1.     public void testDifferentLabels() throws Exception {
    2.         ClassPathResource resource = new ClassPathResource("/labeled");
    3.         File file = resource.getFile();
    4.         LabelAwareSentenceIterator iter = LabelAwareUimaSentenceIterator.createWithPath(file.getAbsolutePath());
    7.         ParagraphVectors vec = new ParagraphVectors.Builder()
    8.                 .minWordFrequency(1).labels(Arrays.asList("negative", "neutral","positive"))
    9.                 .layerSize(100)
    10.                 .stopWords(new ArrayList<String>())
    12.         vec.fit();
    14.         assertNotEquals(vec.lookupTable().vector("UNK"), vec.lookupTable().vector("negative"));
    15.         assertNotEquals(vec.lookupTable().vector("UNK"),vec.lookupTable().vector("positive"));