Github user MechCoder commented on a diff in the pull request: https://github.com/apache/spark/pull/5467#discussion_r28811099 --- Diff: mllib/src/main/scala/org/apache/spark/mllib/feature/Word2Vec.scala --- @@ -429,7 +429,25 @@ class Word2Vec extends Serializable with Logging { */ @Experimental class Word2VecModel private[mllib] ( - private val model: Map[String, Array[Float]]) extends Serializable with Saveable { + model: Map[String, Array[Float]]) extends Serializable with Saveable { + + // Maintain a ordered list of words based on the index in the initial model. + private val wordList: Array[String] = model.keys.toArray --- End diff -- Where do I need to write this? As a comment?
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