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From "Sean R. Owen (Jira)" <j...@apache.org>
Subject [jira] [Commented] (SPARK-30377) Make Regressors extend abstract class Regressor
Date Sun, 29 Dec 2019 14:10:00 GMT

    [ https://issues.apache.org/jira/browse/SPARK-30377?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17004793#comment-17004793
] 

Sean R. Owen commented on SPARK-30377:
--------------------------------------

It seems logical; what would the API difference be?

> Make Regressors extend abstract class Regressor
> -----------------------------------------------
>
>                 Key: SPARK-30377
>                 URL: https://issues.apache.org/jira/browse/SPARK-30377
>             Project: Spark
>          Issue Type: Improvement
>          Components: ML
>    Affects Versions: 3.0.0
>            Reporter: zhengruifeng
>            Priority: Major
>
> Just found that  {{AFTSurvivalRegression}} , {{DecisionTreeRegressor}}, {{FMRegressor}},
{{GBTRegressor}}, {{RandomForestRegressor}} directly extend {{Predictor}}
>  
> Only {{GeneralizedLinearRegression}} and {{LinearRegression now extend Regressor.}}

>  
>  



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