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Posted to issues@spark.apache.org by "Sean Owen (JIRA)" <ji...@apache.org> on 2019/05/09 13:49:00 UTC
[jira] [Resolved] (SPARK-27540) Add 'meanAveragePrecision_at_k'
metric to RankingMetrics
[ https://issues.apache.org/jira/browse/SPARK-27540?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sean Owen resolved SPARK-27540.
-------------------------------
Resolution: Fixed
Fix Version/s: 3.1.0
Issue resolved by pull request 24543
[https://github.com/apache/spark/pull/24543]
> Add 'meanAveragePrecision_at_k' metric to RankingMetrics
> --------------------------------------------------------
>
> Key: SPARK-27540
> URL: https://issues.apache.org/jira/browse/SPARK-27540
> Project: Spark
> Issue Type: New Feature
> Components: MLlib
> Affects Versions: 2.4.1
> Reporter: Pham Nguyen Tuan Anh
> Assignee: Tarush Grover
> Priority: Minor
> Fix For: 3.1.0
>
>
> Sometimes, we only focus on MAP of top-k results.
> This ticket adds MAP@k to RankingMetrics, besides existing MAP.
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