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https://issues.apache.org/jira/browse/HIVEMALL-80?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16072916#comment-16072916
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Takuya Kitazawa commented on HIVEMALL-80:
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[~uhyonc] Ack! You are right. Since NDCG supports both binary and graded
response, struct type should be allowed; I've mistakenly deleted the line.
Could you reopen this issue and fix the line?
> Fix evaluation UDAFs incorrect lines
> ------------------------------------
>
> Key: HIVEMALL-80
> URL: https://issues.apache.org/jira/browse/HIVEMALL-80
> Project: Hivemall
> Issue Type: Bug
> Reporter: Takuya Kitazawa
> Assignee: Takuya Kitazawa
> Priority: Minor
>
> - `typeInfo[0]` should not be struct
> - wrong exception message for `typeInfo[1]`
> https://github.com/apache/incubator-hivemall/blob/72d6a629f972abc2f38c63d20fe5c978618f8bf8/core/src/main/java/hivemall/evaluation/NDCGUDAF.java#L67-L76
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