add documentation for datasets

This commit is contained in:
hetong
2014-09-06 19:02:23 -07:00
parent 99b7ead5ad
commit e04b6aaec5
3 changed files with 89 additions and 1 deletions

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@@ -30,7 +30,7 @@ xgb.cv(params = list(), data, nrounds, nfold, label = NULL, showsd = TRUE,
\item{label}{option field, when data is Matrix}
\item{showd}{boolean, whether show standard deviation of cross validation}
\item{showsd}{boolean, whether show standard deviation of cross validation}
\item{metrics,}{list of evaluation metrics to be used in corss validation,
when it is not specified, the evaluation metric is chosen according to objective function.