View source: R/log_posterior.R
log_posterior | R Documentation |
Evaluates the prior distribution (normal) of the log parameter vector with normally distributed error.
log_posterior(
lpr,
ivt,
dat,
mu = getOption("pkpredict.pip.default.prior")$log_pk_mean,
sig = getOption("pkpredict.pip.default.prior")$log_pk_vcov,
ler_mean = getOption("pkpredict.pip.default.prior")$log_err_mean,
ler_sdev = getOption("pkpredict.pip.default.prior")$log_err_sd
)
lpr |
log-PK parameter vector with error: (lv_1, lk_10, lk_12, lk_21, ler_mean) |
ivt |
List with containing start of infusion times (h), end of infusion times (h), and rate of infusion (g/h) at each dose |
dat |
Concentration data frame of the form: data.frame(time_h, conc_mg_dl) |
mu |
prior pk param mean |
sig |
prior pk vcov matrix |
ler_mean |
prior error mean |
ler_sdev |
prior error sd |
The log-posterior distribution evaluated at the specified log-parameter vector
ivt_d <- list(list(begin=0.0, end=0.5, k_R=6),
list(begin=8.0, end=8.5, k_R=6),
list(begin=16.0, end=16.5, k_R=6))
dat_d <- data.frame(time_h = c(1,4,40), conc_mcg_ml = c(82.7,80.4,60))
log_posterior(lpr = c(getOption("pkpredict.pip.default.prior")$log_pk_mean,
getOption("pkpredict.pip.default.prior")$log_err_mean),
ivt = ivt_d, dat = dat_d)
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