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https://issues.apache.org/jira/browse/MAHOUT-1299?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13724975#comment-13724975
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Ted Dunning commented on MAHOUT-1299:
-------------------------------------
Ultimate performance for dense matrix products requires multiple levels of
block decomposition to make good use of cache levels and registers.
The sparse matrices we deal with mostly shouldn't require so much
sophistication.
> Add optimized versions of timesLeft(), timesRight() to
> SparseRow~,SparseColMatrices
> -----------------------------------------------------------------------------------
>
> Key: MAHOUT-1299
> URL: https://issues.apache.org/jira/browse/MAHOUT-1299
> Project: Mahout
> Issue Type: New Feature
> Affects Versions: 0.8
> Reporter: Dmitriy Lyubimov
> Assignee: Dmitriy Lyubimov
> Priority: Minor
> Fix For: 0.9
>
>
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