[jira] [Commented] (SPARK-12230) WeightedLeastSquares.fit() should handle division by zero properly if standard deviation of target variable is zero.
[ https://issues.apache.org/jira/browse/SPARK-12230?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15056360#comment-15056360 ] Apache Spark commented on SPARK-12230: -- User 'iyounus' has created a pull request for this issue: https://github.com/apache/spark/pull/10274 > WeightedLeastSquares.fit() should handle division by zero properly if > standard deviation of target variable is zero. > > > Key: SPARK-12230 > URL: https://issues.apache.org/jira/browse/SPARK-12230 > Project: Spark > Issue Type: Bug > Components: ML >Reporter: Imran Younus >Priority: Trivial > > This is a TODO in WeightedLeastSquares.fit() method. If the standard > deviation of the target variablel is zero, then the regression is > meaningless. I think the fit() method should inform the user and exit nicely. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
[jira] [Commented] (SPARK-12230) WeightedLeastSquares.fit() should handle division by zero properly if standard deviation of target variable is zero.
[ https://issues.apache.org/jira/browse/SPARK-12230?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15047985#comment-15047985 ] Imran Younus commented on SPARK-12230: -- I can work on this. > WeightedLeastSquares.fit() should handle division by zero properly if > standard deviation of target variable is zero. > > > Key: SPARK-12230 > URL: https://issues.apache.org/jira/browse/SPARK-12230 > Project: Spark > Issue Type: Bug > Components: ML >Reporter: Imran Younus >Priority: Trivial > > This is a TODO in WeightedLeastSquares.fit() method. If the standard > deviation of the target variablel is zero, then the regression is > meaningless. I think the fit() method should inform the user and exit nicely. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org