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lightgbm

lgb.Dataset.set.reference

Set reference of lgb.Dataset

Description

If you want to use validation data, you should set reference to training data

Usage

lgb.Dataset.set.reference(dataset, reference)

Arguments

dataset

object of class lgb.Dataset
reference

object of class lgb.Dataset

Value

the dataset you passed in

Examples

data(agaricus.train, package ="lightgbm")
train <- agaricus.train
dtrain <- lgb.Dataset(train$data, label = train$label)
data(agaricus.test, package = "lightgbm")
test <- agaricus.test
dtest <- lgb.Dataset(test$data, test = train$label)
lgb.Dataset.set.reference(dtest, dtrain)
lightgbm

Light Gradient Boosting Machine

v3.2.1
MIT + file LICENSE
Authors
Guolin Ke [aut, cre], Damien Soukhavong [aut], James Lamb [aut], Qi Meng [aut], Thomas Finley [aut], Taifeng Wang [aut], Wei Chen [aut], Weidong Ma [aut], Qiwei Ye [aut], Tie-Yan Liu [aut], Yachen Yan [ctb], Microsoft Corporation [cph], Dropbox, Inc. [cph], Jay Loden [cph], Dave Daeschler [cph], Giampaolo Rodola [cph], Alberto Ferreira [ctb], Daniel Lemire [ctb], Victor Zverovich [cph], IBM Corporation [ctb]
Initial release
2021-04-12

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