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https://issues.apache.org/jira/browse/HAMA-171?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Edward J. Yoon updated HAMA-171:
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Status: Patch Available (was: In Progress)
Running patch through hudson
> Find the maximum absolute row sum using MapReduce
> -------------------------------------------------
>
> Key: HAMA-171
> URL: https://issues.apache.org/jira/browse/HAMA-171
> Project: Hama
> Issue Type: Sub-task
> Components: implementation
> Affects Versions: 0.1.0
> Reporter: Edward J. Yoon
> Assignee: Edward J. Yoon
> Fix For: 0.1.0
>
> Attachments: HAMA-171.patch, HAMA-171_v01.patch
>
>
>
> j=n
> The maximum absolute row sum = max ( sum | a_{i,j} | )
> 1<=i<=n j=1
> - A map task receives a row n as a key, and vector of each row as its value
> - emit (row, the sum of the absolute value of each entries)
> - Reduce task select the maximum one
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