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Posted to issues@spark.apache.org by "Guoqiang Li (JIRA)" <ji...@apache.org> on 2014/11/21 07:30:35 UTC
[jira] [Created] (SPARK-4530) GradientDescent get a wrong gradient
value according to the gradient formula, which is caused by the
miniBatchSize parameter.
Guoqiang Li created SPARK-4530:
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Summary: GradientDescent get a wrong gradient value according to the gradient formula, which is caused by the miniBatchSize parameter.
Key: SPARK-4530
URL: https://issues.apache.org/jira/browse/SPARK-4530
Project: Spark
Issue Type: Bug
Components: MLlib
Affects Versions: 1.1.0, 1.0.0, 1.2.0
Reporter: Guoqiang Li
This bug is caused by {{RDD.sample}}
The number of {{RDD.sample}} returns is not fixed.
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