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Posted to issues@spark.apache.org by "zhengruifeng (JIRA)" <ji...@apache.org> on 2017/10/19 02:56:02 UTC

[jira] [Created] (SPARK-22309) Remove unused param in `LDAModel.getTopicDistributionMethod` & destory `nodeToFeaturesBc` in RandomForest

zhengruifeng created SPARK-22309:
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             Summary: Remove unused param in `LDAModel.getTopicDistributionMethod` & destory `nodeToFeaturesBc` in RandomForest
                 Key: SPARK-22309
                 URL: https://issues.apache.org/jira/browse/SPARK-22309
             Project: Spark
          Issue Type: Improvement
          Components: ML
    Affects Versions: 2.3.0
            Reporter: zhengruifeng
            Priority: Minor


1, Param {{sc: SparkContext}} in {{LocalLDAModel.getTopicDistributionMethod}} is redundant.
2, forgot to destory broadcasted object {{nodeToFeaturesBc}} in {{RandomForest}}



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