Github user dbtsai commented on a diff in the pull request:
https://github.com/apache/spark/pull/10788#discussion_r49962448
--- Diff:
mllib/src/main/scala/org/apache/spark/mllib/classification/LogisticRegression.scala
---
@@ -374,4 +383,82 @@ class LogisticRegressionWithLBFGS
new LogisticRegressionModel(weights, intercept, numFeatures,
numOfLinearPredictor + 1)
}
}
+
+ /**
+ * Run the algorithm with the configured parameters on an input RDD
+ * of LabeledPoint entries starting from the initial weights provided.
+ * If a known updater is used calls the ml implementation, to avoid
+ * applying a regularization penalty to the intercept, otherwise
+ * defaults to the mllib implementation. If more than two classes
+ * or feature scaling is disabled, always uses mllib implementation.
+ * If using ml implementation, uses ml code to generate initial weights.
+ */
+ override def run(input: RDD[LabeledPoint]): LogisticRegressionModel = {
+ run(input, generateInitialWeights(input), false)
+ }
+
+ /**
+ * Run the algorithm with the configured parameters on an input RDD
+ * of LabeledPoint entries starting from the initial weights provided.
+ * If a known updater is used calls the ml implementation, to avoid
+ * applying a regularization penalty to the intercept, otherwise
+ * defaults to the mllib implementation. If more than two classes
+ * or feature scaling is disabled, always uses mllib implementation.
+ * Uses user provided weights.
+ */
+ override def run(input: RDD[LabeledPoint], initialWeights: Vector):
LogisticRegressionModel = {
+ run(input, initialWeights, true)
--- End diff --
`run(input, generateInitialWeights(input), userSuppliedWeights = true)`
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastruct...@apache.org or file a JIRA ticket
with INFRA.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org
For additional commands, e-mail: reviews-h...@spark.apache.org
