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From "Alessandro Presta (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (GIRAPH-753) Efficient dense matrix aggregators
Date Wed, 11 Sep 2013 23:43:51 GMT

     [ https://issues.apache.org/jira/browse/GIRAPH-753?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Alessandro Presta resolved GIRAPH-753.
--------------------------------------

    Resolution: Fixed
    
> Efficient dense matrix aggregators
> ----------------------------------
>
>                 Key: GIRAPH-753
>                 URL: https://issues.apache.org/jira/browse/GIRAPH-753
>             Project: Giraph
>          Issue Type: New Feature
>            Reporter: Herald Kllapi
>         Attachments: GIRAPH-753.patch, GIRAPH-753-r2.patch, GIRAPH-753-r3.patch, GIRAPH-753-r4.patch,
GIRAPH-753-r5.patch
>
>
> In applications where a matrix is needed, is not efficient to have an aggregator per
entry. This update provides the same functionality with an aggregator per matrix row. This
implementation uses an array per row and is efficient when the matrices are dense.

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