Github user mengxr commented on a diff in the pull request:
https://github.com/apache/spark/pull/8836#discussion_r40125943
--- Diff:
mllib/src/test/scala/org/apache/spark/ml/regression/AFTSurvivalRegressionSuite.scala
---
@@ -302,7 +320,44 @@ class AFTSurvivalRegressionSuite extends SparkFunSuite
with MLlibTestSparkContex
model.setQuantileProbabilities(quantileProbabilities)
assert(model.predictQuantiles(features) ~== quantilePredictR relTol
1E-3)
- model.transform(datasetMultivariate).select("features",
"prediction").collect().foreach {
+ model.setQuantilesCol("quantiles")
+ model.transform(datasetMultivariate).select("features", "prediction",
"quantiles")
+ .collect().foreach {
+ case Row(features: DenseVector, prediction1: Double,
predictionQuantiles1: Vector) =>
+ val lambda = math.exp(BLAS.dot(model.coefficients, features) +
model.intercept)
--- End diff --
Ditto.
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