Nothing
# This is a minor modification of survey::rake that ignores (leaves unweighted) empty cells
# nolint start
rake_partial <- function(design, sample.margins, population.margins, control = list(maxit = 10,
epsilon = 1, verbose = FALSE), compress = NULL) {
if (!missing(control)) {
control.defaults <- formals(survey::rake)$control
for (n in names(control.defaults)) if (!(n %in% names(control)))
control[[n]] <- control.defaults[[n]]
}
is.rep <- inherits(design, "svyrep.design")
if (is.rep && is.null(compress))
compress <- inherits(design$repweights, "repweights_compressed")
if (is.rep)
design$degf <- NULL
nmar <- length(sample.margins)
if (control$epsilon < 1)
epsilon <- control$epsilon * sum(weights(design, "sampling"))
else epsilon <- control$epsilon
strata <- lapply(sample.margins, function(margin) if (inherits(margin,
"formula")) {
mf <- model.frame(margin, data = design$variables, na.action = na.fail)
})
allterms <- unlist(lapply(sample.margins, all.vars))
ff <- formula(paste("~", paste(allterms, collapse = "+"),
sep = ""))
oldtable <- survey::svytable(ff, design)
if (control$verbose)
print(oldtable)
oldpoststrata <- design$postStrata
iter <- 0
converged <- FALSE
while (iter < control$maxit) {
design$postStrata <- NULL
for (i in 1:nmar) {
# The only change is to add ", partial = TRUE" below
design <- survey::postStratify(design, strata[[i]], population.margins[[i]],
compress = FALSE, partial = TRUE)
}
newtable <- survey::svytable(ff, design)
if (control$verbose)
print(newtable)
delta <- max(abs(oldtable - newtable))
if (delta < epsilon) {
converged <- TRUE
break
}
oldtable <- newtable
iter <- iter + 1
}
rakestrata <- design$postStrata
if (!is.null(rakestrata)) {
class(rakestrata) <- "raking"
design$postStrata <- c(oldpoststrata, list(rakestrata))
}
design$call <- sys.call()
if (is.rep && compress)
design$repweights <- survey::compressWeights(design$repweights)
if (is.rep)
design$degf <- survey::degf(design)
if (!converged)
warning("Raking did not converge after ", iter, " iterations.\n")
return(design)
}
# nolint end
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