yuhao yang created SPARK-22210:
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Summary: Online LDA variationalTopicInference should use random
seed to have stable behavior
Key: SPARK-22210
URL: https://issues.apache.org/jira/browse/SPARK-22210
Project: Spark
Issue Type: Improvement
Components: ML
Affects Versions: 2.2.0
Reporter: yuhao yang
Priority: Minor
https://github.com/apache/spark/blob/16fab6b0ef3dcb33f92df30e17680922ad5fb672/mllib/src/main/scala/org/apache/spark/mllib/clustering/LDAOptimizer.scala#L582
Gamma distribution should use random seed to have consistent behavior.
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