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## File Name: eval_prior_list_gradient_log.R
## File Version: 0.141
eval_prior_list_gradient_log <- function( par, par_prior, h )
{
eps <- 1e-50
# ll0 <- log( eval_prior_list( par=par, par_prior=par_prior ) + eps )
hvec <- mdmb_regression_adjustment_differentiation_parameter(h=h, par=par )
# ll1 <- log( eval_prior_list( par=par+hvec, par_prior=par_prior ) + eps )
# der1 <- mdmb_diff_quotient(ll0=ll0, ll1=ll1, h=hvec)
NP <- length(par)
der2 <- rep(NA, NP )
densities_derivatives <- c( "dnorm" )
for (pp in 1:NP){
par_prior_pp <- par_prior[[pp]][[1]]
if ( par_prior_pp %in% densities_derivatives){
pp_args <- as.list( par_prior[[pp]][[2]] )
pp_args[["x"]] <- par[pp]
p0 <- log( do.call( what=par_prior_pp, args=pp_args ) + eps )
h_pp <- hvec[pp]
pp_args[["x"]] <- par[pp] + h_pp
p1 <- log( do.call( what=par_prior_pp, args=pp_args ) + eps )
der2[pp] <- mdmb_diff_quotient(ll0=p0, ll1=p1, h=h_pp )
}
if ( par_prior_pp=="dnorm"){
der2[pp] <- - ( pp_args$x - pp_args$mean ) / pp_args$sd^2
}
}
return(der2)
}
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