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https://issues.apache.org/jira/browse/SPARK-8999?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiangrui Meng updated SPARK-8999:
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Description: In SPARK-6487, we assume that all items are ordered. However,
we should support non-temporal sequences in PrefixSpan.
> Support non-temporal sequence in PrefixSpan
> -------------------------------------------
>
> Key: SPARK-8999
> URL: https://issues.apache.org/jira/browse/SPARK-8999
> Project: Spark
> Issue Type: Improvement
> Components: MLlib
> Affects Versions: 1.5.0
> Reporter: Xiangrui Meng
> Priority: Critical
>
> In SPARK-6487, we assume that all items are ordered. However, we should
> support non-temporal sequences in PrefixSpan.
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