Nothing
## ----set-knitr-options, cache=FALSE, echo=FALSE-------------------------------
library("knitr")
opts_chunk$set(message = FALSE, warning=FALSE, fig.width = 5.5)
build = "cran"
if(build=="cran") {
mcmc_iter = 50
} else {
mcmc_iter = 5000
}
## ---- message=FALSE, warning=FALSE--------------------------------------------
library(zoid)
## -----------------------------------------------------------------------------
data(coddiet)
## -----------------------------------------------------------------------------
design_matrix = coddiet[,names(coddiet)%in%c("Year","Season")==TRUE]
data_matrix = coddiet[,names(coddiet)%in%c("Year","Season")==FALSE]
## ----results="hide", eval=FALSE-----------------------------------------------
# design_matrix$Season = as.factor(design_matrix$Season)
# design_matrix$Year = as.factor(design_matrix$Year)
# design_matrix$y = 1 # dummy variable
#
# set.seed(123)
# fit_1 <- fit_zoid(data_matrix = as.matrix(data_matrix),
# overdispersion = TRUE,
# chains=4,
# iter=4000)
#
# fit_2 <- fit_zoid(formula = y ~ Season,
# design_matrix = design_matrix,
# data_matrix = as.matrix(data_matrix),
# overdispersion = TRUE,
# chains=4,
# iter=4000)
#
# fit_3 <- fit_zoid(formula = y ~ Year,
# design_matrix = design_matrix,
# data_matrix = as.matrix(data_matrix),
# overdispersion = TRUE,
# chains=4,
# iter=4000)
#
# fit_4 <- fit_zoid(formula = y ~ Year + Season,
# design_matrix = design_matrix,
# data_matrix = as.matrix(data_matrix),
# overdispersion = TRUE,
# chains=4,
# iter=4000)
## ----eval=FALSE---------------------------------------------------------------
# loo_1 = loo::loo(fit_1$model)
# loo_2 = loo::loo(fit_2$model)
# loo_3 = loo::loo(fit_3$model)
# loo_4 = loo::loo(fit_4$model)
## ----warning=FALSE, message=FALSE---------------------------------------------
fit_1 <- fit_zoid(data_matrix = as.matrix(data_matrix),
chains=1,
iter=mcmc_iter,
overdispersion = TRUE, refresh=0)
fitted_vals = get_fitted(fit_1)
head(fitted_vals)
## -----------------------------------------------------------------------------
fitted_vals = get_pars(fit_1)
head(fitted_vals$betas)
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