code: @Override
      public void plotVocab(int numWords, File file) {
          BarnesHutTsne tsne = new BarnesHutTsne.Builder().normalize(false).setFinalMomentum(0.8f).numDimension(2)
                          .setMaxIter(1000).build();
          plotVocab(tsne, numWords, file);
      }
docs: Render the words via tsne