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https://issues.apache.org/jira/browse/SPARK-3818?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14160474#comment-14160474
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Apache Spark commented on SPARK-3818:
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User 'ankurdave' has created a pull request for this issue:
https://github.com/apache/spark/pull/2679
> Graph coarsening
> ----------------
>
> Key: SPARK-3818
> URL: https://issues.apache.org/jira/browse/SPARK-3818
> Project: Spark
> Issue Type: New Feature
> Components: GraphX
> Reporter: Ankur Dave
> Assignee: Ankur Dave
>
> Listing 7 in the [GraphX OSDI
> paper|http://ankurdave.com/dl/graphx-osdi14.pdf] contains pseudocode for a
> coarsening operator that allows merging edges that satisfy an edge predicate,
> collapsing vertices connected by merged edges. GraphX should provide an
> implementation of this operator.
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