Github user holdenk commented on a diff in the pull request:
https://github.com/apache/spark/pull/17494#discussion_r109538556
--- Diff: mllib/src/main/scala/org/apache/spark/ml/stat/Correlation.scala
---
@@ -56,7 +56,7 @@ object Correlation {
* Here is how to access the correlation coefficient:
* {{{
* val data: Dataset[Vector] = ...
- * val Row(coeff: Matrix) = Statistics.corr(data, "value").head
+ * val Row(coeff: Matrix) = Correlation.corr(data, "value").head
* // coeff now contains the Pearson correlation matrix.
* }}}
*
--- End diff --
Also since we are here as well, there is a reference to input RDD up above
in the docstring.
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