Github user tillrohrmann commented on a diff in the pull request:
https://github.com/apache/flink/pull/871#discussion_r34132140
--- Diff:
flink-staging/flink-ml/src/main/scala/org/apache/flink/ml/pipeline/Predictor.scala
---
@@ -172,9 +198,42 @@ object Predictor {
}
}
}
+
+ /** [[EvaluateDataSetOperation]] which takes a [[PredictOperation]] to
calculate a tuple
+ * of true label value and predicted label value, when provided with a
DataSet of
+ * [[LabeledVector]].
+ *
+ * @param predictOperation An implicit PredictOperation that takes a
Flink Vector and returns
+ * a Double
+ * @tparam Instance The [[Predictor]] instance that calls the function
+ * @tparam Model The model that the calling [[Predictor]] uses for
predictions
+ * @return An EvaluateDataSetOperation for LabeledVector
+ */
+ implicit def LabeledVectorEvaluateDataSetOperation[
+ Instance <: Predictor[Instance],
+ Model](
--- End diff --
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