xgboost (version 0.3-1)

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

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')