Andrew MacKinlay created SPARK-19234: ----------------------------------------
Summary: AFTSurvivalRegression chokes silently or with confusing errors when any labels are zero Key: SPARK-19234 URL: https://issues.apache.org/jira/browse/SPARK-19234 Project: Spark Issue Type: Bug Components: ML Affects Versions: 2.1.0 Environment: spark-shell or pyspark Reporter: Andrew MacKinlay If you try and use AFTSurvivalRegression and any label in your input data is 0.0, you get coefficients of 0.0 returned, and in many cases, errors like this: {{17/01/16 15:10:50 ERROR StrongWolfeLineSearch: Encountered bad values in function evaluation. Decreasing step size to NaN}} -- 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