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https://issues.apache.org/jira/browse/MAHOUT-1922?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15855270#comment-15855270
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ASF GitHub Bot commented on MAHOUT-1922:
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Github user asfgit closed the pull request at:
https://github.com/apache/mahout/pull/275
> DSPCA Propagates cache hint
> ---------------------------
>
> Key: MAHOUT-1922
> URL: https://issues.apache.org/jira/browse/MAHOUT-1922
> Project: Mahout
> Issue Type: Improvement
> Components: Math
> Affects Versions: 0.13.0
> Reporter: Trevor Grant
> Assignee: Trevor Grant
> Priority: Minor
> Labels: beginner
> Fix For: 0.13.0
>
>
> The DSPCA does lots of check pointing, but currently only the default
> checkpoint cacheHint is given.
> The user should be able to pass a checkpointing hint as this can lead to
> dramatic performance issues in some cases.
> https://github.com/apache/mahout/blob/master/math-scala/src/main/scala/org/apache/mahout/math/decompositions/DSPCA.scala
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