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small documentation change

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El Potaeto
2015-01-01 14:57:48 +01:00
parent 5e5500d6d3
commit 34aaeff3d9
2 changed files with 5 additions and 2 deletions
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R-package/man/xgb.importance.Rd
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@@ -11,10 +11,12 @@ xgb.importance(feature_names = NULL, filename_dump = NULL)
\item{filename_dump}{the path to the text file storing the model. Model dump must include the gain per feature and per tree (\code{with.stats = T} in function \code{xgb.dump}).}
}
\value{
A \code{data.table} of the features used in the model with their average gain (and their weight for boosted tree model) in the model.
}
\description{
Read a xgboost model text dump.
Can be tree or linear model (text dump of linear model are only supported in dev version of \code{Xgboost} for now).
Return a data.table of the features used in the model with their average gain (and their weight for boosted tree model) in the model.
}
\details{
This is the function to understand the model trained (and through your model, your data).