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  1. Spark
  2. SPARK-13952

spark.ml GBT algs need to use random seed

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Details

    • Bug
    • Status: Resolved
    • Minor
    • Resolution: Fixed
    • None
    • 2.0.0
    • ML
    • None

    Description

      SPARK-12379 copied the GBT implementation from spark.mllib to spark.ml. There was one bug I found: The random seed is not used. A reasonable fix will be to use the original seed to generate a new seed for each tree trained.

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        Issue Links

          Is contained by

          Umbrella - An overarching type made of sub-tasks SPARK-14047 GBT improvement umbrella

          • Major - Major loss of function.
          • Resolved
          is duplicated by

          Improvement - An improvement or enhancement to an existing feature or task. SPARK-4607 Add random seed to GBTClassifier, GBTRegressor

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Resolved
          is related to

          Sub-task - The sub-task of the issue SPARK-12379 Copy GBT implementation to spark.ml

          • Major - Major loss of function.
          • Resolved
          relates to

          Improvement - An improvement or enhancement to an existing feature or task. SPARK-14107 PySpark spark.ml GBT algs need seed Param

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Resolved
          links to

          Pull request #11903 [Github] Pull Request #11903 (sethah)

          Activity

            People

              sethah Seth Hendrickson
              josephkb Joseph K. Bradley
              Joseph K. Bradley Joseph K. Bradley
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              Dates

                Created:
                Updated:
                Resolved: