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Posted to issues@spark.apache.org by "Nick Pentreath (JIRA)" <ji...@apache.org> on 2017/05/09 07:42:04 UTC
[jira] [Assigned] (SPARK-20677) Clean up ALS recommend all
improvement code.
[ https://issues.apache.org/jira/browse/SPARK-20677?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Nick Pentreath reassigned SPARK-20677:
--------------------------------------
Assignee: Nick Pentreath
> Clean up ALS recommend all improvement code.
> ---------------------------------------------
>
> Key: SPARK-20677
> URL: https://issues.apache.org/jira/browse/SPARK-20677
> Project: Spark
> Issue Type: Improvement
> Components: ML, MLlib
> Affects Versions: 2.2.0
> Reporter: Nick Pentreath
> Assignee: Nick Pentreath
> Priority: Minor
>
> SPARK-11968 and SPARK-20587 added performance improvements to the "recommend all" methods of {{ALS}}. This JIRA tracks a few clean ups as follow up:
> # Force use F2jBLAS {{dot}} instead of the hand-written version
> # (Potentially) clean up iterator code for priority queue
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