Github user felixcheung commented on a diff in the pull request:
https://github.com/apache/spark/pull/14182#discussion_r73983532
--- Diff: R/pkg/R/mllib.R ---
@@ -292,6 +299,83 @@ setMethod("summary", signature(object =
"NaiveBayesModel"),
return(list(apriori = apriori, tables = tables))
})
+#' Isotonic Regression Model
+#'
+#' Fits an Isotonic Regression model against a Spark DataFrame, similarly
to R's isoreg().
+#' Users can print, make predictions on the produced model and save the
model to the input path.
+#'
+#' @param data SparkDataFrame for training
+#' @param formula A symbolic description of the model to be fitted.
Currently only a few formula
+#' operators are supported, including '~', '.', ':', '+',
and '-'.
+#' @param isotonic Whether the output sequence should be
isotonic/increasing (true) or
--- End diff --
minor: please change these to TRUE or FALSE to match what's in R
https://stat.ethz.ch/R-manual/R-devel/library/base/html/logical.html
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