test_that("regr_xyf", {
requirePackagesOrSkip("kohonen", default.method = "load")
parset.list1 = list(
list(),
list(grid = class::somgrid(xdim = 2L, ydim = 4L)),
list(rlen = 50L)
)
parset.list2 = list(
list(),
list(xdim = 2L, ydim = 4L),
list(rlen = 50L)
)
old.predicts.list = list()
for (i in seq_along(parset.list1)) {
pars = parset.list1[[i]]
pars$data = as.matrix(regr.num.train[, -regr.num.class.col])
pars$Y = regr.num.train[, regr.num.class.col]
set.seed(getOption("mlr.debug.seed"))
m = do.call(kohonen::xyf, pars)
p = predict(m, as.matrix(regr.num.test[, -regr.num.class.col]))
old.predicts.list[[i]] = as.vector(p$prediction)
}
testSimpleParsets("regr.xyf", regr.num.df, regr.num.target, regr.num.train.inds,
old.predicts.list, parset.list2)
})
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