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test_that("regr_cubist", {
requirePackagesOrSkip("Cubist", default.method = "load")
parset.list1 = list(
list(),
list(committees = 2L),
list(control = Cubist::cubistControl(extrapolation = 50L, rules = 50L))
)
parset.list2 = list(
list(),
list(committees = 2L),
list(extrapolation = 50, rules = 50L)
)
old.predicts.list = list()
X = regr.train[, setdiff(names(regr.train), regr.target)]
y = regr.train[, regr.target]
for (i in seq_along(parset.list1)) {
parset = parset.list1[[i]]
parset = c(list(x = X, y = y), parset)
m = do.call(Cubist::cubist, parset)
p = predict(m, newdata = regr.test)
old.predicts.list[[i]] = p
}
testSimpleParsets("regr.cubist", regr.df, regr.target, regr.train.inds,
old.predicts.list, parset.list2)
})
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