Github user asfgit closed the pull request at:
https://github.com/apache/spark/pull/19685
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Github user WeichenXu123 commented on a diff in the pull request:
https://github.com/apache/spark/pull/19685#discussion_r149554146
--- Diff: mllib/src/main/scala/org/apache/spark/ml/recommendation/ALS.scala
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@@ -289,9 +289,11 @@ class ALSModel private[ml] (
private
GitHub user mgaido91 opened a pull request:
https://github.com/apache/spark/pull/19685
[SPARK-19759][ML] not using blas in ALSModel.predict for optimization
## What changes were proposed in this pull request?
In `ALS.predict` currently we are using `blas.sdot` function to
