xgboost (version 0.4-1)

xgb.DMatrix.save: Save xgb.DMatrix object to binary file

Description

Save xgb.DMatrix object to binary file

Usage

xgb.DMatrix.save(DMatrix, fname)

Arguments

DMatrix
the DMatrix object
fname
the name of the binary file.

Examples

Run this code
data(agaricus.train, package='xgboost')
train <- agaricus.train
dtrain <- xgb.DMatrix(train$data, label=train$label)
xgb.DMatrix.save(dtrain, 'xgb.DMatrix.data')
dtrain <- xgb.DMatrix('xgb.DMatrix.data')

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