Github user holdenk commented on a diff in the pull request:
https://github.com/apache/spark/pull/7963#discussion_r82471959
--- Diff: docs/mllib-dimensionality-reduction.md ---
@@ -125,6 +144,29 @@ Refer to the [`RowMatrix` Java
docs](api/java/org/apache/spark/mllib/linalg/dist
{% include_example
java/org/apache/spark/examples/mllib/JavaPCAExample.java %}
</div>
+
+<div data-lang="python" markdown="1">
+
+The following code demonstrates how to compute principal components on a
`RowMatrix`
+and use them to project the vectors into a low-dimensional space.
+
+{% highlight python %}
--- End diff --
Same as above
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