Github user jkbradley commented on a diff in the pull request:
https://github.com/apache/spark/pull/8077#discussion_r36688689
--- Diff: mllib/src/main/scala/org/apache/spark/mllib/clustering/LDA.scala
---
@@ -79,7 +79,22 @@ class LDA private (
*
* This is the parameter to a Dirichlet distribution.
*/
- def getDocConcentration: Vector = this.docConcentration
+ def getAsymmetricDocConcentration: Vector = this.docConcentration
+
+ /**
+ * Gets the concentration parameter, assuming the document-topic
Dirichlet distribution is
--- End diff --
Copy doc here:
> Concentration parameter (commonly named "alpha") for the prior placed on
documents' distributions over topics ("theta").
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