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Posted to issues@spark.apache.org by "Xiangrui Meng (JIRA)" <ji...@apache.org> on 2015/08/12 23:32:45 UTC
[jira] [Updated] (SPARK-9903) Skip local processing in PrefixSpan
if there are no small prefixes
[ https://issues.apache.org/jira/browse/SPARK-9903?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Xiangrui Meng updated SPARK-9903:
---------------------------------
Shepherd: Feynman Liang
> 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: Xiangrui Meng
>
> 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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