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https://issues.apache.org/jira/browse/HAMA-669?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Tommaso Teofili resolved HAMA-669.
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Resolution: Fixed
Fix Version/s: 0.6.0
Assignee: Tommaso Teofili
> GD partial derivatives aggregation should use Arrays.copyOf instead of
> copying the variable
> -------------------------------------------------------------------------------------------
>
> Key: HAMA-669
> URL: https://issues.apache.org/jira/browse/HAMA-669
> Project: Hama
> Issue Type: Bug
> Components: machine learning
> Reporter: Tommaso Teofili
> Assignee: Tommaso Teofili
> Fix For: 0.6.0
>
>
> GD partial derivatives aggregation should use Arrays.copyOf instead of
> copying the variable thetaDelta in newTheta as this has a different semantic
> and effect.
> This results in sometimes different thetas on each task
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