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https://issues.apache.org/jira/browse/SPARK-9903?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Apache Spark reassigned SPARK-9903:
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Assignee: Apache Spark (was: Xiangrui Meng)
> Skip local processing in PrefixSpan if there are no small prefixes
> ------------------------------------------------------------------
>
> Key: SPARK-9903
> URL: https://issues.apache.org/jira/browse/SPARK-9903
> Project: Spark
> Issue Type: Improvement
> Components: MLlib
> Affects Versions: 1.5.0
> Reporter: Xiangrui Meng
> Assignee: Apache Spark
>
> There exists a chance that the prefixes keep growing to the maximum pattern
> length. Then the final local processing step becomes unnecessary.
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