apache/spark — pull request #3808 by dbtsai (2014-12-26 08:45:37+00:00)
Title: [SPARK-4972][MLlib] Updated the scala doc for lasso and ridge regression for the change of LeastSquaresGradient

In #SPARK-4907, we added factor of 2 into the LeastSquaresGradient. We updated the scala doc for lasso and ridge regression here.