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Apache Spark commented on SPARK-7015: ------------------------------------- User 'harsha2010' has created a pull request for this issue: https://github.com/apache/spark/pull/5830 > Multiclass to Binary Reduction > ------------------------------ > > Key: SPARK-7015 > URL: https://issues.apache.org/jira/browse/SPARK-7015 > Project: Spark > Issue Type: Improvement > Components: ML > Reporter: Ram Sriharsha > Assignee: Ram Sriharsha > Original Estimate: 336h > Remaining Estimate: 336h > > With the new Pipeline API, it is possible to seamlessly support machine > learning reductions as meta algorithms. > GBDT and SVM today are binary classifiers and we can implement multi class > classification as a One vs All, or All vs All (or even more sophisticated > reduction) using binary classifiers as primitives. > This JIRA is to track the creation of a reduction API for multi class > classification. -- 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