yunfengzhou-hub commented on a change in pull request #70:
URL: https://github.com/apache/flink-ml/pull/70#discussion_r836067127



##########
File path: 
flink-ml-lib/src/test/java/org/apache/flink/ml/clustering/KMeansTest.java
##########
@@ -177,11 +177,20 @@ public void testFewerDistinctPointsThanCluster() {
         KMeans kmeans = new KMeans().setK(2);
         KMeansModel model = kmeans.fit(input);
         Table output = model.transform(input)[0];
-        List<Set<DenseVector>> expectedGroups =
-                
Collections.singletonList(Collections.singleton(Vectors.dense(0.0, 0.1)));
-        List<Set<DenseVector>> actualGroups =
-                executeAndCollect(output, kmeans.getFeaturesCol(), 
kmeans.getPredictionCol());
-        assertTrue(CollectionUtils.isEqualCollection(expectedGroups, 
actualGroups));
+
+        try {

Review comment:
       OK. I'll change `K`'s description to `"The max number of clusters to 
create."`.




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