESCRIPTION
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
Type: Package
Package: yardstick
Title: Tidy Characterizations of Model Performance
Version: 1.2.0.9002
Version: 1.2.0.9003
Authors@R: c(
person("Max", "Kuhn", , "[email protected]", role = "aut"),
person("Davis", "Vaughan", , "[email protected]", role = "aut"),
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1 change: 1 addition & 0 deletions R/surv-brier_survival.R
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Expand Up @@ -138,6 +138,7 @@ brier_survival_impl <- function(truth,
surv_status <- .extract_surv_status(truth)

if (!is.null(case_weights)) {
case_weights <- vec_cast(case_weights, to = double())
norm_const <- sum(case_weights)
} else {
case_weights <- rep(1, length(estimate))
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2 changes: 2 additions & 0 deletions R/surv-concordance_survival.R
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Expand Up @@ -104,6 +104,8 @@ concordance_survival_vec <- function(truth,
concordance_survival_impl <- function(truth, estimate, case_weights) {
if (is.null(case_weights)) {
case_weights <- rep(1, length(estimate))
} else {
case_weights <- vec_cast(case_weights, to = double())
}

survival::concordance(truth ~ estimate, weights = case_weights)$concordance
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