Github user Krimit commented on a diff in the pull request:
https://github.com/apache/spark/pull/17673#discussion_r113599047
--- Diff: mllib/src/main/scala/org/apache/spark/ml/feature/Word2Vec.scala
---
@@ -127,6 +150,11 @@ final class Word2Vec @Since("1.4.0") (
@Since("1.4.0") override val uid: String)
extends Estimator[Word2VecModel] with Word2VecBase with
DefaultParamsWritable {
+ private val batchSize = 10000
+ private val power = 0.75
+ private val maxUnigramTableSize = 100*1000*1000
+ private val unigramTableSizeFactor = 20
--- End diff --
Please add some comments describing these values. Should any of them be
tune-able?
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