lgb.save | R Documentation |
Save LightGBM model
lgb.save(booster, filename, num_iteration = NULL)
booster |
Object of class |
filename |
saved filename |
num_iteration |
number of iteration want to predict with, NULL or <= 0 means use best iteration |
lgb.Booster
library(lightgbm) 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.create.valid(dtrain, test$data, label = test$label) params <- list( objective = "regression" , metric = "l2" , min_data = 1L , learning_rate = 1.0 ) valids <- list(test = dtest) model <- lgb.train( params = params , data = dtrain , nrounds = 10L , valids = valids , early_stopping_rounds = 5L ) lgb.save(model, tempfile(fileext = ".txt"))
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