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[R] docs update - callbacks and parameter style

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This commit is contained in:
Vadim Khotilovich
2016-06-27 01:59:58 -05:00
parent e9eb34fabc
commit a0aa305268
28 changed files with 564 additions and 162 deletions
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8
R-package/man/xgb.create.features.Rd
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@@ -4,12 +4,14 @@
\alias{xgb.create.features}
\title{Create new features from a previously learned model}
\usage{
xgb.create.features(model, training.data)
xgb.create.features(model, data, ...)
}
\arguments{
\item{model}{decision tree boosting model learned on the original data}
\item{training.data}{original data (usually provided as a \code{dgCMatrix} matrix)}
\item{data}{original data (usually provided as a \code{dgCMatrix} matrix)}
\item{...}{currently not used}
}
\value{
\code{dgCMatrix} matrix including both the original data and the new features.
@@ -60,7 +62,7 @@ data(agaricus.test, package='xgboost')
dtrain <- xgb.DMatrix(data = agaricus.train$data, label = agaricus.train$label)
dtest <- xgb.DMatrix(data = agaricus.test$data, label = agaricus.test$label)
param <- list(max.depth=2, eta=1, silent=1, objective='binary:logistic')
param <- list(max_depth=2, eta=1, silent=1, objective='binary:logistic')
nround = 4
bst = xgb.train(params = param, data = dtrain, nrounds = nround, nthread = 2)