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https://issues.apache.org/jira/browse/SPARK-1553?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiangrui Meng updated SPARK-1553:
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Priority: Major (was: Minor)
> Support alternating nonnegative least-squares
> ---------------------------------------------
>
> Key: SPARK-1553
> URL: https://issues.apache.org/jira/browse/SPARK-1553
> Project: Spark
> Issue Type: Improvement
> Components: MLlib
> Affects Versions: 0.9.0
> Reporter: Tor Myklebust
> Assignee: Tor Myklebust
> Fix For: 1.1.0
>
>
> There's already an ALS implementation. It can be tweaked to support
> nonnegative least-squares by conditionally running a nonnegative
> least-squares solve instead of a least-squares solver.
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