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https://issues.apache.org/jira/browse/SPARK-19535?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Joseph K. Bradley resolved SPARK-19535.
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Resolution: Fixed
Fix Version/s: 2.2.0
Issue resolved by pull request 17090
[https://github.com/apache/spark/pull/17090]
> ALSModel recommendAll analogs
> -----------------------------
>
> Key: SPARK-19535
> URL: https://issues.apache.org/jira/browse/SPARK-19535
> Project: Spark
> Issue Type: New Feature
> Components: ML
> Affects Versions: 2.2.0
> Reporter: Joseph K. Bradley
> Assignee: Sue Ann Hong
> Fix For: 2.2.0
>
>
> Add methods analogous to the spark.mllib MatrixFactorizationModel methods
> recommendProductsForUsers/UsersForProducts.
> The initial implementation should be very simple, using DataFrame joins.
> Future work can add optimizations.
> I recommend naming them:
> * recommendForAllUsers
> * recommendForAllItems
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