DB Tsai created SPARK-7222:
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Summary: Added mathematical derivation in comment to
LinearRegression with ElasticNet
Key: SPARK-7222
URL: https://issues.apache.org/jira/browse/SPARK-7222
Project: Spark
Issue Type: Documentation
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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