internal static ArrayList run(string[] strs)
    {
        modshogun.init_shogun_with_defaults();
        StringCharFeatures cf = new StringCharFeatures(strings, RAWBYTE);
        StringWordFeatures wf = new StringWordFeatures(RAWBYTE);
        wf.obtain_from_char(cf, 0, 2, 0, false);
        wf.set_feature_vector(new DoubleMatrix(new double[][] {{1,2,3,4,5}}), 0);

        ArrayList result = new ArrayList();
        //result.add(wf.get_features());
        result.Add(wf);

        modshogun.exit_shogun();
        return result;
    }