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Posted to issues@hivemall.apache.org by "Dharmik Thakkar (Jira)" <ji...@apache.org> on 2019/11/21 17:09:00 UTC
[jira] [Commented] (HIVEMALL-280) Support lift/confidence/support
UDF
[ https://issues.apache.org/jira/browse/HIVEMALL-280?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16979429#comment-16979429 ]
Dharmik Thakkar commented on HIVEMALL-280:
------------------------------------------
[~myui] Can I work on this?
> Support lift/confidence/support UDF
> -----------------------------------
>
> Key: HIVEMALL-280
> URL: https://issues.apache.org/jira/browse/HIVEMALL-280
> Project: Hivemall
> Issue Type: New Feature
> Reporter: Makoto Yui
> Priority: Minor
>
> Support lift/confidence/support UDAF
> [https://en.wikipedia.org/wiki/Lift_(data_mining])
> [https://towardsdatascience.com/a-gentle-introduction-on-market-basket-analysis-association-rules-fa4b986a40ce]
> [https://medium.com/@samratjain/explained-market-basket-analysis-using-sql-a7434f30e649
> ]
> {code:java}
> select
> item, other_item,
> lift(...) as lift,
> confidence (....) as confidence
> from
> transaction
> group by
> 1, 2{code}
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