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Posted to issues@spark.apache.org by "Ruifeng Zheng (Jira)" <ji...@apache.org> on 2026/08/03 08:12:00 UTC

[jira] [Resolved] (SPARK-58471) Improve TrainValidationSplitModel size estimation

     [ https://issues.apache.org/jira/browse/SPARK-58471?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ruifeng Zheng resolved SPARK-58471.
-----------------------------------
    Fix Version/s: 4.3.0
       Resolution: Fixed

Issue resolved by pull request 57674
[https://github.com/apache/spark/pull/57674]

> Improve TrainValidationSplitModel size estimation
> -------------------------------------------------
>
>                 Key: SPARK-58471
>                 URL: https://issues.apache.org/jira/browse/SPARK-58471
>             Project: Spark
>          Issue Type: Sub-task
>          Components: Connect, ML
>    Affects Versions: 5.0.0
>            Reporter: Ruifeng Zheng
>            Assignee: Ruifeng Zheng
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 4.3.0
>
>
> Apply the parameter-aware model size estimation used by CrossValidatorModel to TrainValidationSplitModel. Exclude retained tuning params that may reference shared runtime state, and explicitly account for the best model, validation metrics, and collected submodels.



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