Github user srowen commented on a diff in the pull request: https://github.com/apache/spark/pull/23146#discussion_r237888585 --- Diff: mllib/src/main/scala/org/apache/spark/ml/classification/LogisticRegression.scala --- @@ -250,6 +250,66 @@ private[classification] trait LogisticRegressionParams extends ProbabilisticClas isSet(lowerBoundsOnIntercepts) || isSet(upperBoundsOnIntercepts) } + /** + * The prior multivariate mean (coefficients) for Maximum A Posteriori (MAP) optimization. + * Default is none. + * + * @group expertParam */ + @Since("2.4.0") --- End diff -- This would have to be 3.0.0
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