Github user shubhamchopra commented on a diff in the pull request: https://github.com/apache/spark/pull/17673#discussion_r143528339 --- Diff: mllib/src/main/scala/org/apache/spark/ml/feature/Word2Vec.scala --- @@ -171,20 +210,46 @@ final class Word2Vec @Since("1.4.0") ( @Since("2.0.0") def setMaxSentenceLength(value: Int): this.type = set(maxSentenceLength, value) + /** @group setParam */ + @Since("2.2.0") + val solvers = Set("sg-hs", "cbow-ns") + def setSolver(value: String): this.type = { + require(solvers.contains(value), + s"Solver $value was not supported. Supported options: ${solvers.mkString(", ")}") + set(solver, value) + } + setDefault(solver -> "sg-hs") + + /** @group setParam */ + @Since("2.2.0") + def setNegativeSamples(value: Int): this.type = set(negativeSamples, value) + + /** @group setParam */ + @Since("2.2.0") + def setMaxUnigramTableSize(value: Int): this.type = set(unigramTableSize, value) --- End diff -- Done
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