Github user dbtsai commented on a diff in the pull request:
https://github.com/apache/spark/pull/10384#discussion_r48239336
--- Diff:
mllib/src/main/scala/org/apache/spark/mllib/evaluation/RegressionMetrics.scala
---
@@ -23,15 +23,23 @@ import org.apache.spark.Logging
import org.apache.spark.mllib.linalg.Vectors
import org.apache.spark.mllib.stat.{MultivariateStatisticalSummary,
MultivariateOnlineSummarizer}
import org.apache.spark.sql.DataFrame
-
/**
* Evaluator for regression.
*
- * @param predictionAndObservations an RDD of (prediction, observation)
pairs.
+ * @param predictionAndObservations an RDD of (prediction, observation)
pairs,
+ * @param regThroughOrigin true if intercept is not included in linear
regression model
*/
@Since("1.2.0")
class RegressionMetrics @Since("1.2.0") (
- predictionAndObservations: RDD[(Double, Double)]) extends Logging {
+ predictionAndObservations: RDD[(Double, Double)], regThroughOrigin:
Boolean)
+ extends Logging {
+
+ /**
+ * @param predictionAndObservations an RDD with two double columns:
+ * prediction and observation
--- End diff --
Should we copy the original scala doc, ie, `an RDD of (prediction,
observation) pairs.`
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