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https://issues.apache.org/jira/browse/MAHOUT-1922?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15852596#comment-15852596
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ASF GitHub Bot commented on MAHOUT-1922:
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GitHub user rawkintrevo opened a pull request:
https://github.com/apache/mahout/pull/275
MAHOUT-1922 Propagate cacheHint in dspca
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/rawkintrevo/mahout mahout-1922
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/mahout/pull/275.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #275
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> 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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