search for: chazard1

Displaying 1 result from an estimated 1 matches for "chazard1".

2006 Nov 11
2
Bayesian question (problem using adapt)
...;=0) {return("function undefined")} return(param[1]*x^(param[2] -1)) } gm <- function( theta, param) { dgamma(param[1], shape = .1, scale = .1) * dgamma(param[2], shape = .1, scale = .1) * dgamma(theta[1], shape = .1, scale = .1) * dgamma(theta[2], shape = .1, scale = .1) } chazard1 <-function(x, param) { if(min(x, param) <=0) {return("function undefined")} param[1]*x^param[2] / param[2] } hazard2 <-function(x, theta, param) { if(min(x, theta, param) <= 0) {return("function undefined")} ratio = 1/(theta[1]*exp(-chazard1(x, param)) + theta...