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Nick Pentreath commented on SPARK-18341: ---------------------------------------- Just for interest - why is an error code more desirable? > Eliminate use of SingularMatrixException in WeightedLeastSquares logic > ---------------------------------------------------------------------- > > Key: SPARK-18341 > URL: https://issues.apache.org/jira/browse/SPARK-18341 > Project: Spark > Issue Type: Improvement > Components: ML > Reporter: Joseph K. Bradley > Priority: Minor > > WeightedLeastSquares uses an Exception to implement fallback logic for which > solver to use: > [https://github.com/apache/spark/blob/6f3697136aa68dc39d3ce42f43a7af554d2a3bf9/mllib/src/main/scala/org/apache/spark/ml/optim/WeightedLeastSquares.scala#L258] > We should use an error code instead of an exception. > * Note the error code should be internal, not a public API. > * We may be able to eliminate the SingularMatrixException class. -- 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