Github user feynmanliang commented on a diff in the pull request:
https://github.com/apache/spark/pull/7705#discussion_r35791645
--- Diff:
mllib/src/main/scala/org/apache/spark/mllib/clustering/LDAModel.scala ---
@@ -546,32 +688,41 @@ object DistributedLDAModel extends
Loader[DistributedLDAModel] {
implicit val formats = DefaultFormats
val expectedK = (metadata \ "k").extract[Int]
val vocabSize = (metadata \ "vocabSize").extract[Int]
- val docConcentration = (metadata \ "docConcentration").extract[Double]
+ val docConcentration =
+ Vectors.dense((metadata \
"docConcentration").extract[Seq[Double]].toArray)
val topicConcentration = (metadata \
"topicConcentration").extract[Double]
val iterationTimes = (metadata \ "iterationTimes").extract[Seq[Double]]
+ val gammaShape = (metadata \ "gammaShape").extract[Double]
val classNameV1_0 = SaveLoadV1_0.classNameV1_0
val model = (loadedClassName, loadedVersion) match {
case (className, "1.0") if className == classNameV1_0 => {
DistributedLDAModel.SaveLoadV1_0.load(
- sc, path, vocabSize, docConcentration, topicConcentration,
iterationTimes.toArray)
+ sc,
--- End diff --
OK
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