small changes in doc

R-package/R/getinfo.xgb.DMatrix.R

@@ -4,6 +4,15 @@ setClass('xgb.DMatrix')
 #' 
 #' Get information of an xgb.DMatrix object
 #' 
+#' The information can be one of the following:
+#' 
+#' \itemize{
+#'     \item \code{label}
+#'     \item \code{weight}
+#'     \item \code{base_margin}
+#'     \item \code{nrow}
+#' }
+#' 
 #' @examples
 #' data(agaricus.train, package='xgboost')
 #' train <- agaricus.train
@@ -19,7 +28,9 @@ getinfo <- function(object, ...){
     UseMethod("getinfo")
 }
 
-#' @param object Object of class "xgb.DMatrix"
+
+
+#' @param object Object of class \code{xgb.DMatrix}
 #' @param name the name of the field to get
 #' @param ... other parameters
 #' @rdname getinfo

R-package/R/setinfo.xgb.DMatrix.R

@@ -2,6 +2,15 @@
 #' 
 #' Set information of an xgb.DMatrix object
 #' 
+#' It can be one of the following:
+#' 
+#' \itemize{
+#'     \item \code{label}
+#'     \item \code{weight}
+#'     \item \code{base_margin}
+#'     \item \code{group}
+#' }
+#' 
 #' @examples
 #' data(agaricus.train, package='xgboost')
 #' train <- agaricus.train

R-package/man/getinfo.Rd

@@ -11,7 +11,7 @@ getinfo(object, ...)
 \S4method{getinfo}{xgb.DMatrix}(object, name)
 }
 \arguments{
-\item{object}{Object of class "xgb.DMatrix"}
+\item{object}{Object of class \code{xgb.DMatrix}}
 
 \item{...}{other parameters}
 
@@ -20,6 +20,16 @@ getinfo(object, ...)
 \description{
 Get information of an xgb.DMatrix object
 }
+\details{
+The information can be one of the following:
+
+\itemize{
+    \item \code{label}
+    \item \code{weight}
+    \item \code{base_margin}
+    \item \code{nrow}
+}
+}
 \examples{
 data(agaricus.train, package='xgboost')
 train <- agaricus.train

R-package/man/setinfo.Rd

@@ -22,6 +22,16 @@ setinfo(object, ...)
 \description{
 Set information of an xgb.DMatrix object
 }
+\details{
+It can be one of the following:
+
+\itemize{
+    \item \code{label}
+    \item \code{weight}
+    \item \code{base_margin}
+    \item \code{group}
+}
+}
 \examples{
 data(agaricus.train, package='xgboost')
 train <- agaricus.train