[jira] [Created] (SPARK-11187) Add Newton-Raphson Step per Tree to GBDT Implementation

[Joseph Babcock (JIRA)]

Joseph Babcock created SPARK-11187:
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             Summary: Add Newton-Raphson Step per Tree to GBDT Implementation
                 Key: SPARK-11187
                 URL: https://issues.apache.org/jira/browse/SPARK-11187
             Project: Spark
          Issue Type: Sub-task
          Components: MLlib
    Affects Versions: 1.5.1
            Reporter: Joseph Babcock






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