#' This function fits a mixed model with an random intercept for $community$
#' (i.e. $city$). Other covariates are indicator
#' variable for $year$ and $dow$. The default optimizer is used in $glmer$.
#'
#'
#' @inheritParams lme4::glmer
#' @inheritParams dlnm::crosspred
#'
#' @return Thins function returns a mixed model and the $crosspred$ object.
#'
#' @export
Mixed_bobyqa <- function(cb_to_mod, data_to_mod, cause){
fit <- lme4::glmer(data_to_mod[, cause] ~ cb_to_mod + factor(year) +
dow + (1|city),
data = data_to_mod,
offset = log(pop),
family = poisson(link = "log"),
control = glmerControl(optimizer = "bobyqa",
optCtrl = list(maxfun = 2e5)))
pred <- dlnm::crosspred(cb_to_mod, fit, at = 1)
return(list("fit" = fit, "pred" = pred))
}
#' This function fits a mixed model with an random intercept for $community$
#' (i.e. $city$). Other covariates are indicator
#' variable for $year$ and $dow$. The $Nelder_Mead$ optimizer is used in $glmer$.
#'
#'
#' @inheritParams lme4::glmer
#' @inheritParams dlnm::crosspred
#'
#' @return Thins function returns a mixed model and the $crosspred$ object.
#'
#' @export
Mixed_nm <- function(cb_to_mod, data_to_mod, cause){
fit <- lme4::glmer(data_to_mod[, cause] ~ cb_to_mod + factor(year) +
dow + (1|city),
data = data_to_mod,
offset = log(pop),
family = poisson(link = "log"),
control = glmerControl(optimizer = "Nelder_Mead",
optCtrl = list(maxfun = 2e5)))
pred <- dlnm::crosspred(cb_to_mod, fit, at = 1)
return(list("fit" = fit, "pred" = pred))
}
#' This function fits a mixed model with an random intercept for $community$
#' (i.e. $city$). Other covariates are: a linear function for $year$, and an
#' indicator variable for $dow$.
#'
#'
#' @inheritParams lme4::glmer
#' @inheritParams dlnm::crosspred
#'
#' @return Thins function returns a mixed model and the $crosspred$ object.
#'
#' @export
Mixed_2 <- function(cb_to_mod, data_to_mod, cause){
fit <- lme4::glmer(data_to_mod[, cause] ~ cb_to_mod + year_s +
dow + (1|city),
data = data_to_mod,
offset = log(pop),
family = poisson(link = "log"),
control = glmerControl(optimizer = "bobyqa",
optCtrl = list(maxfun = 2e5)))
pred <- dlnm::crosspred(cb_to_mod, fit, at = 1)
return(list("fit" = fit, "pred" = pred))
}
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