### Question:
Word2VecUtils { public static float[] getWordVector(String word) { return w2v.getWordVector(word.toLowerCase()); } private  Word2VecUtils(); static float[] getWordVector(String word); static int getClass(String word);  }### Answer:
@Test public void test() { assertNotNull(Word2VecUtils.getWordVector("brain")); assertNotNull(Word2VecUtils.getWordVector("thalamic")); }