Save lgb.Dataset to a binary file
Please note that init_score is not saved in binary file.
If you need it, please set it again after loading Dataset.
lgb.Dataset.save(dataset, fname)
dataset |
object of class |
fname |
object filename of output file |
the dataset you passed in
data(agaricus.train, package = "lightgbm") train <- agaricus.train dtrain <- lgb.Dataset(train$data, label = train$label) lgb.Dataset.save(dtrain, tempfile(fileext = ".bin"))
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