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Posted to issues@spark.apache.org by "zhengruifeng (Jira)" <ji...@apache.org> on 2019/10/16 07:52:00 UTC

[jira] [Created] (SPARK-29489) ml.evaluation support log-loss

zhengruifeng created SPARK-29489:
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             Summary: ml.evaluation support log-loss
                 Key: SPARK-29489
                 URL: https://issues.apache.org/jira/browse/SPARK-29489
             Project: Spark
          Issue Type: New Feature
          Components: ML, PySpark
    Affects Versions: 3.0.0
            Reporter: zhengruifeng


{color:#5a6e5a}log-loss (aka logistic loss or cross-entropy loss) is one of the most widely used metrics in classification tasks. It is already impled in famous libraries like sklearn.
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{color:#5a6e5a}However, it is missing so far.
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