Github user junyangq commented on a diff in the pull request: https://github.com/apache/spark/pull/14856#discussion_r76844264 --- Diff: R/pkg/inst/tests/testthat/test_mllib.R --- @@ -99,6 +99,10 @@ test_that("spark.glm summary", { expect_match(out[2], "Deviance Residuals:") expect_true(any(grepl("AIC: 59.22", out))) + # Test spark.glm works with regularization parameter + regStats <- summary(spark.glm(training, Sepal_Width ~ Sepal_Length + Species, regParam = 0.3)) + expect_equal(regStats$aic, 136.7, tolerance = 1e-3) --- End diff -- I remember it should match the result of `glmnet`? Perhaps you can try the same example there or take a look at https://github.com/apache/spark/blob/master/mllib/src/test/scala/org/apache/spark/ml/regression/GeneralizedLinearRegressionSuite.scala#L307
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