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convert S4 to S3; add some extra methods to DMatrix

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This commit is contained in:
Vadim Khotilovich
2016-03-27 19:22:22 -05:00
parent d27bfb61b0
commit 71f402ac16
13 changed files with 675 additions and 149 deletions
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6
R-package/man/xgb.DMatrix.Rd
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@@ -7,8 +7,7 @@
xgb.DMatrix(data, info = list(), missing = NA, ...)
}
\arguments{
\item{data}{a \code{matrix} object, a \code{dgCMatrix} object or a character
indicating the data file.}
\item{data}{a \code{matrix} object, a \code{dgCMatrix} object or a character representing a filename}
\item{info}{a list of information of the xgb.DMatrix object}
@@ -18,7 +17,8 @@ value that represents missing value. Sometime a data use 0 or other extreme valu
\item{...}{other information to pass to \code{info}.}
}
\description{
Contruct xgb.DMatrix object from dense matrix, sparse matrix or local file.
Contruct xgb.DMatrix object from dense matrix, sparse matrix
or local file (that is a previously saved \code{xgb.DMatrix}).
}
\examples{
data(agaricus.train, package='xgboost')