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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2015/07/16 16:55:04 UTC
[jira] [Assigned] (SPARK-9073) spark.ml Models copy() should call
setParent when there is a parent
[ https://issues.apache.org/jira/browse/SPARK-9073?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Apache Spark reassigned SPARK-9073:
-----------------------------------
Assignee: Apache Spark
> spark.ml Models copy() should call setParent when there is a parent
> -------------------------------------------------------------------
>
> Key: SPARK-9073
> URL: https://issues.apache.org/jira/browse/SPARK-9073
> Project: Spark
> Issue Type: Bug
> Components: ML
> Affects Versions: 1.5.0
> Reporter: Joseph K. Bradley
> Assignee: Apache Spark
> Priority: Minor
>
> Examples with this mistake include:
> * [https://github.com/apache/spark/blob/9716a727fb2d11380794549039e12e53c771e120/mllib/src/main/scala/org/apache/spark/ml/classification/DecisionTreeClassifier.scala#L119]
> * [https://github.com/apache/spark/blob/9716a727fb2d11380794549039e12e53c771e120/mllib/src/main/scala/org/apache/spark/ml/recommendation/ALS.scala#L220]
> Whomever writes a PR for this JIRA should check all spark.ml Model's copy() methods and set copy's {{Model.parent}} when available. Also verify in unit tests (possibly in a standard method checking Models to share code).
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