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Posted to issues@systemml.apache.org by "Matthias Boehm (JIRA)" <ji...@apache.org> on 2018/03/08 03:06:00 UTC
[jira] [Closed] (SYSTEMML-2174) Ultra-sparse cpmm empty block
pruning
[ https://issues.apache.org/jira/browse/SYSTEMML-2174?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Matthias Boehm closed SYSTEMML-2174.
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> Ultra-sparse cpmm empty block pruning
> -------------------------------------
>
> Key: SYSTEMML-2174
> URL: https://issues.apache.org/jira/browse/SYSTEMML-2174
> Project: SystemML
> Issue Type: Sub-task
> Reporter: Matthias Boehm
> Assignee: Matthias Boehm
> Priority: Major
> Fix For: SystemML 1.1
>
>
> For spark cpmm instructions with a single output block, we should prune empty blocks before the join and before aggregation.
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