s2pwe {gsDesign2} | R Documentation |
Approximate survival distribution with piecewise exponential distribution
Description
Converts a discrete set of points from an arbitrary survival distribution to a piecewise exponential approximation.
Usage
s2pwe(times, survival)
Arguments
times |
Positive increasing times at which survival distribution is provided. |
survival |
Survival (1 - cumulative distribution function) at specified |
Value
A tibble containing the duration and rate.
Specification
The contents of this section are shown in PDF user manual only.
Examples
# Example: arbitrary numbers
s2pwe(1:9, (9:1) / 10)
# Example: lognormal
s2pwe(c(1:6, 9), plnorm(c(1:6, 9), meanlog = 0, sdlog = 2, lower.tail = FALSE))
[Package gsDesign2 version 1.1.2 Index]