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https://issues.apache.org/jira/browse/SPARK-7222?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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DB Tsai updated SPARK-7222:
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Issue Type: Improvement (was: Documentation)
> Added mathematical derivation in comment and compressed the model to
> LinearRegression with ElasticNet
> -----------------------------------------------------------------------------------------------------
>
> Key: SPARK-7222
> URL: https://issues.apache.org/jira/browse/SPARK-7222
> Project: Spark
> Issue Type: Improvement
> Components: ML
> Reporter: DB Tsai
>
> Added detailed mathematical derivation of how scaling and
> LeastSquaresAggregator work. Also refactored the code. TODO: Add test that
> fail the test when the correction terms are not correctly computed.
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