Nothing
library(Temporal)
library(testthat)
test_that("Check log-likelihood.", {
data <- data.frame(time = 1, status = 1)
# Exponential.
ll <- SurvLogLik(data = data, dist = "exp", theta = 2)
truth <- log(2) - 2
expect_equal(ll, truth)
# Gamma.
ll <- SurvLogLik(data = data, dist = "gamma", theta = c(2, 2))
truth <- stats::dgamma(x = 1, shape = 2, rate = 2, log = TRUE)
expect_equal(ll, truth)
# Generalized gamma.
ll <- SurvLogLik(data = data, dist = "gen-gamma", theta = c(2, 2, 2))
truth <- log(2) + log(2) - lgamma(2) + (2 * 2 - 1) * log(2) - (2)^2
expect_equal(ll, truth)
# Log-normal.
ll <- SurvLogLik(data = data, dist = "log-normal", theta = c(1, 2))
truth <- stats::dnorm(x = -0.5, log = TRUE) - log(2)
expect_equal(ll, truth)
# Weibull.
ll <- SurvLogLik(data = data, dist = "weibull", theta = c(2, 2))
truth <- log(2) + 2 * log(2) - (2)^2
expect_equal(ll, truth)
})
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.