Nothing
source("setup.R")
dir <- system.file("rda", package = "TH.data")
load(file.path(dir, "india.rda"))
xvars <- c("cage", "breastfeeding", "mbmi", "mage", "medu",
"edupartner", "csex", "ctwin", "cbirthorder",
"munemployed", "mreligion", "mresidence", "deadchildren",
"electricity", "radio", "television", "refrigerator",
"bicycle", "motorcycle", "car")
fvars <- xvars[sapply(xvars, function(x) length(unique(kids[[x]]))) < 6]
nvars <- xvars[!xvars %in% fvars]
kids[fvars] <- lapply(fvars, function(f) factor(kids[[f]]))
kids[nvars] <- lapply(nvars, function(n) scale(kids[[n]]))
fm_gam <- c(
"ctm" = as.formula(paste("stunting ~ ",
paste("bols(", xvars, ", df = 2)", collapse = "+"), "+",
paste("bbs(", nvars, ", center = TRUE, df = 2)", collapse = "+"))),
"tram" = as.formula(paste("stunting ~",
paste("bols(", xvars, ", intercept = FALSE, df = 1)", collapse = "+"), "+",
paste("bbs(", nvars, ", center = TRUE, df = 1)", collapse = "+"))))
fm_glm <- c(
"ctm" = as.formula(paste("stunting ~ ",
paste("bols(", xvars, ", df = 2)", collapse = "+"))),
"tram" = as.formula(paste("stunting ~",
paste("bols(", xvars, ", intercept = FALSE, df = 1)", collapse = "+"))))
fm_tree <- as.formula(paste("stunting ~ ", paste(xvars, collapse = "+")))
kids$stunting <- as.double(kids$stunting)
ldata <- kids
m_mlt <- BoxCox(stunting ~ 1, data = ldata, prob = c(.05, .975), extrapolate = TRUE)
ll0 <- logLik(m_mlt) / nrow(ldata)
### no need to adapt here
fd <- cv(weights(m_mlt), type = "subsampling", B = B, prob = .75)
bctrl <- boost_control(mstop = M, trace = TRUE)
(m_glm <- FUN(m_mlt, fm_glm, ldata, control = bctrl, folds = fd))
(m_gam <- FUN(m_mlt, fm_gam, ldata, control = bctrl, folds = fd))
(m_tree <- FUN(m_mlt, fm_tree, ldata, control = bctrl, method =
quote(mboost::blackboost), folds = fd))
tctrl <- ctree_control(saveinfo = FALSE, alpha = .01,
minbucket = length(coef(as.mlt(m_mlt))) * 2)
fctrl <- ctree_control(saveinfo = FALSE, alpha = 1,
minsplit = 50, minbucket = 25, nmax = c("yx" = Inf, "z" = 100))
r_trtf <- FUN2(m_mlt, fm_tree, ldata, tcontrol = tctrl, fcontrol = fctrl, fd)
r_glm <- m_glm$risk
r_gam <- m_gam$risk
r_tree <- m_tree$risk
colnames(r_glm) <- paste("glm", colnames(r_glm), sep = "_")
colnames(r_gam) <- paste("gam", colnames(r_gam), sep = "_")
colnames(r_tree) <- paste("tree", colnames(r_tree), sep = "_")
colnames(r_trtf) <- paste("trtf", colnames(r_trtf), sep = "_")
risk <- cbind(r_glm, r_gam, r_tree, r_trtf)
ll0 <- numeric(ncol(fd))
for (i in 1:ncol(fd)) {
w <- fd[,i]
ll0[i] <- logLik(update(m_mlt, theta = coef(as.mlt(m_mlt)), weights = w), w = 1 - w) / sum(1 - w)
}
save(risk, ll0, file = "ex_india.rda")
warnings()
sessionInfo()
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