View source: R/readRDS.lgb.Booster.R
readRDS.lgb.Booster | R Documentation |
lgb.Booster
modelsAttempts to load a model stored in a .rds
file, using readRDS
readRDS.lgb.Booster(file, refhook = NULL)
file |
a connection or the name of the file where the R object is saved to or read from. |
refhook |
a hook function for handling reference objects. |
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 ) model_file <- tempfile(fileext = ".rds") saveRDS.lgb.Booster(model, model_file) new_model <- readRDS.lgb.Booster(model_file)
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