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https://issues.apache.org/jira/browse/GIRAPH-191?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13279092#comment-13279092
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Sebastian Schelter commented on GIRAPH-191:
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I meant the code in the patch, sry.


                
> Random Walks on Graphs
> ----------------------
>
>                 Key: GIRAPH-191
>                 URL: https://issues.apache.org/jira/browse/GIRAPH-191
>             Project: Giraph
>          Issue Type: New Feature
>          Components: examples
>    Affects Versions: 0.2.0
>            Reporter: Gianmarco De Francisci Morales
>         Attachments: GIRAPH-191-1.patch, GIRAPH-191.patch
>
>
> Implementing RWR on Giraph should be a very simple modification of the 
> SimplePageRankVertex code.
> {code}
> if ( myID == sourceID )
>       DoubleWritable vertexValue = new DoubleWritable((0.15f + 0.85f * sum);
> else
>       DoubleWritable vertexValue = new DoubleWritable(0.85f * sum);
> {code}
> It would be nice to make it as configurable as possible by using parametric 
> damping factors, preference vectors, strongly preferential, etc...
> More or less along these lines:
> http://law.dsi.unimi.it/software/docs/it/unimi/dsi/law/rank/PageRank.html

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