srowen commented on issue #23751: [SPARK-26852][PYTHON] Add absolute transform to CrossValidator URL: https://github.com/apache/spark/pull/23751#issuecomment-462892537 In that case aren't you returning MAE = mean absolute error? You don't want to average the errors, but their magnitude -- or else large errors would cancel out and look 'good'. Those are nonnegative so the smallest MAE is also the one closest to 0.
---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected] With regards, Apache Git Services --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
