Update Word2Vec.scala

Author: ganonp

mllib/src/main/scala/org/apache/spark/mllib/feature/Word2Vec.scala

@@ -122,10 +122,12 @@ class Word2Vec extends Serializable with Logging {
   /** context words from [-window, window] */
   private val window = 5
 
-  /** minimum frequency to consider a vocabulary word */
+  /** The minimum number of times a token must occur in the training corpus to be 
+    * included in the word2vec model (default: 5). 
+    */
   private var minCount = 5
 
-  /** Sets the minimum frequency a token must appear to be included in the word2vec model's 
+  /** Sets minCount, the minimum number of times a token must appear to be included in the word2vec model's 
     * vocabulary (default: 5).
     */
   def setMinCount(minCount: Int): this.type = {