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[SPARK-10668] [ML] Use WeightedLeastSquares in LinearRegression with L…
…2 regularization if the number of features is small Author: lewuathe <lewuathe@me.com> Author: Lewuathe <sasaki@treasure-data.com> Author: Kai Sasaki <sasaki@treasure-data.com> Author: Lewuathe <lewuathe@me.com> Closes #8884 from Lewuathe/SPARK-10668.
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- R/pkg/R/mllib.R 3 additions, 2 deletionsR/pkg/R/mllib.R
- R/pkg/inst/tests/test_mllib.R 1 addition, 1 deletionR/pkg/inst/tests/test_mllib.R
- mllib/src/main/scala/org/apache/spark/ml/param/shared/SharedParamsCodeGen.scala 3 additions, 1 deletion...rg/apache/spark/ml/param/shared/SharedParamsCodeGen.scala
- mllib/src/main/scala/org/apache/spark/ml/param/shared/sharedParams.scala 17 additions, 0 deletions...scala/org/apache/spark/ml/param/shared/sharedParams.scala
- mllib/src/main/scala/org/apache/spark/ml/r/SparkRWrappers.scala 3 additions, 1 deletion...src/main/scala/org/apache/spark/ml/r/SparkRWrappers.scala
- mllib/src/main/scala/org/apache/spark/ml/regression/LinearRegression.scala 47 additions, 3 deletions...ala/org/apache/spark/ml/regression/LinearRegression.scala
- mllib/src/test/java/org/apache/spark/ml/regression/JavaLinearRegressionSuite.java 2 additions, 1 deletion...apache/spark/ml/regression/JavaLinearRegressionSuite.java
- mllib/src/test/scala/org/apache/spark/ml/regression/LinearRegressionSuite.scala 562 additions, 483 deletions...rg/apache/spark/ml/regression/LinearRegressionSuite.scala
- mllib/src/test/scala/org/apache/spark/ml/tuning/CrossValidatorSuite.scala 1 addition, 1 deletion...cala/org/apache/spark/ml/tuning/CrossValidatorSuite.scala
- mllib/src/test/scala/org/apache/spark/ml/tuning/TrainValidationSplitSuite.scala 1 addition, 1 deletion...rg/apache/spark/ml/tuning/TrainValidationSplitSuite.scala
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