wehub-resource-sync
36 lines
968 B
R
36 lines
968 B
R
% Generated by roxygen2: do not edit by hand
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% Please edit documentation in R/lgb.Dataset.R
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\name{lgb.Dataset.set.reference}
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\alias{lgb.Dataset.set.reference}
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\title{Set reference of \code{lgb.Dataset}}
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\usage{
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lgb.Dataset.set.reference(dataset, reference)
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}
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\arguments{
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\item{dataset}{object of class \code{lgb.Dataset}}
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\item{reference}{object of class \code{lgb.Dataset}}
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}
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\value{
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the dataset you passed in
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}
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\description{
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If you want to use validation data, you should set reference to training data
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}
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\examples{
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\donttest{
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\dontshow{setLGBMthreads(2L)}
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\dontshow{data.table::setDTthreads(1L)}
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# create training Dataset
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data(agaricus.train, package ="lightgbm")
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train <- agaricus.train
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dtrain <- lgb.Dataset(train$data, label = train$label)
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# create a validation Dataset, using dtrain as a reference
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data(agaricus.test, package = "lightgbm")
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test <- agaricus.test
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dtest <- lgb.Dataset(test$data, label = test$label)
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lgb.Dataset.set.reference(dtest, dtrain)
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}
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}
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